Weather on August 18
Hesperia, CA
55 Years of Data
Avg High
95°F
Avg Low
62°F
Warmest
2001
88°F avg
Coldest
1993
65°F avg
About This Date
August 18th in Hesperia, CA typically brings hot summer weather, with average highs around 95°F and lows near 62°F — a 33°F daily swing. Over 52 years of records, the warmest August 18th was in 2001 (88°F average), while the coldest was 1993 (65°F) — a 23°F range across recorded history. Rain or other precipitation has occurred on about 4% of August 18th dates historically. The last decade has been 1.9°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.9°F warmer on this date compared to 20-30 years ago.
Planning for August 18th in Hesperia, CA? 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 | 99° | 64° | 82° | — | — |
| 2021 | 93° | 64° | 79° | — | — |
| 2020 | 100° | 76° | 88° | — | — |
| 2019 | 90° | 63° | 76° | — | — |
| 2018 | 100° | 69° | 85° | — | — |
| 2017 | 100° | 65° | 82° | — | — |
| 2016 | 97° | 75° | 86° | — | — |
| 2015 | 98° | 71° | 85° | — | — |
| 2014 | 99° | 66° | 82° | — | — |
| 2013 | 100° | 66° | 83° | — | — |
| 2012 | 96° | 70° | 83° | — | — |
| 2011 | 97° | 62° | 79° | — | — |
| 2010 | 94° | 71° | 82° | — | — |
| 2009 | 100° | 59° | 80° | — | — |
| 2008 | 92° | 66° | 79° | — | — |
| 2007 | 101° | 68° | 84° | — | — |
| 2006 | 92° | 56° | 74° | — | — |
| 2005 | 95° | 58° | 76° | — | — |
| 2004 | 99° | 62° | 80° | — | — |
| 2003 | 106° | 66° | 86° | — | — |
| 2002 | 110° | 62° | 86° | — | — |
| 2001warmest | 108° | 69° | 88° | — | — |
| 2000 | 86° | 64° | 75° | — | — |
| 1999 | 104° | 65° | 84° | — | — |
| 1998 | 90° | 60° | 75° | — | — |
| 1997 | 91° | 56° | 73° | — | — |
| 1996 | 102° | 66° | 84° | — | — |
| 1995 | 94° | 58° | 76° | — | — |
| 1994 | 94° | 67° | 80° | — | — |
| 1993coldest | 80° | 50° | 65° | — | — |
| 1992 | 103° | 64° | 83° | — | — |
| 1991 | 97° | 57° | 77° | — | — |
| 1990 | 92° | 57° | 74° | — | — |
| 1989 | 90° | 56° | 73° | — | — |
| 1988 | 102° | 58° | 80° | — | — |
| 1987 | 99° | 57° | 78° | — | — |
| 1986 | 101° | 69° | 85° | — | — |
| 1985 | 90° | 50° | 70° | — | — |
| 1984 | 95° | 69° | 82° | — | — |
| 1983 | 83° | 66° | 74° | 0.15" | — |
| 1982 | 92° | 64° | 78° | — | — |
| 1981 | 102° | 60° | 81° | — | — |
| 1980 | 90° | 56° | 73° | — | — |
| 1979 | 89° | 59° | 74° | — | — |
| 1978 | 87° | 48° | 68° | — | — |
| 1977 | 76° | 66° | 71° | 0.2" | — |
| 1976 | 78° | 53° | 66° | — | — |
| 1975 | 91° | 62° | 77° | — | — |
| 1974 | 99° | 55° | 77° | — | — |
| 1973 | 101° | 67° | 84° | — | — |
| 1972 | 91° | 56° | 73° | — | — |
| 1971 | 103° | 62° | 82° | — | — |
52 years of data from HESPERIA 2E