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 observes an average high-temperature of a still moderately hot 76.8°F (24.9°C), marking an insignificant difference from August's 81.7°F (27.6°C). Oyster, in the month of September, notes an average low temperature of 70.9°F (21.6°C), indicating a small decrease from the daytime highs.Humidity
The average relative humidity in September is 75%.Rainfall
In Oyster, during September, the rain falls for 11.6 days and regularly aggregates up to 1.34" (34mm) of precipitation. In Oyster, during the entire year, the rain falls for 131.1 days and collects up to 13.54" (344mm) of precipitation.Snowfall
In Oyster, snow does not fall in April through December.Daylight
The average length of the day in September is 12h and 25min.On the first day of September in Oyster, sunrise is at 6:34 am and sunset at 7:32 pm. On the last day of the month, sunrise is at 6:58 am and sunset at 6:48 pm EDT.
Sunshine
In Oyster, Virginia, the average sunshine in September is 9.5h.UV index
In Oyster, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the average person.Note: The daily high UV index of 5 during September translates into the following recommendations:
Take necessary precautions - Defending against sun damage is advocated. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Boost your sun resistance with garments that are densely woven yet spacious.
Frequently asked questions
What are September temperatures in Oyster?
What is the average humidity in September in Oyster?
How much does it rain in Oyster in September?
When it does not snow in Oyster?
How many hours of daylight does Oyster have in September?
When are sunrise and sunset in September in Oyster?
How many hours of sunshine does Oyster have in September?
How high is the UV index in September in Oyster?
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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