Weather on December 20
Las Vegas, NV
55 Years of Data
About This Date
December 20th in Las Vegas, NV typically brings cool winter weather, with average highs around 59°F and lows near 33°F — a 26°F daily swing. Over 55 years of records, the warmest December 20th was in 2010 (56°F average), while the coldest was 1992 (37°F) — a 19°F range across recorded history. Rain or other precipitation has occurred on about 5% of December 20th dates historically, with the wettest December 20th recording 0.61" of rain. The last decade has been 2.2°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.2°F warmer on this date compared to 20-30 years ago.
Planning for December 20th in Las Vegas, NV? Bring layers as temperatures can vary throughout the day.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 64° | 43° | 53° | — | — |
| 2024 | 68° | 43° | 55° | — | — |
| 2023 | 68° | 45° | 56° | — | — |
| 2022 | 57° | 36° | 46° | — | — |
| 2021 | 55° | 32° | 44° | — | — |
| 2020 | 63° | 36° | 49° | — | — |
| 2019 | 57° | 35° | 46° | — | — |
| 2018 | 62° | 39° | 51° | — | — |
| 2017 | 70° | 41° | 55° | — | — |
| 2016 | 56° | 28° | 42° | — | — |
| 2015 | 59° | — | — | — | — |
| 2014 | 57° | 40° | 48° | — | — |
| 2013 | 56° | 45° | 50° | — | — |
| 2012 | 46° | 28° | 37° | — | — |
| 2011 | 54° | 36° | 45° | — | — |
| 2010warmest | 64° | 49° | 56° | 0.05" | — |
| 2009 | 51° | 35° | 43° | — | — |
| 2008 | 46° | 31° | 39° | — | — |
| 2007 | 62° | 40° | 51° | — | — |
| 2006 | 50° | 30° | 40° | — | — |
| 2005 | 56° | 38° | 47° | — | — |
| 2004 | 64° | 37° | 51° | — | — |
| 2003 | 61° | 35° | 48° | — | — |
| 2002 | 54° | 31° | 42° | — | — |
| 2001 | 58° | 34° | 46° | — | — |
| 2000 | 59° | 30° | 45° | — | — |
| 1999 | 66° | 45° | 55° | — | — |
| 1998 | 64° | 44° | 54° | — | — |
| 1997 | 56° | 35° | 45° | — | — |
| 1996 | 55° | 28° | 42° | — | — |
| 1995 | 58° | 33° | 45° | — | — |
| 1994 | 65° | 33° | 49° | — | — |
| 1993 | 55° | 33° | 44° | — | — |
| 1992coldest | 47° | 27° | 37° | — | — |
| 1991 | 56° | 44° | 50° | — | — |
| 1990 | 55° | 32° | 44° | — | — |
| 1989 | 57° | 30° | 44° | — | — |
| 1988 | 56° | 28° | 42° | — | — |
| 1987 | 45° | 31° | 38° | 0.61" | — |
| 1986 | 60° | — | — | 0.15" | — |
| 1985 | 67° | 29° | 48° | — | — |
| 1984 | 52° | 34° | 43° | — | — |
| 1983 | 71° | 36° | 53° | — | — |
| 1982 | 55° | 24° | 40° | — | — |
| 1981 | 71° | 29° | 50° | — | — |
| 1980 | 70° | 27° | 48° | — | — |
| 1979 | 66° | 29° | 47° | — | — |
| 1978 | 54° | 30° | 42° | — | — |
| 1977 | 51° | 27° | 39° | — | — |
| 1976 | 65° | 18° | 41° | — | — |
| 1975 | 61° | 26° | 43° | — | — |
| 1974 | 62° | 26° | 44° | — | — |
| 1973 | 60° | 21° | 41° | — | — |
| 1972 | 73° | 27° | 50° | — | — |
| 1971 | 58° | 19° | 38° | — | — |
Las Vegas, NV Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Las Vegas, NV Monthly Precipitation
Average rainfall and snowfall per month, in inches.
Las Vegas, NV Daily Temperature Calendar
Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.
Best Time to Visit Las Vegas, NV
Las Vegas, NV has no months that meet our "pleasant" threshold — every season has tradeoffs.