Idaho · county areal climate 1951–2025

Boise County, ID

A 30.4" / 44.2°F normal · 2025 ran 109% of normal precipitation.
2026 so far · through Jul 25: This area is at 84% (15.22") of the 1996–2025 to-date normal — the 19th driest start of 76 years. Temperature +2.6°F vs normal. U.S. year-to-date →

Normal (1996–2025)

30.4in
annual precipitation · 44.2°F

2025 vs Normal

109%
33.0" · 45.6°F (+1.4 vs normal)

Wettest Year

49.4in
1996

Driest Year

19.4in
2013

Biggest Rain Day

2.96in
Dec 22 · 1955

Warmest Year

46.3°F
2015

Record

1951–2025
75 complete years · NOAA nClimGrid

Monthly Climate

26°
J
28°
F
35°
M
41°
A
49°
M
57°
J
67°
J
66°
A
57°
S
45°
O
33°
N
26°
D
—— normal temperature (°F) · ▮ normal precipitation (in) · 1996–2025
Areal nClimGrid averages (NOAA/NCEI) over the whole area — an average across the region, not a single station. Separate from the station records.

Nearby

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