Warm River, ID

Climate overview — based on NOAA 1991-2020 normals from ASHTON 1N, ID US.

Dsb Mediterranean continental (warm summer) climate 6b USDA hardiness Zone 6b

Year-round temperatures (°F)

10° 30° 50° 70° 90° J F M A M J J A S O N D
Avg high Avg low

Climate summary

Warm River has an annual average temperature of 43.4°F with about 19.7 inches of precipitation per year and 70.1 inches of snow. The warmest month is August (average high 82.7°F), and the coldest is January (average low 13.4°F). January is typically the wettest month (2.31 in) and July the driest (0.64 in). Snow typically falls from October through April.

Annual swing
45.6°F
warmest to coldest month
Heating need
7,839
Cooling need
69

Best time to visit Warm River

Full guide →

Climate change signal

All-time records →

25 of 366 (6.8%) of Warm River'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.

1890s
22
1900s
37
1910s
29
1920s
23
1930s
98
1940s
14
1950s
15
1960s
17
1970s
9
1980s
33
1990s
17
2000s
16
2010s
21
2020s
15

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 28.9°F 13.4°F 21.1°F 2.31 in 19.8 in 9
February 32.6°F 16.8°F 24.7°F 1.53 in 10.7 in 7
March 42.3°F 24.5°F 33.4°F 1.29 in 5.3 in 7
April 53.8°F 31.4°F 42.6°F 1.70 in 2.0 in 7
May 65.3°F 39.7°F 52.5°F 2.24 in 8
June 73.1°F 45.7°F 59.4°F 2.15 in 6
July 82.6°F 50.9°F 66.7°F 0.64 in 3
August 82.7°F 48.5°F 65.6°F 0.85 in 4
September 72.5°F 41.8°F 57.1°F 1.17 in 5
October 57.1°F 32.2°F 44.6°F 1.63 in 1.6 in 5
November 40.1°F 22.7°F 31.4°F 1.90 in 10.5 in 7
December 29.2°F 14.6°F 21.9°F 2.26 in 20.2 in 10

Climate twins of Warm River

Why these? →

The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).

Frost dates
Last spring / first fall frost
All-time records
Hottest, coldest, wettest
Planting calendar
What to plant, and when

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