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
In Lambs, the beginning of September is marked by a marginally lowered average high-temperature, shifting from August's tropical 86.9°F (30.5°C) to a warm 81.1°F (27.3°C). During the nights in September, Lambs observes an average low-temperature of 63.1°F (17.3°C).Heat index
September's average heat index is computed to be a tropical 86°F (30°C). Long-standing exposure and activity could induce a feeling of tiredness and lead to heat cramps.Heat index determinations are made taking into account the shade and light air movements. An exposure to direct sunlight may lift the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', integrates the air's temperature and its humidity to showcase the felt temperature by people. The influence of weather can be personal, changing with an individual's body mass, height, and level of physical exertion. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Children frequently underestimate the importance of resting and drinking fluids. Thirst is a symptom of advanced dehydration - hence the need to hydrate regularly, especially during protracted physical exercises.
Humidity
In September, the average relative humidity in Lambs is 78%.Rainfall
In Lambs, Virginia, during September, the rain falls for 10.9 days and regularly aggregates up to 1.18" (30mm) of precipitation. In Lambs, during the entire year, the rain falls for 132.9 days and collects up to 15.59" (396mm) of precipitation.Snowfall
April through October are months without snowfall in Lambs.Daylight
In September, the average length of the day is 12h and 25min.On the first day of the month, sunrise is at 6:40 am and sunset at 7:37 pm. On the last day of September, in Lambs, sunrise is at 7:04 am and sunset at 6:53 pm EDT.
Sunshine
The average sunshine in September is 8.6h.UV index
In September, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: During September, 5 as the daily maximum UV index converts into the following advice:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. When the Sun is at its strongest around midday, find shade and limit exposure. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Lambs in September?
What is the average humidity in September in Lambs?
How much does it rain in Lambs in September?
When it does not snow in Lambs?
How many hours of daylight does Lambs have in September?
What time are sunrise and sunset in September in Lambs?
How many hours of sunshine does Lambs have in September?
How high is the UV index in September in Lambs?
Average temperature in September
Lambs, VA
- Average high temperature in September: 81.1°F
The warmest month (with the highest average high temperature) is July (89.4°F).
The month with the lowest average high temperature is January (46°F).
- Average low temperature in September: 63.1°F
The month with the highest average low temperature is July (69.6°F).
The coldest month (with the lowest average low temperature) is January (30.9°F).
Average pressure in September
Lambs, VA
- Average pressure in September: 30.04"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
Lambs, VA
- Average wind speed in September: 6.1mph
The windiest month (with the highest average wind speed) is April (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in September
Lambs, VA
- Average humidity in September: 78%
The month with the highest relative humidity is December (79%).
The month with the lowest relative humidity is July (74%).
Average rainfall in September
Lambs, VA
- Average rainfall in September: 1.18"
The wettest month (with the highest rainfall) is August (2.13").
The driest month (with the least rainfall) is January (0.98").
Average rainfall days in September
Lambs, VA
- Average rainfall days in September: 10.9 days
The month with the highest number of rainy days is May (15.6 days).
The month with the least rainy days is November (7.5 days).
Average snowfall in September
Lambs, VA
- Average snowfall in September: 0"
The month with the highest snowfall is February (0.79").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Lambs, VA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2.5 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Lambs, 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 month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 5h and 12min).
Average sunshine days in September
Lambs, VA
- Average sunshine days in September: 16.5 days
The month with the most sunshine days is November (20.8 days).
The month with the least sunshine days is May (13.3 days).
Average UV index in September
Lambs, 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 and December (UV index 2).
Average cloud cover in September
Lambs, VA
- Average cloud cover in September: 41
The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 33).
Average visibility in September
Lambs, VA
- Average visibility in September: 5mi
The months with the highest visibility are January, February, March, April, June, July, October, November and December (6mi).
The months with the lowest visibility are May, August and September (5mi).
Lambs, Virginia, USA
Weather forecast for your location
2. Allow the app to use your location