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 the onset of September, Dyke experiences a modest temperature adjustment, with the average high-temperature gently receding from a warm 85.6°F (29.8°C) in August to a still moderately hot 78.6°F (25.9°C). The nighttime temperature dips to a refreshing 58.5°F (14.7°C) on average during September.Humidity
The months with the highest humidity are May, September, October and December, with an average relative humidity of 76%.Rainfall
In September, the rain falls for 14.1 days. Throughout September, 2.05" (52mm) of precipitation is accumulated. Throughout the year, there are 155.9 rainfall days, and 27.99" (711mm) of precipitation is accumulated.Snowfall
In Dyke, snow does not fall in May through October.Daylight
In Dyke, the average length of the day in September is 12h and 25min.On the first day of September in Dyke, sunrise is at 6:44 am and sunset at 7:43 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 6:58 pm EDT.
Sunshine
The average sunshine in September is 8.7h.UV index
The average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: The average daily UV index of 5 in September transforms into the following instructions:
Be vigilant - Suggestions to stave off sun damage are provided. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature?
What is the most humid month?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
What is the average length of the day in September?
When are sunrise and sunset in September?
How many hours of sunshine does Dyke have in September?
How high is the UV index in September?
Average temperature in September
Dyke, VA
- Average high temperature in September: 78.6°F
The warmest month (with the highest average high temperature) is July (88.2°F).
The month with the lowest average high temperature is January (41.5°F).
- Average low temperature in September: 58.5°F
The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).
Average pressure in September
Dyke, VA
- Average pressure in September: 30.05"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in September
Dyke, VA
- Average wind speed in September: 4.6mph
The windiest month (with the highest average wind speed) is April (6.3mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in September
Dyke, VA
- Average humidity in September: 76%
The months with the highest relative humidity are May, September, October and December (76%).
The month with the lowest relative humidity is July (71%).
Average rainfall in September
Dyke, VA
- Average rainfall in September: 2.05"
The wettest months (with the highest rainfall) are April and May (2.91").
The driest month (with the least rainfall) is January (1.69").
Average rainfall days in September
Dyke, VA
- Average rainfall days in September: 14.1 days
The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is November (8.9 days).
Average snowfall in September
Dyke, VA
- Average snowfall in September: 0"
The month with the highest snowfall is March (3.07").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Dyke, VA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (4.6 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Dyke, VA
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in September: 8h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The months with the least sunshine are January and December (Average sunshine: 5h and 24min).
Average sunshine days in September
Dyke, VA
- Average sunshine days in September: 13.8 days
The month with the most sunshine days is December (19.9 days).
The month with the least sunshine days is May (11.4 days).
Average UV index in September
Dyke, VA
- Average UV index in September: 5
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
Dyke, VA
- Average cloud cover in September: 39
The month with the most cloud cover is March (Cloud cover 45).
The months with the least cloud cover are June and July (Cloud cover 31).
Average visibility in September
Dyke, VA
- Average visibility in September: 5mi
The months with the highest visibility are February, March, April, June, July, August and November (6mi).
The months with the lowest visibility are January, May, September, October and December (5mi).
Dyke, Virginia, USA
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