Union, IA 21 December Weather

Altitude - 298m | 42°14′46″N,93°3′54″W | map (OSM)

Union, IA

°F

2 pmSunny10mphSE

Wed, December 17, 20252:43 PM (GMT -06:00)

Sunday Dec 21 2025	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	21°	17°	14°	16°	25°	30°	27°	30°
wind	10mph	8mph	5mph	4mph	6mph	8mph	10mph	13mph
pressure in	29.13	29.18	29.22	29.29	29.30	29.27	29.26	29.24

Saturday Dec 21 2024	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	15°	14°	11°	13°	22°	26°	23°	22°
wind	6mph	4mph	3mph	3mph	7mph	9mph	8mph	11mph
pressure in	29.39	29.40	29.40	29.42	29.37	29.29	29.26	29.22

Thursday Dec 21 2023	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	32°	33°	34°	36°	39°	43°	42°	42°
wind	8mph	8mph	8mph	8mph	7mph	7mph	6mph	5mph
pressure in	29.17	29.16	29.17	29.18	29.15	29.11	29.10	29.09

* Union, IA weather for December 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 Union, IA Weather for December 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 December 21 for previous years is presented.