Weather Almanac: Summerfield, IL 62289

🗓️ Historical norms for May 2026

May avg. precipitation
🌧️ 4.70"
May days below freezing
📉 ≈0.0 days
Average May lows ≈53.2°F
USDA Zone
6b
Annual extreme lows -5°F to 0°F
Last Spring Frost (36°F)
🌷 Apr 29
First Fall Frost (36°F)
🍂 Sep 30
Fri. May 1 🌕

🌅 6:01 a.m.

H: ≈71.3°F

L: ≈48.0°F

🌇 7:51 p.m.

Sat. May 2  

🌅 6:00 a.m.

H: ≈71.6°F

L: ≈48.3°F

🌇 7:52 p.m.

Sun. May 3  

🌅 5:59 a.m.

H: ≈71.9°F

L: ≈48.6°F

🌇 7:52 p.m.

Mon. May 4  

🌅 5:58 a.m.

H: ≈72.2°F

L: ≈48.9°F

🌇 7:53 p.m.

Tue. May 5  

🌅 5:57 a.m.

H: ≈72.5°F

L: ≈49.3°F

🌇 7:54 p.m.

Wed. May 6  

🌅 5:55 a.m.

H: ≈72.8°F

L: ≈49.6°F

🌇 7:55 p.m.

Thu. May 7  

🌅 5:54 a.m.

H: ≈73.1°F

L: ≈49.9°F

🌇 7:56 p.m.

Fri. May 8  

🌅 5:53 a.m.

H: ≈73.4°F

L: ≈50.3°F

🌇 7:57 p.m.

Sat. May 9 🌗

🌅 5:52 a.m.

H: ≈73.7°F

L: ≈50.6°F

🌇 7:58 p.m.

Sun. May 10  

🌅 5:51 a.m.

H: ≈74.0°F

L: ≈51.0°F

🌇 7:59 p.m.

Mon. May 11  

🌅 5:50 a.m.

H: ≈74.3°F

L: ≈51.3°F

🌇 8:00 p.m.

Tue. May 12  

🌅 5:49 a.m.

H: ≈74.7°F

L: ≈51.7°F

🌇 8:01 p.m.

Wed. May 13  

🌅 5:48 a.m.

H: ≈75.0°F

L: ≈52.0°F

🌇 8:02 p.m.

Thu. May 14 Ascension  

🌅 5:48 a.m.

H: ≈75.3°F

L: ≈52.4°F

🌇 8:03 p.m.

Fri. May 15  

🌅 5:47 a.m.

H: ≈75.7°F

L: ≈52.8°F

🌇 8:04 p.m.

Sat. May 16 🌑

🌅 5:46 a.m.

H: ≈76.0°F

L: ≈53.1°F

🌇 8:04 p.m.

Sun. May 17  

🌅 5:45 a.m.

H: ≈76.4°F

L: ≈53.5°F

🌇 8:05 p.m.

Mon. May 18  

🌅 5:44 a.m.

H: ≈76.7°F

L: ≈53.9°F

🌇 8:06 p.m.

Tue. May 19  

🌅 5:43 a.m.

H: ≈77.0°F

L: ≈54.3°F

🌇 8:07 p.m.

Wed. May 20  

🌅 5:43 a.m.

H: ≈77.4°F

L: ≈54.6°F

🌇 8:08 p.m.

Thu. May 21  

🌅 5:42 a.m.

H: ≈77.7°F

L: ≈55.0°F

🌇 8:09 p.m.

Fri. May 22  

🌅 5:41 a.m.

H: ≈78.1°F

L: ≈55.4°F

🌇 8:10 p.m.

Sat. May 23 🌓

🌅 5:41 a.m.

H: ≈78.4°F

L: ≈55.8°F

🌇 8:10 p.m.

Sun. May 24 Pentecost  

🌅 5:40 a.m.

H: ≈78.8°F

L: ≈56.1°F

🌇 8:11 p.m.

Mon. May 25 Memorial Day  

🌅 5:39 a.m.

H: ≈79.1°F

L: ≈56.5°F

🌇 8:12 p.m.

Tue. May 26  

🌅 5:39 a.m.

H: ≈79.5°F

L: ≈56.9°F

🌇 8:13 p.m.

Wed. May 27  

🌅 5:38 a.m.

H: ≈79.8°F

L: ≈57.2°F

🌇 8:14 p.m.

Thu. May 28  

🌅 5:38 a.m.

H: ≈80.1°F

L: ≈57.6°F

🌇 8:14 p.m.

Fri. May 29  

🌅 5:37 a.m.

H: ≈80.5°F

L: ≈57.9°F

🌇 8:15 p.m.

Sat. May 30  

🌅 5:37 a.m.

H: ≈80.8°F

L: ≈58.3°F

🌇 8:16 p.m.

Sun. May 31 🌕

🌅 5:36 a.m.

H: ≈81.1°F

L: ≈58.6°F

🌇 8:17 p.m.


Temperature climatic data from weather station: LEBANON (USC00114991)

Precipitation climatic data from weather station: LEBANON (USC00114991)

Agricultural climatic data from weather station: BELLEVILLE SIU RSCH (USW00013802)