September weather forecastHiltons, VA
September
Weather in September
September, the first month of the autumn in Hiltons, is still a warm month, with an average temperature varying between 79.5°F (26.4°C) and 56.3°F (13.5°C).Temperature
September's arrival shows an average high-temperature of a still warm 79.5°F (26.4°C), hardly different from the previous month. Hiltons anticipates a considerable drop in temperature at night in September, with an average low of 56.3°F (13.5°C).Humidity
June through September and November, with an average relative humidity of 75%, are the least humid months in Hiltons, Virginia.Rainfall
September is the month with the least rainfall. Rain falls for 14 days and accumulates 1.57" (40mm) of precipitation.Snowfall
In Hiltons, snow does not fall in May through September.Daylight
In Hiltons, the average length of the day in September is 12h and 24min.On the first day of September, sunrise is at 7:01 am and sunset at 7:57 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 7:14 pm EDT.
Sunshine
The average sunshine in September is 8.7h.UV index
In Hiltons, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: The maximum UV index of 4 during September leads to these instructions:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Hiltons, VA
- Average high temperature in September: 79.5°F
The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is January (42.1°F).
- Average low temperature in September: 56.3°F
The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is January (27.1°F).
Average pressure in September
Hiltons, VA
- Average pressure in September: 30.06"Hg
The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).
Average wind speed in September
Hiltons, VA
- Average wind speed in September: 4mph
The windiest month (with the highest average wind speed) is April (6.5mph).
The calmest month (with the lowest average wind speed) is August (3.8mph).
Average humidity in September
Hiltons, VA
- Average humidity in September: 75%
The months with the highest relative humidity are February and December (79%).
The months with the lowest relative humidity are June, July, August, September and November (75%).
Average rainfall in September
Hiltons, VA
- Average rainfall in September: 1.57"
The wettest month (with the highest rainfall) is February (3.82").
The driest month (with the least rainfall) is September (1.57").
Average rainfall days in September
Hiltons, VA
- Average rainfall days in September: 14 days
The month with the highest number of rainy days is July (19.8 days).
The month with the least rainy days is November (11.6 days).
Average snowfall in September
Hiltons, VA
- Average snowfall in September: 0"
The month with the highest snowfall is December (3.5").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Hiltons, VA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (9.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Hiltons, VA
- Average daylight in September: 12h and 24min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in September: 8h and 42min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 48min).
Average sunshine days in September
Hiltons, VA
- Average sunshine days in September: 13.2 days
The months with the most sunshine days are October and November (16.3 days).
The month with the least sunshine days is February (9.1 days).
Average UV index in September
Hiltons, VA
- Average UV index in September: 4
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
Hiltons, VA
- Average cloud cover in September: 31
The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in September
Hiltons, VA
- Average visibility in September: 6mi
The months with the highest visibility are April, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March, May and December (5mi).
