Weather Almanac: Adair, IL 61411

🗓️ Historical norms for September 2025

September avg. precipitation
🌧️ 3.60"
September days below freezing
📉 ≈0.0 days
Average September lows ≈54.3°F
USDA Zone
6a
Annual extreme lows -10°F to -5°F
Last Spring Frost (36°F)
🌷 May 3
First Fall Frost (36°F)
🍂 Oct 1
Mon. September 1 Labor Day  

🌅 6:29 a.m.

H: ≈82.8°F

L: ≈60.1°F

🌇 7:33 p.m.

Tue. September 2  

🌅 6:30 a.m.

H: ≈82.5°F

L: ≈59.8°F

🌇 7:31 p.m.

Wed. September 3  

🌅 6:31 a.m.

H: ≈82.3°F

L: ≈59.5°F

🌇 7:30 p.m.

Thu. September 4  

🌅 6:32 a.m.

H: ≈82.0°F

L: ≈59.1°F

🌇 7:28 p.m.

Fri. September 5  

🌅 6:33 a.m.

H: ≈81.7°F

L: ≈58.8°F

🌇 7:26 p.m.

Sat. September 6  

🌅 6:34 a.m.

H: ≈81.4°F

L: ≈58.4°F

🌇 7:25 p.m.

Sun. September 7 🌕

🌅 6:35 a.m.

H: ≈81.1°F

L: ≈58.0°F

🌇 7:23 p.m.

Mon. September 8  

🌅 6:36 a.m.

H: ≈80.8°F

L: ≈57.6°F

🌇 7:21 p.m.

Tue. September 9  

🌅 6:37 a.m.

H: ≈80.4°F

L: ≈57.2°F

🌇 7:20 p.m.

Wed. September 10  

🌅 6:38 a.m.

H: ≈80.1°F

L: ≈56.8°F

🌇 7:18 p.m.

Thu. September 11  

🌅 6:39 a.m.

H: ≈79.7°F

L: ≈56.4°F

🌇 7:16 p.m.

Fri. September 12  

🌅 6:40 a.m.

H: ≈79.4°F

L: ≈55.9°F

🌇 7:15 p.m.

Sat. September 13  

🌅 6:41 a.m.

H: ≈79.0°F

L: ≈55.5°F

🌇 7:13 p.m.

Sun. September 14 Holy Cross 🌗

🌅 6:42 a.m.

H: ≈78.6°F

L: ≈55.1°F

🌇 7:11 p.m.

Mon. September 15  

🌅 6:43 a.m.

H: ≈78.2°F

L: ≈54.6°F

🌇 7:10 p.m.

Tue. September 16  

🌅 6:44 a.m.

H: ≈77.8°F

L: ≈54.2°F

🌇 7:08 p.m.

Wed. September 17  

🌅 6:45 a.m.

H: ≈77.4°F

L: ≈53.7°F

🌇 7:06 p.m.

Thu. September 18  

🌅 6:46 a.m.

H: ≈77.0°F

L: ≈53.3°F

🌇 7:05 p.m.

Fri. September 19  

🌅 6:47 a.m.

H: ≈76.6°F

L: ≈52.8°F

🌇 7:03 p.m.

Sat. September 20  

🌅 6:47 a.m.

H: ≈76.2°F

L: ≈52.4°F

🌇 7:01 p.m.

Sun. September 21 🌑

🌅 6:48 a.m.

H: ≈75.8°F

L: ≈51.9°F

🌇 7:00 p.m.

Mon. September 22 Autumn Equinox  

🌅 6:49 a.m.

H: ≈75.3°F

L: ≈51.5°F

🌇 6:58 p.m.

Tue. September 23  

🌅 6:50 a.m.

H: ≈74.9°F

L: ≈51.0°F

🌇 6:56 p.m.

Wed. September 24  

🌅 6:51 a.m.

H: ≈74.5°F

L: ≈50.6°F

🌇 6:55 p.m.

Thu. September 25  

🌅 6:52 a.m.

H: ≈74.1°F

L: ≈50.2°F

🌇 6:53 p.m.

Fri. September 26  

🌅 6:53 a.m.

H: ≈73.7°F

L: ≈49.7°F

🌇 6:51 p.m.

Sat. September 27  

🌅 6:54 a.m.

H: ≈73.3°F

L: ≈49.3°F

🌇 6:50 p.m.

Sun. September 28  

🌅 6:55 a.m.

H: ≈72.9°F

L: ≈48.9°F

🌇 6:48 p.m.

Mon. September 29 🌓

🌅 6:56 a.m.

H: ≈72.5°F

L: ≈48.5°F

🌇 6:46 p.m.

Tue. September 30  

🌅 6:57 a.m.

H: ≈72.1°F

L: ≈48.1°F

🌇 6:45 p.m.


Temperature climatic data from weather station: PRAIRIE CITY 2S (USC00116970)

Precipitation climatic data from weather station: MACOMB (USC00115280)

Agricultural climatic data from weather station: RUSHVILLE 4NE (USC00117551)