SEYMCHAN, RUSSIA

Average Temperature

Years on Record: 75

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-11		-37.6		-33.7		-25.3		-10.8		4.1		13.8		15.8		12		4.1		-10.9		-27.9		-35.4

Average High Temperature

Years on Record: 10

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-6		-32		-27		-17		-5		8		20		20		17		10		-6		-25		-33

Average Low Temperature

Years on Record: 10

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-17		-41		-38		-32		-18		-1		6		8		5		-1		-16		-33		-41

Highest Recorded Temperature

Years on Record: 10

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		32		-17		-13		---		11		22		32		32		32		22		17		-5		-13

Lowest Recorded Temperature

Years on Record: 10

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-57		-57		-56		-52		-37		-20		-2		-2		-8		-20		-37		-52		-57

Average Number of Days Above 90F/32C

Years on Record: 10

ANNUAL

JAN

FEB

MAR

APR

MAY

JUN

JUL

AUG

SEP

OCT

NOV

DEC

Days

---

---

---

---

---

---

---

---

---

---

---

---

---

Average Number of Days Below 32F/0C

Years on Record: 10

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		260		31		28		31		29		19		1		---		6		20		30		30		31

Average Number of Days Below 0F/-17C

Years on Record: 10

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		178		31		28		28		16		---		---		---		---		---		14		28		31

Average Precipitation

Years on Record: 45

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		312.4		24.6		21.7		15		7.9		15.1		31.3		46.3		46.4		31.3		22.1		27.2		23.5

Average Number of Rainy Days

Years on Record: 10

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		108		14		10		9		6		4		7		10		8		6		7		11		12

Average Relative Humidity

Years on Record: 10

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		71		76		73		69		66		60		60		68		72		71		77		77		77

Average Dew Point

Years on Record: 10

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-16		-39		-36		-28		-17		-3		5		8		6		---		-14		-31		-40

Heating Degree Days

Years on Record: 10

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		12254.7		1713.6		1451.7		1343.3		908.3		465		150		120.6		215.3		425		921.4		1425		1730.8

Growing Degree Days

Years on Record: 10

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		280.9		---		---		---		---		---		100		137.8		43.1		---		---		---		---

Average Station Pressure

Years on Record: 44

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mbar		988.5		994.6		994.2		992.7		988.9		985.1		982.4		982.5		984.1		986.6		988.3		989.7		992.7

Average Vapor Pressure

Years on Record: 70

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mbar		4		0.3		0.3		0.7		2		4.8		8.9		11.6		9.9		5.9		2.4		0.6		0.3

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		13.6		7.1		9.6		12.6		15.9		19.7		22.3		20.4		17.1		13.7		10.6		7.8		6.1

Average Monthly Sunshine

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		1976.8		24.3		83.9		192.6		274.6		285.3		309.9		284.3		211.4		147.6		106.3		51		5.6

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		9.7		0.7		3.2		8.3		14.7		19.4		21.2		19.4		14.3		9		4.4		1.4		0.2

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		4.9		0.5		2		4.6		7.1		8.9		10		9.4		7.9		5		2.8		0.9		0.2

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.4		2.5		7		13.8		19.1		19.1		18.1		17.2		14.5		12.1		8.7		4.3		1.2

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		12.1		2.2		6.3		12.3		18.9		22.6		23.8		21.3		14.7		11.8		7.6		4		---

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		9.7		0.7		3.2		8.3		14.7		19.4		21.2		19.4		14.3		9		4.4		1.4		0.2

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.1		0.6		2.3		5.1		7.3		9		10.1		9.5		8.1		5.3		3		1		0.2

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13.8		3.6		8.5		17		22.2		22.7		21.3		20.2		19.6		14.4		9.9		4.9		1.6

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		---		3.2		7.8		15.8		23.1		27.1		31.6		28		23.3		15		8.8		4.7		---

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		8		0.6		2.6		7.1		11		16.7		16.8		17.2		11.6		7.2		3.8		1.2		0.2

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		4.8		0.5		1.8		4.3		6.9		8.8		9.9		9.4		7.7		4.5		2.5		0.9		0.2

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		9.1		2		5.3		11.3		13.2		15.6		14.2		15.1		11.3		8.9		7.3		3.6		0.9

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		---		1.7		4.6		9.5		10.2		17		14.7		16.7		9		7.6		6.2		3.4		---