Dewey, SD 20 December Weather

Altitude - 1131m | 43°31′52″N,104°2′28″W | map (OSM)

Dewey, SD

°F

2:30 pmSunny8mphNW

Thu, December 18, 20253:11 PM (GMT -07:00)

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

temperature °F	34°	30°	28°	29°	34°	35°	28°	24°
wind	15mph	11mph	6mph	6mph	8mph	6mph	2mph	2mph
pressure in	25.88	25.94	26.00	26.06	26.09	26.13	26.13	26.14

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

temperature °F	21°	20°	15°	24°	34°	39°	32°	26°
wind	3mph	4mph	3mph	4mph	3mph	5mph	4mph	2mph
pressure in	26.39	26.34	26.27	26.29	26.26	26.23	26.19	26.21

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

temperature °F	32°	30°	29°	35°	45°	47°	38°	33°
wind	2mph	2mph	1mph	0mph	2mph	2mph	1mph	1mph
pressure in	25.99	25.99	26.02	26.09	26.13	26.11	26.07	26.08

* Dewey, SD 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 Dewey, SD 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.