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 start of September involves a subtle temperature drop, shifting from a warm 77.5°F (25.3°C) in August to an agreeable 71.4°F (21.9°C). During the month of September, an average temperature of 52°F (11.1°C) is noted during the nights in Fort Hill.Humidity
In Fort Hill, the average relative humidity in September is 81%.Rainfall
In September, the rain falls for 15.6 days. Throughout September, 2.32" (59mm) of precipitation is accumulated. In Fort Hill, during the entire year, the rain falls for 183.2 days and collects up to 35.94" (913mm) of precipitation.Snowfall
In Fort Hill, snow does not fall in June through September.Daylight
The average length of the day in September in Fort Hill, Pennsylvania, is 12h and 26min.On the first day of the month, sunrise is at 6:45 am and sunset at 7:47 pm. On the last day of September, in Fort Hill, sunrise is at 7:13 am and sunset at 7:00 pm EDT.
Sunshine
In Fort Hill, Pennsylvania, the average sunshine in September is 8.2h.UV index
In Fort Hill, the average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: In September, a regular UV index of 3 translates into these guidelines:
Undertake precautions - Guarding against sun damage is counselled. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
Frequently asked questions
What is the temperature in September in Fort Hill?
What is the average humidity in September in Fort Hill?
How many days does it rain in September in Fort Hill?
When it does not snow in Fort Hill?
Does it snow in Fort Hill in September?
How many hours of daylight does Fort Hill have in September?
What time are sunrise and sunset in September in Fort Hill?
How long on average sun shines in September in Fort Hill?
How high is the UV index in September in Fort Hill?
Average temperature in September
Fort Hill, PA
- Average high temperature in September: 71.4°F
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (31.5°F).
- Average low temperature in September: 52°F
The month with the highest average low temperature is July (58.6°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).
Average pressure in September
Fort Hill, PA
- Average pressure in September: 30.06"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in September
Fort Hill, PA
- Average wind speed in September: 5.8mph
The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in September
Fort Hill, PA
- Average humidity in September: 81%
The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are April, June and July (79%).
Average rainfall in September
Fort Hill, PA
- Average rainfall in September: 2.32"
The wettest month (with the highest rainfall) is May (3.94").
The driest month (with the least rainfall) is November (2.09").
Average rainfall days in September
Fort Hill, PA
- Average rainfall days in September: 15.6 days
The month with the highest number of rainy days is May (22.8 days).
The month with the least rainy days is January (9.4 days).
Average snowfall in September
Fort Hill, PA
- Average snowfall in September: 0"
The month with the highest snowfall is January (7.44").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Fort Hill, PA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (17.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Fort Hill, PA
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in September: 8h and 1min
The months with the most sunshine are July and August (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).
Average sunshine days in September
Fort Hill, PA
- Average sunshine days in September: 11.8 days
The months with the most sunshine days are October and November (12.5 days).
The month with the least sunshine days is May (6.2 days).
Average UV index in September
Fort Hill, PA
- Average UV index in September: 3
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in September
Fort Hill, PA
- Average cloud cover in September: 45
The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 40).
Average visibility in September
Fort Hill, PA
- Average visibility in September: 5mi
The months with the highest visibility are March, April, May, June, July, August, September, October and November (5mi).
The months with the lowest visibility are January, February and December (4mi).
Fort Hill, Pennsylvania, USA
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