Hawaii, USA: Annual Weather Averages

August is the hottest month in Hawaii with an average temperature of 27°C (81°F) and the coldest is January at 23°C (73°F) with the most daily sunshine hours at 11 in July. The wettest month is November with an average of 124mm of rain. The best month to swim in the sea is in August when the average sea temperature is 27°C (81°F).

Average Temperature: Hawaii

Loading weather data. Please wait…

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 23 23 24 24 25 26 26 27 27 27 25 24
°F 73 73 75 75 77 79 79 81 81 81 77 75

Average High/Low Temperature: Hawaii

Loading weather data. Please wait…

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
High °C 26 26 26 26 27 28 28 29 29 29 27 26
Low °C 20 20 21 21 22 23 24 24 24 24 23 21
High °F 79 79 79 79 81 82 82 84 84 84 81 79
Low °F 68 68 70 70 72 73 75 75 75 75 73 70

Average Rainfall: Hawaii

Loading weather data. Please wait…

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 78 90 88 52 38 43 57 34 61 80 124 87
Days 14 11 13 12 11 12 14 13 13 13 13 15

Average Daily Sunshine Hours: Hawaii

Loading weather data. Please wait…

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hours 8 8 9 9 11 11 11 10 10 9 9 8

Average Sea Temperature: Hawaii

Loading weather data. Please wait…

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 25 24 24 25 25 26 26 27 27 27 26 25
°F 77 75 75 77 77 79 79 81 81 81 79 77

Your Holiday Weather Settings

Show temperature in:
Show distance in: