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
With the onset of September, the average high-temperature subtly recedes from August's 84°F (28.9°C) to a still moderately hot 77°F (25°C). During the month of September, an average temperature of 56.8°F (13.8°C) is noted during the nights.Humidity
In September, the average relative humidity is 77%.Rainfall
September is the month with the least rainfall in Mountain Mission. Rain falls for 12.1 days and accumulates 1.89" (48mm) of precipitation.Snowfall
June through October are months without snowfall.Daylight
The average length of the day in September is 12h and 26min.On the first day of September, sunrise is at 6:40 am and sunset at 7:41 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 6:54 pm EDT.
Sunshine
In Mountain Mission, the average sunshine in September is 8.9h.UV index
In Mountain Mission, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the ordinary person.Note: The maximum UV index of 4 during September translates into these guidelines:
Put precautions into practice - Ensuring skin and eye safety is a necessity. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Frequently asked questions
What are the temperatures in Mountain Mission in September?
What is the average humidity in September in Mountain Mission?
What is the driest month in Mountain Mission?
How much does it rain in Mountain Mission in September?
When it does not snow in Mountain Mission?
How many hours of daylight does Mountain Mission have in September?
When are sunrise and sunset in September in Mountain Mission?
How long on average sun shines in September in Mountain Mission?
What is the UV index intensity in September in Mountain Mission?
Average temperature in September
Mountain Mission, WV
- Average high temperature in September: 77°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: 56.8°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 (24.1°F).
Average pressure in September
Mountain Mission, WV
- Average pressure in September: 30.06"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in September
Mountain Mission, WV
- Average wind speed in September: 4.8mph
The windiest month (with the highest average wind speed) is March (7.3mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity in September
Mountain Mission, WV
- Average humidity in September: 77%
The months with the highest relative humidity are May, October and December (78%).
The month with the lowest relative humidity is July (73%).
Average rainfall in September
Mountain Mission, WV
- Average rainfall in September: 1.89"
The wettest months (with the highest rainfall) are May, July and August (3.15").
The driest month (with the least rainfall) is September (1.89").
Average rainfall days in September
Mountain Mission, WV
- Average rainfall days in September: 12.1 days
The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is January (9.2 days).
Average snowfall in September
Mountain Mission, WV
- Average snowfall in September: 0"
The month with the highest snowfall is January (4.17").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in September
Mountain Mission, WV
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (7.8 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Mountain Mission, WV
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in September: 8h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The months with the least sunshine are January, February and December (Average sunshine: 5h and 6min).
Average sunshine days in September
Mountain Mission, WV
- Average sunshine days in September: 15.2 days
The month with the most sunshine days is November (19 days).
The month with the least sunshine days is May (11.2 days).
Average UV index in September
Mountain Mission, 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, November and December (UV index 2).
Average cloud cover in September
Mountain Mission, WV
- Average cloud cover in September: 37
The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility in September
Mountain Mission, WV
- Average visibility in September: 5mi
The months with the highest visibility are February, March, April, June, July, August, November and December (6mi).
The months with the lowest visibility are January, May, September and October (5mi).
Mountain Mission, West Virginia, USA
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