Sinai, SD 21 December Weather

Altitude - 567m | 44°14′38″N,97°2′28″W | map (OSM)

Sinai, SD

°F

10:30 amCloudy36mphNW

Thu, December 18, 202511:14 AM (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	12°	11°	11°	16°	29°	32°	30°	30°
wind	5mph	4mph	6mph	9mph	13mph	14mph	13mph	14mph
pressure in	28.17	28.18	28.18	28.21	28.20	28.14	28.10	28.07

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

temperature °F	11°	9°	9°	11°	19°	24°	22°	20°
wind	7mph	9mph	10mph	14mph	16mph	15mph	10mph	12mph
pressure in	28.36	28.33	28.31	28.29	28.22	28.13	28.10	28.04

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

temperature °F	30°	28°	26°	28°	39°	44°	39°	36°
wind	9mph	8mph	8mph	9mph	12mph	10mph	7mph	5mph
pressure in	28.15	28.13	28.12	28.12	28.10	28.08	28.05	28.05

* Sinai, SD 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 Sinai, SD 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.