Bethlehem weather in September (Pennsylvania, United States of America)
Looking to travel to Bethlehem in September? Check out this comprehensive weather guide.
In September, Bethlehem generally has high temperatures and high rainfall. Daytime temperatures hover around 25°C, while nights can cool down to about 13°C.
Bethlehem in September usually receives high rainfall, averaging around 113 mm for the month. When we look at the climate data from the last 30 years, we can expect around 10 days of rain.
If your ideal day consists of dry skies and moderate temperatures May generally stands out with the best circumstances. While January, February, March and December tend to showcase less optimal conditions.
For an in-depth look at the yearly conditions, visit our specialized Bethlehem climate page with graphs.
Bethlehem, monthly averages in September
Where to go in the United States of America in September
Find out more about the weather in the United States of America in September and which places have the best weather conditions in this month.
So, what should you wear in Bethlehem in September?
For visitors traveling to Bethlehem, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes.What To Do
We rated the following activities from 1 (least suitable) to 10 (best) to do in September.
Interested in more climate information?
This site provides you with all the information you need about the climate in Bethlehem.
Our site offers climate and forecast data for every country in the world. Are you going to the United States of America? On this website you can find historical weather averages for many cities in the United States of America. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.