Weather on August 12
Allentown, PA
55 Years of Data
Avg High
83°F
Avg Low
63°F
Warmest
1988
83°F avg
Coldest
1979
59°F avg
About This Date
August 12th in Allentown, PA typically brings warm summer weather, with average highs around 83°F and lows near 63°F. Over 55 years of records, the warmest August 12th was in 1988 (83°F average), while the coldest was 1979 (59°F) — a 24°F range across recorded history. Rain or other precipitation has occurred on about 44% of August 12th dates historically, with the wettest August 12th recording 4.72" of rain. 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 12th in Allentown, PA? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.
Warming Trend
0.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 92° | 62° | 77° | — | — |
| 2024 | 80° | 56° | 68° | — | — |
| 2023 | 87° | 60° | 74° | 0.86" | — |
| 2022 | 84° | 62° | 73° | — | — |
| 2021 | 94° | 69° | 81° | — | — |
| 2020 | 90° | 72° | 81° | 0.18" | — |
| 2019 | 87° | 58° | 72° | — | — |
| 2018 | 86° | 70° | 78° | — | — |
| 2017 | 83° | 66° | 74° | 0.05" | — |
| 2016 | 94° | 73° | 83° | 0.61" | — |
| 2015 | 82° | 61° | 71° | — | — |
| 2014 | 75° | 69° | 72° | 1.07" | — |
| 2013 | 83° | 66° | 74° | 1.27" | — |
| 2012 | 82° | 63° | 72° | — | — |
| 2011 | 83° | 53° | 68° | — | — |
| 2010 | 79° | 66° | 72° | 0.64" | — |
| 2009 | 86° | 68° | 77° | 0.79" | — |
| 2008 | 79° | 54° | 66° | — | — |
| 2007 | 88° | 60° | 74° | — | — |
| 2006 | 79° | 51° | 65° | — | — |
| 2005 | 93° | 66° | 80° | — | — |
| 2004 | 83° | 66° | 74° | 0.99" | — |
| 2003 | 86° | 71° | 79° | — | — |
| 2002 | 96° | 63° | 79° | — | — |
| 2001 | 79° | 69° | 74° | 0.3" | — |
| 2000 | 76° | 63° | 69° | 0.61" | — |
| 1999 | 93° | 62° | 78° | — | — |
| 1998 | 82° | 64° | 73° | — | — |
| 1997 | 80° | 67° | 73° | 0.05" | — |
| 1996 | 68° | 58° | 63° | 0.61" | — |
| 1995 | 89° | 68° | 79° | 0.03" | — |
| 1994 | 78° | 65° | 71° | — | — |
| 1993 | 83° | 65° | 74° | 0.08" | — |
| 1992 | 79° | 61° | 70° | — | — |
| 1991 | 82° | 59° | 71° | — | — |
| 1990 | 87° | 64° | 76° | — | — |
| 1989 | 71° | 61° | 66° | 0.84" | — |
| 1988warmest | 92° | 75° | 83° | — | — |
| 1987 | 80° | 60° | 70° | — | — |
| 1986 | 74° | 59° | 66° | — | — |
| 1985 | 84° | 59° | 72° | — | — |
| 1984 | 82° | 73° | 78° | 0.74" | — |
| 1983 | 77° | 60° | 69° | 0.15" | — |
| 1982 | 76° | 58° | 67° | 0.15" | — |
| 1981 | 79° | 66° | 72° | 0.13" | — |
| 1980 | 87° | 70° | 78° | 0.05" | — |
| 1979coldest | 61° | 57° | 59° | 2.67" | — |
| 1978 | 83° | 69° | 76° | 4.72" | — |
| 1977 | 83° | 71° | 77° | — | — |
| 1976 | 87° | 62° | 75° | — | — |
| 1975 | 87° | 66° | 77° | — | — |
| 1974 | 80° | 54° | 67° | — | — |
| 1973 | 86° | 68° | 77° | 0.13" | — |
| 1972 | 79° | 55° | 67° | — | — |
| 1971 | 77° | 56° | 66° | — | — |
55 years of data from ALLENTOWN LEHIGH VLY INTL AP