COLOMA, CALIFORNIA

Average Temperature

Years on Record: 111

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		57.5		43		45.9		49.1		53.4		60.5		68		75.2		73.8		68.9		60		49.3		43.5

Average High Temperature

Years on Record: 111

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		71.3		53.4		56.9		60.5		66.3		74.8		83.9		92.7		91.4		85.7		74.8		61.3		53.8

Average Low Temperature

Years on Record: 111

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		43.8		32.6		35		37.6		40.5		46.3		51.9		57.2		56.2		52.1		45		37.4		33.1

Highest Recorded Temperature

Years on Record: 111

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		114		77		78		87		92		104		109		114		109		108		100		86		76

Lowest Recorded Temperature

Years on Record: 111

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		8		9		15		19		24		29		31		38		30		32		23		20		8

Average Number of Days Above 90F/32C

Years on Record: 111

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		65.7		---		---		---		0.1		2		8.7		22		20		11		1.9		---		---

Average Number of Days Below 32F/0C

Years on Record: 111

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		60.7		16.4		10.7		6.8		2.7		0.3		---		---		---		---		0.7		7.3		15.6

Average Precipitation

Years on Record: 111

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		38.2		6.9		6.7		5.8		3.2		1.5		0.4		0.1		0.1		0.5		2.1		4.4		6.5

Average Number of Days With Precipitation

Years on Record: 111

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		65		10		10		10		7		4		2		---		---		1		4		7		10

Most Reported Precipitation in a Month

Years on Record: 111

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		23.3		19.2		19.3		15.9		11.8		8.2		3		3.6		1.6		8.1		11.4		14.6		23.3

Least Reported Precipitation in a Month

Years on Record: 111

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

Most Precipitation Reported in a Day

Years on Record: 111

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		6.2		4.5		6.2		4.3		3.9		2.8		1.5		2.8		1.2		2.6		5.3		3.8		4.1

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

Years on Record: 111

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		51		8		8		8		5		3		1		---		---		1		3		6		8

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

Years on Record: 111

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		25		5		5		4		2		1		---		---		---		---		1		3		4

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

Years on Record: 111

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		12		2		2		2		1		---		---		---		---		---		1		2		2

Average Snowfall

Years on Record: 111

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		2.6		1.2		0.3		0.4		0.3		---		---		---		---		---		---		---		0.4

Most Snow Reported in a Month

Years on Record: 111

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		14		14		6		8		6		---		---		---		---		---		---		---		7

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3324		605		468		443		312		173		36		10		2		39		179		442		615

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1164		---		---		1		14		69		165		329		314		199		70		3		---

Growing Degree Days

Years on Record: 111

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3363.5		---		---		---		102		325.5		540		781.2		737.8		567		310		---		---

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.7		10.3		11.3		12.5		13.7		14.8		15.4		15.1		14.1		12.8		11.6		10.5		10

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.1		2.2		3.1		4.6		5.9		7.1		8.1		8.2		7.4		5.8		4.1		2.5		2

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.2		0.8		1		1.3		1.7		1.9		1.7		1.5		1.3		1.1		0.9		0.8		0.7

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.7		3.7		4.4		5.6		6		6.4		6.9		7.2		7.3		6.8		5.9		4.1		3.7

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		6.9		4		4.8		6.1		6.8		8		9.7		10.4		9.8		8.4		6.8		4.5		4

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.1		2.2		3.1		4.6		5.9		7.1		8.1		8.2		7.4		5.8		4.1		2.5		2

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.5		0.8		1.2		1.6		2		2.3		2.2		1.8		1.5		1.5		1.1		0.9		0.8

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		6.7		4.8		5.5		6.7		6.9		7.6		7.7		7.8		8		7.5		6.8		5.6		5

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		8.8		5.6		6.5		8		8.6		10.8		11.9		11.9		11.5		9.6		8.2		6.8		6

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.3		1.8		2.3		3.6		4.9		5.4		6.9		7.6		6.9		5.1		3.6		2		1.6

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		0.9		0.6		0.8		1.1		1.4		1.3		1.2		1.1		0.9		0.9		0.7		0.6		0.5

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.6		2.7		3		4.2		4.9		5		6		6.7		6.8		5.8		4.9		3		2.6

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5		2.6		2.7		3.8		4.7		4.8		7.2		8.8		8.7		6.4		5.1		3		2.6