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 beginning of September subtly marks a decrease in the average high-temperature, transitioning from a tropical 88°F (31.1°C) in August to a moderately hot 81.5°F (27.5°C). Throughout the nights in September, an average low-temperature of 61.7°F (16.5°C) is noted.Heat index
September's average heat index is computed to be a hot 86°F (30°C). If one persists in activity during exposure, it could induce weariness and subsequently, heat cramps.Heat index details are generally centered around shaded locations and a mild breeze. Heat index values have the potential to be boosted by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is an amalgamation of air temperature and humidity to express the equivalent perceived temperature. The influence of weather can be personal, changing with an individual's body mass, height, and level of physical exertion. Direct sun rays have a notable impact on perceived temperature, which can raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Younglings frequently fail to recognize the requirement to rest and rehydrate. Thirst emerges late in dehydration - it is imperative to keep hydration levels high, particularly during extended physical exertions.
Humidity
In Denver, the average relative humidity in September is 74%.Rainfall
In Denver, in September, during 13.5 rainfall days, 2.32" (59mm) of precipitation is typically accumulated. Throughout the year, there are 158.1 rainfall days, and 31.81" (808mm) of precipitation is accumulated.Snowfall
In Denver, snow does not fall in April through October.Daylight
In Denver, the average length of the day in September is 12h and 23min.On the first day of September, sunrise is at 6:56 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 7:08 pm EDT.
Sunshine
In Denver, the average sunshine in September is 8.5h.UV index
In September, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for average individuals.Note: The maximum UV index, 5 during September, leads to the following recommendations:
Prioritize safety - Recommendations to avert sunburn are shared. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Opt for tightly woven and loose clothing to enhance protection from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Denver?
What is the average humidity in September in Denver?
How much does it rain in September?
When it does not snow?
How many hours of daylight does Denver have in September?
What time are sunrise and sunset in September?
How long on average sun shines in September?
How high is the UV index in September?
Average temperature in September
Denver, NC
- Average high temperature in September: 81.5°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 (46.9°F).
- Average low temperature in September: 61.7°F
The month with the highest average low temperature is July (67.8°F).
The coldest month (with the lowest average low temperature) is January (31.3°F).
Average pressure in September
Denver, NC
- Average pressure in September: 30.05"Hg
The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in September
Denver, NC
- Average wind speed in September: 4.8mph
The windiest month (with the highest average wind speed) is April (7.1mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in September
Denver, NC
- Average humidity in September: 74%
The months with the highest relative humidity are May and December (76%).
The month with the lowest relative humidity is July (70%).
Average rainfall in September
Denver, NC
- Average rainfall in September: 2.32"
The wettest month (with the highest rainfall) is August (3.39").
The driest month (with the least rainfall) is October (1.89").
Average rainfall days in September
Denver, NC
- Average rainfall days in September: 13.5 days
The month with the highest number of rainy days is July (17.7 days).
The month with the least rainy days is November (9 days).
Average snowfall in September
Denver, NC
- Average snowfall in September: 0"
The month with the highest snowfall is December (1.97").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Denver, NC
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2 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
Denver, 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 July (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).
Average sunshine days in September
Denver, NC
- Average sunshine days in September: 15.1 days
The month with the most sunshine days is October (20.2 days).
The month with the least sunshine days is July (11.3 days).
Average UV index in September
Denver, 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 and December (UV index 2).
Average cloud cover in September
Denver, NC
- Average cloud cover in September: 35
The months with the most cloud cover are February, March and December (Cloud cover 43).
The months with the least cloud cover are June and July (Cloud cover 30).
Average visibility in September
Denver, 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).
Denver, North Carolina, USA
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