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. | ||||||||||||
Independence Day
Mostly Sunny then Isolated Showers And Thunderstorms
Tonight
Partly Cloudy then Patchy Fog
Sunday
Sunny
Sunday Night
Mostly Clear
Monday
Mostly Sunny then Chance Showers And Thunderstorms
Monday Night
Chance Showers And Thunderstorms
Detailed Forecast |
|
|---|---|
| Independence Day | Isolated showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. North wind 0 to 5 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible. |
| Tonight | Patchy fog after 4am. Partly cloudy, with a low around 68. South wind 0 to 5 mph. New rainfall amounts less than a tenth of an inch possible. |
| Sunday | Sunny, with a high near 93. West wind 0 to 5 mph. |
| Sunday Night | Mostly clear, with a low around 68. West wind 0 to 5 mph. |
| Monday | A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 94. West wind 0 to 5 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible. |
| Monday Night | A chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 69. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible. |
| Tuesday | A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 90. Chance of precipitation is 30%. |
| Tuesday Night | A chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 70. Chance of precipitation is 30%. |
| Wednesday | A chance of showers and thunderstorms between 8am and 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 92. Chance of precipitation is 40%. |
| Wednesday Night | A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 70. Chance of precipitation is 40%. |
| Thursday | A chance of showers and thunderstorms between 8am and 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 91. Chance of precipitation is 30%. |
| Thursday Night | A chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 70. Chance of precipitation is 30%. |
| Friday | A chance of showers and thunderstorms after 8am. Partly sunny, with a high near 92. Chance of precipitation is 30%. |
| Friday Night | A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 70. Chance of precipitation is 30%. |
