MilBases
Weather & Climate at Kunia Field Station
Oahu, HI
Summary of the weather and climate in Oahu, HI:
- The average high is 79.1°F and the average low is 64.4°F.
- The hottest month is August with a high of 82.8°F.
- The coldest month is February with a low of 60.3°F.
- Annual rainfall is 64.26 inches; the rainiest month is December (7.74 in).
Source: NOAA climate normals.
Temperatures through the year
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Bars span each month's average low to average high (60°F – 90°F scale).
Monthly averages
| Month | High (°F) | Low (°F) | Rain (in) | Snow (in) | |
|---|---|---|---|---|---|
| January | 75.9 | 60.9 | 6.26 | 0 | |
| February | 75.8 | 60.3 | 4.71 | 0 | |
| March | 76.6 | 61.8 | 6.24 | 0 | |
| April | 77.1 | 62.5 | 5.47 | 0 | |
| May | 79.8 | 64.4 | 4.02 | 0 | |
| June | 80.5 | 65.8 | 4.07 | 0 | |
| July | 81.3 | 67.4 | 5.04 | 0 | |
| August | 82.8 | 67.9 | 3.87 | 0 | |
| September | 82.8 | 67.2 | 3.89 | 0 | |
| October | 81.5 | 66.9 | 5.82 | 0 | |
| November | 79 | 65.2 | 7.13 | 0 | |
| December | 76.6 | 62.3 | 7.74 | 0 |