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 the transition to September, Falls Mill observes a minor drop in the average high-temperature, shifting from 81.5°F (27.5°C) in August to a still warm 75.6°F (24.2°C). The average low-temperature during September nights is a fresh 54.5°F (12.5°C).Humidity
In Falls Mill, the average relative humidity in September is 78%.Rainfall
September is the month with the least rainfall in Falls Mill. Rain falls for 14.8 days and accumulates 1.93" (49mm) of precipitation.Snowfall
In Falls Mill, snow does not fall in June through September.Daylight
In September, the average length of the day is 12h and 26min.On the first day of September, sunrise is at 6:51 am and sunset at 7:52 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 7:06 pm EDT.
Sunshine
The average sunshine in September in Falls Mill, West Virginia, is 8.7h.UV index
In Falls Mill, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: In September, a regular UV index of 4 translates into these guidelines:
Undertake protective steps - Preventing sun damage is advised. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Frequently asked questions
What are the temperatures in Falls Mill in September?
What is the average humidity in September in Falls Mill?
What is the driest month in Falls Mill?
How much does it rain in Falls Mill in September?
When it does not snow in Falls Mill?
Does it snow in Falls Mill in September?
What is the average length of the day in September in Falls Mill?
What time are sunrise and sunset in September in Falls Mill?
How many hours of sunshine does Falls Mill have in September?
How high is the UV index in September in Falls Mill?
Average temperature in September
Falls Mill, 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
Falls Mill, 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
Falls Mill, 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
Falls Mill, 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
Falls Mill, 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
Falls Mill, 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
Falls Mill, 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
Falls Mill, 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
Falls Mill, 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
Falls Mill, 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
Falls Mill, 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
Falls Mill, 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
Falls Mill, 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).
Falls Mill, West Virginia, USA
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