Hawaii (HI): Current UV Index and Hourly Forecast

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As of 12:09 PM HST on February 21, 2026, out of 158 cities in Hawaii in our database, 85 cities (54%) have a UV Index reading of Low, 51 cities (32%) have a UV Index reading of Moderate, while 22 cities (14%) have a UV Index reading of High. The city with the highest UV Index reading right now is Wailua Homesteads, HI with a reading of 6.

Over the next 24 hours, the highest UV Index reading in Hawaii is expected to be 9.1 in Honaunau-Napoopoo between 11:00 AM - 12:00 PM HST tomorrow.

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Counties in Hawaii (HI)

• Hawaii County
• Honolulu County
• Kauai County
• Maui County

Current UV Index in Major Cities in Hawaii (HI)

• Ahuimanu - 1.2
• Aiea - 0.8
• East Honolulu - 1.1
• Ewa Beach - 1.1
• Ewa Gentry - 1.1
• Haiku-Pauwela - 1.8
• Halawa - 0.8
• Hawaiian Paradise Park - 3.8
• Hickam Housing - 1.1
• Hilo - 3.5
• Honolulu - 1.1
• Kahului - 3.6
• Kailua - 1.2
• Kaneohe - 1.2
• Kapaa - 5.1
• Kapolei - 1.1
• Kihei - 3.6
• Lahaina - 1.6
• Maili - 1.6
• Makaha - 1.6
• Makakilo - 1.1
• Mililani Mauka - 0.8
• Mililani Town - 0.8
• Nanakuli - 1.6
• Ocean Pointe - 1.1
• Pearl City - 0.8
• Royal Kunia - 0.8
• Schofield Barracks - 0.8
• Wahiawa - 0.8
• Waianae - 1.6
• Waihee-Waiehu - 1.3
• Wailuku - 1.3
• Waimalu - 0.8
• Waimea - 2.6
• Waipahu - 0.8
• Waipio - 0.8