| NWS Forecast for: Haleakala Summit Issued by: National Weather Service Honolulu, HI Last Update: 323 AM HST Mon Sep 14 2026 | |
| Today: Mostly sunny with isolated showers in the morning, then partly sunny with scattered showers in the afternoon. Highs around 65 at the visitor center to around 67 at the summit. Southeast winds around 10 mph. Chance of rain 50 percent. Tonight: Partly cloudy. Scattered showers early in the evening, then isolated showers in the late evening and overnight. Lows around 56 at the visitor center to around 48 at the summit. Southeast winds around 10 mph. Chance of rain 50 percent. Tuesday: Mostly sunny. Scattered showers in the morning, then isolated showers in the afternoon. Highs around 72 at the visitor center to around 70 at the summit. East winds 10 to 15 mph. Chance of rain 50 percent. Tuesday Night: Partly cloudy with scattered showers. Lows 50 to 66. East winds 10 to 15 mph. Chance of rain 50 percent. Wednesday: Mostly sunny in the morning then becoming partly sunny. Breezy. Scattered showers. Highs 66 to 84. East winds 10 to 20 mph. Chance of rain 50 percent. Wednesday Night: Breezy. Mostly cloudy with scattered showers. Lows 51 to 68. Northeast winds 15 to 20 mph. Chance of rain 50 percent. Thursday: Breezy. Partly sunny with scattered showers. Highs 66 to 84. East winds 10 to 25 mph. Chance of rain 50 percent. Thursday Night: Mostly cloudy. Breezy. Scattered showers in the evening, then showers likely after midnight. Locally heavy rainfall possible after midnight. Lows 50 to 66. East winds 15 to 25 mph. Chance of rain 70 percent. Friday: Partly sunny. Breezy. Scattered showers in the morning, then isolated showers in the afternoon. Highs 65 to 83. East winds 10 to 20 mph. Chance of rain 50 percent. Friday Night: Breezy. Partly cloudy with isolated showers. Lows 51 to 65. East winds 10 to 20 mph. Chance of rain 20 percent. Saturday: Mostly sunny in the morning then becoming partly sunny. Breezy. Isolated showers. Highs 66 to 82. East winds up to 20 mph. Chance of rain 20 percent. Saturday Night: Breezy. Mostly cloudy with isolated showers in the evening, then partly cloudy with scattered showers after midnight. Lows 51 to 65. East winds 15 to 20 mph. Chance of rain 50 percent. Sunday: Breezy. Mostly sunny with scattered showers. Highs 66 to 82. East winds 15 to 20 mph. Chance of rain 50 percent. | |
| Zone Forecast: Haleakala Summit | |
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