Keystone, SD 20 December Weather

Altitude - 1440m | 43°53′46″N,103°25′5″W | map (OSM)

Keystone, SD

°F

5:30 pmFair4mphS

Thu, December 18, 20256:05 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	31°	27°	26°	29°	34°	33°	26°	25°
wind	13mph	10mph	9mph	10mph	13mph	9mph	6mph	5mph
pressure in	24.85	24.89	24.95	25.03	25.08	25.11	25.12	25.14

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

temperature °F	22°	21°	19°	29°	40°	42°	37°	35°
wind	4mph	3mph	4mph	6mph	5mph	7mph	6mph	5mph
pressure in	25.34	25.29	25.23	25.26	25.23	25.20	25.21	25.25

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

temperature °F	34°	35°	33°	40°	50°	50°	38°	35°
wind	5mph	5mph	4mph	3mph	3mph	3mph	3mph	5mph
pressure in	25.01	25.02	25.04	25.12	25.17	25.16	25.10	25.09

* Keystone, 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 Keystone, 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.