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Allentown weather in September 2020
- 2424°C max day temperature
- 99 days with some rainfall
- 1212°C min night temperature
- 1212 hours of daylight per day
- 0No heat & humidity
- 101101 mm of monthly rainfall
- 66 (High) UV index
The September weather guide for Allentown, Pennsylvania shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
How hot is it in Allentown in September?
Daytime temperatures usually reach 24°C in Allentown in September, falling to 12°C at night.
How sunny is it in Allentown in September?
There are normally 7 hours of bright sunshine each day in Allentown in September - that's 56% of daylight hours.
Does it rain in Allentown in September?
There are usually 9 days with some rain in Allentown in September and the average monthly rainfall is 101mm.
What is the chance of a hurricane in Allentown in September?
On average less than 1 day in September in Allentown is likely to be affected by the passage of one or more tropical storms.
Allentown sunrise & sunset times for September 2020
Browse the sunrise & sunset times for Allentown in September 2020. Select a month to view Allentown sunrise & sunset times for the next twelve months.
|Date||Sunrise times||Sunset times|
|Tuesday, 1st September 2020||06:30||19:33|
|Tuesday, 15th September 2020||06:43||19:10|
|Wednesday, 30th September 2020||06:58||18:45|
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Metric (°C / mm) | Imperial (°F / inches)
Discover more about the USA
Where's hot in Pennsylvania in September?
Below are average maximum temperatures at popular destinations in Pennsylvania in September. Select a destination to see more weather parameters.
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