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 onset of September is marked by a minor decrease in temperature, transitioning from a warm 84.7°F (29.3°C) in August to a still moderately hot 77.9°F (25.5°C). In September, Buchanan encounters an average low-temperature of 56.7°F (13.7°C) during the night.Humidity
In Buchanan, the average relative humidity in September is 77%.Rainfall
September is the month with the least rainfall in Buchanan. Rain falls for 9.8 days and accumulates 0.87" (22mm) of precipitation.Snowfall
In Buchanan, Virginia, snow does not fall in May through October.Daylight
In September, the average length of the day in Buchanan is 12h and 25min.On the first day of September, sunrise is at 6:49 am and sunset at 7:47 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 7:02 pm EDT.
Sunshine
In September, the average sunshine is 8.4h.UV index
In Buchanan, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the average person.Note: An average maximum UV index of 4 in September leads to these recommendations:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Buchanan in September?
What is the average humidity in September in Buchanan?
What is the driest month in Buchanan?
How much does it rain in Buchanan in September?
When it does not snow in Buchanan?
What is the average length of the day in September in Buchanan?
When is the sunrise / sunset in September in Buchanan?
How long on average sun shines in September in Buchanan?
What is the UV index intensity in September in Buchanan?
Average temperature in September
Buchanan, VA
- Average high temperature in September: 77.9°F
The warmest month (with the highest average high temperature) is July (86.9°F).
The month with the lowest average high temperature is January (41.2°F).
- Average low temperature in September: 56.7°F
The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (26.2°F).
Average pressure in September
Buchanan, 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
Buchanan, VA
- Average wind speed in September: 4.1mph
The windiest month (with the highest average wind speed) is February (6.6mph).
The calmest month (with the lowest average wind speed) is August (3.8mph).
Average humidity in September
Buchanan, VA
- Average humidity in September: 77%
The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is July (72%).
Average rainfall in September
Buchanan, VA
- Average rainfall in September: 0.87"
The wettest month (with the highest rainfall) is May (2.05").
The driest month (with the least rainfall) is September (0.87").
Average rainfall days in September
Buchanan, VA
- Average rainfall days in September: 9.8 days
The month with the highest number of rainy days is May (16.2 days).
The month with the least rainy days is November (6.9 days).
Average snowfall in September
Buchanan, VA
- Average snowfall in September: 0"
The month with the highest snowfall is February (1.38").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Buchanan, VA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (4.3 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
Buchanan, 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 2min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).
Average sunshine days in September
Buchanan, VA
- Average sunshine days in September: 17.7 days
The month with the most sunshine days is November (22.4 days).
The month with the least sunshine days is May (12.9 days).
Average UV index in September
Buchanan, 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
Buchanan, VA
- Average cloud cover in September: 38
The month with the most cloud cover is February (Cloud cover 45).
The months with the least cloud cover are June and July (Cloud cover 30).
Average visibility in September
Buchanan, VA
- Average visibility in September: 5mi
The months with the highest visibility are June, July and November (6mi).
The months with the lowest visibility are January, February, March, April, May, August, September, October and December (5mi).
Buchanan, Virginia, USA
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