Weather on December 31

Salt Lake City, UT

55 Years of Data

Avg High
34°F
Avg Low
20°F
Warmest
1996
54°F avg
Coldest
1990
8°F avg

About This Date

December 31st in Salt Lake City, UT typically brings cold winter weather, with average highs around 34°F and lows near 20°F. Over 55 years of records, the warmest December 31st was in 1996 (54°F average), while the coldest was 1990 (8°F) — a 46°F range across recorded history. Precipitation has occurred on 27% of recorded December 31st dates, with snow falling 22% of the time (heaviest snowfall: 3.6"). The last decade has been 4.1°F cooler on this date compared to 20-30 years ago.

The last decade has been 4.1°F cooler on this date compared to 20-30 years ago.

Planning for December 31st in Salt Lake City, UT? Bundle up with warm layers and protect extremities from the cold. Check road conditions if traveling, as snow is possible.

Warming Trend
0.8°F per decade on this date
YearHighLowAvgPrecipSnow
202541°25°33°
202438°23°31°
202345°26°36°
202247°37°42°0.64"
202133°14°24°0.51"3.6"
202034°26°30°
201933°27°30°
201829°13°21°
201740°25°33°
201624°19°22°
201520°12°
201420°11°
201336°19°28°
201225°12°18°0.03"0.3"
201141°24°33°
201018°11°0.13"0.6"
200933°21°27°0.03"0.2"
200836°13°24°
200728°12°20°
200631°19°25°
200550°38°44°0.43"
200451°32°42°0.13"0.2"
200339°27°33°
200241°32°37°0.58"0.8"
200134°20°27°0.28"1.1"
200026°19°23°0.03"0.4"
199931°20°25°
199841°33°37°0.74"
199730°12°21°
1996warmest62°47°54°
199547°32°39°0.13"
199429°17°23°
199342°18°30°
199231°12°21°
199134°30°32°0.13"2.2"
1990coldest23°-7°
198942°20°31°
198830°18°0.2"
198729°17°23°0.1"
198631°23°27°
198536°28°32°
198442°32°37°
198335°31°33°0.64"1.3"
198228°11°19°
198135°27°31°
198031°23°27°
197937°24°31°
197818°10°
197741°25°33°0.03"
197638°11°24°
197525°16°
197429°13°21°
197330°11°20°
197228°17°23°
197134°15°24°
55 years of data from SALT LAKE CITY SUB SEW

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