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. | ||||||||||||
This Afternoon
Sunny
Tonight
Mostly Clear
Tuesday
Sunny
Tuesday Night
Mostly Cloudy
Wednesday
Slight Chance Rain And Snow
Wednesday Night
Rain Showers
Detailed Forecast |
|
|---|---|
| This Afternoon | Sunny. High near 54, with temperatures falling to around 45 in the afternoon. Northwest wind around 10 mph. |
| Tonight | Mostly clear, with a low around 31. West wind 5 to 10 mph. |
| Tuesday | Sunny, with a high near 45. Northwest wind 0 to 10 mph. |
| Tuesday Night | Mostly cloudy, with a low around 29. Northeast wind around 0 mph. |
| Wednesday | A slight chance of rain and snow between 7am and 1pm, then a slight chance of rain showers. Partly sunny, with a high near 52. Southeast wind 0 to 10 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible. |
| Wednesday Night | A slight chance of rain showers before 7pm, then rain showers and patchy fog. Cloudy, with a low around 45. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible. |
| Thanksgiving Day | Rain showers and patchy fog. Mostly cloudy, with a high near 60. Chance of precipitation is 80%. |
| Thursday Night | A slight chance of rain showers before 7pm. Partly cloudy, with a low around 41. |
| Friday | Partly sunny, with a high near 58. |
| Friday Night | A slight chance of rain showers after 1am. Mostly cloudy, with a low around 40. |
| Saturday | A slight chance of rain showers. Partly sunny, with a high near 54. |
| Saturday Night | A chance of rain showers. Partly cloudy, with a low around 34. Chance of precipitation is 30%. |
| Sunday | A chance of rain showers. Mostly sunny, with a high near 53. Chance of precipitation is 30%. |
| Sunday Night | A chance of rain showers. Mostly cloudy, with a low around 38. Chance of precipitation is 40%. |
