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
September reveals a small adjustment in temperature, transitioning from an average high of 81.5°F (27.5°C) in August to a still moderately hot 75.6°F (24.2°C). An average low-temperature of 54.5°F (12.5°C) is recorded in the month of September in Gassaway.Humidity
The average relative humidity in September in Gassaway, West Virginia, is 78%.Rainfall
September is the month with the least rainfall in Gassaway. Rain falls for 14.8 days and accumulates 1.93" (49mm) of precipitation.Snowfall
In Gassaway, snow does not fall in June through September.Daylight
The average length of the day in September in Gassaway is 12h and 26min.On the first day of the month, sunrise is at 6:52 am and sunset at 7:52 pm. On the last day of September, in Gassaway, sunrise is at 7:18 am and sunset at 7:06 pm EDT.
Sunshine
The average sunshine in September in Gassaway is 8.7h.UV index
In Gassaway, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for average individuals.Note: The maximum UV index of 4 during September leads to these instructions:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
Frequently asked questions
What is the temperature in September in Gassaway?
What is the average humidity in September in Gassaway?
What is the driest month in Gassaway?
How many days does it rain in September in Gassaway?
When it does not snow in Gassaway?
Does it snow in Gassaway in September?
What is the average length of the day in September in Gassaway?
When are sunrise and sunset in September in Gassaway?
How long on average sun shines in September in Gassaway?
What is the UV index intensity in September in Gassaway?
Average temperature in September
Gassaway, WV
- Average high temperature in September: 75.6°F
The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (36.5°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 (23.4°F).
Average pressure in September
Gassaway, WV
- 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
Gassaway, WV
- Average wind speed in September: 4.4mph
The windiest months (with the highest average wind speed) are January and February (7mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).
Average humidity in September
Gassaway, WV
- Average humidity in September: 78%
The months with the highest relative humidity are January and February (83%).
The months with the lowest relative humidity are June, August and November (77%).
Average rainfall in September
Gassaway, WV
- Average rainfall in September: 1.93"
The wettest month (with the highest rainfall) is May (4.37").
The driest month (with the least rainfall) is September (1.93").
Average rainfall days in September
Gassaway, WV
- Average rainfall days in September: 14.8 days
The month with the highest number of rainy days is May (21.5 days).
The month with the least rainy days is February (12.9 days).
Average snowfall in September
Gassaway, WV
- Average snowfall in September: 0"
The month with the highest snowfall is January (8.46").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Gassaway, WV
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (16.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Gassaway, 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 4min
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
Gassaway, WV
- Average sunshine days in September: 12.6 days
The month with the most sunshine days is October (14.3 days).
The months with the least sunshine days are January and February (7.3 days).
Average UV index in September
Gassaway, WV
- Average UV index in September: 4
The months with the highest UV index are 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
Gassaway, WV
- Average cloud cover in September: 37
The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in September
Gassaway, WV
- Average visibility in September: 5mi
The months with the highest visibility are April and November (6mi).
The month with the lowest visibility is January (4mi).
Gassaway, West Virginia, USA
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