Union, IL 20 December Weather

Altitude - 149m | 40°23′28″N,89°48′36″W | map (OSM)

Union, IL

°F

3 pmMostly Cloudy6mphSW

Thu, December 18, 20253:32 PM (GMT -06:00)

Saturday Dec 20 2025	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	30°	32°	34°	38°	43°	42°	36°	31°
wind	12mph	13mph	12mph	13mph	11mph	10mph	8mph	8mph
pressure in	29.35	29.28	29.22	29.21	29.22	29.30	29.45	29.58

Friday Dec 20 2024	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	30°	29°	29°	29°	31°	31°	28°	26°
wind	16mph	17mph	20mph	21mph	18mph	14mph	8mph	6mph
pressure in	29.49	29.51	29.59	29.70	29.77	29.82	29.87	29.90

Wednesday Dec 20 2023	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	30°	29°	28°	32°	43°	46°	39°	37°
wind	7mph	7mph	6mph	7mph	7mph	6mph	4mph	4mph
pressure in	29.71	29.71	29.73	29.76	29.75	29.73	29.75	29.78

* Union, IL weather for December 20 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 Union, IL Weather for December 20, as well as compare air temperature with the climate norm for this date. Perhaps you will be interested - for comparison, the actual weather on December 20 for previous years is presented.