Summum, IL 21 May Weather

Altitude - 182m | 40°16′5″N,90°16′41″W | map (OSM)

Summum, IL

°F

1:30 amRain10mphE

Tue, May 20, 20252:14 AM (GMT -05:00)

Wednesday May 21 2025	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	58°	56°	54°	55°	57°	59°	60°	53°
wind	9mph	10mph	11mph	18mph	20mph	20mph	17mph	10mph
pressure in	29.03	29.04	29.09	29.15	29.19	29.21	29.23	29.27

Tuesday May 21 2024	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	72°	69°	69°	77°	84°	88°	83°	74°
wind	5mph	6mph	7mph	13mph	18mph	21mph	23mph	16mph
pressure in	29.18	29.17	29.16	29.15	29.09	29.00	28.95	29.02

* Summum, IL weather for May 21 is prepared on the basis of GFS data and is intended for personal use in the "as is" (as is) format. You can see on this page Summum, IL Weather for May 21, as well as compare air temperature with the climate norm for this date. Perhaps you will be interested - for comparison, the actual weather on May 21 for previous years is presented.