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Weather & Climate
Iwate-gun, Iwate, Japan
Overview
Climate data and monthly weather averages for Iwate-gun.
Key Metrics
Annual Avg
7.7°C
Summer Avg
19.4°C
Winter Avg
-4.4°C
Record High
34.9°C
Record Low
-16.5°C
Annual Precipitation
1305.9 mm
Avg Humidity
87%
Summer Humidity
84%
Winter Humidity
94%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 4.9° | -5.6° | -15.9° | 77.8 | 95% | 62 | 47.7 |
| Feb | 10.6° | -5.2° | -16.5° | 58 | 95% | 76 | 54.2 |
| Mar | 15.4° | -1° | -14.5° | 82.5 | 88% | 112 | 47.3 |
| Apr | 24.1° | 5.3° | -6.7° | 89.7 | 81% | 138 | 53.8 |
| May | 30.7° | 11.8° | -1.9° | 93.3 | 80% | 156 | 36.8 |
| Jun | 30.5° | 16.4° | 3.3° | 102.3 | 82% | 149 | 28.3 |
| Jul | 33.2° | 20.3° | 8.6° | 167.7 | 85% | 135 | 30.7 |
| Aug | 34.9° | 21.4° | 8.5° | 160.9 | 85% | 134 | 39.7 |
| Sep | 32.2° | 17.1° | 1.7° | 145.2 | 85% | 110 | 41.8 |
| Oct | 28° | 10.2° | -2.6° | 129.9 | 86% | 90 | 37.7 |
| Nov | 19.4° | 3.7° | -7.3° | 96.9 | 89% | 64 | 40 |
| Dec | 13.6° | -2.5° | -13.6° | 101.7 | 93% | 52 | 37.7 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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