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 signals a subtle shift in temperature, down from 83.7°F (28.7°C) in August to a still moderately hot 76.5°F (24.7°C). The temperature in West Laurel Hill dips to an average of 59.9°F (15.5°C) during September nights.Humidity
In West Laurel Hill, Pennsylvania, the average relative humidity in September is 75%.Rainfall
In September, the rain falls for 10.1 days. Throughout September, 0.63" (16mm) of precipitation is accumulated. Throughout the year, there are 111.8 rainfall days, and 9.69" (246mm) of precipitation is accumulated.Snowfall
April through October are months without snowfall.Daylight
In West Laurel Hill, the average length of the day in September is 12h and 26min.On the first day of the month, sunrise is at 6:29 am and sunset at 7:32 pm. On the last day of September, in West Laurel Hill, sunrise is at 6:56 am and sunset at 6:44 pm EDT.
Sunshine
The average sunshine in September is 8.6h.UV index
In West Laurel Hill, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.Note: In September, a daily maximum UV index of 5 leads to the following instructions:
Take necessary precautions - Protection from skin and eye injury is mandatory. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
Frequently asked questions
What is the usual temperature for West Laurel Hill in September?
What is the average humidity in September in West Laurel Hill?
How much does it rain in West Laurel Hill in September?
When it does not snow in West Laurel Hill?
How many hours of daylight does West Laurel Hill have in September?
What time are sunrise and sunset in September in West Laurel Hill?
How long on average sun shines in September in West Laurel Hill?
What is the UV index intensity in September in West Laurel Hill?
Average temperature in September
West Laurel Hill, PA
- Average high temperature in September: 76.5°F
The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (36.7°F).
- Average low temperature in September: 59.9°F
The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (25°F).
Average pressure in September
West Laurel Hill, PA
- Average pressure in September: 30.05"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in September
West Laurel Hill, PA
- Average wind speed in September: 5.9mph
The windiest month (with the highest average wind speed) is March (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in September
West Laurel Hill, PA
- Average humidity in September: 75%
The months with the highest relative humidity are February and October (78%).
The months with the lowest relative humidity are April, July and August (71%).
Average rainfall in September
West Laurel Hill, PA
- Average rainfall in September: 0.63"
The wettest months (with the highest rainfall) are July and August (1.14").
The driest month (with the least rainfall) is January (0.55").
Average rainfall days in September
West Laurel Hill, PA
- Average rainfall days in September: 10.1 days
The month with the highest number of rainy days is July (13.3 days).
The month with the least rainy days is January (5.3 days).
Average snowfall in September
West Laurel Hill, PA
- Average snowfall in September: 0"
The months with the highest snowfall are February and March (0.98").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
West Laurel Hill, PA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (4.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
West Laurel Hill, PA
- Average daylight in September: 12h and 2min
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 24min).
- Average sunshine in September: 8h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in September
West Laurel Hill, PA
- Average sunshine days in September: 18.5 days
The month with the most sunshine days is November (22.5 days).
The month with the least sunshine days is July (14.9 days).
Average UV index in September
West Laurel Hill, PA
- Average UV index in September: 5
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
West Laurel Hill, PA
- Average cloud cover in September: 39
The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in September
West Laurel Hill, PA
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).
West Laurel Hill, Pennsylvania, USA
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