Weather Almanac: Heart Butte, MT 59448

🗓️ Historical norms for August 2026

August avg. precipitation
🌧️ 1.33"
August days below freezing
📉 ≈0.6 days
Average August lows 42°F – 46°F
USDA Zone
4b
Annual extreme lows -25°F to -20°F
Last Spring Frost (36°F)
🌷 Always
First Fall Frost (36°F)
🍂 Always
Sat. August 1  

🌅 6:07 a.m.

H: 69°F – 86°F

L: 40°F – 52°F

🌇 9:07 p.m.

Sun. August 2  

🌅 6:08 a.m.

H: 69°F – 86°F

L: 40°F – 52°F

🌇 9:06 p.m.

Mon. August 3  

🌅 6:09 a.m.

H: 69°F – 86°F

L: 40°F – 52°F

🌇 9:04 p.m.

Tue. August 4  

🌅 6:11 a.m.

H: 69°F – 86°F

L: 40°F – 51°F

🌇 9:03 p.m.

Wed. August 5  

🌅 6:12 a.m.

H: 69°F – 86°F

L: 40°F – 51°F

🌇 9:01 p.m.

Thu. August 6  

🌅 6:13 a.m.

H: 69°F – 86°F

L: 40°F – 51°F

🌇 9:00 p.m.

Fri. August 7  

🌅 6:15 a.m.

H: 69°F – 86°F

L: 40°F – 51°F

🌇 8:58 p.m.

Sat. August 8  

🌅 6:16 a.m.

H: 69°F – 86°F

L: 40°F – 51°F

🌇 8:56 p.m.

Sun. August 9  

🌅 6:17 a.m.

H: 68°F – 86°F

L: 40°F – 51°F

🌇 8:55 p.m.

Mon. August 10  

🌅 6:19 a.m.

H: 68°F – 85°F

L: 40°F – 51°F

🌇 8:53 p.m.

Tue. August 11  

🌅 6:20 a.m.

H: 68°F – 85°F

L: 39°F – 51°F

🌇 8:51 p.m.

Wed. August 12  

🌅 6:21 a.m.

H: 68°F – 85°F

L: 39°F – 51°F

🌇 8:50 p.m.

Thu. August 13  

🌅 6:23 a.m.

H: 67°F – 85°F

L: 39°F – 50°F

🌇 8:48 p.m.

Fri. August 14  

🌅 6:24 a.m.

H: 67°F – 85°F

L: 39°F – 50°F

🌇 8:46 p.m.

Sat. August 15  

🌅 6:25 a.m.

H: 67°F – 85°F

L: 39°F – 50°F

🌇 8:44 p.m.

Sun. August 16  

🌅 6:27 a.m.

H: 66°F – 84°F

L: 39°F – 50°F

🌇 8:43 p.m.

Mon. August 17  

🌅 6:28 a.m.

H: 66°F – 84°F

L: 38°F – 50°F

🌇 8:41 p.m.

Tue. August 18  

🌅 6:30 a.m.

H: 66°F – 84°F

L: 38°F – 50°F

🌇 8:39 p.m.

Wed. August 19  

🌅 6:31 a.m.

H: 65°F – 84°F

L: 38°F – 50°F

🌇 8:37 p.m.

Thu. August 20  

🌅 6:32 a.m.

H: 65°F – 83°F

L: 38°F – 49°F

🌇 8:35 p.m.

Fri. August 21  

🌅 6:34 a.m.

H: 64°F – 83°F

L: 38°F – 49°F

🌇 8:33 p.m.

Sat. August 22  

🌅 6:35 a.m.

H: 64°F – 83°F

L: 37°F – 49°F

🌇 8:32 p.m.

Sun. August 23  

🌅 6:37 a.m.

H: 63°F – 82°F

L: 37°F – 49°F

🌇 8:30 p.m.

Mon. August 24  

🌅 6:38 a.m.

H: 63°F – 82°F

L: 37°F – 49°F

🌇 8:28 p.m.

Tue. August 25  

🌅 6:39 a.m.

H: 63°F – 82°F

L: 37°F – 49°F

🌇 8:26 p.m.

Wed. August 26  

🌅 6:41 a.m.

H: 62°F – 81°F

L: 36°F – 48°F

🌇 8:24 p.m.

Thu. August 27 🌕

🌅 6:42 a.m.

H: 62°F – 81°F

L: 36°F – 48°F

🌇 8:22 p.m.

Fri. August 28  

🌅 6:43 a.m.

H: 61°F – 81°F

L: 36°F – 48°F

🌇 8:20 p.m.

Sat. August 29  

🌅 6:45 a.m.

H: 61°F – 80°F

L: 36°F – 48°F

🌇 8:18 p.m.

Sun. August 30  

🌅 6:46 a.m.

H: 60°F – 80°F

L: 35°F – 48°F

🌇 8:16 p.m.

Mon. August 31  

🌅 6:48 a.m.

H: 60°F – 79°F

L: 35°F – 47°F

🌇 8:14 p.m.


Temperature climatic data from weather station: EAST GLACIER (USC00242629)

Precipitation climatic data from weather station: EAST GLACIER (USC00242629)

Agricultural climatic data from weather station: EAST GLACIER (USC00242629)