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
September brings a minor shift in the average high-temperature, adjusting from a moderately hot 79.2°F (26.2°C) in August to a pleasant 72.3°F (22.4°C). Valier temperatures generally rest at a low of 52.5°F (11.4°C) during the September nights.Humidity
In Valier, the average relative humidity in September is 79%.Rainfall
In Valier, in September, during 12.1 rainfall days, 1.65" (42mm) of precipitation is typically accumulated. In Valier, during the entire year, the rain falls for 151.9 days and collects up to 22.13" (562mm) 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 6:43 am and sunset at 7:48 pm. On the last day of September, sunrise is at 7:12 am and sunset at 6:59 pm EDT.
Sunshine
In September, the average sunshine is 8.2h.UV index
In Valier, Pennsylvania, the average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the average person.Note: The daily high UV index of 3 in September translates into this advice:
Prioritize safety - Suggestions to prevent sun damage are offered. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September?
What is the average humidity in September?
How much does it rain in September?
When it does not snow in Valier?
Does it snow in September?
What is the average length of the day in September?
What time are sunrise and sunset in September?
How long on average sun shines in September?
What is the UV index reading in September?
Average temperature in September
Valier, PA
- Average high temperature in September: 72.3°F
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (30.4°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 (18.3°F).
Average pressure in September
Valier, PA
- Average pressure in September: 30.06"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
Valier, PA
- Average wind speed in September: 6mph
The windiest month (with the highest average wind speed) is January (9.1mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in September
Valier, PA
- Average humidity in September: 79%
The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are June, July and August (78%).
Average rainfall in September
Valier, PA
- Average rainfall in September: 1.65"
The wettest month (with the highest rainfall) is April (2.48").
The driest month (with the least rainfall) is November (1.26").
Average rainfall days in September
Valier, PA
- Average rainfall days in September: 12.1 days
The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is January (7.8 days).
Average snowfall in September
Valier, PA
- Average snowfall in September: 0"
The month with the highest snowfall is January (5.63").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Valier, PA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (18.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Valier, 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 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: 2h and 30min).
Average sunshine days in September
Valier, PA
- Average sunshine days in September: 15.3 days
The month with the most sunshine days is September (15.3 days).
The month with the least sunshine days is February (7.8 days).
Average UV index in September
Valier, PA
- Average UV index in September: 3
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
Valier, PA
- Average cloud cover in September: 44
The month with the most cloud cover is January (Cloud cover 75).
The month with the least cloud cover is August (Cloud cover 39).
Average visibility in September
Valier, PA
- Average visibility in September: 5mi
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January and February (4mi).
Valier, Pennsylvania, USA
Weather forecast for your location
2. Allow the app to use your location