September weather forecastGreenwood, VA
September
Weather in September
September, the first month of the autumn in Greenwood, is still a warm month, with an average temperature varying between 76.1°F (24.5°C) and 56.1°F (13.4°C).Temperature
September's arrival subtly correlates with a reduction in the average high-temperature, down from a moderately hot 82.9°F (28.3°C) in August to a still warm 76.1°F (24.5°C). Greenwood experiences an average low-temperature of 56.1°F (13.4°C) in month of September.Humidity
May, September and October, with an average relative humidity of 78%, are the most humid months in Greenwood.Rainfall
In Greenwood, in September, it is raining for 13.2 days, with typically 2.09" (53mm) of accumulated precipitation. Throughout the year, there are 161 rainfall days, and 31.57" (802mm) of precipitation is accumulated.Snowfall
In Greenwood, snow does not fall in May through September.Daylight
The average length of the day in September in Greenwood is 12h and 25min.On the first day of September in Greenwood, Virginia, sunrise is at 6:45 am and sunset at 7:44 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 6:59 pm EDT.
Sunshine
In September, the average sunshine in Greenwood is 8.5h.UV index
In Greenwood, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for average individuals.Note: A maximum daily UV index of 4 during September morphs into the following directions:
Preventative actions are necessary - Recommendations to ward off sunburn are given. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Boost your sun resistance with garments that are densely woven yet spacious.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Greenwood, VA
- Average high temperature in September: 76.1°F
The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is January (39.6°F).
- Average low temperature in September: 56.1°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (24.8°F).
Average pressure in September
Greenwood, VA
- Average pressure in September: 30.06"Hg
The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in September
Greenwood, VA
- Average wind speed in September: 4.6mph
The windiest month (with the highest average wind speed) is April (6.6mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in September
Greenwood, VA
- Average humidity in September: 78%
The months with the highest relative humidity are May, September and October (78%).
The months with the lowest relative humidity are January and July (73%).
Average rainfall in September
Greenwood, VA
- Average rainfall in September: 2.09"
The wettest month (with the highest rainfall) is April (3.43").
The driest months (with the least rainfall) are January and November (2.01").
Average rainfall days in September
Greenwood, VA
- Average rainfall days in September: 13.2 days
The month with the highest number of rainy days is May (18.7 days).
The month with the least rainy days is November (8.4 days).
Average snowfall in September
Greenwood, VA
- Average snowfall in September: 0"
The month with the highest snowfall is March (4.57").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Greenwood, VA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (6.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Greenwood, VA
- Average daylight in September: 12h and 24min
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 30min
The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The months with the least sunshine are January and December (Average sunshine: 5h and 18min).
Average sunshine days in September
Greenwood, VA
- Average sunshine days in September: 15.5 days
The month with the most sunshine days is November (20.1 days).
The month with the least sunshine days is August (10.6 days).
Average UV index in September
Greenwood, VA
- Average UV index in September: 4
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, November and December (UV index 2).
Average cloud cover in September
Greenwood, VA
- Average cloud cover in September: 39
The month with the most cloud cover is March (Cloud cover 46).
The months with the least cloud cover are June and July (Cloud cover 32).
Average visibility in September
Greenwood, VA
- Average visibility in September: 5mi
The months with the highest visibility are April, June, July, August and November (6mi).
The months with the lowest visibility are January, February, March, May, September, October and December (5mi).
