PETAWAWA NATIONAL FORESTRY INSTITUTE, ONTARIO

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Elevation: 183 meters Latitude: 45 59N Longitude: 77 26W

WEATHER

Monthly - Summary

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Forecast

Monthly - All Data

Climate Summary

Daily Averages

Hourly Data

CURRENT CONDITIONS

Sunrise/Set

05:34 am

08:38 pm
Local Time
4:47 am EDT
17 May, 2024

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MONTHLY - ALL WEATHER AVERAGES [ Show Summary ]

[ °F ] °C

TEMPERATURE

Average Temperature

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		4.4		-13.1		-10.5		-3.9		4.8		12		16.6		19.3		17.9		12.8		6.2		-0.5		-8.7

Average High Temperature

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		10.1		-7.6		-4.3		2.1		10.5		18.6		23.1		25.8		24		18.4		11.3		3.5		-4

Average Low Temperature

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-1.3		-18.6		-16.7		-9.9		-1		5.3		10.1		12.8		11.8		7.2		1.1		-4.5		-13.3

Highest Recorded Temperature

Years on Record: 64

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		38.9		11.7		16.5		23.3		31.7		34		36		38.9		37.2		35		28.3		21.7		15.6

Lowest Recorded Temperature

Years on Record: 64

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-41		-41		-37.5		-33		-22.2		-9.4		-2.8		2.2		-0.6		-5		-11.1		-24.5		-36.7

Average Number of Days Above 95F/35C

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		0.2		---		---		---		---		---		0.1		0.1		0.1		---		---		---		---

Average Number of Days Above 86F/30C

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		8.1		---		---		---		0.3		0.8		1.9		3.5		1.5		0.1		---		---		---

Average Number of Days Above 70F/21C

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		103		---		---		0.2		3.3		11.8		22.2		29		24.9		10		1.6		---		---

Average Number of Days Above 50F/10C

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		188		---		0.4		3.5		13.8		28.4		29.9		31		31		28.6		17.6		3.6		0.3

Average Number of Days Above 32F/0C

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		275.2		4.8		6.8		19.6		29		31		30		31		31		30		30.8		21.6		9.6

Average Number of Days Below 35F/2C

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		205.3		31		28		30.2		21.8		9.6		1.4		---		0.6		5.5		19.4		26.9		30.9

Average Number of Days Below 32F/0C

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		182.9		30.8		27.8		28.8		18.1		5.7		0.3		---		0.1		2.4		14.6		24.4		29.9

Average Number of Days Below 28F/-2C

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		148.5		29.5		26.4		24.9		11.9		2		---		---		---		0.6		7.6		17.6		27.9

Average Number of Days Below 10F/-12C

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		83.7		24.3		21.2		13.3		1.1		---		---		---		---		---		0.1		5.1		18.6

Average Number of Days Below -4F/-20C

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		35.9		14.1		10.4		3.8		---		---		---		---		---		---		---		0.1		7.4

Average Number of Days Below -22F/-30C

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		6.4		3.4		1.7		0.2		---		---		---		---		---		---		---		---		1.1

PRECIPITATION

Average Precipitation

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		859.7		56		43.5		57.6		65.9		87.5		77.7		91.7		83.3		84.6		81.5		72.5		57.9

Most Precipitation Reported in a Day

Years on Record: 64

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		118.9		35.8		33		40.1		39		55.5		118.9		94.4		83.6		55		45.2		38.4		32

Avg. No. of Days w/Precip. Above 0.1in/2.5mm

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		168.8		16.6		11.7		11		13.2		13.2		13.9		13		13.3		15.1		15.5		15.1		17.1

Avg. No. of Days w/Precip. Above 0.2in/5mm

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		57.1		3.9		3.1		3.8		5		5.3		5.5		5.5		4.9		5.4		5		5.3		4.3

Avg. # of Days w/Precip. Above 0.4in/10mm

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		27.1		1.2		1.3		2		2.1		3.1		2.9		3.4		2.4		2.5		2.6		2.3		1.4

Avg. No. of Days w/Precip. Above 1in/25mm

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		4.2		0.3		0.1		0.2		0.1		0.5		0.5		0.7		0.5		0.5		0.4		0.3		0.1

Avg. No. of Days w/Rain Above 0.1in/2mm

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		118.2		2.1		2.2		4.9		11.2		13.1		13.9		13		13.3		15.1		14.7		10.8		4

PRECIPITATION - RAIN

Average Rainfall

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		675.8		11.7		11.2		27.8		55.9		86.3		77.7		91.7		83.3		84.6		77.6		52.4		15.5

Most Rain Reported in a Day

Years on Record: 64

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		118.9		27.2		27.2		35.2		39		55.5		118.9		94.4		83.6		55		45.2		38.4		32

Avg. No. of Days w/Rain Above 0.2in/5mm

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		43.7		1		0.7		1.6		4		5.2		5.5		5.5		4.9		5.4		4.8		4		1.1

