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Weather & Climate
Rumoi, Hokkaidō, Japan
Overview
Climate data and monthly weather averages for Rumoi.
Key Metrics
Annual Avg
6.7°C
Summer Avg
18.4°C
Winter Avg
-5.4°C
Record High
32.7°C
Record Low
-21.1°C
Annual Precipitation
1196.9 mm
Avg Humidity
86%
Summer Humidity
84%
Winter Humidity
93%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 2° | -6.3° | -19.9° | 92.7 | 94% | 37 | 63.8 |
| Feb | 2.9° | -6° | -21.1° | 76.4 | 91% | 52 | 65.3 |
| Mar | 12.2° | -2.3° | -19.1° | 63.2 | 88% | 95 | 60.8 |
| Apr | 20.9° | 4.2° | -7.2° | 51.9 | 82% | 133 | 50.8 |
| May | 27.1° | 10.6° | -2.8° | 67.3 | 80% | 162 | 42.6 |
| Jun | 31.3° | 15.4° | 2.7° | 74.4 | 83% | 156 | 32.5 |
| Jul | 32.7° | 19.4° | 7.5° | 121.2 | 85% | 151 | 31.9 |
| Aug | 31.5° | 20.4° | 9.6° | 145.1 | 84% | 139 | 40.2 |
| Sep | 29.6° | 16.6° | 5.9° | 128.1 | 82% | 112 | 66.5 |
| Oct | 23.1° | 9.8° | -2.7° | 119 | 82% | 79 | 53.2 |
| Nov | 17.4° | 2.7° | -10.3° | 130.2 | 86% | 41 | 49.2 |
| Dec | 9.6° | -3.8° | -16.8° | 127.4 | 93% | 30 | 61.8 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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