Casper South, WY 21 December Weather

Altitude - 1947m | 42°36′29″N,106°21′58″W | map (OSM)

Casper South, WY

°F

11:30 pmClear17mphNW

Thu, December 18, 202512:02 AM (GMT -07:00)

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

temperature °F	29°	31°	34°	38°	46°	50°	46°	45°
wind	10mph	11mph	11mph	12mph	17mph	18mph	17mph	19mph
pressure in	23.60	23.58	23.58	23.59	23.58	23.57	23.55	23.55

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

temperature °F	36°	35°	36°	40°	51°	53°	44°	41°
wind	10mph	10mph	13mph	17mph	21mph	16mph	14mph	16mph
pressure in	23.78	23.77	23.78	23.80	23.79	23.74	23.66	23.64

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

temperature °F	38°	37°	36°	39°	48°	49°	39°	35°
wind	11mph	11mph	11mph	13mph	16mph	14mph	10mph	11mph
pressure in	23.66	23.68	23.70	23.76	23.79	23.77	23.72	23.71

* Casper South, WY 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 Casper South, WY 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.