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 Partlow, the average high-temperature in September slightly decreases from a hot 87.3°F (30.7°C) in August to a moderately hot 80.2°F (26.8°C). Throughout the month of September, Partlow observes an average nighttime temperature of 60.6°F (15.9°C).Humidity
In Partlow, the average relative humidity in September is 75%.Rainfall
The month with the least rainfall is September, when the rain falls for 12.2 days and typically collects 1.93" (49mm) of precipitation.Snowfall
May through October are months without snowfall.Daylight
In Partlow, Virginia, the average length of the day in September is 12h and 25min.On the first day of September in Partlow, sunrise is at 6:40 am and sunset at 7:39 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 6:54 pm EDT.
Sunshine
In September, the average sunshine is 8.6h.UV index
The average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: The daily high UV index of 5 during September translates into the following recommendations:
Exercise prevention - Precautions against solar damage are endorsed. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Partlow?
What is the average humidity in September in Partlow?
What is the driest month in Partlow?
How much does it rain in Partlow in September?
When it does not snow in Partlow?
How many hours of daylight does Partlow have in September?
When are sunrise and sunset in September in Partlow?
How long on average sun shines in September in Partlow?
How high is the UV index in September in Partlow?
Average temperature in September
Partlow, VA
- Average high temperature in September: 80.2°F
The warmest month (with the highest average high temperature) is July (89.4°F).
The month with the lowest average high temperature is January (43°F).
- Average low temperature in September: 60.6°F
The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (27.9°F).
Average pressure in September
Partlow, VA
- Average pressure in September: 30.05"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
Partlow, VA
- Average wind speed in September: 5.4mph
The windiest month (with the highest average wind speed) is April (7mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in September
Partlow, VA
- Average humidity in September: 75%
The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is July (71%).
Average rainfall in September
Partlow, VA
- Average rainfall in September: 1.93"
The wettest month (with the highest rainfall) is April (2.91").
The driest month (with the least rainfall) is September (1.93").
Average rainfall days in September
Partlow, VA
- Average rainfall days in September: 12.2 days
The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is November (9.5 days).
Average snowfall in September
Partlow, VA
- Average snowfall in September: 0"
The month with the highest snowfall is March (2.56").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Partlow, VA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (4.3 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
Partlow, VA
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- 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 December (Average sunshine: 5h and 6min).
Average sunshine days in September
Partlow, VA
- Average sunshine days in September: 16.1 days
The month with the most sunshine days is November (19.1 days).
The month with the least sunshine days is May (11.8 days).
Average UV index in September
Partlow, VA
- 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 and December (UV index 2).
Average cloud cover in September
Partlow, VA
- Average cloud cover in September: 40
The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 33).
Average visibility in September
Partlow, VA
- Average visibility in September: 5mi
The months with the highest visibility are March, April, June, July, August, October and November (6mi).
The months with the lowest visibility are January, February, May, September and December (5mi).
Partlow, Virginia, USA
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