Unlock deeper multi-jurisdiction research
Full sub-pages, saves, and alerts are available on paid plans.
Weather & Climate
Hawaii County, Hawaii, United States
Overview
Climate data and monthly weather averages for Hawaii County.
Key Metrics
Annual Avg
18.2°C
Summer Avg
19.6°C
Winter Avg
16.5°C
Record High
28.5°C
Record Low
8°C
Annual Precipitation
1815.3 mm
Avg Humidity
83%
Summer Humidity
81%
Winter Humidity
85%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 26.3° | 16.4° | 9.8° | 146.9 | 84% | 138 | 42.6 |
| Feb | 25.1° | 16.3° | 8° | 153.4 | 84% | 135 | 43.5 |
| Mar | 25.3° | 16.8° | 9° | 224.1 | 84% | 160 | 41 |
| Apr | 24.6° | 17.5° | 10.9° | 192.3 | 83% | 170 | 37.4 |
| May | 26.1° | 18.4° | 11.9° | 138 | 82% | 182 | 34.5 |
| Jun | 27° | 19° | 13° | 106.2 | 81% | 182 | 41.6 |
| Jul | 26.9° | 19.7° | 13.1° | 120 | 81% | 192 | 35.9 |
| Aug | 28.5° | 20.1° | 13.4° | 139.8 | 81% | 188 | 56.2 |
| Sep | 27.8° | 19.8° | 13.5° | 119.1 | 82% | 168 | 38.8 |
| Oct | 26.3° | 19.3° | 13.3° | 135.5 | 84% | 155 | 35.7 |
| Nov | 25.7° | 18.1° | 11.4° | 169.2 | 85% | 131 | 39 |
| Dec | 24.4° | 16.9° | 10° | 170.8 | 86% | 125 | 45 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
Subscribe to unlock the full sub-page depth for additional jurisdictions.
You can keep discovering Oyster publicly, but full multi-jurisdiction depth, tracking, alerts, and exports are part of paid access.