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MARY'S HARBOUR, NEWFOUNDLAND AND LABRADOR


Home > North America > Canada > Newfoundland and Labrador
Elevation: 36 feet     Latitude: 52 18N     Longitude: 55 50W

WEATHER
 
CURRENT CONDITIONS

Sunrise/Set
04:10 am
07:09 pm

Local Time
9:28 am EDT
1 May, 2024
 
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MONTHLY - ALL WEATHER AVERAGES   [ Show Summary ]
[ °C ]   °F
TEMPERATURE 
Average Temperature
Years on Record: 12  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
F31.667.316.42837.746.654.355.648.338.127.114

Average High Temperature
Years on Record: 12  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
F40.115.81725.935.145.755.663.764.756.744.933.622.4

Average Low Temperature
Years on Record: 12  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
F23.1-3.7-2.472129.637.544.746.439.731.220.65.6

Highest Recorded Temperature
Years on Record: 15  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
F96.141.44148.958.579.796.187.890.781.766.256.748.6

Lowest Recorded Temperature
Years on Record: 15  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
F-28.8-27.4-28.8-27.8-12.111.526.13232.424.811.5-6.2-24.2

Average Number of Days Above 95F/35C
Years on Record: 12  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days0.1---------------0.1------------------

Average Number of Days Above 86F/30C
Years on Record: 12  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days1---------------0.40.10.6------------

Average Number of Days Above 70F/21C
Years on Record: 12  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days30.8------------0.64.811.810.92.7---------

Average Number of Days Above 50F/10C
Years on Record: 12  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days116.6---------0.79.419.127.129.323.470.7---

Average Number of Days Above 32F/0C
Years on Record: 12  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days242.92.83.19.120.630.13031313030.119.26

Average Number of Days Below 35F/2C
Years on Record: 12  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days254.830.928.23129.828.413.610.97.723.229.231

Average Number of Days Below 32F/0C
Years on Record: 12  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days218.730.92830.627.919.23.70.1---3.517.926.230.7

Average Number of Days Below 28F/-2C
Years on Record: 12  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days181.430.827.727.62211.30.2------0.69.622.329.4

Average Number of Days Below 10F/-12C
Years on Record: 12  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days109.527.223.920.76.90.4------------0.38.122.1

Average Number of Days Below -4F/-20C
Years on Record: 12  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days48.617.114.88.10.3------------------0.28.2

Average Number of Days Below -22F/-30C
Years on Record: 12  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days4.21.81.70.4------------------------0.3



TEMPERATURE - WIND CHILL 
Avg. # of Days w/Wind Chill Below -4F/-20C
Years on Record: 5  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days83.72517.3163.8---------------0.54.816.4

Av. # of Days w/Wind Chill Below -22F/-30C
Years on Record: 5  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days30.511.675.5---------------------0.46

Av. # of Days w/Wind Chill Below -40F/-40C
Years on Record: 5  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days4.32.20.80.5------------------------0.8

Lowest Reported Wind Chill
Years on Record: 27  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
F-54.2-54.2-49.9-50.1-27.71.719.8323221.3-10.3-27.7-50.2



TEMPERATURE - HUMIDEX 
Average No. Days w/Humidex Above 104F/40C
Years on Record: 5  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days---------------------------------------

Average No. Days w/Humidex Above 95F/35C
Years on Record: 5  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days0.3------------------0.3---------------

Average No. Days w/Humidex Above 86F/30C
Years on Record: 5  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days6.3------------0.30.53.32.3------------

Highest Reported Humidex
Years on Record: 27  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
F102.141.246.25060.188.899.199102.198.477.760.947.8



PRECIPITATION 
Average Precipitation
Years on Record: 12  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
in37.22.73.22.622.93.83.43.52.73.73.33.4

Most Precipitation Reported in a Day
Years on Record: 15  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
in31.11.51.21.41.21.72.431.92.21.61.3

Avg. No. of Days w/Precip. Above 0.1in/2.5mm
Years on Record: 12  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days18314.814.915.513.51415.71714.614.616.11517.3

Avg. No. of Days w/Precip. Above 0.2in/5mm
Years on Record: 12  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days59.84.45.44.33.456.25.65.23.45.65.55.8

Avg. # of Days w/Precip. Above 0.4in/10mm
Years on Record: 12  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days29.322.71.81.32.83.22.32.91.92.92.82.8

Avg. No. of Days w/Precip. Above 1in/25mm
Years on Record: 12  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days4.70.10.30.30.10.30.60.60.60.60.50.50.3

Avg. No. of Days w/Rain Above 0.1in/2mm
Years on Record: 12  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days112.51.81.94.85.911.915.51714.614.614.972.7



PRECIPITATION - RAIN 
Average Rainfall
Years on Record: 12  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
in22.80.20.30.60.82.53.63.43.52.73.31.60.3

Most Rain Reported in a Day
Years on Record: 15  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
in30.8111.41.21.72.431.92.21.61.1

Avg. No. of Days w/Rain Above 0.2in/5mm
Years on Record: 12  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days350.30.30.81.34.65.75.65.23.45.22.30.5

Avg. No. of Days w/Rain Above 0.4in/10mm
Years on Record: 12  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days17.30.10.30.30.62.43.12.32.91.82.21.30.2

Avg. No. of Days w/Rain Above 1in/25mm
Years on Record: 12  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days3.6------0.10.10.30.60.60.60.60.40.30.1



PRECIPITATION - SNOW 
Average Snowfall
Years on Record: 12  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
in133.424.127.61911.23.11.1---------3.115.129.1

