Weather on August 18
Henderson, NV
55 Years of Data
Avg High
102°F
Avg Low
77°F
Warmest
2015
101°F avg
Coldest
1983
67°F avg
About This Date
August 18th in Henderson, NV typically brings hot summer weather, with average highs around 102°F and lows near 77°F — a 25°F daily swing. Over 55 years of records, the warmest August 18th was in 2015 (101°F average), while the coldest was 1983 (67°F) — a 34°F range across recorded history. Rain or other precipitation has occurred on about 15% of August 18th dates historically, with the wettest August 18th recording 1.27" of rain. The last decade has been 4.2°F warmer on this date compared to 20-30 years ago.
The last decade has been 4.2°F warmer on this date compared to 20-30 years ago.
Planning for August 18th in Henderson, NV? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
3.3°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 103° | 82° | 92° | — | — |
| 2024 | 109° | 90° | 99° | — | — |
| 2023 | 109° | 89° | 99° | — | — |
| 2022 | 109° | 78° | 94° | — | — |
| 2021 | 103° | 83° | 93° | — | — |
| 2020 | 113° | 88° | 100° | — | — |
| 2019 | 111° | 83° | 97° | — | — |
| 2018 | 106° | 86° | 96° | — | — |
| 2017 | 103° | 82° | 92° | — | — |
| 2016 | 109° | 83° | 96° | 0.05" | — |
| 2015warmest | 114° | 87° | 101° | — | — |
| 2014 | 112° | 79° | 95° | — | — |
| 2013 | 116° | 81° | 98° | 0.03" | — |
| 2012 | 100° | 83° | 91° | — | — |
| 2011 | 109° | 83° | 96° | — | — |
| 2010 | 108° | 80° | 94° | 0.15" | — |
| 2009 | 107° | 76° | 91° | — | — |
| 2008 | 107° | 86° | 97° | — | — |
| 2007 | 108° | 76° | 92° | 1.27" | — |
| 2006 | 103° | 75° | 89° | — | — |
| 2005 | 102° | 82° | 92° | — | — |
| 2004 | 103° | 83° | 93° | — | — |
| 2003 | 109° | 84° | 97° | — | — |
| 2002 | 110° | 83° | 96° | — | — |
| 2001 | 110° | 82° | 96° | — | — |
| 2000 | 104° | 74° | 89° | — | — |
| 1999 | 102° | 83° | 92° | — | — |
| 1998 | 97° | 76° | 86° | — | — |
| 1997 | 95° | 76° | 85° | — | — |
| 1996 | 102° | 79° | 90° | — | — |
| 1995 | 98° | 77° | 88° | — | — |
| 1994 | 99° | 79° | 89° | — | — |
| 1993 | 99° | 61° | 80° | — | — |
| 1992 | 109° | 84° | 97° | — | — |
| 1991 | 101° | 78° | 89° | — | — |
| 1990 | 97° | 75° | 86° | — | — |
| 1989 | 98° | 72° | 85° | — | — |
| 1988 | 104° | 71° | 88° | — | — |
| 1987 | 102° | 71° | 87° | — | — |
| 1986 | 101° | 68° | 84° | — | — |
| 1985 | 100° | 74° | 87° | — | — |
| 1984 | 88° | 72° | 80° | 0.13" | — |
| 1983coldest | 74° | 61° | 67° | 1.09" | — |
| 1982 | 102° | 72° | 87° | 0.05" | — |
| 1981 | 102° | 76° | 89° | — | — |
| 1980 | 96° | 68° | 82° | — | — |
| 1979 | 83° | 66° | 74° | 0.79" | — |
| 1978 | 95° | 70° | 82° | — | — |
| 1977 | 87° | 70° | 78° | — | — |
| 1976 | 93° | 63° | 78° | — | — |
| 1975 | 95° | 69° | 82° | — | — |
| 1974 | 102° | 73° | 88° | — | — |
| 1973 | 101° | 79° | 90° | — | — |
| 1972 | 93° | 74° | 83° | — | — |
| 1971 | 96° | 72° | 84° | — | — |
55 years of data from BOULDER CITY