ST MARIES, IDAHO

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Elevation: 652 meters Latitude: 47 19N Longitude: 116 34W

WEATHER

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Climate Summary

CURRENT CONDITIONS

Sunrise/Set

08:20 am

11:05 pm
Local Time
1:58 pm EDT
6 May, 2024

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MONTHLY - ALL WEATHER AVERAGES [ Show Summary ]

[ °F ] °C

TEMPERATURE

Average Temperature

Years on Record: 114

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		8.6		-1.9		0.7		4		8.2		12.4		16.1		19.6		18.9		14.4		8.7		2.6		-1

Average High Temperature

Years on Record: 114

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		15.2		1.6		5.2		9.7		15.2		20.1		24		29.4		29.1		23.4		15.6		6.6		2.2

Average Low Temperature

Years on Record: 114

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		1.9		-5.5		-3.9		-1.7		1.2		4.7		8.1		9.8		8.8		5.3		1.7		-1.4		-4.2

Highest Recorded Temperature

Years on Record: 114

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		42.8		15		19.4		26.1		35		36.1		37.8		41.1		42.8		40		32.2		22.8		30.6

Lowest Recorded Temperature

Years on Record: 114

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-33.9		-32.2		-31.7		-23.3		-13.3		-6.7		-3.3		-1.1		-1.1		-7.8		-18.9		-25.6		-33.9

Average Number of Days Above 100F/38C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1.6		---		---		---		---		---		---		0.8		0.6		0.2		---		---		---

Average Number of Days Above 90F/32C

Years on Record: 114

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		24.1		---		---		---		0.1		0.5		2		10.1		9.3		2.1		---		---		---

Average Number of Days Above 80F/26C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		65.7		---		---		---		0.4		4		8.4		21.2		21.7		9.3		0.6		---		---

Average Number of Days Above 70F/21C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		116.2		---		---		0.5		4.3		11.8		19.9		28.3		28.5		19		4		---		---

Average Number of Days Above 60F/15C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		168.2		---		0.3		4.1		12		22.4		27.9		30.8		30.7		26.8		12.5		0.5		---

Average Number of Days Above 50F/10C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		226.5		0.7		4		16.1		24.1		30.1		30		31		31		29.6		25		4.8		0.2

Average Number of Days Above 40F/4C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		293.3		9.3		17.3		28.5		29.8		31		30		31		31		30		30.5		18.1		6.8

Average Number of Days Below 70F/21C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		365		31		28		31		30		31		30		31		31		30		31		30		31

Average Number of Days Below 60F/15C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		360.2		31		28		31		30		31		29.4		28.6		29.4		29.9		31		30		31

Average Number of Days Below 50F/10C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		308.9		31		28		30.9		29.7		28		19.2		11.4		13.7		25.5		30.7		29.9		31

Average Number of Days Below 40F/4C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		216.9		31		27.8		29.5		23.3		12		2.4		0.5		0.8		7.8		23		27.9		30.9

Average Number of Days Below 32F/0C

Years on Record: 114

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		144.8		26.6		23		21.8		12.5		3.2		0.1		---		0.1		2.8		10.7		18.8		25.2

Average Number of Days Below 20F/-6C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		27.8		7.4		6		1.4		---		---		---		---		---		---		0.6		3.2		9.2

Average Number of Days Below 10F/-12C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		8.2		2.5		1.6		0.2		---		---		---		---		---		---		---		0.8		3

Average Number of Days Below 0F/-17C

Years on Record: 114

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		4.3		2.3		0.9		0.1		---		---		---		---		---		---		---		0.1		0.9

PRECIPITATION

Average Precipitation

Years on Record: 114

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		713		99		70		66		50		53		48		21		24		32		56		92		101

Average Number of Days With Precipitation

Years on Record: 114

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		122		15		12		13		11		10		9		4		4		6		10		13		15

Most Reported Precipitation in a Month

Years on Record: 114

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		253		252		172		197		146		129		154		136		109		124		160		219		253

Least Reported Precipitation in a Month

Years on Record: 114

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		---		12		---		11		2		1		2		---		---		---		---		2		23

Most Precipitation Reported in a Day

Years on Record: 114

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		110		53.9		46.7		41.9		63.5		48		47		56.6		43.7		35.8		110		47		57.4

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

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		76.7		9.9		6.4		8.3		6.6		6.7		5.8		2.5		2.2		2.8		6.1		9.8		9.6

