Weather Almanac: Hailey, ID 83333

🗓️ Historical norms for May 2026

May avg. precipitation
🌧️ 1.76"
May days below freezing
📉 ≈4.4 days
Average May lows ≈37.9°F
USDA Zone
6a
Annual extreme lows -10°F to -5°F
Last Spring Frost (36°F)
🌷 Always
First Fall Frost (36°F)
🍂 Always
Fri. May 1 🌕

🌅 6:29 a.m.

H: ≈62.9°F

L: ≈34.0°F

🌇 8:39 p.m.

Sat. May 2  

🌅 6:27 a.m.

H: ≈63.3°F

L: ≈34.3°F

🌇 8:40 p.m.

Sun. May 3  

🌅 6:26 a.m.

H: ≈63.7°F

L: ≈34.7°F

🌇 8:41 p.m.

Mon. May 4  

🌅 6:25 a.m.

H: ≈64.0°F

L: ≈35.0°F

🌇 8:42 p.m.

Tue. May 5  

🌅 6:23 a.m.

H: ≈64.3°F

L: ≈35.3°F

🌇 8:44 p.m.

Wed. May 6  

🌅 6:22 a.m.

H: ≈64.7°F

L: ≈35.7°F

🌇 8:45 p.m.

Thu. May 7  

🌅 6:21 a.m.

H: ≈64.9°F

L: ≈36.0°F

🌇 8:46 p.m.

Fri. May 8  

🌅 6:19 a.m.

H: ≈65.2°F

L: ≈36.3°F

🌇 8:47 p.m.

Sat. May 9 🌗

🌅 6:18 a.m.

H: ≈65.5°F

L: ≈36.6°F

🌇 8:48 p.m.

Sun. May 10  

🌅 6:17 a.m.

H: ≈65.7°F

L: ≈36.9°F

🌇 8:49 p.m.

Mon. May 11  

🌅 6:16 a.m.

H: ≈65.9°F

L: ≈37.1°F

🌇 8:50 p.m.

Tue. May 12  

🌅 6:15 a.m.

H: ≈66.1°F

L: ≈37.4°F

🌇 8:51 p.m.

Wed. May 13  

🌅 6:14 a.m.

H: ≈66.3°F

L: ≈37.7°F

🌇 8:53 p.m.

Thu. May 14 Ascension  

🌅 6:12 a.m.

H: ≈66.4°F

L: ≈37.9°F

🌇 8:54 p.m.

Fri. May 15  

🌅 6:11 a.m.

H: ≈66.5°F

L: ≈38.1°F

🌇 8:55 p.m.

Sat. May 16 🌑

🌅 6:10 a.m.

H: ≈66.7°F

L: ≈38.3°F

🌇 8:56 p.m.

Sun. May 17  

🌅 6:09 a.m.

H: ≈66.8°F

L: ≈38.5°F

🌇 8:57 p.m.

Mon. May 18  

🌅 6:08 a.m.

H: ≈66.9°F

L: ≈38.7°F

🌇 8:58 p.m.

Tue. May 19  

🌅 6:07 a.m.

H: ≈67.0°F

L: ≈38.9°F

🌇 8:59 p.m.

Wed. May 20  

🌅 6:06 a.m.

H: ≈67.0°F

L: ≈39.1°F

🌇 9:00 p.m.

Thu. May 21  

🌅 6:06 a.m.

H: ≈67.1°F

L: ≈39.2°F

🌇 9:01 p.m.

Fri. May 22  

🌅 6:05 a.m.

H: ≈67.2°F

L: ≈39.4°F

🌇 9:02 p.m.

Sat. May 23 🌓

🌅 6:04 a.m.

H: ≈67.3°F

L: ≈39.5°F

🌇 9:03 p.m.

Sun. May 24 Pentecost  

🌅 6:03 a.m.

H: ≈67.3°F

L: ≈39.6°F

🌇 9:04 p.m.

Mon. May 25 Memorial Day  

🌅 6:02 a.m.

H: ≈67.4°F

L: ≈39.8°F

🌇 9:05 p.m.

Tue. May 26  

🌅 6:02 a.m.

H: ≈67.5°F

L: ≈39.9°F

🌇 9:06 p.m.

Wed. May 27  

🌅 6:01 a.m.

H: ≈67.6°F

L: ≈40.0°F

🌇 9:07 p.m.

Thu. May 28  

🌅 6:00 a.m.

H: ≈67.6°F

L: ≈40.1°F

🌇 9:08 p.m.

Fri. May 29  

🌅 6:00 a.m.

H: ≈67.7°F

L: ≈40.2°F

🌇 9:09 p.m.

Sat. May 30  

🌅 5:59 a.m.

H: ≈67.8°F

L: ≈40.3°F

🌇 9:09 p.m.

Sun. May 31 🌕

🌅 5:58 a.m.

H: ≈68.0°F

L: ≈40.4°F

🌇 9:10 p.m.


Temperature climatic data from weather station: HAILEY (USC00103940)

Precipitation climatic data from weather station: KETCHUM RS (USC00104845)

Agricultural climatic data from weather station: KETCHUM RS (USC00104845)