Allentown Weather in May
What's the weather like in Allentown (Pennsylvania) in May 2024?
The climate in Allentown during May can be summarized as mild and damp.
May is in the spring in Allentown and is typically the 5th warmest month of the year. Daytime maximum temperatures average around 22°C (71°F), whilst at night 10°C (49°F) is normal.
| Daytime temperature | 21.9°C 71.4°F |
|---|---|
| Nightly temperature | 9.5°C 49.1°F |
| Average temperature | 15.7°C 60.3°F |
| Daily sunshine | 8.5 hrs |
| Avg rainfall | 108 mm 4.2 ins |
| Rainy days | 12 days |
| Sea temperature | 9.9°C 49.8°F |
| Humidity | 66% |
| Windspeed | 15.5kph 10 mph |
On average May is the 3rd wettest month of the year in Allentown with around 108mm 4.2 inches of rain making it a damp time to visit. This rainfall is typically spread over 12 days, although this may vary considerably.
On the flip side this corresponds to an average of 8.5 hours of sunshine per day.
May temperatures in Allentown
May rainfall
May hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Allentown in May 2024.
Other monthly averages
Allentown weather stats
| Hottest month: | July | 28.9°C 84°F |
|---|---|---|
| Driest month: | February | 75mm 3ins |
| Sunniest month: | July | 9.7hrs |
| Coldest month: | January | 1.5°C 34.7°F |
| Wettest month: | August | 110mm 4.3ins |
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