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
With September's onset, the weather reveals a slight temperature decrease, transitioning from a hot 87.3°F (30.7°C) in August to a moderately hot 80.2°F (26.8°C). An average low-temperature of 60.6°F (15.9°C) is expected during September.Humidity
The average relative humidity in September is 75%.Rainfall
September is the month with the least rainfall. Rain falls for 12.2 days and accumulates 1.93" (49mm) of precipitation.Snowfall
In Gum Spring, snow does not fall in May through October.Daylight
In September, the average length of the day is 12h and 25min.On the first day of the month, sunrise is at 6:42 am and sunset at 7:40 pm. On the last day of September, in Gum Spring, sunrise is at 7:06 am and sunset at 6:55 pm EDT.
Sunshine
In Gum Spring, the average sunshine in September is 8.6h.UV index
In September, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the average person.Note: A daily high UV index of 5 in September leads to these guidelines:
Act with care - The suggestion to avoid sunburn is emphasized. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Boost your sun resistance with garments that are densely woven yet spacious.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Gum Spring in September?
What is the average humidity in September in Gum Spring?
What is the driest month in Gum Spring?
How much does it rain in Gum Spring in September?
When it does not snow in Gum Spring?
How many hours of daylight does Gum Spring have in September?
When is the sunrise / sunset in September in Gum Spring?
How long on average sun shines in September in Gum Spring?
How high is the UV index in September in Gum Spring?
Average temperature in September
Gum Spring, 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
Gum Spring, 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
Gum Spring, 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
Gum Spring, 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
Gum Spring, 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
Gum Spring, 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
Gum Spring, 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
Gum Spring, 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
Gum Spring, VA
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 42min).
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
Gum Spring, 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
Gum Spring, 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
Gum Spring, 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
Gum Spring, 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).
Gum Spring, Virginia, USA
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