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
In September, the average high-temperature marginally decreases from a warm 77.9°F (25.5°C) in August to an agreeable 71.6°F (22°C). The nighttime temperature dips to a fresh 52.5°F (11.4°C) on average during September.Humidity
The average relative humidity in September is 81%.Rainfall
In Windber, in September, it is raining for 15.1 days, with typically 2.09" (53mm) of accumulated precipitation. Throughout the year, there are 170.8 rainfall days, and 31.02" (788mm) of precipitation is accumulated.Snowfall
In Windber, snow does not fall in June through September.Daylight
The average length of the day in September is 12h and 27min.On the first day of September, sunrise is at 6:43 am and sunset at 7:46 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 6:58 pm EDT.
Sunshine
In Windber, Pennsylvania, the average sunshine in September is 8.4h.UV index
In September, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the average person.Note: A daily high UV index of 3 in September leads to these guidelines:
Undertake protective steps - Preventing sun damage is advised. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
Does it snow in September?
What is the average length of the day in September?
When are sunrise and sunset in September?
How many hours of sunshine does Windber have in September?
What is the UV index reading in September?
Average temperature in September
Windber, PA
- Average high temperature in September: 71.6°F
The warmest month (with the highest average high temperature) is July (80.1°F).
The month with the lowest average high temperature is January (30.9°F).
- Average low temperature in September: 52.5°F
The month with the highest average low temperature is July (58.8°F).
The coldest month (with the lowest average low temperature) is January (18.7°F).
Average pressure in September
Windber, 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
Windber, 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 (5.2mph).
Average humidity in September
Windber, PA
- Average humidity in September: 81%
The month with the highest relative humidity is February (86%).
The month with the lowest relative humidity is July (78%).
Average rainfall in September
Windber, PA
- Average rainfall in September: 2.09"
The wettest months (with the highest rainfall) are April and July (3.11").
The driest month (with the least rainfall) is November (1.65").
Average rainfall days in September
Windber, PA
- Average rainfall days in September: 15.1 days
The month with the highest number of rainy days is May (19.9 days).
The months with the least rainy days are February and November (8.9 days).
Average snowfall in September
Windber, PA
- Average snowfall in September: 0"
The month with the highest snowfall is January (6.97").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Windber, PA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (14.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Windber, 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 2min
The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).
Average sunshine days in September
Windber, PA
- Average sunshine days in September: 13.3 days
The month with the most sunshine days is November (15.7 days).
The month with the least sunshine days is May (9.3 days).
Average UV index in September
Windber, 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
Windber, PA
- Average cloud cover in September: 43
The month with the most cloud cover is January (Cloud cover 69).
The months with the least cloud cover are July and August (Cloud cover 39).
Average visibility in September
Windber, PA
- Average visibility in September: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
Windber, Pennsylvania, USA
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