Weather & Climate
Bonner County, Idaho, United States
Overview
Available climate summaries for Bonner County. Origins and reference periods are unverified; stored values may include AI estimates. Treat these as estimates until independently verified.
Key Metrics
Annual Avg
4.9°C
Summer Avg
16.9°C
Winter Avg
-6.8°C
Record High
39.9°C
Record Low
-34.3°C
Annual Precipitation
898 mm
Avg Humidity
78%
Summer Humidity
61%
Winter Humidity
95%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 3° | -7° | -33.3° | 111.6 | 95% | 30 | 20.4 |
| Feb | 8° | -6.2° | -33.3° | 73.1 | 95% | 54 | 22.7 |
| Mar | 16.3° | -1.7° | -27.8° | 102 | 93% | 90 | 24.6 |
| Apr | 23.3° | 3.7° | -13.4° | 68.1 | 80% | 131 | 21.2 |
| May | 29.5° | 9.9° | -4.1° | 69.8 | 73% | 177 | 21.7 |
| Jun | 35.6° | 13.5° | -0.5° | 70.8 | 72% | 181 | 18.8 |
| Jul | 39.9° | 18.6° | 3.3° | 22.6 | 59% | 222 | 18.8 |
| Aug | 39.4° | 18.7° | 3.2° | 22.9 | 53% | 184 | 19.5 |
| Sep | 33.3° | 13.2° | -4.9° | 35.4 | 58% | 126 | 19.4 |
| Oct | 27.4° | 5.3° | -13.9° | 78.1 | 74% | 76 | 23.5 |
| Nov | 13.6° | -1.7° | -34.3° | 122.1 | 91% | 35 | 26.9 |
| Dec | 4.3° | -7.3° | -30.8° | 121.5 | 95% | 24 | 21.7 |
Data sources
Estimates and unverified origins
Oyster List climate data - Climate origins are unverified. Available methods include historical APIs and AI estimates; stored rows do not identify the original dataset, reference period, or model for each value. Treat these summaries as estimates until independently verified. Record updated 2026-03-22.