Statewide areal climate 1951–2025

Idaho

A 44.2°F / 23.4" normal · 2025 ran +2°F vs normal. 44 counties.
2026 so far · through Jul 10: This area is running +3.3°F (44.2°F) vs the 1996–2025 to-date normal — the 3rd warmest start of 76 years. Precipitation 81% of normal. U.S. year-to-date →

Normal (1996–2025)

44.2°F
annual mean · 23.4" precipitation

2025 vs Normal

+2°F
46.2°F · 23.1" (99% of normal)

Warmest Year

46.4°F
2015 · coldest 39.8°F (1985)

Wettest Year

32.1in
1996 · driest 17.6" (2013)

Hottest Day

98.5°F
Jul 13 · 2002

Coldest Day

-25.0°F
Dec 23 · 1990

Biggest Rain Day

1.76in
Dec 23 · 1964

Record

1951–2025
75 complete years · NOAA nClimGrid

Where 2025 Ran Warm & Cool

Every county in Idaho by its 2025 temperature vs the 1996–2025 normal.
Where 2025 Ran Warm & Cool

Monthly Climate

25°
J
28°
F
35°
M
41°
A
50°
M
58°
J
67°
J
66°
A
57°
S
45°
O
33°
N
25°
D
—— normal temperature (°F) · ▮ normal precipitation (in) · 1996–2025

Counties (44)

Ada CountyAdams CountyBannock CountyBear Lake CountyBenewah CountyBingham CountyBlaine CountyBoise CountyBonner CountyBonneville CountyBoundary CountyButte CountyCamas CountyCanyon CountyCaribou CountyCassia CountyClark CountyClearwater CountyCuster CountyElmore CountyFranklin CountyFremont CountyGem CountyGooding CountyIdaho CountyJefferson CountyJerome CountyKootenai CountyLatah CountyLemhi CountyLewis CountyLincoln CountyMadison CountyMinidoka CountyNez Perce CountyOneida CountyOwyhee CountyPayette CountyPower CountyShoshone CountyTeton CountyTwin Falls CountyValley CountyWashington County
Areal nClimGrid averages (NOAA/NCEI) over the whole area — an average across the region, not a single station. Separate from the station records.
← U.S. overview
Coldest Since · Browse all states · See where it's hottest → hottestsince.com
part of Weather Trader · supported by Substack Subscribers · data: NWS NDFD forecast + NOAA/ACIS ThreadEx records · updated 2026-07-13 14:12Z
© 2026 Weather Trader · All rights reserved