Grafton, IL 15 May Weather

Altitude - 158m | 38°58′12″N,90°25′55″W | map (OSM)

Grafton, IL

°F

4 amFair3mphNE

Mon, May 12, 20254:31 AM (GMT -05:00)

Climatic norm in Grafton, IL May 15

55°
65°
76°

minimum
average
maximum

Thursday May 15 2025	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	71°	69°	68°	75°	83°	85°	83°	75°
wind	8mph	8mph	8mph	12mph	15mph	15mph	14mph	10mph
pressure in	29.07	29.04	29.02	29.02	29.01	29.00	29.02	29.09

Wednesday May 15 2024	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	62°	59°	57°	61°	67°	73°	73°	66°
wind	7mph	7mph	8mph	9mph	9mph	7mph	6mph	3mph
pressure in	29.17	29.19	29.24	29.28	29.29	29.28	29.26	29.28

* Grafton, IL weather for May 15 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 Grafton, IL Weather for May 15, 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 15 for previous years is presented.