Weather on May 20
Henderson, NV
55 Years of Data
Avg High
89°F
Avg Low
64°F
Warmest
2008
96°F avg
Coldest
1974
59°F avg
About This Date
May 20th in Henderson, NV typically brings warm spring weather, with average highs around 89°F and lows near 64°F — a 25°F daily swing. Over 55 years of records, the warmest May 20th was in 2008 (96°F average), while the coldest was 1974 (59°F) — a 37°F range across recorded history. Rain or other precipitation has occurred on about 2% of May 20th dates historically. The last decade has been 1.0°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.0°F cooler on this date compared to 20-30 years ago.
Planning for May 20th in Henderson, NV? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
1.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 87° | 69° | 78° | — | — |
| 2024 | 88° | 68° | 78° | — | — |
| 2023 | 98° | 74° | 86° | — | — |
| 2022 | 82° | 65° | 73° | — | — |
| 2021 | 99° | 55° | 77° | — | — |
| 2020 | 79° | 57° | 68° | — | — |
| 2019 | 78° | 56° | 67° | — | — |
| 2018 | 94° | 67° | 80° | — | — |
| 2017 | 82° | 64° | 73° | — | — |
| 2016 | 96° | 75° | 86° | — | — |
| 2015 | 86° | 67° | 76° | — | — |
| 2014 | 98° | 62° | 80° | — | — |
| 2013 | — | 67° | — | — | — |
| 2012 | 97° | 69° | 83° | — | — |
| 2011 | 85° | 59° | 72° | — | — |
| 2010 | 90° | 67° | 78° | — | — |
| 2009 | 106° | 79° | 92° | — | — |
| 2008warmest | 110° | 82° | 96° | — | — |
| 2007 | 104° | 78° | 91° | — | — |
| 2006 | 106° | 82° | 94° | — | — |
| 2005 | 102° | 65° | 83° | — | — |
| 2004 | 88° | 63° | 75° | — | — |
| 2003 | 98° | 69° | 84° | — | — |
| 2002 | 76° | 54° | 65° | — | — |
| 2001 | 98° | 69° | 84° | — | — |
| 2000 | 88° | 72° | 80° | — | — |
| 1999 | 89° | 67° | 78° | — | — |
| 1998 | 88° | 63° | 75° | — | — |
| 1997 | 89° | 70° | 79° | — | — |
| 1996 | 85° | 61° | 73° | — | — |
| 1995 | 90° | 68° | 79° | — | — |
| 1994 | 80° | 54° | 67° | — | — |
| 1993 | 95° | 70° | 82° | — | — |
| 1992 | 92° | 64° | 78° | — | — |
| 1991 | 82° | 56° | 69° | — | — |
| 1990 | 84° | 56° | 70° | — | — |
| 1989 | 94° | 52° | 73° | — | — |
| 1988 | 86° | 63° | 74° | — | — |
| 1987 | 80° | 56° | 68° | — | — |
| 1986 | 97° | 71° | 84° | — | — |
| 1985 | 90° | 63° | 76° | — | — |
| 1984 | 97° | 70° | 83° | — | — |
| 1983 | 83° | 61° | 72° | — | — |
| 1982 | 84° | 65° | 74° | — | — |
| 1981 | 70° | 51° | 60° | 0.23" | — |
| 1980 | 92° | 66° | 79° | — | — |
| 1979 | 89° | 61° | 75° | — | — |
| 1978 | 88° | 65° | 76° | — | — |
| 1977 | 75° | 58° | 66° | — | — |
| 1976 | 90° | 66° | 78° | — | — |
| 1975 | 85° | 60° | 72° | — | — |
| 1974coldest | 70° | 49° | 59° | — | — |
| 1973 | 95° | 68° | 82° | — | — |
| 1972 | 76° | 49° | 62° | — | — |
| 1971 | 87° | 58° | 72° | — | — |
55 years of data from BOULDER CITY