Yukon-Koyukuk Census Area, AK: Current UV Index and Hourly Forecast

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As of 4:35 PM AKDT on August 17, 2026, all 38 cities in Yukon-Koyukuk Census Area, AK in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Fort Yukon, AK with a reading of 2.3.

Over the next 24 hours, the highest UV Index reading in Yukon-Koyukuk Census Area, AK is expected to be 2.7 in Arctic Village between 1:00 PM - 2:00 PM AKDT tomorrow.

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Current UV Index in Cities in Yukon-Koyukuk Census Area, AK

• Alatna - 0.3
• Allakaket - 0.3
• Anvik - 2.1
• Arctic Village - 0.2
• Beaver - 0.4
• Bettles - 0.2
• Birch Creek - 2.3
• Central - 2.2
• Chalkyitsik - 2.3
• Circle - 2
• Coldfoot - 0.2
• Evansville - 0.2
• Flat - 1.3
• Fort Yukon - 2.3
• Four Mile Road - 1.8
• Galena - 0.2
• Grayling - 2.1
• Holy Cross - 0.6
• Hughes - 0.2
• Huslia - 0.2
• Kaltag - 0.3
• Koyukuk - 0.1
• Lake Minchumina - 1.6
• Livengood - 1.2
• Manley Hot Springs - 1
• McGrath - 0.6
• Minto - 1.5
• Nenana - 1.8
• Nikolai - 0.5
• Nulato - 0.2
• Rampart - 0.5
• Ruby - 0.2
• Shageluk - 2.3
• Stevens Village - 0.3
• Takotna - 0.7
• Tanana - 0.2
• Venetie - 1.4
• Wiseman - 0.3