September weather forecastBurnham, PA
September
Weather in September
September, the first month of the autumn in Burnham, is still a pleasant month, with temperature in the range of an average low of 52.7°F (11.5°C) and an average high of 73°F (22.8°C).Temperature
In Burnham, the average high-temperature in September slightly decreases from a warm 80.4°F (26.9°C) in August to an agreeable 73°F (22.8°C). An average low-temperature of 52.7°F (11.5°C) is noted during the month of September.Humidity
In Burnham, the average relative humidity in September is 79%.Rainfall
In Burnham, in September, it is raining for 11.2 days, with typically 1.18" (30mm) of accumulated precipitation. In Burnham, during the entire year, the rain falls for 132.8 days and collects up to 17.36" (441mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
In September, the average length of the day is 12h and 27min.On the first day of the month, sunrise is at 6:38 am and sunset at 7:41 pm. On the last day of September, sunrise is at 7:06 am and sunset at 6:53 pm EDT.
Sunshine
In Burnham, the average sunshine in September is 8.7h.UV index
In September, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.Note: In September, an average UV index of 4 transforms into the following instructions:
Take necessary precautions - Protection from skin and eye injury is mandatory. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Burnham, PA
- Average high temperature in September: 73°F
The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (32.2°F).
- Average low temperature in September: 52.7°F
The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).
Average pressure in September
Burnham, PA
- Average pressure in September: 30.07"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in September
Burnham, PA
- Average wind speed in September: 4.9mph
The windiest month (with the highest average wind speed) is January (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).
Average humidity in September
Burnham, PA
- Average humidity in September: 79%
The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is July (76%).
Average rainfall in September
Burnham, PA
- Average rainfall in September: 1.18"
The wettest month (with the highest rainfall) is May (2.09").
The driest month (with the least rainfall) is February (0.98").
Average rainfall days in September
Burnham, PA
- Average rainfall days in September: 11.2 days
The month with the highest number of rainy days is May (16.6 days).
The month with the least rainy days is February (6 days).
Average snowfall in September
Burnham, PA
- Average snowfall in September: 0"
The months with the highest snowfall are January and February (2.36").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Burnham, PA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (7.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Burnham, PA
- Average daylight in September: 12h and 30min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in September: 8h and 42min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in September
Burnham, PA
- Average sunshine days in September: 17.2 days
The month with the most sunshine days is December (20.3 days).
The month with the least sunshine days is May (12.1 days).
Average UV index in September
Burnham, PA
- Average UV index in September: 4
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in September
Burnham, PA
- Average cloud cover in September: 39
The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is July (Cloud cover 34).
Average visibility in September
Burnham, PA
- Average visibility in September: 5mi
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October, November and December (5mi).





