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 September's onset, the weather reveals a slight temperature decrease, transitioning from a moderately hot 84.2°F (29°C) in August to a still warm 77.9°F (25.5°C). Throughout September, Rockport records an average temperature of 56.7°F (13.7°C) at night.Humidity
In Rockport, West Virginia, the average relative humidity in September is 77%.Rainfall
September is the month with the least rainfall. Rain falls for 12.3 days and accumulates 1.54" (39mm) of precipitation.Snowfall
May through September are months without snowfall in Rockport.Daylight
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 7:09 pm EDT.
Sunshine
The average sunshine in September is 8.3h.UV index
In September, the average daily maximum UV index in Rockport is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: An average maximum UV index of 4 in September leads to these recommendations:
Take precautions - Protection against sunburn is recommended. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
Frequently asked questions
What is the average September temperature in Rockport?
What is the average humidity in September in Rockport?
What is the driest month in Rockport?
How much does it rain in Rockport in September?
When it does not snow in Rockport?
Does it snow in Rockport in September?
What is the average length of the day in September in Rockport?
When are sunrise and sunset in September in Rockport?
How long on average sun shines in September in Rockport?
How high is the UV index in September in Rockport?
Average temperature in September
Rockport, WV
- Average high temperature in September: 77.9°F
The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (36.9°F).
- Average low temperature in September: 56.7°F
The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).
Average pressure in September
Rockport, WV
- Average pressure in September: 30.05"Hg
The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in September
Rockport, WV
- Average wind speed in September: 4.7mph
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
Rockport, WV
- Average humidity in September: 77%
The months with the highest relative humidity are January, February and December (82%).
The month with the lowest relative humidity is August (75%).
Average rainfall in September
Rockport, WV
- Average rainfall in September: 1.54"
The wettest month (with the highest rainfall) is May (3.39").
The driest month (with the least rainfall) is September (1.54").
Average rainfall days in September
Rockport, WV
- Average rainfall days in September: 12.3 days
The month with the highest number of rainy days is May (19 days).
The month with the least rainy days is November (10.1 days).
Average snowfall in September
Rockport, WV
- Average snowfall in September: 0"
The month with the highest snowfall is January (3.46").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Rockport, WV
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (13.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Rockport, 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 2min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in September
Rockport, WV
- Average sunshine days in September: 14.8 days
The month with the most sunshine days is November (17.8 days).
The month with the least sunshine days is February (9.6 days).
Average UV index in September
Rockport, 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
Rockport, WV
- Average cloud cover in September: 38
The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in September
Rockport, WV
- Average visibility in September: 5mi
The months with the highest visibility are April and November (6mi).
The month with the lowest visibility is January (4mi).
Rockport, West Virginia, USA
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