Weather Almanac: Hays, MT 59527

🗓️ Historical norms for August 2025

August avg. precipitation
🌧️ 1.18"
August days below freezing
📉 ≈4.5 days
Average August lows ≈41.6°F
USDA Zone
4b
Annual extreme lows -25°F to -20°F
Last Spring Frost (36°F)
🌷 Jun 1
First Fall Frost (36°F)
🍂 Sep 9
Fri. August 1  

🌅 5:51 a.m.

F: 85°F / 61°F

H: ≈86.8°F

L: ≈46.2°F

🌇 8:50 p.m.

Sat. August 2  

🌅 5:52 a.m.

F: 78°F / 59°F

H: ≈86.8°F

L: ≈46.0°F

🌇 8:48 p.m.

Sun. August 3  

🌅 5:54 a.m.

F: 78°F / 58°F

H: ≈86.7°F

L: ≈45.9°F

🌇 8:47 p.m.

Mon. August 4  

🌅 5:55 a.m.

F: 84°F / 58°F

H: ≈86.7°F

L: ≈45.7°F

🌇 8:45 p.m.

Tue. August 5  

🌅 5:56 a.m.

F: 77°F / 57°F

H: ≈86.6°F

L: ≈45.5°F

🌇 8:44 p.m.

Wed. August 6  

🌅 5:58 a.m.

F: 81°F / 58°F

H: ≈86.5°F

L: ≈45.2°F

🌇 8:42 p.m.

Thu. August 7  

🌅 5:59 a.m.

F: 77°F / 57°F

H: ≈86.4°F

L: ≈45.0°F

🌇 8:41 p.m.

Fri. August 8  

🌅 6:00 a.m.

H: ≈86.3°F

L: ≈44.7°F

🌇 8:39 p.m.

Sat. August 9 🌕

🌅 6:02 a.m.

H: ≈86.1°F

L: ≈44.4°F

🌇 8:37 p.m.

Sun. August 10  

🌅 6:03 a.m.

H: ≈86.0°F

L: ≈44.1°F

🌇 8:36 p.m.

Mon. August 11  

🌅 6:04 a.m.

H: ≈85.8°F

L: ≈43.7°F

🌇 8:34 p.m.

Tue. August 12  

🌅 6:06 a.m.

H: ≈85.6°F

L: ≈43.4°F

🌇 8:32 p.m.

Wed. August 13  

🌅 6:07 a.m.

H: ≈85.4°F

L: ≈43.0°F

🌇 8:30 p.m.

Thu. August 14  

🌅 6:08 a.m.

H: ≈85.1°F

L: ≈42.7°F

🌇 8:29 p.m.

Fri. August 15 🌗

🌅 6:10 a.m.

H: ≈84.9°F

L: ≈42.3°F

🌇 8:27 p.m.

Sat. August 16  

🌅 6:11 a.m.

H: ≈84.6°F

L: ≈41.9°F

🌇 8:25 p.m.

Sun. August 17  

🌅 6:13 a.m.

H: ≈84.3°F

L: ≈41.5°F

🌇 8:23 p.m.

Mon. August 18  

🌅 6:14 a.m.

H: ≈84.0°F

L: ≈41.1°F

🌇 8:22 p.m.

Tue. August 19  

🌅 6:15 a.m.

H: ≈83.7°F

L: ≈40.7°F

🌇 8:20 p.m.

Wed. August 20  

🌅 6:17 a.m.

H: ≈83.4°F

L: ≈40.3°F

🌇 8:18 p.m.

Thu. August 21  

🌅 6:18 a.m.

H: ≈83.0°F

L: ≈39.9°F

🌇 8:16 p.m.

Fri. August 22  

🌅 6:19 a.m.

H: ≈82.7°F

L: ≈39.5°F

🌇 8:14 p.m.

Sat. August 23 🌑

🌅 6:21 a.m.

H: ≈82.3°F

L: ≈39.0°F

🌇 8:12 p.m.

Sun. August 24  

🌅 6:22 a.m.

H: ≈81.9°F

L: ≈38.6°F

🌇 8:10 p.m.

Mon. August 25  

🌅 6:23 a.m.

H: ≈81.6°F

L: ≈38.2°F

🌇 8:08 p.m.

Tue. August 26  

🌅 6:25 a.m.

H: ≈81.2°F

L: ≈37.8°F

🌇 8:07 p.m.

Wed. August 27  

🌅 6:26 a.m.

H: ≈80.8°F

L: ≈37.5°F

🌇 8:05 p.m.

Thu. August 28  

🌅 6:28 a.m.

H: ≈80.3°F

L: ≈37.1°F

🌇 8:03 p.m.

Fri. August 29  

🌅 6:29 a.m.

H: ≈79.9°F

L: ≈36.7°F

🌇 8:01 p.m.

Sat. August 30  

🌅 6:30 a.m.

H: ≈79.5°F

L: ≈36.3°F

🌇 7:59 p.m.

Sun. August 31 🌓

🌅 6:32 a.m.

H: ≈79.1°F

L: ≈36.0°F

🌇 7:57 p.m.


Temperature climatic data from weather station: HARLEM 20S (USC00243934)

Precipitation climatic data from weather station: HARLEM 20S (USC00243934)

Agricultural climatic data from weather station: ROY 24 NE MOBRIDGE (USC00247234)