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 is characterized by a slight reduction in average high-temperature, easing from a hot 87.4°F (30.8°C) in August to a warm 80.8°F (27.1°C). Throughout September, an average low-temperature of 61.7°F (16.5°C) is expected in Lunenburg.Heat index
The heat index for September is evaluated at 84.2°F (29°C). One might feel worn out with persistent exposure and activity, resulting in heat cramps.Heat index values are typically calculated for conditions of shade and a light breeze. The heat index values could be amplified by up to 15 Fahrenheit (8 Celsius) degrees in direct sunlight.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is a metric representing the sensation of warmth when air temperature and moisture come together. Factors encompassing physical activity, clothing, and metabolic differences have a role in shaping the individual's impression of temperature. Exposure to direct sun rays can influence the heat you feel, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Young individuals usually face more risks than adults due to their lower sweat production. Their large skin surface area relative to their tiny bodies and high heat production from their activities adds to their risk.
Humidity
In September, the average relative humidity in Lunenburg is 75%.Rainfall
The month with the least rainfall in Lunenburg is September, when the rain falls for 12.1 days and typically collects 1.77" (45mm) of precipitation.Snowfall
May through September are months without snowfall in Lunenburg.Daylight
The average length of the day in September in Lunenburg is 12h and 25min.On the first day of September, sunrise is at 6:44 am and sunset at 7:41 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 6:57 pm EDT.
Sunshine
The average sunshine in September in Lunenburg is 8.6h.UV index
In September, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the average person.Note: The UV index of 5 during September translates into the following guidance:
Adopt protective measures - Suggestions to resist sunburn are offered. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Experience reduced UV exposure by about half when donning a wide-brim hat.
Frequently asked questions
What is the average September temperature in Lunenburg?
What is the average humidity in September in Lunenburg?
What is the driest month in Lunenburg?
How much does it rain in Lunenburg in September?
When it does not snow in Lunenburg?
Does it snow in Lunenburg in September?
What is the average length of the day in September in Lunenburg?
When is the sunrise / sunset in September in Lunenburg?
How long on average sun shines in September in Lunenburg?
How high is the UV index in September in Lunenburg?
Average temperature in September
Lunenburg, VA
- Average high temperature in September: 80.8°F
The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (45.1°F).
- Average low temperature in September: 61.7°F
The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (29.8°F).
Average pressure in September
Lunenburg, VA
- Average pressure in September: 30.04"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
Lunenburg, VA
- Average wind speed in September: 5.6mph
The windiest month (with the highest average wind speed) is April (7.6mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).
Average humidity in September
Lunenburg, VA
- Average humidity in September: 75%
The month with the highest relative humidity is December (79%).
The month with the lowest relative humidity is July (70%).
Average rainfall in September
Lunenburg, VA
- Average rainfall in September: 1.77"
The wettest month (with the highest rainfall) is May (2.95").
The driest month (with the least rainfall) is September (1.77").
Average rainfall days in September
Lunenburg, VA
- Average rainfall days in September: 12.1 days
The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is November (9.8 days).
Average snowfall in September
Lunenburg, VA
- Average snowfall in September: 0"
The month with the highest snowfall is January (2.36").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Lunenburg, VA
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and February (3.1 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
Lunenburg, 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 42min).
- Average sunshine in September: 8h and 4min
The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).
Average sunshine days in September
Lunenburg, VA
- Average sunshine days in September: 17.3 days
The month with the most sunshine days is October (19 days).
The month with the least sunshine days is July (11.3 days).
Average UV index in September
Lunenburg, 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 and December (UV index 2).
Average cloud cover in September
Lunenburg, VA
- Average cloud cover in September: 41
The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in September
Lunenburg, VA
- Average visibility in September: 5mi
The months with the highest visibility are January, February, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are May and September (5mi).
Lunenburg, Virginia, USA
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