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Weather & Climate
Grandson, Vaud, Switzerland
Overview
Climate data and monthly weather averages for Grandson.
Key Metrics
Annual Avg
8.1°C
Summer Avg
17°C
Winter Avg
-0.7°C
Record High
34.3°C
Record Low
-20.4°C
Annual Precipitation
1151.9 mm
Avg Humidity
83%
Summer Humidity
77%
Winter Humidity
89%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 10.3° | -1.3° | -16.1° | 84.9 | 90% | 43 | 58.4 |
| Feb | 12.9° | -0.6° | -20.4° | 65.8 | 88% | 62 | 63.6 |
| Mar | 18.2° | 3.4° | -20° | 85.9 | 84% | 104 | 55.7 |
| Apr | 23.4° | 7.8° | -6.2° | 83.4 | 80% | 133 | 44.5 |
| May | 27.5° | 11.7° | -1.8° | 124 | 80% | 159 | 48 |
| Jun | 31° | 15.9° | 1.4° | 112.5 | 79% | 181 | 41.5 |
| Jul | 32.7° | 17.7° | 5.3° | 113.1 | 76% | 187 | 38.8 |
| Aug | 34.3° | 17.3° | 5.6° | 118.4 | 76% | 161 | 47.5 |
| Sep | 28° | 13.2° | 0.6° | 83.1 | 80% | 121 | 44.9 |
| Oct | 25.3° | 9.2° | -6.3° | 100.1 | 84% | 81 | 49.9 |
| Nov | 18.4° | 3.6° | -12.8° | 85.2 | 89% | 44 | 52.3 |
| Dec | 12.7° | -0.2° | -16.8° | 95.5 | 89% | 34 | 69.3 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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