Weather information for the Allentown area is provided below. Average temperatures, climate details and current forecasts are included!
Climate
Monthly average temperatures and precipitation for Allentown are shown below.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Avg. High | 34° | 37° | 48° | 60° | 71° | 80° | 84° | 82° | 75° | 64° | 51° | 38° |
| Avg. Low | 18° | 20° | 28° | 38° | 48° | 58° | 64° | 62° | 54° | 42° | 34° | 24° |
| Daily Avg | 27° | 28° | 38° | 50° | 60° | 68° | 74° | 72° | 65° | 54° | 44° | 32° |
| Avg. Precip. | 3.3 in | 3.0 in | 3.3 in | 3.5 in | 4.3 in | 3.8 in | 4.1 in | 4.3 in | 3.9 in | 2.9 in | 3.9 in | 3.5 in |
| Note: All temperatures are in degrees Fahrenheit. | ||||||||||||
Tonight
Slight Chance Showers And Thunderstorms
Wednesday
Mostly Sunny then Slight Chance Showers And Thunderstorms
Wednesday Night
Slight Chance Showers And Thunderstorms
Thursday
Chance Showers And Thunderstorms
Thursday Night
Chance Showers And Thunderstorms
Friday
Sunny
Detailed Forecast |
|
|---|---|
| Tonight | A slight chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 66. Northwest wind 0 to 5 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible. |
| Wednesday | A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86. North wind 0 to 5 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible. |
| Wednesday Night | A slight chance of showers and thunderstorms. Partly cloudy, with a low around 66. East wind 0 to 5 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible. |
| Thursday | A chance of showers and thunderstorms. Mostly cloudy, with a high near 82. South wind 0 to 5 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible. |
| Thursday Night | A chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 66. West wind around 5 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible. |
| Friday | Sunny, with a high near 82. |
| Friday Night | Mostly clear, with a low around 56. |
| Saturday | Sunny, with a high near 80. |
| Saturday Night | Mostly clear, with a low around 59. |
| Sunday | A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 84. Chance of precipitation is 30%. |
| Sunday Night | A chance of showers and thunderstorms before 8pm, then a slight chance of showers and thunderstorms between 8pm and 2am. Mostly clear, with a low around 60. Chance of precipitation is 30%. |
| Monday | A slight chance of rain showers between 8am and 2pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 83. Chance of precipitation is 30%. |
| Monday Night | A chance of showers and thunderstorms before 8pm, then a slight chance of showers and thunderstorms between 8pm and 2am. Mostly clear, with a low around 59. Chance of precipitation is 30%. |
| Tuesday | Sunny, with a high near 82. |
