Weather on November 18
Allentown, PA
55 Years of Data
About This Date
November 18th in Allentown, PA typically brings cool fall weather, with average highs around 50°F and lows near 31°F. Over 55 years of records, the warmest November 18th was in 1975 (55°F average), while the coldest was 2020 (28°F) — a 27°F range across recorded history. Precipitation has occurred on 25% of recorded November 18th dates, with snow falling 4% of the time (heaviest snowfall: 2.2"). The last decade has been 3.2°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.2°F warmer on this date compared to 20-30 years ago.
Planning for November 18th in Allentown, PA? Bring layers as temperatures can vary throughout the day.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 46° | 32° | 39° | — | — |
| 2024 | 64° | 37° | 51° | — | — |
| 2023 | 55° | 28° | 42° | — | — |
| 2022 | 42° | 28° | 35° | — | — |
| 2021 | 69° | 32° | 51° | 0.3" | — |
| 2020coldest | 35° | 21° | 28° | — | — |
| 2019 | 44° | 35° | 40° | 0.03" | — |
| 2018 | 42° | 34° | 38° | — | — |
| 2017 | 47° | 26° | 37° | 0.91" | — |
| 2016 | 70° | 33° | 51° | — | — |
| 2015 | 58° | 33° | 45° | — | — |
| 2014 | 38° | 19° | 29° | — | — |
| 2013 | 63° | 47° | 55° | 0.58" | — |
| 2012 | 49° | 25° | 37° | — | — |
| 2011 | 45° | 28° | 36° | — | — |
| 2010 | 53° | 34° | 43° | 0.05" | — |
| 2009 | 56° | 35° | 45° | — | — |
| 2008 | 37° | 24° | 31° | — | — |
| 2007 | 38° | 33° | 35° | 1.22" | 2.2" |
| 2006 | 46° | 34° | 40° | — | — |
| 2005 | 38° | 25° | 31° | — | — |
| 2004 | 58° | 42° | 50° | — | — |
| 2003 | 55° | 38° | 46° | — | — |
| 2002 | 46° | 31° | 38° | 0.15" | — |
| 2001 | 52° | 27° | 39° | — | — |
| 2000 | 43° | 26° | 34° | — | — |
| 1999 | 49° | 20° | 34° | — | — |
| 1998 | 50° | 30° | 40° | — | — |
| 1997 | 41° | 18° | 29° | — | — |
| 1996 | 54° | 25° | 39° | 0.33" | — |
| 1995 | 42° | 25° | 33° | — | — |
| 1994 | 56° | 49° | 52° | 0.05" | — |
| 1993 | 56° | 36° | 46° | — | — |
| 1992 | 41° | 36° | 38° | — | — |
| 1991 | 53° | 24° | 39° | — | — |
| 1990 | 45° | 26° | 35° | — | — |
| 1989 | 45° | 23° | 34° | — | — |
| 1988 | 51° | 34° | 42° | — | — |
| 1987 | 63° | 43° | 53° | 0.89" | — |
| 1986 | 48° | 33° | 41° | 2.69" | 0.4" |
| 1985 | 57° | 30° | 44° | — | — |
| 1984 | 45° | 32° | 38° | 0.38" | — |
| 1983 | 50° | 28° | 39° | — | — |
| 1982 | 52° | 30° | 41° | — | — |
| 1981 | 53° | 44° | 49° | — | — |
| 1980 | 37° | 32° | 35° | 0.89" | — |
| 1979 | 64° | 41° | 53° | — | — |
| 1978 | 65° | 41° | 53° | 0.46" | — |
| 1977 | 48° | 37° | 43° | — | — |
| 1976 | 51° | 29° | 40° | — | — |
| 1975warmest | 68° | 41° | 55° | — | — |
| 1974 | 53° | 29° | 41° | — | — |
| 1973 | 45° | 27° | 36° | — | — |
| 1972 | 46° | 24° | 35° | — | — |
| 1971 | 60° | 30° | 45° | — | — |
Allentown, PA Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Allentown, PA Monthly Precipitation
Average rainfall and snowfall per month, in inches.
Allentown, PA Daily Temperature Calendar
Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.
Best Time to Visit Allentown, PA
Allentown, PA has no months that meet our "pleasant" threshold — every season has tradeoffs.