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 registers an average high-temperature of a warm 81.3°F (27.4°C), slightly varied from August's 86.4°F (30.2°C). During the nights in September, Princeville experiences a consistent average temperature of 64.2°F (17.9°C).Heat index
The heat index value for September is calculated to be a tropical 86°F (30°C). Fatigue might occur with continuous exposure and activity, potentially causing heat cramps.The standards for the heat index are set for locations in shade and under light breezes. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is a measure of how hot it feels when the actual air humidity is factored in. The impact of weather is personal, differing among a variety of people based on differences in body mass, height, and the level of physical exertion. Taking into account that direct sunlight can boost the heat effect, the heat index may rise by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Youngsters typically face more danger than adults since they sweat less. Their larger skin surface compared to their small bodies and heightened heat production from their activities augment their vulnerability.
Humidity
May, August and September, with an average relative humidity of 78%, are the most humid months in Princeville.Rainfall
In Princeville, in September, during 13.5 rainfall days, 2.99" (76mm) of precipitation is typically accumulated. Throughout the year, there are 163.2 rainfall days, and 32.95" (837mm) of precipitation is accumulated.Snowfall
In Princeville, snow does not fall in April through November.Daylight
In Princeville, the average length of the day in September is 12h and 23min.On the first day of September, sunrise is at 6:42 am and sunset at 7:37 pm. On the last day of the month, sunrise is at 7:04 am and sunset at 6:54 pm EDT.
Sunshine
In Princeville, the average sunshine in September is 9h.UV index
The average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for average individuals.Note: In September, a daily UV index of 5 turns into the following recommendations:
Make use of precautions - Suggestions to resist sunburn are communicated. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures?
What are the most humid months?
What is the average humidity in September?
How much does it rain in September?
When it does not snow?
What is the average length of the day in September in Princeville?
What time are sunrise and sunset in September?
How many hours of sunshine does Princeville have in September?
What is the UV index reading in September?
Average temperature in September
Princeville, NC
- Average high temperature in September: 81.3°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 (48.2°F).
- Average low temperature in September: 64.2°F
The month with the highest average low temperature is July (70.9°F).
The coldest month (with the lowest average low temperature) is January (33.3°F).
Average pressure in September
Princeville, NC
- Average pressure in September: 30.03"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
Princeville, NC
- Average wind speed in September: 6.6mph
The windiest month (with the highest average wind speed) is April (9.1mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).
Average humidity in September
Princeville, NC
- Average humidity in September: 78%
The months with the highest relative humidity are May, August and September (78%).
The months with the lowest relative humidity are January, March, April and November (74%).
Average rainfall in September
Princeville, NC
- Average rainfall in September: 2.99"
The wettest month (with the highest rainfall) is August (3.5").
The driest month (with the least rainfall) is January (2.2").
Average rainfall days in September
Princeville, NC
- Average rainfall days in September: 13.5 days
The month with the highest number of rainy days is July (18.3 days).
The month with the least rainy days is November (9.3 days).
Average snowfall in September
Princeville, NC
- Average snowfall in September: 0"
The month with the highest snowfall is January (1.38").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in September
Princeville, NC
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1.8 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
Princeville, NC
- Average daylight in September: 12h and 2min
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 48min).
- Average sunshine in September: 9h and 0min
The month with the most sunshine is June (Average sunshine: 10h and 42min).
The months with the least sunshine are January and December (Average sunshine: 5h and 30min).
Average sunshine days in September
Princeville, NC
- Average sunshine days in September: 14.8 days
The month with the most sunshine days is November (19.1 days).
The month with the least sunshine days is July (10.2 days).
Average UV index in September
Princeville, NC
- Average UV index in September: 5
The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in September
Princeville, NC
- Average cloud cover in September: 37
The month with the most cloud cover is March (Cloud cover 43).
The month with the least cloud cover is June (Cloud cover 31).
Average visibility in September
Princeville, NC
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Princeville, North Carolina, USA
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