Average Snow Cover
Years on Record: 12  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
in1529.244.652.433.35------------0.22.113

Average Snow Cover at Month End
Years on Record: 14  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
in13.633.348.441.515.4---------------0.4519.1

Deepest Snow Cover Reported
Years on Record: 15  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
in95.768.195.789.870.133.90.8---------8.32440.6

Most Snow Reported in a Day
Years on Record: 15  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
in13.511.111.712.68.67.63.9---0.10.17.213.512.5

Avg. No. of Days w/Snow Above 1in/2.5cm
Years on Record: 12  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days84.914.414.112.99.63.11.1---0.10.12.610.616.3

Avg. No. of Days w/Snowfall Above 2in/5cm
Years on Record: 12  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days23.34.15.33.31.70.40.2---------0.72.85

Avg. No. of Days w/Snow Above 3.9in/10cm
Years on Record: 12  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days9.71.62.31.30.80.30.1---------0.20.92.2

Avg. No. of Days w/Snowfall Above 10in/25cm
Years on Record: 12  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days0.80.20.30.1---------------------0.10.3

Av. # of Days w/Snow Depth Above 0.4in/10mm
Years on Record: 12  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days177.63128.33129.711.20.2---------1.614.929.7

Avg. # of Days w/Snow Depth Above 2in/5cm
Years on Record: 12  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days167.53128.33129.29.4------------19.428.3

Av. # of Days w/Snow Depth Above 3.9in/10cm
Years on Record: 12  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days160.13128.33128.98.4------------0.65.826.1

Av. # of Days w/Snow Depth Above 7.8in/20cm
Years on Record: 12  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days147.630.728.33128.47.2------------0.12.819.3



HUMIDITY 
Average Morning Relative Humidity
Years on Record: 12  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
%82.872.573.177.685.686.285.587.388.688.187.683.377.9

Average Evening Relative Humidity
Years on Record: 12  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
%74.274.174.278.680.573.970.569.371.869.372.877.978.1



DEGREE DAYS 
Heating Degree Days
Years on Record: 12  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days12149.9182916301506.61110846.3552331.7291.4501833.911371581

Growing Degree Days
Years on Record: 12  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days306.9------------------133.3173.6------------



BAROMETER 
Average Sea Level Pressure
Years on Record: 5  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
InHg29.729.729.729.829.93029.929.829.829.829.829.829.7

Average Station Pressure
Years on Record: 5  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
InHg29.729.629.629.729.83029.929.829.829.829.829.829.7

Average Vapor Pressure
Years on Record: 5  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
InHg0.1---------0.10.10.20.20.30.30.20.20.1



SKY CONDITIONS 
Average Length of Day
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Hours12.9910.612.514.616.517.51715.213.211.19.48.5

Avg. No. of Days Visibility Above 5.5m/9km
Years on Record: 4  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days7229.3580.8461.8571.3594621.3591.3652.7667.3648.8676.3576.4587.6

Avg. No. of Days Visibility Below 5.5m/9km
Years on Record: 4  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days1315.8134.3192.3153109.388.3117.876.760.757.363.3124.8138.4

Avg. No. of Days Visibility Below 0.6m/1km
Years on Record: 4  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days221292419.816.834.51114.716144.518.818



WIND 
Average Wind Speed
Years on Record: 11  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
mph11.312.312.512.611.910.810.99.2910.311.112.712.8

Highest Reported Hourly Wind Speed
Years on Record: 27  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
mph57.849.750.351.6464655.336.74642.942.957.857.8

Highest Reported Wind Gust
Years on Record: 15  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
mph87.678.371.587.678.375.855.354.156.552.856.585.169

Avg. # of Days w/Wind Above 32 mph/52 km/h
Years on Record: 9  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days22.243.63.61.31.10.40.20.80.5123.7

Avg. # of Days w/Wind Above 39 mph/63 km/h
Years on Record: 9  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days7.81.61.61.30.10.60.3---0.2------0.91.3

Average Primary Wind Direction
Years on Record: 11  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
°225270315225360360360225225225225270270



SOLAR RADIATION 
Average Daily Solar Radiation - Global
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
kWh/m23.111.83.14.45.15.14.84.33.121.10.7

Average Daily Solar Radiation - Diffuse
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
kWh/m21.60.611.62.12.62.82.62.21.61.10.70.5

Average Daily Solar Radiation - Reflected
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
kWh/m23.51.93.14.34.94.74.44.34.33.72.91.91.4

Average Daily Solar Radiation - Direct
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
kWh/m23.11.72.63.64.64.54.13.83.93.32.61.71.2

Maximum Daily Solar Radiation - Global
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
kWh/m23.111.83.14.45.15.14.84.33.121.10.7

Maximum Daily Solar Radiation - Diffuse
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
kWh/m21.70.71.21.82.12.62.82.72.31.71.20.80.5

Maximum Daily Solar Radiation - Reflected
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
kWh/m24.22.345.365.4555.24.33.42.41.6

Maximum Daily Solar Radiation - Direct
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
kWh/m24.123.64.75.95.95.45.35.44.23.22.11.4

Minimum Daily Solar Radiation - Global
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
kWh/m22.50.81.42.43.64.54.34.33.22.51.40.90.6

Minimum Daily Solar Radiation - Diffuse
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
kWh/m21.50.60.91.52.12.52.72.62.11.50.90.60.4

Minimum Daily Solar Radiation - Reflected
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
kWh/m22.71.62.33.13.74.13.73.83.12.81.91.51.1

Minimum Daily Solar Radiation - Direct
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
kWh/m22.21.41.92.333.52.832.12.21.61.30.9




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