17 to 20°C
2941 hours
sunshine per day
878 mm
85 days
280 days
0 days

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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Cities and towns in Hawaii

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