Weather Almanac: Coon Valley, WI 54623

🗓️ Historical norms for September 2025

September avg. precipitation
🌧️ 3.78"
September days below freezing
📉 ≈0.0 days
Average September lows ≈52.1°F
USDA Zone
5a
Annual extreme lows -20°F to -15°F
Last Spring Frost (36°F)
🌷 May 27
First Fall Frost (36°F)
🍂 Sep 17
Mon. September 1 Labor Day  

🌅 6:28 a.m.

H: ≈74.8°F

L: ≈57.8°F

🌇 7:39 p.m.

Tue. September 2  

🌅 6:29 a.m.

H: ≈74.6°F

L: ≈57.5°F

🌇 7:37 p.m.

Wed. September 3  

🌅 6:30 a.m.

H: ≈74.3°F

L: ≈57.2°F

🌇 7:35 p.m.

Thu. September 4  

🌅 6:31 a.m.

H: ≈74.0°F

L: ≈56.9°F

🌇 7:33 p.m.

Fri. September 5  

🌅 6:32 a.m.

H: ≈73.7°F

L: ≈56.6°F

🌇 7:31 p.m.

Sat. September 6  

🌅 6:33 a.m.

H: ≈73.4°F

L: ≈56.2°F

🌇 7:30 p.m.

Sun. September 7 🌕

🌅 6:34 a.m.

H: ≈73.1°F

L: ≈55.9°F

🌇 7:28 p.m.

Mon. September 8  

🌅 6:35 a.m.

H: ≈72.8°F

L: ≈55.5°F

🌇 7:26 p.m.

Tue. September 9  

🌅 6:37 a.m.

H: ≈72.4°F

L: ≈55.1°F

🌇 7:24 p.m.

Wed. September 10  

🌅 6:38 a.m.

H: ≈72.1°F

L: ≈54.7°F

🌇 7:22 p.m.

Thu. September 11  

🌅 6:39 a.m.

H: ≈71.7°F

L: ≈54.3°F

🌇 7:21 p.m.

Fri. September 12  

🌅 6:40 a.m.

H: ≈71.4°F

L: ≈53.8°F

🌇 7:19 p.m.

Sat. September 13  

🌅 6:41 a.m.

H: ≈71.0°F

L: ≈53.4°F

🌇 7:17 p.m.

Sun. September 14 Holy Cross 🌗

🌅 6:42 a.m.

H: ≈70.7°F

L: ≈53.0°F

🌇 7:15 p.m.

Mon. September 15  

🌅 6:43 a.m.

H: ≈70.3°F

L: ≈52.5°F

🌇 7:13 p.m.

Tue. September 16  

🌅 6:44 a.m.

H: ≈69.9°F

L: ≈52.1°F

🌇 7:11 p.m.

Wed. September 17  

🌅 6:46 a.m.

H: ≈69.5°F

L: ≈51.6°F

🌇 7:10 p.m.

Thu. September 18  

🌅 6:47 a.m.

H: ≈69.1°F

L: ≈51.1°F

🌇 7:08 p.m.

Fri. September 19  

🌅 6:48 a.m.

H: ≈68.7°F

L: ≈50.7°F

🌇 7:06 p.m.

Sat. September 20  

🌅 6:49 a.m.

H: ≈68.3°F

L: ≈50.2°F

🌇 7:04 p.m.

Sun. September 21 🌑

🌅 6:50 a.m.

H: ≈67.9°F

L: ≈49.7°F

🌇 7:02 p.m.

Mon. September 22 Autumn Equinox  

🌅 6:51 a.m.

H: ≈67.5°F

L: ≈49.3°F

🌇 7:00 p.m.

Tue. September 23  

🌅 6:52 a.m.

H: ≈67.1°F

L: ≈48.8°F

🌇 6:58 p.m.

Wed. September 24  

🌅 6:54 a.m.

H: ≈66.7°F

L: ≈48.4°F

🌇 6:57 p.m.

Thu. September 25  

🌅 6:55 a.m.

H: ≈66.3°F

L: ≈47.9°F

🌇 6:55 p.m.

Fri. September 26  

🌅 6:56 a.m.

H: ≈65.9°F

L: ≈47.4°F

🌇 6:53 p.m.

Sat. September 27  

🌅 6:57 a.m.

H: ≈65.5°F

L: ≈47.0°F

🌇 6:51 p.m.

Sun. September 28  

🌅 6:58 a.m.

H: ≈65.1°F

L: ≈46.5°F

🌇 6:49 p.m.

Mon. September 29 🌓

🌅 6:59 a.m.

H: ≈64.7°F

L: ≈46.1°F

🌇 6:48 p.m.

Tue. September 30  

🌅 7:00 a.m.

H: ≈64.2°F

L: ≈45.7°F

🌇 6:46 p.m.


Temperature climatic data from weather station: LA CROSSE WFO (USC00474373)

Precipitation climatic data from weather station: LA CROSSE WFO (USC00474373)

Agricultural climatic data from weather station: VIROQUA (USC00478827)