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
September ushers in a minute temperature change, with average high-temperatures reducing from August's warm 82.4°F (28°C) to a still moderately hot 76.5°F (24.7°C). Rock Creek's average low-temperature for the month of September denotes a significant decline from the daily high, recording at a cool 54.1°F (12.3°C).Humidity
The average relative humidity in September is 78%.Rainfall
September is the month with the least rainfall in Rock Creek. Rain falls for 10.8 days and accumulates 0.71" (18mm) of precipitation.Snowfall
June through September are months without snowfall in Rock Creek.Daylight
The average length of the day in September in Rock Creek, West Virginia, is 12h and 25min.On the first day of the month, sunrise is at 6:56 am and sunset at 7:54 pm. On the last day of September, sunrise is at 7:21 am and sunset at 7:09 pm EDT.
Sunshine
In September, the average sunshine in Rock Creek, West Virginia, is 8.3h.UV index
In September, the average daily maximum UV index in Rock Creek is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for average individuals.Note: In September, the UV index of 4 transforms into the following advice:
Take precautions - Protection against sunburn is recommended. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Frequently asked questions
What is the average September temperature in Rock Creek?
What is the average humidity in September in Rock Creek?
What is the driest month in Rock Creek?
How many days does it rain in September in Rock Creek?
When it does not snow in Rock Creek?
Does it snow in Rock Creek in September?
What is the average length of the day in September in Rock Creek?
When is the sunrise / sunset in September in Rock Creek?
How long on average sun shines in September in Rock Creek?
How high is the UV index in September in Rock Creek?
Average temperature in September
Rock Creek, WV
- Average high temperature in September: 76.5°F
The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (38.7°F).
- Average low temperature in September: 54.1°F
The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (24.4°F).
Average pressure in September
Rock Creek, 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
Rock Creek, WV
- Average wind speed in September: 4.3mph
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
Rock Creek, WV
- Average humidity in September: 78%
The month with the highest relative humidity is February (83%).
The months with the lowest relative humidity are April, June, July, August and November (77%).
Average rainfall in September
Rock Creek, WV
- Average rainfall in September: 0.71"
The wettest month (with the highest rainfall) is May (1.85").
The driest month (with the least rainfall) is September (0.71").
Average rainfall days in September
Rock Creek, WV
- Average rainfall days in September: 10.8 days
The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is November (7.8 days).
Average snowfall in September
Rock Creek, WV
- Average snowfall in September: 0"
The month with the highest snowfall is March (2.13").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Rock Creek, WV
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (8.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Rock Creek, 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 2min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in September
Rock Creek, WV
- Average sunshine days in September: 15.7 days
The month with the most sunshine days is November (20.2 days).
The month with the least sunshine days is May (12.6 days).
Average UV index in September
Rock Creek, 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
Rock Creek, WV
- Average cloud cover in September: 39
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in September
Rock Creek, 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).
Rock Creek, West Virginia, USA
Weather forecast for your location
2. Allow the app to use your location
