September weather forecastSpencer, VA
September
Weather in September
The first month of the autumn, September, is still a warm month in Spencer, Virginia, with temperature in the range of an average low of 59.5°F (15.3°C) and an average high of 80.2°F (26.8°C).Temperature
As September arrives, Spencer's weather displays a minor decrease in high-temperatures, transitioning from August's hot 86.7°F (30.4°C) to a moderately hot 80.2°F (26.8°C). An average low-temperature of 59.5°F (15.3°C) marks the nights throughout September.Humidity
In Spencer, the average relative humidity in September is 75%.Rainfall
The month with the least rainfall in Spencer is September, when the rain falls for 11.8 days and typically collects 1.42" (36mm) of precipitation.Snowfall
In Spencer, snow does not fall in April through October.Daylight
In September, the average length of the day is 12h and 24min.On the first day of September, sunrise is at 6:51 am and sunset at 7:47 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 7:04 pm EDT.
Sunshine
The average sunshine in September in Spencer is 8.6h.UV index
The average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum UV index of 5 during September translates into these guidelines:
Exercise caution. Those with pale skin may experience burns in less than half an hour. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Spencer, VA
- Average high temperature in September: 80.2°F
The warmest month (with the highest average high temperature) is July (88.9°F).
The month with the lowest average high temperature is January (44.2°F).
- Average low temperature in September: 59.5°F
The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).
Average pressure in September
Spencer, VA
- Average pressure in September: 30.06"Hg
The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in September
Spencer, VA
- Average wind speed in September: 4.8mph
The windiest month (with the highest average wind speed) is April (7.1mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in September
Spencer, VA
- Average humidity in September: 75%
The month with the highest relative humidity is December (76%).
The month with the lowest relative humidity is July (69%).
Average rainfall in September
Spencer, VA
- Average rainfall in September: 1.42"
The wettest month (with the highest rainfall) is May (2.83").
The driest month (with the least rainfall) is September (1.42").
Average rainfall days in September
Spencer, VA
- Average rainfall days in September: 11.8 days
The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is November (7.7 days).
Average snowfall in September
Spencer, VA
- Average snowfall in September: 0"
The month with the highest snowfall is February (2.48").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Spencer, VA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2.6 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
Spencer, VA
- Average daylight in September: 12h and 24min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in September: 8h and 36min
The months with the most sunshine are June and July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 5h and 30min).
Average sunshine days in September
Spencer, VA
- Average sunshine days in September: 16 days
The month with the most sunshine days is November (21.4 days).
The months with the least sunshine days are May and August (14.3 days).
Average UV index in September
Spencer, 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
Spencer, VA
- Average cloud cover in September: 37
The month with the most cloud cover is March (Cloud cover 42).
The months with the least cloud cover are June and July (Cloud cover 29).
Average visibility in September
Spencer, VA
- Average visibility in September: 5mi
The months with the highest visibility are January, February, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are May and September (5mi).
