September weather forecastSaint Albans, WV
September
Weather in September
The first month of the autumn, September, is also a moderately hot month in Saint Albans, West Virginia, with an average temperature varying between 56.7°F (13.7°C) and 78.3°F (25.7°C).Temperature
The average high-temperature slightly decreases in September, shifting from a moderately hot 84.9°F (29.4°C) in August to a still warm 78.3°F (25.7°C). Saint Albans's nighttime average of 56.7°F (13.7°C) during September reflects a substantial decrease from the daytime temperature.Humidity
The average relative humidity in September is 77%.Rainfall
September is the month with the least rainfall. Rain falls for 10.8 days and accumulates 0.83" (21mm) of precipitation.Snowfall
In Saint Albans, snow does not fall in May through September.Daylight
In Saint Albans, the average length of the day in September is 12h and 25min.On the first day of September, sunrise is at 6:57 am and sunset at 7:56 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 7:11 pm EDT.
Sunshine
In Saint Albans, the average sunshine in September is 8.4h.UV index
In Saint Albans, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: In September, an average UV index of 4 transforms into the following instructions:
Be vigilant - Preventing sunburn is recommended. Around midday, solar radiation is most harmful; hence, exposure should be limited. Always opt for UVA and UVB-resistant sunglasses on radiant days.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Saint Albans, WV
- Average high temperature in September: 78.3°F
The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (38.8°F).
- Average low temperature in September: 56.7°F
The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (25.9°F).
Average pressure in September
Saint Albans, WV
- 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
Saint Albans, WV
- Average wind speed in September: 4.3mph
The windiest month (with the highest average wind speed) is February (6.6mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).
Average humidity in September
Saint Albans, WV
- Average humidity in September: 77%
The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is August (75%).
Average rainfall in September
Saint Albans, WV
- Average rainfall in September: 0.83"
The wettest month (with the highest rainfall) is May (1.93").
The driest month (with the least rainfall) is September (0.83").
Average rainfall days in September
Saint Albans, WV
- Average rainfall days in September: 10.8 days
The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is November (8.9 days).
Average snowfall in September
Saint Albans, WV
- Average snowfall in September: 0"
The month with the highest snowfall is January (2.05").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Saint Albans, WV
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (11.2 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
Saint Albans, WV
- 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 30min).
- Average sunshine in September: 8h and 24min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in September
Saint Albans, WV
- Average sunshine days in September: 16.5 days
The month with the most sunshine days is November (19.1 days).
The month with the least sunshine days is May (10.7 days).
Average UV index in September
Saint Albans, 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
Saint Albans, WV
- Average cloud cover in September: 37
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in September
Saint Albans, WV
- Average visibility in September: 5mi
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).
