Weather Almanac: Hornbrook, CA 96044

🗓️ Historical norms for September 2025

September avg. precipitation
🌧️ 0.71"
September days below freezing
📉 ≈0.8 days
Average September lows 40°F – 46°F
USDA Zone
8a
Annual extreme lows 10°F to 15°F
Last Spring Frost (36°F)
🌷 Always
First Fall Frost (36°F)
🍂 Always
Mon. September 1 Labor Day  

🌅 6:36 a.m.

H: 78°F – 93°F

L: 43°F – 52°F

🌇 7:43 p.m.

Tue. September 2  

🌅 6:37 a.m.

H: 77°F – 93°F

L: 43°F – 52°F

🌇 7:41 p.m.

Wed. September 3  

🌅 6:38 a.m.

H: 77°F – 93°F

L: 42°F – 52°F

🌇 7:40 p.m.

Thu. September 4  

🌅 6:39 a.m.

H: 77°F – 93°F

L: 42°F – 51°F

🌇 7:38 p.m.

Fri. September 5  

🌅 6:40 a.m.

H: 76°F – 93°F

L: 42°F – 51°F

🌇 7:36 p.m.

Sat. September 6  

🌅 6:41 a.m.

H: 76°F – 92°F

L: 41°F – 51°F

🌇 7:34 p.m.

Sun. September 7 🌕

🌅 6:42 a.m.

H: 76°F – 92°F

L: 41°F – 51°F

🌇 7:33 p.m.

Mon. September 8  

🌅 6:43 a.m.

H: 75°F – 92°F

L: 40°F – 50°F

🌇 7:31 p.m.

Tue. September 9  

🌅 6:44 a.m.

H: 75°F – 92°F

L: 40°F – 50°F

🌇 7:29 p.m.

Wed. September 10  

🌅 6:46 a.m.

H: 75°F – 92°F

L: 40°F – 50°F

🌇 7:27 p.m.

Thu. September 11  

🌅 6:47 a.m.

H: 74°F – 92°F

L: 39°F – 50°F

🌇 7:26 p.m.

Fri. September 12  

🌅 6:48 a.m.

H: 74°F – 91°F

L: 39°F – 49°F

🌇 7:24 p.m.

Sat. September 13  

🌅 6:49 a.m.

H: 73°F – 91°F

L: 39°F – 49°F

🌇 7:22 p.m.

Sun. September 14 Holy Cross 🌗

🌅 6:50 a.m.

H: 73°F – 91°F

L: 38°F – 49°F

🌇 7:21 p.m.

Mon. September 15  

🌅 6:51 a.m.

H: 73°F – 91°F

L: 38°F – 48°F

🌇 7:19 p.m.

Tue. September 16  

🌅 6:52 a.m.

H: 72°F – 91°F

L: 38°F – 48°F

🌇 7:17 p.m.

Wed. September 17  

🌅 6:53 a.m.

H: 72°F – 91°F

L: 37°F – 48°F

🌇 7:15 p.m.

Thu. September 18  

🌅 6:54 a.m.

H: 71°F – 90°F

L: 37°F – 48°F

🌇 7:14 p.m.

Fri. September 19  

🌅 6:55 a.m.

H: 71°F – 90°F

L: 36°F – 47°F

🌇 7:12 p.m.

Sat. September 20  

🌅 6:56 a.m.

H: 71°F – 90°F

L: 36°F – 47°F

🌇 7:10 p.m.

Sun. September 21 🌑

🌅 6:57 a.m.

H: 70°F – 90°F

L: 36°F – 47°F

🌇 7:08 p.m.

Mon. September 22 Autumn Equinox  

🌅 6:58 a.m.

H: 70°F – 89°F

L: 35°F – 47°F

🌇 7:07 p.m.

Tue. September 23  

🌅 6:59 a.m.

H: 69°F – 89°F

L: 35°F – 47°F

🌇 7:05 p.m.

Wed. September 24  

🌅 7:00 a.m.

H: 69°F – 89°F

L: 35°F – 46°F

🌇 7:03 p.m.

Thu. September 25  

🌅 7:01 a.m.

H: 69°F – 88°F

L: 34°F – 46°F

🌇 7:01 p.m.

Fri. September 26  

🌅 7:02 a.m.

H: 68°F – 88°F

L: 34°F – 46°F

🌇 7:00 p.m.

Sat. September 27  

🌅 7:03 a.m.

H: 68°F – 87°F

L: 34°F – 46°F

🌇 6:58 p.m.

Sun. September 28  

🌅 7:04 a.m.

H: 67°F – 87°F

L: 34°F – 46°F

🌇 6:56 p.m.

Mon. September 29 🌓

🌅 7:05 a.m.

H: 67°F – 87°F

L: 33°F – 45°F

🌇 6:54 p.m.

Tue. September 30  

🌅 7:06 a.m.

H: 67°F – 86°F

L: 33°F – 45°F

🌇 6:53 p.m.


Temperature climatic data from weather station: MONTAGUE SISKIYOU CO AP (USW00024259)

Precipitation climatic data from weather station: GREEN SPRINGS PWR PLT (USC00353509)

Agricultural climatic data from weather station: YREKA (USC00049866)