Weather Almanac: Koyukuk, AK 99754

🗓️ Historical norms for October 2026

October avg. precipitation
🌧️ 1.06"
October days below freezing
📉 ≈28.5 days
Average October lows 10°F – 24°F
USDA Zone
2a
Annual extreme lows -50°F to -45°F
Last Spring Frost (36°F)
🌷 Always
First Fall Frost (36°F)
🍂 Always
F: Forecast
H: Normal High Temp
L: Normal Low Temp
Thu. October 1  

🌅 8:38 a.m.

H: 37°F – 50°F

L: 19°F – 36°F

🌇 8:01 p.m.

Fri. October 2  

🌅 8:41 a.m.

H: 36°F – 49°F

L: 18°F – 36°F

🌇 7:57 p.m.

Sat. October 3  

🌅 8:44 a.m.

H: 36°F – 48°F

L: 18°F – 35°F

🌇 7:53 p.m.

Sun. October 4  

🌅 8:47 a.m.

H: 35°F – 47°F

L: 17°F – 35°F

🌇 7:50 p.m.

Mon. October 5  

🌅 8:50 a.m.

H: 34°F – 47°F

L: 16°F – 34°F

🌇 7:46 p.m.

Tue. October 6  

🌅 8:53 a.m.

H: 33°F – 46°F

L: 15°F – 34°F

🌇 7:43 p.m.

Wed. October 7  

🌅 8:56 a.m.

H: 32°F – 45°F

L: 14°F – 33°F

🌇 7:39 p.m.

Thu. October 8  

🌅 8:59 a.m.

H: 31°F – 44°F

L: 14°F – 33°F

🌇 7:35 p.m.

Fri. October 9  

🌅 9:02 a.m.

H: 30°F – 43°F

L: 13°F – 32°F

🌇 7:32 p.m.

Sat. October 10  

🌅 9:05 a.m.

H: 29°F – 43°F

L: 12°F – 32°F

🌇 7:28 p.m.

Sun. October 11  

🌅 9:08 a.m.

H: 28°F – 42°F

L: 11°F – 31°F

🌇 7:24 p.m.

Mon. October 12 Columbus Day; Indigenous Peoples' Day  

🌅 9:12 a.m.

H: 27°F – 41°F

L: 10°F – 31°F

🌇 7:21 p.m.

Tue. October 13  

🌅 9:15 a.m.

H: 26°F – 40°F

L: 9°F – 30°F

🌇 7:17 p.m.

Wed. October 14  

🌅 9:18 a.m.

H: 25°F – 39°F

L: 8°F – 29°F

🌇 7:14 p.m.

Thu. October 15  

🌅 9:21 a.m.

H: 23°F – 39°F

L: 7°F – 29°F

🌇 7:10 p.m.

Fri. October 16  

🌅 9:24 a.m.

H: 22°F – 38°F

L: 6°F – 28°F

🌇 7:07 p.m.

Sat. October 17  

🌅 9:27 a.m.

H: 21°F – 37°F

L: 5°F – 28°F

🌇 7:03 p.m.

Sun. October 18 Alaska Day  

🌅 9:30 a.m.

H: 20°F – 36°F

L: 4°F – 27°F

🌇 6:59 p.m.

Mon. October 19 Alaska Day (observed)  

🌅 9:34 a.m.

H: 19°F – 36°F

L: 3°F – 27°F

🌇 6:56 p.m.

Tue. October 20  

🌅 9:37 a.m.

H: 18°F – 35°F

L: 2°F – 26°F

🌇 6:52 p.m.

Wed. October 21  

🌅 9:40 a.m.

H: 17°F – 34°F

L: 1°F – 26°F

🌇 6:49 p.m.

Thu. October 22  

🌅 9:43 a.m.

H: 16°F – 33°F

L: 0°F – 25°F

🌇 6:45 p.m.

Fri. October 23  

🌅 9:46 a.m.

H: 15°F – 33°F

L: -1°F – 24°F

🌇 6:42 p.m.

Sat. October 24  

🌅 9:50 a.m.

H: 14°F – 32°F

L: -2°F – 24°F

🌇 6:38 p.m.

Sun. October 25 🌕

🌅 9:53 a.m.

H: 13°F – 31°F

L: -3°F – 23°F

🌇 6:35 p.m.

Mon. October 26  

🌅 9:56 a.m.

H: 12°F – 31°F

L: -4°F – 23°F

🌇 6:31 p.m.

Tue. October 27  

🌅 9:59 a.m.

H: 11°F – 30°F

L: -5°F – 22°F

🌇 6:28 p.m.

Wed. October 28  

🌅 10:03 a.m.

H: 10°F – 30°F

L: -6°F – 21°F

🌇 6:24 p.m.

Thu. October 29  

🌅 10:06 a.m.

H: 9°F – 29°F

L: -6°F – 21°F

🌇 6:21 p.m.

Fri. October 30  

🌅 10:09 a.m.

H: 8°F – 28°F

L: -7°F – 20°F

🌇 6:17 p.m.

Sat. October 31 Halloween  

🌅 10:13 a.m.

H: 7°F – 28°F

L: -8°F – 20°F

🌇 6:14 p.m.


Temperature climatic data from weather station: GALENA (USC00503212)

Precipitation climatic data from weather station: GALENA (USC00503212)

Agricultural climatic data from weather station: KOTZEBUE RALPH WEIN AP (USW00026616)