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
As August shifts into September, a minor alteration in temperatures is observed, with average highs reducing from 82°F (27.8°C) to a still warm 76.3°F (24.6°C). Franco documents a substantial deviation from daytime highs with a consistent low-temperature of 54.5°F (12.5°C) during September nights.Humidity
In September, the average relative humidity is 79%.Rainfall
September and November are months with the least rain when the rain falls for 15.9 days and typically aggregates up to 2.52" (64mm) of rain.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in September in Franco, Virginia, is 12h and 25min.On the first day of the month, sunrise is at 7:01 am and sunset at 7:57 pm. On the last day of September, in Franco, sunrise is at 7:24 am and sunset at 7:14 pm EDT.
Sunshine
In September, the average sunshine in Franco is 7.8h.UV index
The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the average person.Note: In September, an average UV index of 4 transforms into the following instructions:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. To protect against the Sun's most potent rays, avoid direct exposure around midday. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
Frequently asked questions
What are September temperatures in Franco?
What is the average humidity in September in Franco?
What is the driest month in Franco?
How much does it rain in Franco in September?
When it does not snow in Franco?
Does it snow in Franco in September?
How many hours of daylight does Franco have in September?
When is the sunrise / sunset in September in Franco?
How long on average sun shines in September in Franco?
What is the UV index intensity in September in Franco?
Average temperature in September
Franco, VA
- Average high temperature in September: 76.3°F
The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (39.4°F).
- Average low temperature in September: 54.5°F
The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is January (25.5°F).
Average pressure in September
Franco, VA
- Average pressure in September: 30.06"Hg
The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).
Average wind speed in September
Franco, VA
- Average wind speed in September: 4.2mph
The windiest month (with the highest average wind speed) is April (7mph).
The calmest month (with the lowest average wind speed) is August (4mph).
Average humidity in September
Franco, VA
- Average humidity in September: 79%
The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are April and November (77%).
Average rainfall in September
Franco, VA
- Average rainfall in September: 2.52"
The wettest month (with the highest rainfall) is July (3.94").
The driest months (with the least rainfall) are September and November (2.52").
Average rainfall days in September
Franco, VA
- Average rainfall days in September: 15.9 days
The month with the highest number of rainy days is May (20.8 days).
The month with the least rainy days is February (9.4 days).
Average snowfall in September
Franco, VA
- Average snowfall in September: 0"
The month with the highest snowfall is February (6.85").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Franco, VA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (11.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Franco, 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 42min).
- Average sunshine in September: 7h and 5min
The months with the most sunshine are June and August (Average sunshine: 9h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in September
Franco, VA
- Average sunshine days in September: 12.7 days
The month with the most sunshine days is November (16.5 days).
The month with the least sunshine days is May (9 days).
Average UV index in September
Franco, VA
- Average UV index in September: 4
The months with the highest UV index are June 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
Franco, VA
- Average cloud cover in September: 41
The month with the most cloud cover is February (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 39).
Average visibility in September
Franco, VA
- Average visibility in September: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
Franco, Virginia, USA
Weather forecast for your location
2. Allow the app to use your location
