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Weather & Climate
Iki Shi, Nagasaki, Japan
Overview
Climate data and monthly weather averages for Iki Shi.
Key Metrics
Annual Avg
17.5°C
Summer Avg
24.6°C
Winter Avg
10°C
Record High
31.6°C
Record Low
-1.8°C
Annual Precipitation
1942.4 mm
Avg Humidity
77%
Summer Humidity
87%
Winter Humidity
72%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 18.5° | 9° | -1.8° | 65.7 | 73% | 64 | 64.8 |
| Feb | 17.9° | 9.6° | -1.7° | 83.2 | 71% | 81 | 66.5 |
| Mar | 19.4° | 11.6° | 1.6° | 124.3 | 71% | 122 | 77.7 |
| Apr | 22.3° | 14.8° | 8.1° | 166.5 | 76% | 144 | 74.7 |
| May | 24.1° | 18.2° | 12.5° | 188.8 | 82% | 161 | 62.4 |
| Jun | 27.7° | 21.3° | 17° | 257.7 | 88% | 138 | 60.7 |
| Jul | 31.6° | 25.2° | 20.3° | 335.4 | 89% | 153 | 73.4 |
| Aug | 31.5° | 27.3° | 22° | 241.5 | 84% | 161 | 85.2 |
| Sep | 30.7° | 24.7° | 19.8° | 217.8 | 79% | 125 | 96.4 |
| Oct | 26.5° | 20.9° | 12.4° | 103.5 | 72% | 110 | 93.5 |
| Nov | 23.1° | 16.5° | 8.2° | 87.3 | 70% | 76 | 67.9 |
| Dec | 20.7° | 11.3° | -1.3° | 70.7 | 73% | 60 | 68.3 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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