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Weather & Climate
Toppenish, Washington, United States
Overview
Climate data and monthly weather averages for Toppenish.
Key Metrics
Annual Avg
11.2°C
Summer Avg
22.6°C
Winter Avg
0.5°C
Record High
43.3°C
Record Low
-19.1°C
Annual Precipitation
273.4 mm
Avg Humidity
61%
Summer Humidity
43%
Winter Humidity
81%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 16.1° | -0.3° | -19.1° | 40 | 85% | 40 | 47.5 |
| Feb | 17.8° | 2.1° | -14.5° | 25.5 | 74% | 64 | 55.1 |
| Mar | 24.5° | 6.3° | -10.7° | 26.3 | 66% | 106 | 50.5 |
| Apr | 31° | 10.3° | -3.5° | 19.8 | 57% | 150 | 49.1 |
| May | 36.5° | 15.9° | -0.1° | 22 | 51% | 188 | 46.7 |
| Jun | 41.6° | 19.7° | 5.1° | 15.9 | 47% | 205 | 41.7 |
| Jul | 43.3° | 24.5° | 8.2° | 4 | 40% | 232 | 35.7 |
| Aug | 41.9° | 23.6° | 8.7° | 6.2 | 41% | 195 | 42.8 |
| Sep | 37.7° | 18.3° | 0.7° | 9 | 47% | 138 | 46.8 |
| Oct | 31.1° | 10.8° | -7.5° | 24.5 | 61% | 88 | 48 |
| Nov | 20.3° | 4° | -11.6° | 32.1 | 76% | 46 | 61.5 |
| Dec | 15.1° | -0.4° | -13.4° | 48.1 | 83% | 32 | 61.5 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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