Avg. No. of Days w/Rain Above 0.4in/10mm

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		22.6		0.4		0.4		1.1		1.8		3		2.9		3.4		2.4		2.5		2.5		1.9		0.4

Avg. No. of Days w/Rain Above 1in/25mm

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3.5		0.1		0.1		0.1		0.1		0.5		0.5		0.7		0.5		0.5		0.4		0.1		---

PRECIPITATION - SNOW

Average Snowfall

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		187.7		45.6		33.6		30.1		10		1.2		---		---		---		---		3.9		20.2		43

Average Snow Cover at Month End

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		9.8		38.8		40.6		13.5		---		---		---		---		---		---		---		5.4		19.6

Deepest Snow Cover Reported

Years on Record: 24

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		122		122		98		88		69		5		---		---		---		---		13		24		71

Most Snow Reported in a Day

Years on Record: 64

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		40.1		35.8		33		40.1		20.3		12.2		0.4		---		---		---		19.8		34.6		30.8

Avg. No. of Days w/Snow Above 1in/2.5cm

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		59.1		15.4		10.4		7.5		3.4		0.4		---		---		---		---		1.4		6.1		14.4

Avg. No. of Days w/Snowfall Above 2in/5cm

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		12.4		2.9		2.4		2.1		0.6		0.1		---		---		---		---		0.3		1.1		2.9

Avg. No. of Days w/Snow Above 3.9in/10cm

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		4.2		0.9		0.8		0.8		0.3		---		---		---		---		---		0.1		0.5		0.9

Avg. No. of Days w/Snowfall Above 10in/25cm

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		0.3		0.1		---		0.1		---		---		---		---		---		---		---		0.1		0.1

DEGREE DAYS

Heating Degree Days

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		5090		974.3		814.4		689.1		405.9		196.2		51.9		---		13.3		165.9		376		564.9		837.9

Cooling Degree Days

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		30.1		---		---		---		---		---		---		30.1		---		---		---		---		---

Growing Degree Days

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		877.2		---		---		---		---		62		198		288.3		244.9		84		---		---		---

SKY CONDITIONS

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.8		9.7		10.9		12.5		14.1		15.6		16.3		15.9		14.6		13		11.4		10		9.3

Average Monthly Sunshine

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		1912.2		91.3		122.7		144.6		165.5		227		248.3		278.3		234.4		149.8		121.6		68.3		60.5

Average Number of Days with Sun

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		297.6		21.6		23.6		25.1		24.6		27.6		28.9		30.5		29.4		25.9		25.5		18.6		16.4

Most Sunshine Reported in a Day

Years on Record: 38

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		15.8		8.8		10.4		11.4		13.9		15		15.8		15.4		14.1		12.6		10.1		10		7.8

WIND

Average Wind Speed

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
km/h		9.9		9.9		10		11		11.3		10.3		9.9		8.8		8.4		9.3		9.8		10.8		9.9

Highest Reported Hourly Wind Speed

Years on Record: 33

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
km/h		47		42		42		39		43		37		40		32		32		47		39		43		45

Average Primary Wind Direction

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
°		315		315		315		315		315		315		315		315		315		315		315		315		315

SOLAR RADIATION

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		12.6		5.6		9.2		13.5		16.9		18.5		20.1		19.8		17.1		12.7		8.2		5.1		4.5

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		6		3.2		4.6		6.4		6.9		8.9		9.4		9.1		8.1		6.3		4.2		3		2.7

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		14		9.9		14		17.4		17.7		17		17.5		17.7		16.8		14.3		10.8		7.9		7.7

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13		8.5		12.5		15.1		17.8		15.8		17.2		17.5		15.5		12.7		9.8		6.7		6.9

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		12.6		5.6		9.2		13.5		16.9		18.5		20.1		19.8		17.1		12.7		8.2		5.1		4.5

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		6.3		3.6		5		6.8		7.3		9		9.5		9.2		8.2		6.5		4.7		3.2		3.2

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		16.6		11.7		16.3		19.6		20.9		20.4		19.9		21.3		19.6		16.9		13.1		9.1		10.1

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		16.6		10.3		15		17.4		22.3		22.2		22.1		24.4		20.4		16.1		12.4		7.7		9.4

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		10.4		4.9		7.6		12		13.3		13.8		16.7		17.9		14.2		10.3		6.5		4.3		3.5

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.7		2.9		4		6.1		6.5		8.6		9.2		9		7.9		5.9		3.7		2.7		2.3

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.4		8.5		11.2		15.1		13.6		12.5		14.6		15.9		13.6		11.1		8.3		6.5		5.7

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		9.3		7.1		9.6		12.5		12.1		8.5		11.6		14		10.4		8.6		7.1		5.2		4.8

NEARBY - MAP

NEARBY - LIST

Chalk River, Ontario (3 mi / 5 km)
Deep River, Quebec (5 mi / 8 km)
Petawawa Airport, Ontario (6 mi / 9 km)
Petawawa, Ontario (7 mi / 12 km)
Sheenboro, Quebec (8 mi / 14 km)

GEOBA.SE

Petawawa National Forestry Institute, Ontario