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
Transition into September subtly marks a drop in the average high-temperature, moderately moving from 84.2°F (29°C) in August to a still moderately hot 78.6°F (25.9°C). September brings East Flat Rock a consistent average low-temperature of 57.6°F (14.2°C).Humidity
The average relative humidity in September in East Flat Rock is 76%.Rainfall
The month with the least rainfall is September, when the rain falls for 14.1 days and typically collects 1.97" (50mm) of precipitation.Snowfall
May through October are months without snowfall.Daylight
In East Flat Rock, the average length of the day in September is 12h and 23min.On the first day of September in East Flat Rock, sunrise is at 7:02 am and sunset at 7:56 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 7:14 pm EDT.
Sunshine
In East Flat Rock, the average sunshine in September is 8.5h.UV index
The average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the ordinary person.Note: In September, the UV index of 5 transforms into the following advice:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
Frequently asked questions
What is the temperature in September in East Flat Rock?
What is the average humidity in September in East Flat Rock?
What is the driest month in East Flat Rock?
How many days does it rain in September in East Flat Rock?
When it does not snow in East Flat Rock?
What is the average length of the day in September in East Flat Rock?
When are sunrise and sunset in September in East Flat Rock?
How many hours of sunshine does East Flat Rock have in September?
What is the UV index intensity in September in East Flat Rock?
Average temperature in September
East Flat Rock, NC
- Average high temperature in September: 78.6°F
The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (45.5°F).
- Average low temperature in September: 57.6°F
The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (29.3°F).
Average pressure in September
East Flat Rock, NC
- Average pressure in September: 30.04"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
East Flat Rock, NC
- Average wind speed in September: 4.1mph
The windiest month (with the highest average wind speed) is April (6.3mph).
The calmest month (with the lowest average wind speed) is August (3.6mph).
Average humidity in September
East Flat Rock, NC
- Average humidity in September: 76%
The months with the highest relative humidity are May and December (77%).
The months with the lowest relative humidity are January, July and November (73%).
Average rainfall in September
East Flat Rock, NC
- Average rainfall in September: 1.97"
The wettest month (with the highest rainfall) is December (3.9").
The driest month (with the least rainfall) is September (1.97").
Average rainfall days in September
East Flat Rock, NC
- Average rainfall days in September: 14.1 days
The month with the highest number of rainy days is July (19.9 days).
The month with the least rainy days is November (9 days).
Average snowfall in September
East Flat Rock, NC
- Average snowfall in September: 0"
The month with the highest snowfall is December (4.72").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
East Flat Rock, NC
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (3.9 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
East Flat Rock, NC
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in September: 8h and 3min
The month with the most sunshine is June (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).
Average sunshine days in September
East Flat Rock, NC
- Average sunshine days in September: 13.7 days
The months with the most sunshine days are October and November (19.3 days).
The month with the least sunshine days is July (7.9 days).
Average UV index in September
East Flat Rock, NC
- Average UV index in September: 5
The months with the highest UV index are 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
East Flat Rock, NC
- Average cloud cover in September: 33
The month with the most cloud cover is March (Cloud cover 41).
The month with the least cloud cover is June (Cloud cover 29).
Average visibility in September
East Flat Rock, NC
- Average visibility in September: 5mi
The months with the highest visibility are February, March, April, June, July, August, October and November (6mi).
The months with the lowest visibility are January, May, September and December (5mi).
East Flat Rock, North Carolina, USA
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