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 Louther, the average high-temperature in September gently drops from a warm 84.7°F (29.3°C) in August to a still moderately hot 77.9°F (25.5°C). September nights experience a consistent temperature drop to a refreshing 57°F (13.9°C).Humidity
In Louther, 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 0.71" (18mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
In Louther, the average length of the day in September is 12h and 26min.On the first day of September, sunrise is at 6:55 am and sunset at 7:56 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 7:10 pm EDT.
Sunshine
The average sunshine in September is 8.3h.UV index
In Louther, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for average individuals.Note: A maximum UV index of 4 in September translates into the following recommendations:
Guard yourself - Avoiding sunburn is suggested. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September?
What is the average humidity in September?
What is the driest month in Louther?
How many days does it rain in September?
When it does not snow?
Does it snow in September?
How many hours of daylight does Louther have in September?
When is the sunrise / sunset in September?
How many hours of sunshine does Louther have in September?
What is the UV index reading in September?
Average temperature in September
Louther, WV
- Average high temperature in September: 77.9°F
The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (37.9°F).
- Average low temperature in September: 57°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 (24.3°F).
Average pressure in September
Louther, 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
Louther, WV
- Average wind speed in September: 4.5mph
The windiest month (with the highest average wind speed) is February (6.8mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in September
Louther, WV
- Average humidity in September: 77%
The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is August (75%).
Average rainfall in September
Louther, WV
- Average rainfall in September: 0.71"
The wettest month (with the highest rainfall) is May (2.01").
The driest month (with the least rainfall) is September (0.71").
Average rainfall days in September
Louther, WV
- Average rainfall days in September: 10.8 days
The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is November (8.3 days).
Average snowfall in September
Louther, WV
- Average snowfall in September: 0"
The month with the highest snowfall is January (1.42").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Louther, WV
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (9.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Louther, 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 24min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in September
Louther, WV
- Average sunshine days in September: 16.1 days
The month with the most sunshine days is November (19.4 days).
The month with the least sunshine days is May (10.1 days).
Average UV index in September
Louther, 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
Louther, WV
- Average cloud cover in September: 36
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in September
Louther, 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).
Louther, West Virginia, USA
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