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
Oyster experiences a transition to a still warm 76.8°F (24.9°C) in average high-temperatures with the arrival of September, not greatly differing from August's 81.7°F (27.6°C). During September, Oyster perceives a slight decrease in temperature from daytime highs, settling at an average low of 70.9°F (21.6°C).Humidity
The average relative humidity in September is 75%.Rainfall
In Oyster, in September, it is raining for 11.6 days, with typically 1.34" (34mm) of accumulated precipitation. In Oyster, during the entire year, the rain falls for 131.1 days and collects up to 13.54" (344mm) of precipitation.Snowfall
April through December are months without snowfall.Daylight
In Oyster, the average length of the day in September is 12h and 25min.On the first day of the month, sunrise is at 6:34 am and sunset at 7:32 pm. On the last day of September, sunrise is at 6:58 am and sunset at 6:48 pm EDT.
Sunshine
The average sunshine in September is 9.5h.UV index
In September, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the average person.Note: The maximum UV index, 5 during September, leads to the following recommendations:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. It's recommended to limit sun exposure when its radiation is at its peak during midday. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in September?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
How many hours of daylight does Oyster have in September?
What time are sunrise and sunset in September?
How many hours of sunshine does Oyster have in September?
What is the UV index intensity in September?
Average temperature in September
Oyster, VA
- Average high temperature in September: 76.8°F
The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is January (44.2°F).
- Average low temperature in September: 70.9°F
The month with the highest average low temperature is July (75.9°F).
The coldest month (with the lowest average low temperature) is January (36.5°F).
Average pressure in September
Oyster, VA
- Average pressure in September: 30.03"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in September
Oyster, VA
- Average wind speed in September: 11.5mph
The windiest months (with the highest average wind speed) are January and March (13.4mph).
The calmest month (with the lowest average wind speed) is August (9.7mph).
Average humidity in September
Oyster, VA
- Average humidity in September: 75%
The month with the highest relative humidity is May (79%).
The months with the lowest relative humidity are January, October and November (74%).
Average rainfall in September
Oyster, VA
- Average rainfall in September: 1.34"
The wettest month (with the highest rainfall) is August (1.69").
The driest month (with the least rainfall) is November (0.71").
Average rainfall days in September
Oyster, VA
- Average rainfall days in September: 11.6 days
The month with the highest number of rainy days is August (15.1 days).
The months with the least rainy days are January and October (7.5 days).
Average snowfall in September
Oyster, VA
- Average snowfall in September: 0"
The month with the highest snowfall is February (0.24").
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0").
Average snowfall days in September
Oyster, VA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1.6 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
Oyster, VA
- 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: 9h and 3min
The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is February (Average sunshine: 5h and 18min).
Average sunshine days in September
Oyster, VA
- Average sunshine days in September: 16.4 days
The month with the most sunshine days is October (20.9 days).
The month with the least sunshine days is August (12.7 days).
Average UV index in September
Oyster, VA
- Average UV index in September: 5
The months with the highest UV index are July and August (UV index 7).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in September
Oyster, VA
- Average cloud cover in September: 31
The month with the most cloud cover is March (Cloud cover 44).
The month with the least cloud cover is July (Cloud cover 25).
Average visibility in September
Oyster, VA
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Oyster, Virginia, USA
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