What is the hottest month in Smelterville?

July is the warmest month in Smelterville, with an average high of 84.9°F.

What is the coldest month in Smelterville?

January is the coldest month in Smelterville, with an average low of 21.7°F.

What month does Smelterville get the most rain?

November is typically the wettest month in Smelterville, with about 4.55 inches of precipitation.

What plant hardiness zone is Smelterville in?

Smelterville is approximately in USDA plant hardiness Zone 7b, based on the average annual extreme minimum temperature.

Has the climate in Smelterville changed recently?

11.2% of Smelterville's all-time daily heat records were set in the last decade (since 2015), compared to roughly 5% if records were evenly distributed over time.

Smelterville, ID

Climate overview — based on NOAA 1991-2020 normals from KELLOGG, ID US.

Dsb Mediterranean continental (warm summer) climate 7b USDA hardiness Zone 7b

Year-round temperatures (°F)

Avg high Avg low

Climate summary

Smelterville has an annual average temperature of 46.7°F with about 33.9 inches of precipitation per year and 52.4 inches of snow. The warmest month is July (average high 84.9°F), and the coldest is January (average low 21.7°F). November is typically the wettest month (4.55 in) and August the driest (0.82 in). Snow typically falls from November through April.

Annual swing

38.7°F

warmest to coldest month

Heating need

6,711

HDD/yr

Cooling need

129

CDD/yr

Best time to visit Smelterville

Full guide →

Climate change signal

All-time records →

41 of 366 (11.2%) of Smelterville's all-time daily heat records have been set since 2015. If records were spread evenly across the station's history, only about 5% would fall in any given decade.

1900s		9
1910s		35
1920s		37
1930s		76
1940s		34
1950s		22
1960s		30
1970s		17
1980s		31
1990s		19
2000s		11
2010s		13
2020s		32

Bars: number of all-time daily heat records still standing that were set in each decade.

Monthly averages

Month	Avg High	Avg Low	Avg Temp	Precipitation	Snow	Rainy days
January	37.0°F	21.7°F	29.3°F	4.29 in	15.1 in	18
February	41.5°F	22.6°F	32.0°F	3.06 in	12.0 in	15
March	49.6°F	27.1°F	38.4°F	3.66 in	6.4 in	17
April	57.8°F	32.3°F	45.0°F	2.89 in	0.7 in	16
May	68.6°F	39.7°F	54.2°F	2.88 in	—	14
June	74.7°F	46.0°F	60.4°F	2.73 in	—	12
July	84.9°F	50.5°F	67.7°F	1.15 in	—	6
August	84.3°F	48.8°F	66.6°F	0.82 in	—	5
September	73.4°F	41.0°F	57.2°F	1.32 in	—	7
October	58.0°F	32.5°F	45.2°F	3.11 in	—	13
November	44.1°F	27.1°F	35.6°F	4.55 in	4.4 in	18
December	36.3°F	21.8°F	29.0°F	3.45 in	13.8 in	18