Climate of Hawaii
The state Hawaii has a semi-arid climate. It hardly rains here. The average annual temperature for Hawaii is 18° degrees and there is about 877 mm of rain in a year. It is dry for 49 days a year with an average humidity of 83% and an UV-index of 5.
Climate averages for the whole year
- Day: the average daily temperature during the day is between 17°C and 20°C
- Night:the average nighttime temperature is between 12°C and 15°C
- Rain: it rains 280 days and there is a total of approximately 878 mm rainfall
- Sun hours: throughout the year there are 2941 sun hours
Maximum temperature: | between 17°C and 20°C |
Warmest month: | 20°C in August |
Coldest month: | 17°C in January |
Night temperature: | between 12°C and 15°C |
Dry days: | 85 days |
Days with rain: | 280 days |
Days with snow: | 0 days |
Total rain sum: | 878 mm |
Hours of sunshine: | 2941 hours |
Temperature graph
This graph shows the average maximum temperature (red) and minimum temperature (blue) for Hawaii.
Precipitation graph
This graph shows the average amount of rainfall per month for Hawaii.
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Climate table of Hawaii
In this climate table you can see at a glance what the average weather per month is for Hawaii. The data has been collected over a 30-year period, from which an average per month has been derived. From year to year the differences may be larger or smaller, but with this climate table you have a good idea of what the weather for Hawaii might be like in a given month.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Day temp. (°C) | 17 | 17 | 17 | 17 | 18 | 19 | 19 | 20 | 19 | 19 | 18 | 17 |
Night temp. (°C) | 12 | 12 | 12 | 13 | 14 | 14 | 15 | 15 | 15 | 15 | 14 | 13 |
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
Precipitation (mm) | 32 | 92 | 85 | 57 | 62 | 40 | 54 | 118 | 84 | 101 | 66 | 87 |
Days with rain | 16 | 18 | 24 | 25 | 27 | 23 | 25 | 26 | 27 | 26 | 22 | 21 |
Dry days | 15 | 10 | 7 | 5 | 4 | 7 | 6 | 5 | 3 | 5 | 8 | 10 |
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
Sun hours per day | 8 | 8 | 8 | 8 | 10 | 10 | 10 | 8 | 8 | 7 | 6 | 6 |
Wind force (Bft) | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
UV-index | 4 | 4 | 5 | 4 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 4 |
Best time to visit Hawaii
The best time to visit Hawaii in the United States is May through July, September and November. In this period you have a pleasant temperature and little precipitation. The highest average temperature in the state of Hawaii is 20°C in August and the lowest is17°C in January.
Climate of Hawaii by month
What is the average climate in a given month for Hawaii? Click on a month to see all monthly averages for sunshine, maximum and minimum temperatures, percent chance of rain per day, snowfall and number of rainy days.












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