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Weather & Climate
Uonuma Shi, Niigata, Japan
Overview
Climate data and monthly weather averages for Uonuma Shi.
Key Metrics
Annual Avg
8.1°C
Summer Avg
19.4°C
Winter Avg
-3.5°C
Record High
31.1°C
Record Low
-15.3°C
Annual Precipitation
1562.6 mm
Avg Humidity
88%
Summer Humidity
85%
Winter Humidity
94%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 6.2° | -4.7° | -15° | 93.3 | 95% | 50 | 53.2 |
| Feb | 12° | -4.3° | -15.3° | 60.5 | 94% | 67 | 53.4 |
| Mar | 16.9° | -0.5° | -14.2° | 88 | 88% | 108 | 50.9 |
| Apr | 23.5° | 5.8° | -6.9° | 102.6 | 82% | 132 | 57.4 |
| May | 28.2° | 11.9° | -2.4° | 110.7 | 80% | 160 | 37.2 |
| Jun | 29.5° | 16.4° | 3° | 147 | 84% | 149 | 41.9 |
| Jul | 30.9° | 20.5° | 9.9° | 219.8 | 86% | 139 | 31.9 |
| Aug | 31.1° | 21.3° | 9.8° | 178.6 | 86% | 146 | 45 |
| Sep | 29.9° | 17° | 1.6° | 187.2 | 87% | 115 | 49.9 |
| Oct | 24.7° | 10.6° | -1.8° | 169.9 | 88% | 89 | 55.3 |
| Nov | 19.2° | 4.4° | -6.2° | 99.6 | 90% | 59 | 39.3 |
| Dec | 17.1° | -1.4° | -13.2° | 105.4 | 93% | 45 | 46.8 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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