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
In Rayburn, the beginning of September is marked by a marginally lowered average high-temperature, shifting from August's warm 85.5°F (29.7°C) to a still moderately hot 79°F (26.1°C). The average temperature drops to a moderate 57.7°F (14.3°C) during the night in the month of September.Humidity
The average relative humidity in September is 75%.Rainfall
The month with the least rainfall is September, when the rain falls for 12.3 days and typically collects 1.57" (40mm) of precipitation.Snowfall
May through October are months without snowfall.Daylight
In Rayburn, the average length of the day in September is 12h and 26min.On the first day of September, sunrise is at 6:57 am and sunset at 7:58 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 7:11 pm EDT.
Sunshine
In September, the average sunshine is 8.3h.UV index
The average daily maximum UV index in September in Rayburn, West Virginia, is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for average individuals.Note: The UV index of 4 during September translates into the following guidance:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
Frequently asked questions
What is the temperature in September in Rayburn?
What is the average humidity in September in Rayburn?
What is the driest month in Rayburn?
How much does it rain in Rayburn in September?
When it does not snow in Rayburn?
How many hours of daylight does Rayburn have in September?
When are sunrise and sunset in September in Rayburn?
How many hours of sunshine does Rayburn have in September?
How high is the UV index in September in Rayburn?
Average temperature in September
Rayburn, WV
- Average high temperature in September: 79°F
The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (37.9°F).
- Average low temperature in September: 57.7°F
The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).
Average pressure in September
Rayburn, WV
- Average pressure in September: 30.05"Hg
The months with the highest atmospheric pressure are January and November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in September
Rayburn, WV
- Average wind speed in September: 4.8mph
The windiest month (with the highest average wind speed) is February (7mph).
The calmest month (with the lowest average wind speed) is August (4.4mph).
Average humidity in September
Rayburn, WV
- Average humidity in September: 75%
The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is August (74%).
Average rainfall in September
Rayburn, WV
- Average rainfall in September: 1.57"
The wettest month (with the highest rainfall) is May (3.27").
The driest month (with the least rainfall) is September (1.57").
Average rainfall days in September
Rayburn, WV
- Average rainfall days in September: 12.3 days
The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is November (10.1 days).
Average snowfall in September
Rayburn, WV
- Average snowfall in September: 0"
The month with the highest snowfall is February (2.09").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Rayburn, WV
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (11.3 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
Rayburn, WV
- Average daylight in September: 12h and 2min
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 30min).
- Average sunshine in September: 8h and 2min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in September
Rayburn, WV
- Average sunshine days in September: 15.2 days
The month with the most sunshine days is October (18.2 days).
The month with the least sunshine days is February (9.2 days).
Average UV index in September
Rayburn, WV
- 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 and December (UV index 2).
Average cloud cover in September
Rayburn, WV
- Average cloud cover in September: 35
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in September
Rayburn, WV
- Average visibility in September: 5mi
The months with the highest visibility are April, June and November (6mi).
The months with the lowest visibility are January, February, March, May, July, August, September, October and December (5mi).
Rayburn, West Virginia, USA
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