Weather in Kona (Big Island)
What's the weather like in Kona (Big Island)?
Kona (Big Island) has a moderate climate and heavy rainfall, especially in the wet season. Average daytime highs range from 25°C (76°F) in January to 27°C (81°F) in July, with overnight lows around 19°C (67°F) and 23°C (73°F) respectively.
For comfortable sightseeing temperatures (18–26°C daytime highs), the best months to visit Kona (Big Island) are January through December.
Quick facts
- Country
- 🇺🇸 United States
- Region
- North America
- Time zone
- Pacific/Honolulu
- Coordinates
- 19.641, -155.997
Monthly climate
Long-run averages for each month of the year.
| Month | Avg high | Avg low | Rainfall | Rain days | Snow days |
|---|---|---|---|---|---|
| January | 25°C / 76°F | 19°C / 67°F | 97 mm | 23 | — |
| February | 25°C / 76°F | 19°C / 67°F | 118 mm | 22 | — |
| March | 25°C / 77°F | 20°C / 68°F | 111 mm | 23 | — |
| April | 25°C / 77°F | 21°C / 69°F | 207 mm | 27 | — |
| May | 26°C / 78°F | 21°C / 70°F | 224 mm | 28 | — |
| June | 26°C / 79°F | 22°C / 71°F | 301 mm | 29 | — |
| July | 27°C / 81°F | 23°C / 73°F | 296 mm | 30 | — |
| August | 27°C / 81°F | 23°C / 73°F | 278 mm | 29 | — |
| September | 27°C / 81°F | 23°C / 73°F | 206 mm | 27 | — |
| October | 27°C / 81°F | 22°C / 72°F | 138 mm | 25 | — |
| November | 26°C / 80°F | 21°C / 70°F | 103 mm | 22 | — |
| December | 25°C / 77°F | 20°C / 68°F | 134 mm | 23 | — |
Kona (Big Island) by month
Detailed weather for any specific month:
Seasonal patterns to know
Atlantic hurricane season runs June–November (peak August–October). Tropical storms and hurricanes are possible — peak risk is August–October. Pacific hurricane season runs May–November (peak August–September). Eastern Pacific hurricanes are possible — peak August–September.
Cities with a similar climate to Kona (Big Island)
Frequently asked questions
When is the best time to visit Kona (Big Island)?
The most comfortable months in Kona (Big Island) are usually January, February, March, when average highs sit near 18–26°C (64–79°F) with relatively little rain. See the full month-by-month breakdown for the exact figures.
What is the hottest month in Kona (Big Island)?
September is typically the hottest month in Kona (Big Island), averaging a high of 27°C (81°F).
What is the coldest month in Kona (Big Island)?
February is usually the coldest, with average lows around 19°C (67°F).
Does it snow in Kona (Big Island)?
Snow is rare in Kona (Big Island); the climate data shows essentially no snowfall across the year.
Live forecast, sunrise/sunset, and more.