Weather on December 31

Sioux Falls, SD

55 Years of Data

Avg High
24°F
Avg Low
6°F
Warmest
1991
35°F avg
Coldest
1973
-15°F avg

About This Date

December 31st in Sioux Falls, SD typically brings very cold winter weather, with average highs around 24°F and lows near 6°F. Over 55 years of records, the warmest December 31st was in 1991 (35°F average), while the coldest was 1973 (-15°F) — a 50°F range across recorded history. Precipitation has occurred on 15% of recorded December 31st dates, with snow falling 18% of the time (heaviest snowfall: 4.2"). The last decade has been 2.5°F warmer on this date compared to 20-30 years ago.

The last decade has been 2.5°F warmer on this date compared to 20-30 years ago.

Planning for December 31st in Sioux Falls, SD? Bundle up with warm layers and protect extremities from the cold.

Warming Trend
1.0°F per decade on this date
YearHighLowAvgPrecipSnow
202544°10°27°
202434°26°30°
202331°20°26°
202237°27°32°
202121°-4°
202027°17°
201927°16°22°
201833°17°0.15"1.1"
2017-9°-20°-14°0.03"0.1"
201634°19°27°
201522°-4°
201414°-11°
2013-4°0.13"0.6"
201220°11°
201139°31°35°0.15"0.1"
2010-5°0.58"3.4"
200910°-4°
200819°-5°
200720°-6°
200632°19°26°0.38"1.3"
200530°22°26°
200430°15°23°
200329°10°19°
200240°10°25°
200111°-2°
2000-7°
199953°14°34°
199813°-8°
199732°18°
199622°11°16°0.3"
199533°31°32°
199424°13°
199340°13°26°
1992-2°-14°-8°
1991warmest37°32°35°
199023°-2°11°
198927°10°18°
198841°11°26°
198718°-14°0.2"
198637°19°28°
198523°16°
1984
198327°13°20°
198225°16°
198120°-5°0.05"0.3"
198038°27°32°
197931°24°27°
1978-10°-3°
197719°-2°0.46"4.2"
1976-13°-4°
197529°27°28°
197436°12°24°
1973coldest-4°-26°-15°
197215°10°
197128°-3°13°
55 years of data from SIOUX FALLS

Browse Weather History

Weather data provided by NOAA Climate Data Online. Not for critical planning.