Weather Almanac: Bigfork, MT 59911

🗓️ Historical norms for August 2025

August avg. precipitation
🌧️ 1.38"
August days below freezing
📉 ≈0.5 days
Average August lows 41°F – 47°F
USDA Zone
5b
Annual extreme lows -15°F to -10°F
Last Spring Frost (36°F)
🌷 May 26
First Fall Frost (36°F)
🍂 Sep 26
Fri. August 1  

🌅 6:12 a.m.

H: 75°F – 91°F

L: 41°F – 52°F

🌇 9:10 p.m.

Sat. August 2  

🌅 6:14 a.m.

H: 75°F – 91°F

L: 41°F – 52°F

🌇 9:08 p.m.

Sun. August 3  

🌅 6:15 a.m.

H: 75°F – 91°F

L: 40°F – 52°F

🌇 9:07 p.m.

Mon. August 4  

🌅 6:16 a.m.

H: 75°F – 91°F

L: 40°F – 52°F

🌇 9:05 p.m.

Tue. August 5  

🌅 6:18 a.m.

H: 75°F – 91°F

L: 40°F – 51°F

🌇 9:04 p.m.

Wed. August 6  

🌅 6:19 a.m.

H: 75°F – 91°F

L: 40°F – 51°F

🌇 9:02 p.m.

Thu. August 7  

🌅 6:20 a.m.

H: 74°F – 90°F

L: 40°F – 51°F

🌇 9:01 p.m.

Fri. August 8  

🌅 6:21 a.m.

H: 74°F – 90°F

L: 40°F – 51°F

🌇 8:59 p.m.

Sat. August 9 🌕

🌅 6:23 a.m.

H: 74°F – 90°F

L: 40°F – 51°F

🌇 8:57 p.m.

Sun. August 10  

🌅 6:24 a.m.

H: 74°F – 90°F

L: 40°F – 51°F

🌇 8:56 p.m.

Mon. August 11  

🌅 6:25 a.m.

H: 73°F – 90°F

L: 39°F – 51°F

🌇 8:54 p.m.

Tue. August 12  

🌅 6:27 a.m.

H: 73°F – 90°F

L: 39°F – 50°F

🌇 8:52 p.m.

Wed. August 13  

🌅 6:28 a.m.

H: 73°F – 90°F

L: 39°F – 50°F

🌇 8:51 p.m.

Thu. August 14  

🌅 6:29 a.m.

H: 72°F – 89°F

L: 39°F – 50°F

🌇 8:49 p.m.

Fri. August 15 🌗

🌅 6:31 a.m.

H: 72°F – 89°F

L: 39°F – 50°F

🌇 8:47 p.m.

Sat. August 16  

🌅 6:32 a.m.

H: 72°F – 89°F

L: 39°F – 50°F

🌇 8:45 p.m.

Sun. August 17  

🌅 6:34 a.m.

H: 71°F – 89°F

L: 38°F – 49°F

🌇 8:44 p.m.

Mon. August 18  

🌅 6:35 a.m.

H: 71°F – 89°F

L: 38°F – 49°F

🌇 8:42 p.m.

Tue. August 19  

🌅 6:36 a.m.

H: 71°F – 88°F

L: 38°F – 49°F

🌇 8:40 p.m.

Wed. August 20  

🌅 6:38 a.m.

H: 70°F – 88°F

L: 38°F – 49°F

🌇 8:38 p.m.

Thu. August 21  

🌅 6:39 a.m.

H: 70°F – 88°F

L: 38°F – 49°F

🌇 8:36 p.m.

Fri. August 22  

🌅 6:40 a.m.

H: 69°F – 87°F

L: 38°F – 48°F

🌇 8:34 p.m.

Sat. August 23 🌑

🌅 6:42 a.m.

H: 69°F – 87°F

L: 37°F – 48°F

🌇 8:32 p.m.

Sun. August 24  

🌅 6:43 a.m.

H: 69°F – 87°F

L: 37°F – 48°F

🌇 8:31 p.m.

Mon. August 25  

🌅 6:44 a.m.

H: 68°F – 87°F

L: 37°F – 48°F

🌇 8:29 p.m.

Tue. August 26  

🌅 6:46 a.m.

H: 68°F – 86°F

L: 37°F – 47°F

🌇 8:27 p.m.

Wed. August 27  

🌅 6:47 a.m.

H: 67°F – 86°F

L: 37°F – 47°F

🌇 8:25 p.m.

Thu. August 28  

🌅 6:48 a.m.

H: 67°F – 86°F

L: 36°F – 47°F

🌇 8:23 p.m.

Fri. August 29  

🌅 6:50 a.m.

H: 66°F – 85°F

L: 36°F – 47°F

🌇 8:21 p.m.

Sat. August 30  

🌅 6:51 a.m.

H: 66°F – 85°F

L: 36°F – 46°F

🌇 8:19 p.m.

Sun. August 31 🌓

🌅 6:53 a.m.

H: 66°F – 85°F

L: 36°F – 46°F

🌇 8:17 p.m.


Temperature climatic data from weather station: SWAN LAKE (USC00248087)

Precipitation climatic data from weather station: SWAN LAKE (USC00248087)

Agricultural climatic data from weather station: BIGFORK 13 S (USC00240755)