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
The commencement of September includes a gentle temperature shift, with the average high-temperature dropping a bit from a hot 86.2°F (30.1°C) in August to a warm 79.5°F (26.4°C). During the month of September, an average temperature of 58.6°F (14.8°C) is noted during the nights.Humidity
In Clifford, the average relative humidity in September is 75%.Rainfall
July and September are months with the least rain in Clifford when the rain falls for 12.5 days and typically aggregates up to 1.89" (48mm) of rain.Snowfall
May through September are months without snowfall.Daylight
In Clifford, the average length of the day in September is 12h and 25min.On the first day of the month, sunrise is at 6:46 am and sunset at 7:44 pm. On the last day of September, sunrise is at 7:11 am and sunset at 7:00 pm EDT.
Sunshine
The average sunshine in September is 8.6h.UV index
The average daily maximum UV index in September in Clifford is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the average person.Note: A maximum UV index of 5 in September translates into the following recommendations:
Undertake protective steps - Recommendations to avoid sunburn are issued. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Frequently asked questions
What are the temperatures in Clifford in September?
What is the average humidity in September in Clifford?
What is the driest month in Clifford?
How much does it rain in Clifford in September?
When it does not snow in Clifford?
Does it snow in Clifford in September?
What is the average length of the day in September in Clifford?
When is the sunrise / sunset in September in Clifford?
How many hours of sunshine does Clifford have in September?
How high is the UV index in September in Clifford?
Average temperature in September
Clifford, VA
- Average high temperature in September: 79.5°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 (42.6°F).
- Average low temperature in September: 58.6°F
The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (27.7°F).
Average pressure in September
Clifford, 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 (29.97"Hg).
Average wind speed in September
Clifford, VA
- Average wind speed in September: 4.6mph
The windiest month (with the highest average wind speed) is April (6.5mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).
Average humidity in September
Clifford, VA
- Average humidity in September: 75%
The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is July (70%).
Average rainfall in September
Clifford, VA
- Average rainfall in September: 1.89"
The wettest months (with the highest rainfall) are April and May (3.07").
The driest months (with the least rainfall) are July and September (1.89").
Average rainfall days in September
Clifford, VA
- Average rainfall days in September: 12.5 days
The month with the highest number of rainy days is May (18.1 days).
The month with the least rainy days is November (8.6 days).
Average snowfall in September
Clifford, VA
- Average snowfall in September: 0"
The month with the highest snowfall is February (3.15").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Clifford, VA
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and February (4.3 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
Clifford, 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 42min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).
Average sunshine days in September
Clifford, VA
- Average sunshine days in September: 15.9 days
The month with the most sunshine days is November (20.1 days).
The month with the least sunshine days is May (11 days).
Average UV index in September
Clifford, 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
Clifford, VA
- Average cloud cover in September: 38
The month with the most cloud cover is March (Cloud cover 44).
The months with the least cloud cover are June and July (Cloud cover 30).
Average visibility in September
Clifford, 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).
Clifford, Virginia, USA
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