Weather Almanac: Eureka, CA 95501

🗓️ Historical norms for September 2025

September avg. precipitation
🌧️ 0.59"
September days below freezing
📉 ≈0.0 days
Average September lows 49°F – 52°F
USDA Zone
9b
Annual extreme lows 25°F to 30°F
Last Spring Frost (36°F)
🌷 Apr 9
First Fall Frost (36°F)
🍂 Nov 10
Mon. September 1 Labor Day  

🌅 6:43 a.m.

H: 61°F – 68°F

L: 49°F – 55°F

🌇 7:48 p.m.

Tue. September 2  

🌅 6:44 a.m.

H: 61°F – 68°F

L: 49°F – 55°F

🌇 7:46 p.m.

Wed. September 3  

🌅 6:45 a.m.

H: 61°F – 68°F

L: 49°F – 55°F

🌇 7:44 p.m.

Thu. September 4  

🌅 6:46 a.m.

H: 61°F – 68°F

L: 49°F – 55°F

🌇 7:43 p.m.

Fri. September 5  

🌅 6:47 a.m.

H: 60°F – 68°F

L: 49°F – 55°F

🌇 7:41 p.m.

Sat. September 6  

🌅 6:48 a.m.

H: 60°F – 68°F

L: 49°F – 55°F

🌇 7:39 p.m.

Sun. September 7 🌕

🌅 6:49 a.m.

H: 60°F – 68°F

L: 49°F – 55°F

🌇 7:38 p.m.

Mon. September 8  

🌅 6:50 a.m.

H: 60°F – 68°F

L: 48°F – 55°F

🌇 7:36 p.m.

Tue. September 9  

🌅 6:51 a.m.

H: 60°F – 68°F

L: 48°F – 54°F

🌇 7:34 p.m.

Wed. September 10  

🌅 6:52 a.m.

H: 60°F – 68°F

L: 48°F – 54°F

🌇 7:33 p.m.

Thu. September 11  

🌅 6:53 a.m.

H: 60°F – 68°F

L: 48°F – 54°F

🌇 7:31 p.m.

Fri. September 12  

🌅 6:54 a.m.

H: 60°F – 68°F

L: 48°F – 54°F

🌇 7:29 p.m.

Sat. September 13  

🌅 6:55 a.m.

H: 60°F – 68°F

L: 48°F – 54°F

🌇 7:28 p.m.

Sun. September 14 Holy Cross 🌗

🌅 6:56 a.m.

H: 60°F – 68°F

L: 47°F – 54°F

🌇 7:26 p.m.

Mon. September 15  

🌅 6:57 a.m.

H: 60°F – 68°F

L: 47°F – 54°F

🌇 7:24 p.m.

Tue. September 16  

🌅 6:58 a.m.

H: 59°F – 68°F

L: 47°F – 54°F

🌇 7:23 p.m.

Wed. September 17  

🌅 6:59 a.m.

H: 59°F – 68°F

L: 47°F – 54°F

🌇 7:21 p.m.

Thu. September 18  

🌅 7:00 a.m.

H: 59°F – 68°F

L: 47°F – 54°F

🌇 7:19 p.m.

Fri. September 19  

🌅 7:01 a.m.

H: 59°F – 68°F

L: 47°F – 53°F

🌇 7:18 p.m.

Sat. September 20  

🌅 7:02 a.m.

H: 59°F – 68°F

L: 46°F – 53°F

🌇 7:16 p.m.

Sun. September 21 🌑

🌅 7:03 a.m.

H: 59°F – 68°F

L: 46°F – 53°F

🌇 7:14 p.m.

Mon. September 22 Autumn Equinox  

🌅 7:04 a.m.

H: 59°F – 68°F

L: 46°F – 53°F

🌇 7:12 p.m.

Tue. September 23  

🌅 7:05 a.m.

H: 59°F – 68°F

L: 46°F – 53°F

🌇 7:11 p.m.

Wed. September 24  

🌅 7:06 a.m.

H: 59°F – 68°F

L: 46°F – 53°F

🌇 7:09 p.m.

Thu. September 25  

🌅 7:07 a.m.

H: 59°F – 68°F

L: 46°F – 53°F

🌇 7:07 p.m.

Fri. September 26  

🌅 7:08 a.m.

H: 58°F – 68°F

L: 46°F – 53°F

🌇 7:06 p.m.

Sat. September 27  

🌅 7:09 a.m.

H: 58°F – 68°F

L: 45°F – 53°F

🌇 7:04 p.m.

Sun. September 28  

🌅 7:10 a.m.

H: 58°F – 68°F

L: 45°F – 53°F

🌇 7:02 p.m.

Mon. September 29 🌓

🌅 7:11 a.m.

H: 58°F – 68°F

L: 45°F – 52°F

🌇 7:01 p.m.

Tue. September 30  

🌅 7:12 a.m.

H: 58°F – 68°F

L: 45°F – 52°F

🌇 6:59 p.m.


Temperature climatic data from weather station: EUREKA WFO WOODLEY ISLAND (USW00024213)

Precipitation climatic data from weather station: EUREKA WFO WOODLEY ISLAND (USW00024213)

Agricultural climatic data from weather station: EUREKA WFO WOODLEY ISLAND (USW00024213)