Weather Almanac: Rexburg, ID 83440

🗓️ Historical norms for August 2026

August avg. precipitation
🌧️ 0.71"
August days below freezing
📉 ≈777.7 days
Average August lows 47°F – 52°F
USDA Zone
5a
Annual extreme lows -20°F to -15°F
Last Spring Frost (36°F)
🌷 Always
First Fall Frost (36°F)
🍂 Always
Sat. August 1  

🌅 6:16 a.m.

H: 79°F – 92°F

L: 47°F – 57°F

🌇 8:50 p.m.

Sun. August 2  

🌅 6:17 a.m.

H: 79°F – 92°F

L: 47°F – 57°F

🌇 8:49 p.m.

Mon. August 3  

🌅 6:18 a.m.

H: 79°F – 92°F

L: 47°F – 57°F

🌇 8:47 p.m.

Tue. August 4  

🌅 6:19 a.m.

H: 79°F – 92°F

L: 46°F – 56°F

🌇 8:46 p.m.

Wed. August 5  

🌅 6:20 a.m.

H: 79°F – 92°F

L: 46°F – 56°F

🌇 8:45 p.m.

Thu. August 6  

🌅 6:21 a.m.

H: 79°F – 91°F

L: 46°F – 56°F

🌇 8:43 p.m.

Fri. August 7  

🌅 6:22 a.m.

H: 79°F – 91°F

L: 46°F – 56°F

🌇 8:42 p.m.

Sat. August 8  

🌅 6:23 a.m.

H: 79°F – 91°F

L: 46°F – 56°F

🌇 8:41 p.m.

Sun. August 9  

🌅 6:24 a.m.

H: 79°F – 91°F

L: 46°F – 56°F

🌇 8:39 p.m.

Mon. August 10  

🌅 6:26 a.m.

H: 79°F – 91°F

L: 46°F – 56°F

🌇 8:38 p.m.

Tue. August 11  

🌅 6:27 a.m.

H: 78°F – 91°F

L: 45°F – 56°F

🌇 8:36 p.m.

Wed. August 12  

🌅 6:28 a.m.

H: 78°F – 91°F

L: 45°F – 56°F

🌇 8:35 p.m.

Thu. August 13  

🌅 6:29 a.m.

H: 78°F – 91°F

L: 45°F – 56°F

🌇 8:33 p.m.

Fri. August 14  

🌅 6:30 a.m.

H: 78°F – 91°F

L: 45°F – 55°F

🌇 8:32 p.m.

Sat. August 15  

🌅 6:31 a.m.

H: 78°F – 91°F

L: 45°F – 55°F

🌇 8:30 p.m.

Sun. August 16  

🌅 6:32 a.m.

H: 77°F – 91°F

L: 44°F – 55°F

🌇 8:29 p.m.

Mon. August 17  

🌅 6:34 a.m.

H: 77°F – 91°F

L: 44°F – 55°F

🌇 8:27 p.m.

Tue. August 18  

🌅 6:35 a.m.

H: 77°F – 90°F

L: 44°F – 55°F

🌇 8:26 p.m.

Wed. August 19  

🌅 6:36 a.m.

H: 76°F – 90°F

L: 44°F – 55°F

🌇 8:24 p.m.

Thu. August 20  

🌅 6:37 a.m.

H: 76°F – 90°F

L: 44°F – 55°F

🌇 8:22 p.m.

Fri. August 21  

🌅 6:38 a.m.

H: 76°F – 90°F

L: 43°F – 55°F

🌇 8:21 p.m.

Sat. August 22  

🌅 6:39 a.m.

H: 75°F – 90°F

L: 43°F – 54°F

🌇 8:19 p.m.

Sun. August 23  

🌅 6:40 a.m.

H: 75°F – 89°F

L: 43°F – 54°F

🌇 8:18 p.m.

Mon. August 24  

🌅 6:41 a.m.

H: 75°F – 89°F

L: 43°F – 54°F

🌇 8:16 p.m.

Tue. August 25  

🌅 6:43 a.m.

H: 74°F – 89°F

L: 42°F – 54°F

🌇 8:14 p.m.

Wed. August 26  

🌅 6:44 a.m.

H: 74°F – 89°F

L: 42°F – 54°F

🌇 8:12 p.m.

Thu. August 27 🌕

🌅 6:45 a.m.

H: 73°F – 89°F

L: 42°F – 54°F

🌇 8:11 p.m.

Fri. August 28  

🌅 6:46 a.m.

H: 73°F – 88°F

L: 42°F – 53°F

🌇 8:09 p.m.

Sat. August 29  

🌅 6:47 a.m.

H: 73°F – 88°F

L: 41°F – 53°F

🌇 8:07 p.m.

Sun. August 30  

🌅 6:48 a.m.

H: 72°F – 88°F

L: 41°F – 53°F

🌇 8:06 p.m.

Mon. August 31  

🌅 6:49 a.m.

H: 72°F – 88°F

L: 41°F – 53°F

🌇 8:04 p.m.


Temperature climatic data from weather station: REXBURG BYU IDAHO (USC00107644)

Precipitation climatic data from weather station: REXBURG BYU IDAHO (USC00107644)

Agricultural climatic data from weather station: REXBURG BYU IDAHO (USC00107644)