Weather on May 20
Denver, CO
55 Years of Data
About This Date
May 20th in Denver, CO typically brings pleasant spring weather, with average highs around 73°F and lows near 45°F — a 28°F daily swing. Over 56 years of records, the warmest May 20th was in 2006 (76°F average), while the coldest was 2017 (37°F) — a 39°F range across recorded history. Precipitation has occurred on 36% of recorded May 20th dates, with snow falling 2% of the time (heaviest snowfall: 1.5"). The last decade has been 4.8°F cooler on this date compared to 20-30 years ago.
The last decade has been 4.8°F cooler on this date compared to 20-30 years ago.
Planning for May 20th in Denver, CO? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 53° | 35° | 44° | 0.05" | — |
| 2025 | 70° | 39° | 54° | — | — |
| 2024 | 86° | 45° | 65° | — | — |
| 2023 | 53° | 45° | 49° | 0.05" | — |
| 2022 | 92° | 35° | 63° | 0.08" | — |
| 2021 | 75° | — | — | — | — |
| 2020 | 91° | 52° | 71° | — | — |
| 2019 | 57° | 37° | 47° | — | — |
| 2018 | 72° | 42° | 57° | 0.18" | — |
| 2017coldest | 43° | 32° | 37° | 0.08" | — |
| 2016 | 77° | 49° | 63° | — | — |
| 2015 | 43° | 34° | 38° | — | — |
| 2014 | 79° | 56° | 67° | — | — |
| 2013 | 73° | 47° | 60° | 0.1" | — |
| 2012 | 58° | 38° | 48° | 0.3" | — |
| 2011 | 44° | 37° | 41° | 1.7" | — |
| 2010 | 71° | 47° | 59° | 0.41" | — |
| 2009 | 91° | 58° | 74° | — | — |
| 2008 | 91° | 49° | 70° | — | — |
| 2007 | 85° | 48° | 66° | — | — |
| 2006warmest | 93° | 59° | 76° | — | — |
| 2005 | 88° | 51° | 69° | — | — |
| 2004 | 86° | 48° | 67° | — | — |
| 2003 | 65° | 41° | 53° | — | — |
| 2002 | 60° | 46° | 53° | 0.08" | — |
| 2001 | 79° | 31° | 55° | 0.64" | 1.5" |
| 2000 | 71° | 49° | 60° | — | — |
| 1999 | 71° | 51° | 61° | 0.1" | — |
| 1998 | 84° | 49° | 66° | — | — |
| 1997 | 79° | 43° | 61° | — | — |
| 1996 | 65° | 42° | 53° | — | — |
| 1995 | 65° | 44° | 54° | 0.1" | — |
| 1994 | 82° | 56° | 69° | — | — |
| 1993 | 80° | 43° | 61° | — | — |
| 1992 | 84° | 53° | 69° | — | — |
| 1991 | 76° | 52° | 64° | 0.03" | — |
| 1990 | 71° | 46° | 59° | — | — |
| 1989 | 81° | 50° | 65° | — | — |
| 1988 | 49° | 39° | 44° | 1.35" | — |
| 1987 | 63° | 46° | 54° | 0.99" | — |
| 1986 | 81° | 47° | 64° | — | — |
| 1985 | 61° | 45° | 53° | 0.08" | — |
| 1984 | 87° | 50° | 69° | — | — |
| 1983 | 57° | 41° | 49° | 0.23" | — |
| 1982 | 68° | 46° | 57° | — | — |
| 1981 | 72° | 43° | 57° | — | — |
| 1980 | 75° | 50° | 63° | — | — |
| 1979 | 56° | 42° | 49° | 0.46" | — |
| 1978 | 75° | 45° | 60° | — | — |
| 1977 | 63° | 45° | 54° | 0.13" | — |
| 1976 | 79° | 47° | 63° | — | — |
| 1975 | 73° | 42° | 58° | — | — |
| 1974 | 85° | 49° | 67° | — | — |
| 1973 | 83° | 51° | 67° | — | — |
| 1972 | 84° | 46° | 65° | — | — |
| 1971 | 73° | 39° | 56° | — | — |
Denver, CO Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Denver, CO Monthly Precipitation
Average rainfall and snowfall per month, in inches.
Denver, CO 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 Denver, CO
Denver, CO has no months that meet our "pleasant" threshold — every season has tradeoffs.