Weather Almanac: Adak, AK 99546

🗓️ Historical norms for May 2026

May avg. precipitation
🌧️ 2.87"
May days below freezing
📉 ≈1.3 days
Average May lows 36°F – 38°F
USDA Zone
8b
Annual extreme lows 15°F to 20°F
Last Spring Frost (36°F)
🌷 Always
First Fall Frost (36°F)
🍂 Always
F: Forecast
H: Normal High Temp
L: Normal Low Temp
Fri. May 1 🌕

🌅 7:18 a.m.

H: 41°F – 47°F

L: 32°F – 38°F

🌇 10:10 p.m.

Sat. May 2  

🌅 7:16 a.m.

H: 41°F – 47°F

L: 33°F – 38°F

🌇 10:11 p.m.

Sun. May 3  

🌅 7:14 a.m.

H: 41°F – 48°F

L: 33°F – 38°F

🌇 10:13 p.m.

Mon. May 4  

🌅 7:12 a.m.

H: 41°F – 48°F

L: 33°F – 39°F

🌇 10:15 p.m.

Tue. May 5  

🌅 7:10 a.m.

H: 41°F – 48°F

L: 33°F – 39°F

🌇 10:16 p.m.

Wed. May 6  

🌅 7:09 a.m.

H: 41°F – 48°F

L: 33°F – 39°F

🌇 10:18 p.m.

Thu. May 7  

🌅 7:07 a.m.

H: 42°F – 48°F

L: 33°F – 39°F

🌇 10:19 p.m.

Fri. May 8  

🌅 7:05 a.m.

H: 42°F – 48°F

L: 33°F – 39°F

🌇 10:21 p.m.

Sat. May 9 🌗

🌅 7:03 a.m.

H: 42°F – 48°F

L: 34°F – 39°F

🌇 10:23 p.m.

Sun. May 10  

🌅 7:02 a.m.

H: 42°F – 48°F

L: 34°F – 39°F

🌇 10:24 p.m.

Mon. May 11  

🌅 7:00 a.m.

H: 42°F – 48°F

L: 34°F – 39°F

🌇 10:26 p.m.

Tue. May 12  

🌅 6:58 a.m.

H: 42°F – 48°F

L: 34°F – 39°F

🌇 10:27 p.m.

Wed. May 13  

🌅 6:57 a.m.

H: 42°F – 49°F

L: 34°F – 39°F

🌇 10:29 p.m.

Thu. May 14 Ascension  

🌅 6:55 a.m.

H: 43°F – 49°F

L: 34°F – 40°F

🌇 10:31 p.m.

Fri. May 15  

🌅 6:54 a.m.

H: 43°F – 49°F

L: 34°F – 40°F

🌇 10:32 p.m.

Sat. May 16 🌑

🌅 6:52 a.m.

H: 43°F – 49°F

L: 34°F – 40°F

🌇 10:34 p.m.

Sun. May 17  

🌅 6:51 a.m.

H: 43°F – 49°F

L: 34°F – 40°F

🌇 10:35 p.m.

Mon. May 18  

🌅 6:49 a.m.

H: 43°F – 49°F

L: 35°F – 40°F

🌇 10:37 p.m.

Tue. May 19  

🌅 6:48 a.m.

H: 43°F – 49°F

L: 35°F – 40°F

🌇 10:38 p.m.

Wed. May 20  

🌅 6:46 a.m.

H: 43°F – 49°F

L: 35°F – 40°F

🌇 10:40 p.m.

Thu. May 21  

🌅 6:45 a.m.

H: 43°F – 49°F

L: 35°F – 40°F

🌇 10:41 p.m.

Fri. May 22  

🌅 6:44 a.m.

H: 44°F – 49°F

L: 35°F – 40°F

🌇 10:42 p.m.

Sat. May 23 🌓

🌅 6:42 a.m.

H: 44°F – 50°F

L: 35°F – 41°F

🌇 10:44 p.m.

Sun. May 24 Pentecost  

🌅 6:41 a.m.

H: 44°F – 50°F

L: 35°F – 41°F

🌇 10:45 p.m.

Mon. May 25 Memorial Day  

🌅 6:40 a.m.

H: 44°F – 50°F

L: 35°F – 41°F

🌇 10:47 p.m.

Tue. May 26  

🌅 6:39 a.m.

H: 44°F – 50°F

L: 36°F – 41°F

🌇 10:48 p.m.

Wed. May 27  

🌅 6:38 a.m.

H: 44°F – 50°F

L: 36°F – 41°F

🌇 10:49 p.m.

Thu. May 28  

🌅 6:37 a.m.

H: 44°F – 50°F

L: 36°F – 41°F

🌇 10:50 p.m.

Fri. May 29  

🌅 6:36 a.m.

H: 44°F – 50°F

L: 36°F – 41°F

🌇 10:52 p.m.

Sat. May 30 🌕

🌅 6:35 a.m.

H: 45°F – 51°F

L: 36°F – 41°F

🌇 10:53 p.m.

Sun. May 31  

🌅 6:34 a.m.

H: 45°F – 51°F

L: 36°F – 41°F

🌇 10:54 p.m.


Temperature climatic data from weather station: ADAK (USW00025704)

Precipitation climatic data from weather station: ADAK (USW00025704)

Agricultural climatic data from weather station: ST GEORGE ISLAND AP (USW00025628)