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
The arrival of September corresponds with a minor reduction in the average high-temperature, down from August's 80.6°F (27°C) to a still moderately hot 74.5°F (23.6°C). Nighttime temperatures throughout September in Sandstone register a significant deviation from the day's highs, averaging at a fresh 52.3°F (11.3°C).Humidity
In Sandstone, West Virginia, the average relative humidity in September is 80%.Rainfall
September is the month with the least rainfall. Rain falls for 14.1 days and accumulates 1.34" (34mm) of precipitation.Snowfall
In Sandstone, snow does not fall in June through September.Daylight
In September, the average length of the day in Sandstone, West Virginia, is 12h and 25min.On the first day of the month, sunrise is at 6:54 am and sunset at 7:52 pm. On the last day of September, sunrise is at 7:18 am and sunset at 7:07 pm EDT.
Sunshine
In September, the average sunshine is 8.2h.UV index
The average daily maximum UV index in September in Sandstone is 4. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the average person.Note: In September, a daily maximum UV index of 4 leads to the following instructions:
Exercise care. People with light skin might get burns in fewer than 30 minutes. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
Frequently asked questions
What are the temperatures in Sandstone in September?
What is the average humidity in September in Sandstone?
What is the driest month in Sandstone?
How many days does it rain in September in Sandstone?
When it does not snow in Sandstone?
Does it snow in Sandstone in September?
What is the average length of the day in September in Sandstone?
When is the sunrise / sunset in September in Sandstone?
How long on average sun shines in September in Sandstone?
What is the UV index intensity in September in Sandstone?
Average temperature in September
Sandstone, WV
- Average high temperature in September: 74.5°F
The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (37.2°F).
- Average low temperature in September: 52.3°F
The month with the highest average low temperature is July (58.3°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).
Average pressure in September
Sandstone, 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
Sandstone, WV
- Average wind speed in September: 4.5mph
The windiest months (with the highest average wind speed) are January and February (7.5mph).
The calmest month (with the lowest average wind speed) is August (4mph).
Average humidity in September
Sandstone, WV
- Average humidity in September: 80%
The month with the highest relative humidity is February (83%).
The months with the lowest relative humidity are June, July and November (78%).
Average rainfall in September
Sandstone, WV
- Average rainfall in September: 1.34"
The wettest month (with the highest rainfall) is May (2.8").
The driest month (with the least rainfall) is September (1.34").
Average rainfall days in September
Sandstone, WV
- Average rainfall days in September: 14.1 days
The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is November (9.2 days).
Average snowfall in September
Sandstone, WV
- Average snowfall in September: 0"
The month with the highest snowfall is March (3.74").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Sandstone, WV
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (9.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Sandstone, WV
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in September: 8h and 1min
The months with the most sunshine are June, July and August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in September
Sandstone, WV
- Average sunshine days in September: 12.7 days
The month with the most sunshine days is October (18.6 days).
The month with the least sunshine days is May (10 days).
Average UV index in September
Sandstone, WV
- Average UV index in September: 4
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Sandstone, WV
- Average cloud cover in September: 44
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is July (Cloud cover 39).
Average visibility in September
Sandstone, WV
- Average visibility in September: 4mi
The months with the highest visibility are January, February, March, April, June, July, August, October, November and December (5mi).
The months with the lowest visibility are May and September (4mi).
Sandstone, West Virginia, USA
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