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
The arrival of September corresponds with a minor reduction in the average high-temperature, down from August's tropical 87.6°F (30.9°C) to a moderately hot 81.7°F (27.6°C). Nighttime temperature in Liberty lowers to an average of 62.6°F (17°C) in September.Heat index
The average heat index in September is calculated to be a hot 86°F (30°C). Uninterrupted exposure and activity might result in fatigue, potentially causing heat cramps.When considering the heat index, it's pivotal to note it is for shade and mild wind conditions. Direct sunlight can potentially boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', marries air temperature and humidity to produce a value illustrating perceived warmth. Additional elements including metabolic differences, the level of physical activity, and attire have a role in shaping the individual's temperature perception. Direct exposure to the sun's rays can enhance the felt temperature, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Typically, children face more danger than adults as they usually perspire less. Their larger skin surface relative to their small bodies and increased heat output from their activities enhance their risk.
Humidity
In Liberty, the average relative humidity in September is 75%.Rainfall
In September, in Liberty, the rain falls for 14.2 days. Throughout September, 2.48" (63mm) of precipitation is accumulated. Throughout the year, in Liberty, there are 164.9 rainfall days, and 32.01" (813mm) of precipitation is accumulated.Snowfall
April through October are months without snowfall in Liberty, North Carolina.Daylight
In September, the average length of the day is 12h and 23min.On the first day of September in Liberty, sunrise is at 6:50 am and sunset at 7:45 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 7:03 pm EDT.
Sunshine
The average sunshine in September is 8.9h.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 exposure to the Sun's UV rays for the average person.Note: The maximum daily UV index, 5 in September, converts into the following recommendations:
Take precautions - Protection against sun damage is advised. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Liberty in September?
What is the average humidity in September in Liberty?
How much does it rain in Liberty in September?
When it does not snow in Liberty?
What is the average length of the day in September in Liberty?
What time are sunrise and sunset in September in Liberty?
How long on average sun shines in September in Liberty?
What is the UV index reading in September in Liberty?
Average temperature in September
Liberty, NC
- Average high temperature in September: 81.7°F
The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (47.3°F).
- Average low temperature in September: 62.6°F
The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (31.3°F).
Average pressure in September
Liberty, NC
- Average pressure in September: 30.04"Hg
The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in September
Liberty, NC
- Average wind speed in September: 5.2mph
The windiest month (with the highest average wind speed) is April (7.3mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).
Average humidity in September
Liberty, NC
- Average humidity in September: 75%
The months with the highest relative humidity are May and December (77%).
The month with the lowest relative humidity is July (71%).
Average rainfall in September
Liberty, NC
- Average rainfall in September: 2.48"
The wettest month (with the highest rainfall) is May (3.54").
The driest month (with the least rainfall) is October (1.85").
Average rainfall days in September
Liberty, NC
- Average rainfall days in September: 14.2 days
The month with the highest number of rainy days is August (18.3 days).
The month with the least rainy days is November (9.5 days).
Average snowfall in September
Liberty, NC
- Average snowfall in September: 0"
The months with the highest snowfall are January and December (1.93").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Liberty, 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 April, May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Liberty, 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: 8h and 5min
The month with the most sunshine is July (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
Liberty, NC
- Average sunshine days in September: 13.8 days
The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is July (10.4 days).
Average UV index in September
Liberty, NC
- Average UV index in September: 5
The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in September
Liberty, NC
- Average cloud cover in September: 37
The months with the most cloud cover are February, March and December (Cloud cover 42).
The months with the least cloud cover are June and July (Cloud cover 31).
Average visibility in September
Liberty, 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).
Liberty, North Carolina, USA
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