The best time to visit Haleakala is generally January, February, March, April, May, June, July, August, September, October, November and December. It is a national park in Hawaii. It is a certified dark-sky park, prized for stargazing on clear nights.
January, February, March, April, May, June, July, August, September, October, November and December tend to bring the best balance of weather, access and conditions. Around then, daytime highs average about 61°F and overnight lows near 50°F.
On any given day, the temperatures in the park can range from a high of 80°F (27°C) in Kīpahulu to a low of 30°F (-1°C) at the summit. In either area clouds and rain can quickly replace warm sunshine. Weather in the high-elevation summit and wilderness areas of the park is highly unpredictable and changes often. Cool temperatures, intense solar radiation, and rapidly moving clouds are characteristic. On average, the temperature drops about 3°F for every 1,000 foot rise in elevation.
Haleakala is a certified dark-sky park. Skies are typically clearest in January, June, July, August, September and October.
See what's in the sky this season
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