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 the arrival of September, Spencer experiences a modest decline in average high-temperatures, transitioning from a hot 86.7°F (30.4°C) in August to a warm 80.2°F (26.8°C). An average low-temperature of 59.5°F (15.3°C) is common during the nights of September.Humidity
In September, the average relative humidity is 75%.Rainfall
The month with the least rainfall in Spencer, Virginia, 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 Spencer, the average length of the day in September is 12h and 24min.On the first day of the month, sunrise is at 6:51 am and sunset at 7:47 pm. On the last day of September, in Spencer, sunrise is at 7:15 am and sunset at 7:04 pm EDT.
Sunshine
In Spencer, the average sunshine in September is 8.6h.UV index
In Spencer, Virginia, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the average person.Note: During September, 5 as the daily maximum UV index converts into the following advice:
Ensure safety - Recommendations to avert sunburn are presented. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Spencer in September?
What is the average humidity in September in Spencer?
What is the driest month in Spencer?
How many days does it rain in September in Spencer?
When it does not snow in Spencer?
How many hours of daylight does Spencer have in September?
What time are sunrise and sunset in September in Spencer?
How many hours of sunshine does Spencer have in September?
What is the UV index intensity in September in Spencer?
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 2min
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 4min
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).
Spencer, Virginia, USA
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