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
A subtle change in temperatures is noted as August gives way to September, with average highs reducing from 80.6°F (27°C) to a still warm 74.5°F (23.6°C). Throughout September, Sandstone braces for a considerable drop from daytime highs, with an average low-temperature of 52.3°F (11.3°C).Humidity
The average relative humidity in September is 80%.Rainfall
The month with the least rainfall is September, when the rain falls for 14.1 days and typically collects 1.34" (34mm) of precipitation.Snowfall
In Sandstone, snow does not fall in June through September.Daylight
In Sandstone, the average length of the day in September is 12h and 25min.On the first day of September, sunrise is at 6:54 am and sunset at 7:52 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 7:07 pm EDT.
Sunshine
The average sunshine in September in Sandstone is 8.2h.UV index
In Sandstone, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for average individuals.Note: In September, the maximum UV index of 4 transforms into these recommendations:
Exercise prevention - Warding off sunburn is urged. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
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?
How much does it rain in September?
When it does not snow?
Does it snow in September?
What is the average length of the day in September?
When are sunrise and sunset in September?
How long on average sun shines in September?
What is the UV index intensity in September?
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
Weather forecast for your location
2. Allow the app to use your location