Maui Temperatures: Averages by Month





The numbers here tell you how hot and cold the weather usually is in Maui, Hawaii during each month of the year.

The average high and low temperatures are listed below monthly and annually for Kahului, Maui, in both degrees Fahrenheit and Celsius. Maximums and minimums are only part of the temperature picture. To fill in the rest, there's information on how many days a month get above a given temperature. To find out how often it rises over 70, 80 or 90 °F each month in Kahului, scroll down farther.

All the numbers are averages, based on climate data gathered from 1991 to 2020.

For individual places on Maui, average temperatures are also available by month.

Average Kahului, Maui temperatures
High °F Low °F   High °C Low °C
82 64 January 28 18
82 64 February 28 18
83 65 March 28 18
85 67 April 29 19
87 68 May 30 20
88 70 June 31 21
89 72 July 32 22
90 72 August 32 22
90 71 September 32 22
89 70 October 32 21
86 68 November 30 20
83 66 December 29 19
86 68 Year 30 20

The west side of Maui often gets warmer during the day than the east side. The daytime temperature tends to peak a few degrees higher at Lahaina on the west coast than at Hana on the east coast.

Based on long-term averages, the days at Maui beaches always reach at least 70 °F (21 °C), but not more than 100 °F (38 °C). The nights never cool to less than 50 °F (10 °C) throughout the year.

Typical Maui resort temperatures from November to April, see highs peaking in the 70s or 80s, (20s in °C) but not over 90 °F (32 °C). Most days at Lahaina and Kahului make it into the 80s, while highs in the 70s are more common at Hana.

The temperature drops as you gain elevation on the island's mountains. At 6960 feet (2120 metres) at the Heleakala National Park Visitor Center the temperature averages 20 degrees Fahrenheit (11 degrees Celsius) cooler than at the beach.

Days of Hot Weather in Kahului, Maui

Number of days in Kahului, Maui of at least 70, 80 or 90 °F
  70 °F
21 °C
80 °F
27 °C
90 °F
32 °C
January 31 22 0
February 28 19 0
March 31 24 0
April 30 27 0
May 31 30 2
June 30 30 3
July 31 31 7
August 31 31 9
September 30 30 10
October 31 31 7
November 30 29 2
December 31 26 0
Year 365 329 39

Maui's nighttime temperatures during the North American winter often stay above 70 °F (21 °C), but usually drop into the 60s °F (as low as 15 °C).

Reference

NOAA National Centers for Environmental Information (NCEI). Climate Normals.

Hawaii Temperatures
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