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

Years on Record: 114

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		77		10		8		8		6		6		5		2		3		4		6		9		10

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

Years on Record: 114

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		13		2		1		1		1		1		1		---		---		1		1		2		2

Avg. No. of Days w/Precip. Above 0.5in/13mm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		16.2		2.6		1.4		1.3		1		1		0.9		0.5		0.4		0.5		1.2		2.7		2.7

PRECIPITATION - SNOW

Average Snowfall

Years on Record: 114

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		125.2		43.7		20.6		10.4		1.3		---		---		---		---		---		0.5		13.2		35.6

Average Number of Days With Snow

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		28.2		8		4.4		3.1		0.8		0.2		---		---		---		---		0.1		3.5		8.1

Most Snow Reported in a Month

Years on Record: 114

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		198.6		158.8		71.1		56.6		21.6		4.3		---		---		---		2.5		17.8		81.3		198.6

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

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		15.2		4.9		2.2		1.1		0.2		---		---		---		---		---		0.1		1.9		4.8

Avg. No. of Days w/Snow Above 3in/7.5cm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		6.5		2.1		0.9		0.5		---		---		---		---		---		---		---		0.7		2.3

Avg. No. of Days w/Snow Above 5in/12.7cm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2.9		0.8		0.4		0.2		---		---		---		---		---		---		---		0.4		1.1

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

Years on Record: 30

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

Avg. # of Days w/Snow Depth Above 1in/2.5cm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		65.7		21.7		14.6		6.5		0.4		---		---		---		---		---		0.1		5.2		17.2

Avg. # of Days w/Snow Depth Above 3in/7.5cm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		51		17.8		12.6		5.3		0.2		---		---		---		---		---		---		3.1		12

Avg. # of Days w/Snow Depth Above 5in/12.7cm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		44.7		15.7		11.8		4.4		---		---		---		---		---		---		---		2		10.8

Avg. # of Days w/Snow Depth Above 10in/25cm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		26.5		9.5		8.5		2.9		---		---		---		---		---		---		---		---		5.6

DEGREE DAYS

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		6597		1077		881		753		539		335		157		45		47		209		564		873		1116

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		327		---		---		---		1		9		36		131		124		25		---		---		---

Growing Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1978		---		---		5		46		176		331		552		543		278		45		2		---

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		9.6		10.9		12.5		14.2		15.8		16.5		16.1		14.7		13		11.3		9.9		9.1

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		13.8		4.8		8.1		12.7		17.2		20.4		22.9		24.4		21.1		15.7		9.7		5.2		4

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		6.2		2.8		4.2		6.3		7.6		8.9		9.4		9.5		8.1		6.8		4.7		3.1		2.5

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.2		8.1		12.1		15.7		18		18.8		19.8		21.7		21.1		18.2		13.2		8.3		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		15.1		7		10.8		14.1		17.5		19.2		21.9		24.6		22.6		17.8		12.5		7.2		6.2

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13.8		4.8		8.1		12.7		17.2		20.4		22.9		24.4		21.1		15.7		9.7		5.2		4

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		6.7		3.1		4.6		6.8		7.7		9.1		10		10.8		8.6		7.6		5.3		3.5		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		17.8		9.6		13.8		18.9		20.9		22.7		23.4		24.8		22.7		22.1		16.1		10.4		7.9

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		18.5		8.2		12.6		17.9		21.9		25.8		27.9		28.1		24.7		22.3		15.7		9.3		7.2

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.2		4.3		6.4		11.2		14.3		17.2		18.8		16.8		18.4		11.9		7.8		4.2		3.6

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.8		2.6		3.6		5.9		7.5		8.8		9.3		9		7.9		6.1		4.1		2.6		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		12.1		7.1		9.4		13.4		14.5		15.7		16.3		14.9		18.2		13.4		10.4		6.3		5.9

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		10.7		6.1		7.8		11.4		11.9		13.6		15		12.3		18.2		11.7		9.4		5.2		5.2

NEARBY - MAP

NEARBY - LIST

St. Marie's, Idaho (1 mi / 2 km)
Kellogg, Idaho (14 mi / 22 km)
Plummer, Idaho (17 mi / 28 km)
Tensed, Idaho (19 mi / 31 km)
De Smet, Idaho (20 mi / 32 km)

GEOBA.SE

St Maries, Idaho