Casper, WY 20 December Weather

Altitude - 1557m | 42°52′1″N,106°18′47″W | map (OSM)

Casper, WY

°F

2 pmSunny24mphSW

Thu, December 11, 20252:35 PM (GMT -07:00)

Climatic norm in Casper, WY Dec 20

13°
23°
34°

minimum
average
maximum

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

temperature °F	37°	37°	37°	40°	45°	46°	39°	37°
wind	17mph	16mph	15mph	16mph	19mph	17mph	15mph	15mph
pressure in	24.63	24.66	24.68	24.72	24.73	24.70	24.69	24.71

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

temperature °F	29°	32°	34°	38°	48°	51°	40°	36°
wind	14mph	17mph	18mph	21mph	23mph	15mph	11mph	12mph
pressure in	24.94	24.94	24.93	24.96	24.97	24.95	24.92	24.94

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

temperature °F	37°	37°	36°	40°	52°	50°	41°	38°
wind	12mph	12mph	12mph	14mph	20mph	14mph	10mph	11mph
pressure in	24.72	24.73	24.76	24.81	24.86	24.81	24.79	24.80

Tuesday Dec 20 2022	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	21°	21°	21°	24°	30°	30°	26°	27°
wind	15mph	17mph	16mph	14mph	18mph	20mph	19mph	21mph
pressure in	24.93	24.93	24.94	24.98	24.94	24.85	24.79	24.74

Monday Dec 20 2021	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	33°	32°	29°	26°	38°	41°	37°	37°
wind	20mph	17mph	10mph	9mph	21mph	23mph	24mph	26mph
pressure in	24.78	24.79	24.82	24.84	24.83	24.79	24.78	24.77

Sunday Dec 20 2020	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	25°	27°	29°	32°	36°	38°	37°	37°
wind	14mph	20mph	25mph	31mph	31mph	27mph	23mph	21mph
pressure in	24.86	24.83	24.78	24.76	24.73	24.72	24.74	24.79

Friday Dec 20 2019	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	22°	22°	23°	28°	32°	33°	32°	32°
wind	18mph	21mph	24mph	26mph	27mph	23mph	22mph	23mph
pressure in	24.90	24.90	24.92	24.98	24.98	24.96	24.99	25.00

Thursday Dec 20 2018	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	25°	24°	24°	30°	38°	39°	35°	36°
wind	10mph	9mph	12mph	19mph	22mph	20mph	19mph	21mph
pressure in	24.93	24.92	24.93	24.98	24.96	24.88	24.79	24.72

* Casper, WY 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 Casper, WY 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.