ATLEE, ALBERTA

Average Temperature

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		4.3		-10.1		-8.8		-1		6		11.7		15.9		17.8		17.3		11.7		5.4		-4.7		-9.9

Average High Temperature

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		10.6		-4.9		-3.4		4.5		13		18.7		22.9		25.1		24.6		18.8		12.1		0.5		-4.8

Average Low Temperature

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-2		-15.2		-14.2		-6.5		-1		4.7		8.9		10.5		10		4.6		-1.3		-9.9		-15

Highest Recorded Temperature

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		38		12		17		22		29		34		37.5		36.5		38		33		29		18.5		13

Lowest Recorded Temperature

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-44		-36		-40		-30		-16		-6		-3.5		2		-1		-8		-29		-37		-44

Average Number of Days Above 95F/35C

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1		---		---		---		---		---		0.2		0.4		0.5		---		---		---		---

Average Number of Days Above 86F/30C

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		15.3		---		---		---		---		0.7		2.9		5.5		5.5		0.8		---		---		---

Average Number of Days Above 70F/21C

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		104.5		---		---		0.1		3.1		12.2		20.6		27.4		24.3		13.2		3.6		---		---

Average Number of Days Above 50F/10C

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		196.5		0.4		1.7		7.2		19.8		28.1		30		31		30.7		25.7		19.5		1.9		0.4

Average Number of Days Above 32F/0C

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		284.5		9.9		13.4		23.2		29.4		31		30		31		31		30		28.1		16.9		10.7

Average Number of Days Below 35F/2C

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		216.8		30.9		27.9		30.2		23.8		9.8		1.4		0.1		0.8		8.5		23.1		29.3		31

Average Number of Days Below 32F/0C

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		193.2		30.6		27.3		28.9		19.2		4.8		0.3		---		0.3		4.5		18.2		28.4		30.8

Average Number of Days Below 28F/-2C

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		156.3		29.5		25.4		22.4		9.7		0.9		0.1		---		---		2.1		10.8		26		29.4

Average Number of Days Below 10F/-12C

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		75		20.2		15.4		6.5		1		---		---		---		---		---		1.9		11.4		18.6

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

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		30.4		8.4		8.3		1.2		---		---		---		---		---		---		0.5		3.4		8.7

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

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		7.5		2.3		1.9		---		---		---		---		---		---		---		---		0.7		2.6

Average Precipitation

Years on Record: 13

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		307.1		9.6		7.2		15.2		21.4		35.1		57.3		50		42.7		35.4		12.7		8.6		11.9

Most Precipitation Reported in a Day

Years on Record: 13

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		65.5		12		10		11		26		23		41		29.4		36		65.5		23		10		12

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

Years on Record: 13

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		60.8		3.9		3.2		4.5		3.5		6.9		8.6		7.1		6.1		5.6		3.2		3.7		4.5

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

Years on Record: 13

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		20.8		0.5		0.3		1.1		1.6		2.4		3.9		3.5		2.7		2.4		1		0.5		0.9

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

Years on Record: 13

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		8.8		0.2		0.1		0.3		0.6		0.9		1.9		2.2		1.4		1		0.1		0.2		0.1

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

Years on Record: 13

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		0.8		---		---		---		0.1		---		0.4		0.1		0.1		0.2		---		---		---

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

Years on Record: 13

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		40		0.2		0.3		0.9		2.4		6.7		8.6		7.1		6.1		5.3		1.9		0.4		0.2

Average Rainfall

Years on Record: 13

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		246.5		0.2		0.8		2.7		14.7		34		57.3		50		42.7		33.9		7.8		0.5		2

Most Rain Reported in a Day

Years on Record: 13

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		65.5		2		3		6		26		23		41		29.4		36		65.5		23		1.5		12

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

Years on Record: 13

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		16.7		---		---		0.2		1.2		2.3		3.9		3.5		2.7		2.3		0.4		---		0.2

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

Years on Record: 13

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		7.9		---		---		---		0.5		0.9		1.9		2.2		1.4		0.9		0.1		---		0.1

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

Years on Record: 13

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		0.8		---		---		---		0.1		---		0.4		0.1		0.1		0.2		---		---		---

Average Snowfall

Years on Record: 13

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		60.6		9.4		6.4		12.5		6.7		1.2		---		---		---		1.5		4.9		8.1		9.9

Most Snow Reported in a Day

Years on Record: 13

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		12		12		10		11		9.4		8		---		---		---		8.6		8		10		7

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

Years on Record: 13

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		22.1		3.8		2.9		3.8		1.7		0.4		---		---		---		0.6		1.5		3.4		4.2

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

Years on Record: 13

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		4.3		0.5		0.3		1		0.7		0.1		---		---		---		0.1		0.4		0.5		0.6

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

Years on Record: 13

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		0.5		0.2		0.1		0.2		---		---		---		---		---		---		---		0.2		---

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

Years on Record: 13

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Heating Degree Days

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		5109.4		881.3		766.4		599.2		369.9		205.5		72.9		16.4		31.9		198.9		400.8		690.9		875.1

Growing Degree Days

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		748.8		---		---		---		---		52.7		177		241.8		226.3		51		---		---		---

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.9		9.2		10.7		12.5		14.5		16.3		17.2		16.7		15		13.1		11.2		9.5		8.7

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		12.5		3.6		6.8		11.3		17.1		19.9		21.4		22.1		18.5		13.1		8.3		4.5		3.1

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.9		2.3		3.7		5.8		7.5		9.1		9.8		9.4		8		6.3		4.4		2.7		2

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		6.8		11.1		15		18.3		18.4		18.4		19.7		18.6		15.6		11.9		8.1		6.4

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		6		9.5		13		18.5		19		19.8		22		19.2		14.9		11.2		7.1		5.6

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		12.5		3.6		6.8		11.3		17.1		19.9		21.4		22.1		18.5		13.1		8.3		4.5		3.1

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		6.2		2.5		4		6.3		7.8		9.2		9.9		9.5		8.1		6.9		4.7		3		2.1

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		16.2		8		12.2		17.2		21.4		21.2		21.8		21.8		20.9		19.6		13.4		9.8		7.3

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17		7.2		10.7		16.1		23		24.2		26.2		25.7		23		19.7		12.7		8.4		6.5

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		10.6		3		6		9.2		14.4		16.3		19.2		19.4		16.2		9.9		7.2		3.7		2.6

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		3.4		5.4		7.4		9		9.7		9.3		8		5.7		4		2.4		1.7

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.5		5.3		9.6		11.3		14.9		14.8		16.6		17.2		16.1		11.1		10.3		6.2		5

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		10.2		4.4		8		8.9		13.1		12.4		15.8		17.2		15		9.1		9.3		5.4		4.2