SAINT JOHN, CALIFORNIA

Average Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		5		-3.1		-1.8		0.7		3.4		7.3		11.3		14.2		13.9		10.8		6.1		0.5		-3.2

Average High Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		13.7		3.8		5.3		7.8		11.3		16.1		21.3		25.7		25.3		21.6		15.4		7.5		3.8

Average Low Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-3.7		-9.9		-8.9		-6.5		-4.5		-1.6		1.2		2.7		2.6		0.1		-3.3		-6.6		-10.1

Highest Recorded Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		28.7		7.6		10.9		12.2		17		21.4		24.6		28.1		28.7		24.9		20.6		14.4		7.4

Lowest Recorded Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-15.4		-15.3		-14.6		-10.4		-7		-3.6		-0.7		0.2		1.2		-1.4		-5.7		-10.2		-15.4

Average Precipitation

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		829		124		142		131		45		38		16		13		14		29		56		109		112

Average Number of Days With Precipitation

Years on Record: 57

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		49		9		8		6		5		3		1		---		---		1		3		5		8

Most Reported Precipitation in a Month

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		601		339		601		473		166		162		46		72		71		122		194		434		463

Least Reported Precipitation in a Month

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		---		8		2		8		2		4		---		---		---		---		---		4		---

Most Precipitation Reported in a Day

Years on Record: 57

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		80		53.3		71.6		59.7		50.8		32		28.2		9.4		18.3		78.7		80		57.9		68.6

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

Years on Record: 57

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		37		7		6		5		3		2		1		---		---		1		2		4		6

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

Years on Record: 57

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		14		3		3		2		1		---		---		---		---		---		1		1		3

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

Years on Record: 57

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		4		1		1		---		---		---		---		---		---		---		---		1		1

Average Snowfall

Years on Record: 57

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		0.5		0.5		---		---		---		---		---		---		---		---		---		---		---

Most Snow Reported in a Month

Years on Record: 57

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		5.1		5.1		---		---		---		---		---		---		---		---		---		---		---

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		4856.1		663.9		564.4		548.3		447.8		342.2		212.8		131.1		137.2		225		380		536.7		666.7

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3.3		---		---		---		---		---		---		2.2		1.1		---		---		---		---

Growing Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		316.5		---		---		---		---		---		38.3		130.9		122.3		25		---		---		---

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.7		10.2		11.2		12.5		13.8		14.9		15.5		15.2		14.1		12.9		11.6		10.5		9.9

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17.6		7.4		10.7		15.4		19.9		24.2		28		29.7		26.1		20.6		14.3		8.4		6.6

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		4.5		2.7		3.6		4.9		6.4		7.1		6.6		5.2		4.6		4		3.4		2.9		2.4

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		19.7		12.5		15.1		18.8		20.6		22.2		24.2		26.2		26		24.3		20.9		13.7		11.9

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		23.8		13.2		16.3		19.9		22.6		26.8		32.9		37.9		34.7		29.7		23.7		14.7		12.7

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17.6		7.4		10.7		15.4		19.9		24.2		28		29.7		26.1		20.6		14.3		8.4		6.6

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.3		2.9		4		5.6		7.2		8.5		8.3		6.2		5.7		5.4		4.2		3.2		2.6

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		23.1		15.9		20.3		22.9		24		26.4		26.8		27.8		28.1		26.5		24.2		18		16.6

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		30.1		18.1		24.3		26.7		29.1		37		40.4		42.4		39.7		33.9		29		21		19.3

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		14.5		5.7		7.6		12.3		15.8		17.2		23.6		27.8		24.1		17.3		11.8		6.3		5.1

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		3.5		2.4		2.8		4.1		5.4		5.2		5		4.1		3.5		3.2		2.6		2.4		1.9

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.5		8.5		9.6		14.3		15.9		15.7		20.6		24.5		23.8		19.8		16.1		9.1		8.2

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		16.4		7.8		8.3		12.8		14.2		13.5		23.6		33.3		29.7		21.4		16.3		8.4		7.7