Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
The arrival of September suggests a slight decrease in the average high-temperature, moving from a moderately hot 78.6°F (25.9°C) in August to an agreeable 72.5°F (22.5°C). Throughout the nights in September, Fairmount Springs experiences an average low-temperature of 52.2°F (11.2°C).Humidity
In Fairmount Springs, the average relative humidity in September is 80%.Rainfall
September is the month with the least rainfall. Rain falls for 12.8 days and accumulates 2.05" (52mm) of precipitation.Snowfall
In Fairmount Springs, snow does not fall in June through September.Daylight
In September, the average length of the day is 12h and 28min.On the first day of September in Fairmount Springs, sunrise is at 6:32 am and sunset at 7:37 pm. On the last day of the month, sunrise is at 7:01 am and sunset at 6:48 pm EDT.
Sunshine
In Fairmount Springs, the average sunshine in September is 8.6h.UV index
The average daily maximum UV index in September in Fairmount Springs is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for average individuals.Note: An average UV index of 4 in September transforms into this advice:
Act with care - The need to guard against sun damage is communicated. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Frequently asked questions
What is the average September temperature in Fairmount Springs?
What is the average humidity in September in Fairmount Springs?
What is the driest month in Fairmount Springs?
How much does it rain in Fairmount Springs in September?
When it does not snow in Fairmount Springs?
Does it snow in Fairmount Springs in September?
What is the average length of the day in September in Fairmount Springs?
When are sunrise and sunset in September in Fairmount Springs?
How long on average sun shines in September in Fairmount Springs?
How high is the UV index in September in Fairmount Springs?
Average temperature in September
Fairmount Springs, PA
- Average high temperature in September: 72.5°F
The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (31.8°F).
- Average low temperature in September: 52.2°F
The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (19°F).
Average pressure in September
Fairmount Springs, 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 (29.94"Hg).
Average wind speed in September
Fairmount Springs, PA
- Average wind speed in September: 5.5mph
The windiest months (with the highest average wind speed) are March and April (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in September
Fairmount Springs, PA
- Average humidity in September: 80%
The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is April (77%).
Average rainfall in September
Fairmount Springs, PA
- Average rainfall in September: 2.05"
The wettest months (with the highest rainfall) are April and May (2.99").
The driest month (with the least rainfall) is September (2.05").
Average rainfall days in September
Fairmount Springs, PA
- Average rainfall days in September: 12.8 days
The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is January (9.3 days).
Average snowfall in September
Fairmount Springs, PA
- Average snowfall in September: 0"
The month with the highest snowfall is January (5.94").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Fairmount Springs, PA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (12.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Fairmount Springs, PA
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in September: 8h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).
Average sunshine days in September
Fairmount Springs, PA
- Average sunshine days in September: 14.7 days
The month with the most sunshine days is November (16.3 days).
The month with the least sunshine days is February (9.8 days).
Average UV index in September
Fairmount Springs, PA
- Average UV index in September: 4
The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in September
Fairmount Springs, PA
- Average cloud cover in September: 40
The months with the most cloud cover are February and December (Cloud cover 58).
The month with the least cloud cover is July (Cloud cover 35).
Average visibility in September
Fairmount Springs, 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).
Fairmount Springs, Pennsylvania, USA
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