Weather on August 9
Henderson, NV
55 Years of Data
Avg High
104°F
Avg Low
80°F
Warmest
2025
104°F avg
Coldest
2009
84°F avg
About This Date
August 9th in Henderson, NV typically brings hot summer weather, with average highs around 104°F and lows near 80°F. Over 55 years of records, the warmest August 9th was in 2025 (104°F average), while the coldest was 2009 (84°F) — a 20°F range across recorded history. Rain or other precipitation has occurred on about 4% of August 9th dates historically, with the wettest August 9th recording 0.97" of rain. The last decade has been 4.8°F warmer on this date compared to 20-30 years ago.
The last decade has been 4.8°F warmer on this date compared to 20-30 years ago.
Planning for August 9th in Henderson, NV? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.8°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025warmest | 114° | 93° | 104° | — | — |
| 2024 | 103° | 83° | 93° | — | — |
| 2023 | 108° | 88° | 98° | — | — |
| 2022 | 101° | 79° | 90° | — | — |
| 2021 | 111° | 83° | 97° | — | — |
| 2020 | 104° | 72° | 88° | — | — |
| 2019 | 104° | 84° | 94° | — | — |
| 2018 | 106° | 87° | 96° | — | — |
| 2017 | 107° | 87° | 97° | — | — |
| 2016 | 109° | 85° | 97° | — | — |
| 2015 | 102° | 78° | 90° | — | — |
| 2014 | 105° | 77° | 91° | — | — |
| 2013 | 101° | 75° | 88° | — | — |
| 2012 | 112° | 87° | 99° | — | — |
| 2011 | 107° | 78° | 93° | — | — |
| 2010 | 98° | 72° | 85° | — | — |
| 2009coldest | 97° | 72° | 84° | — | — |
| 2008 | 103° | 80° | 91° | — | — |
| 2007 | 104° | 80° | 92° | — | — |
| 2006 | 108° | 86° | 97° | — | — |
| 2005 | 97° | 86° | 91° | — | — |
| 2004 | 110° | 83° | 96° | — | — |
| 2003 | 108° | 83° | 95° | — | — |
| 2002 | 98° | 74° | 86° | — | — |
| 2001 | 101° | 79° | 90° | 0.03" | — |
| 2000 | 100° | 81° | 90° | — | — |
| 1999 | 99° | 75° | 87° | — | — |
| 1998 | 100° | 83° | 91° | — | — |
| 1997 | 101° | 72° | 86° | — | — |
| 1996 | 105° | 83° | 94° | — | — |
| 1995 | 108° | 86° | 97° | — | — |
| 1994 | 93° | 77° | 85° | — | — |
| 1993 | 99° | 79° | 89° | — | — |
| 1992 | 103° | 77° | 90° | — | — |
| 1991 | 106° | 78° | 92° | — | — |
| 1990 | 106° | 83° | 94° | — | — |
| 1989 | 100° | 87° | 94° | 0.97" | — |
| 1988 | 99° | 73° | 86° | — | — |
| 1987 | 99° | 80° | 89° | — | — |
| 1986 | 104° | 80° | 92° | — | — |
| 1985 | 101° | 76° | 88° | — | — |
| 1984 | 109° | 77° | 93° | — | — |
| 1983 | 103° | 73° | 88° | — | — |
| 1982 | 104° | 77° | 91° | — | — |
| 1981 | 105° | 83° | 94° | — | — |
| 1980 | 109° | 84° | 97° | — | — |
| 1979 | 108° | 76° | 92° | — | — |
| 1978 | 107° | 82° | 95° | — | — |
| 1977 | 106° | 78° | 92° | — | — |
| 1976 | 102° | 68° | 85° | — | — |
| 1975 | 108° | 82° | 95° | — | — |
| 1974 | 98° | 74° | 86° | — | — |
| 1973 | 103° | 73° | 88° | — | — |
| 1972 | 106° | 76° | 91° | — | — |
| 1971 | 102° | 79° | 90° | — | — |
55 years of data from BOULDER CITY