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
Boonville in September experiences a gentle temperature dip, with average high-temperatures reducing from 85.1°F (29.5°C) in August to a still warm 78.3°F (25.7°C). Boonville experiences a mean temperature of 58.1°F (14.5°C) during September nights.Humidity
The months with the highest humidity are May, September and December, with an average relative humidity of 76%.Rainfall
September and October are months with the least rain when the rain falls for 14.2 days and typically aggregates up to 2.13" (54mm) of rain.Snowfall
In Boonville, snow does not fall in May through October.Daylight
In September, the average length of the day is 12h and 24min.On the first day of the month, sunrise is at 6:54 am and sunset at 7:50 pm. On the last day of September, sunrise is at 7:17 am and sunset at 7:07 pm EDT.
Sunshine
In September, the average sunshine is 8.6h.UV index
In Boonville, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the average person.Note: During September, 5 as the daily maximum UV index converts into the following advice:
Guard yourself - An obligation to protect skin and eyes from harm exists. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in September?
What is the most humid month?
What is the average humidity in September?
What is the driest month?
How much does it rain in Boonville in September?
When it does not snow?
What is the average length of the day in September in Boonville?
When is the sunrise / sunset in September?
How many hours of sunshine does Boonville have in September?
What is the UV index intensity in September in Boonville?
Average temperature in September
Boonville, NC
- Average high temperature in September: 78.3°F
The warmest month (with the highest average high temperature) is July (86.7°F).
The month with the lowest average high temperature is January (43.5°F).
- Average low temperature in September: 58.1°F
The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (28.9°F).
Average pressure in September
Boonville, NC
- 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
Boonville, NC
- Average wind speed in September: 4.6mph
The windiest month (with the highest average wind speed) is April (7mph).
The calmest month (with the lowest average wind speed) is August (4mph).
Average humidity in September
Boonville, NC
- Average humidity in September: 76%
The months with the highest relative humidity are May, September and December (76%).
The month with the lowest relative humidity is July (71%).
Average rainfall in September
Boonville, NC
- Average rainfall in September: 2.13"
The wettest month (with the highest rainfall) is April (3.46").
The driest months (with the least rainfall) are September and October (2.13").
Average rainfall days in September
Boonville, NC
- Average rainfall days in September: 14.2 days
The month with the highest number of rainy days is July (18 days).
The month with the least rainy days is November (8.8 days).
Average snowfall in September
Boonville, NC
- Average snowfall in September: 0"
The month with the highest snowfall is December (2.68").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Boonville, NC
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2.8 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
Boonville, 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 42min).
- Average sunshine in September: 8h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 54min).
The months with the least sunshine are January and December (Average sunshine: 5h and 36min).
Average sunshine days in September
Boonville, NC
- Average sunshine days in September: 14.6 days
The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is May (11.3 days).
Average UV index in September
Boonville, NC
- 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
Boonville, NC
- Average cloud cover in September: 35
The months with the most cloud cover are February and March (Cloud cover 42).
The months with the least cloud cover are June and July (Cloud cover 29).
Average visibility in September
Boonville, NC
- 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).
Boonville, North Carolina, USA
Weather forecast for your location
2. Allow the app to use your location