Weather Almanac: Big Arm, MT 59910

🗓️ Historical norms for August 2025

August avg. precipitation
🌧️ 1.12"
August days below freezing
📉 ≈0.0 days
Average August lows 51°F – 55°F
USDA Zone
6a
Annual extreme lows -10°F to -5°F
Last Spring Frost (36°F)
🌷 May 31
First Fall Frost (36°F)
🍂 Sep 17
Fri. August 1  

🌅 6:14 a.m.

F: 77°F / 61°F

H: 80°F – 94°F

L: 50°F – 60°F

🌇 9:11 p.m.

Sat. August 2  

🌅 6:15 a.m.

F: 74°F / 59°F

H: 80°F – 94°F

L: 50°F – 60°F

🌇 9:09 p.m.

Sun. August 3  

🌅 6:16 a.m.

F: 81°F / 58°F

H: 80°F – 94°F

L: 50°F – 60°F

🌇 9:08 p.m.

Mon. August 4  

🌅 6:18 a.m.

F: 76°F / 56°F

H: 80°F – 94°F

L: 50°F – 60°F

🌇 9:06 p.m.

Tue. August 5  

🌅 6:19 a.m.

F: 75°F / 57°F

H: 79°F – 94°F

L: 50°F – 60°F

🌇 9:05 p.m.

Wed. August 6  

🌅 6:20 a.m.

F: 74°F / 57°F

H: 79°F – 94°F

L: 49°F – 60°F

🌇 9:03 p.m.

Thu. August 7  

🌅 6:22 a.m.

F: 73°F / 57°F

H: 79°F – 94°F

L: 49°F – 60°F

🌇 9:02 p.m.

Fri. August 8  

🌅 6:23 a.m.

H: 79°F – 94°F

L: 49°F – 60°F

🌇 9:00 p.m.

Sat. August 9 🌕

🌅 6:24 a.m.

H: 79°F – 93°F

L: 49°F – 59°F

🌇 8:59 p.m.

Sun. August 10  

🌅 6:26 a.m.

H: 78°F – 93°F

L: 49°F – 59°F

🌇 8:57 p.m.

Mon. August 11  

🌅 6:27 a.m.

H: 78°F – 93°F

L: 49°F – 59°F

🌇 8:55 p.m.

Tue. August 12  

🌅 6:28 a.m.

H: 78°F – 93°F

L: 49°F – 59°F

🌇 8:54 p.m.

Wed. August 13  

🌅 6:30 a.m.

H: 77°F – 93°F

L: 49°F – 59°F

🌇 8:52 p.m.

Thu. August 14  

🌅 6:31 a.m.

H: 77°F – 92°F

L: 48°F – 59°F

🌇 8:50 p.m.

Fri. August 15 🌗

🌅 6:32 a.m.

H: 77°F – 92°F

L: 48°F – 58°F

🌇 8:48 p.m.

Sat. August 16  

🌅 6:34 a.m.

H: 77°F – 92°F

L: 48°F – 58°F

🌇 8:47 p.m.

Sun. August 17  

🌅 6:35 a.m.

H: 76°F – 92°F

L: 48°F – 58°F

🌇 8:45 p.m.

Mon. August 18  

🌅 6:36 a.m.

H: 76°F – 91°F

L: 48°F – 58°F

🌇 8:43 p.m.

Tue. August 19  

🌅 6:38 a.m.

H: 75°F – 91°F

L: 47°F – 58°F

🌇 8:41 p.m.

Wed. August 20  

🌅 6:39 a.m.

H: 75°F – 91°F

L: 47°F – 57°F

🌇 8:39 p.m.

Thu. August 21  

🌅 6:40 a.m.

H: 75°F – 91°F

L: 47°F – 57°F

🌇 8:38 p.m.

Fri. August 22  

🌅 6:42 a.m.

H: 74°F – 90°F

L: 47°F – 57°F

🌇 8:36 p.m.

Sat. August 23 🌑

🌅 6:43 a.m.

H: 74°F – 90°F

L: 46°F – 57°F

🌇 8:34 p.m.

Sun. August 24  

🌅 6:44 a.m.

H: 73°F – 90°F

L: 46°F – 56°F

🌇 8:32 p.m.

Mon. August 25  

🌅 6:46 a.m.

H: 73°F – 89°F

L: 46°F – 56°F

🌇 8:30 p.m.

Tue. August 26  

🌅 6:47 a.m.

H: 73°F – 89°F

L: 46°F – 56°F

🌇 8:28 p.m.

Wed. August 27  

🌅 6:49 a.m.

H: 72°F – 88°F

L: 45°F – 56°F

🌇 8:26 p.m.

Thu. August 28  

🌅 6:50 a.m.

H: 72°F – 88°F

L: 45°F – 55°F

🌇 8:24 p.m.

Fri. August 29  

🌅 6:51 a.m.

H: 71°F – 88°F

L: 45°F – 55°F

🌇 8:22 p.m.

Sat. August 30  

🌅 6:53 a.m.

H: 71°F – 87°F

L: 44°F – 55°F

🌇 8:20 p.m.

Sun. August 31 🌓

🌅 6:54 a.m.

H: 70°F – 87°F

L: 44°F – 55°F

🌇 8:18 p.m.


Temperature climatic data from weather station: POLSON KERR DAM (USC00246640)

Precipitation climatic data from weather station: POLSON KERR DAM (USC00246640)

Agricultural climatic data from weather station: POLSON KERR DAM (USC00246640)