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 observes an average high-temperature of a warm 81.5°F (27.5°C), marking an insignificant difference from August's 86.5°F (30.3°C). Throughout September, an average nighttime temperature of 64°F (17.8°C) is experienced in Middlesex.Heat index
During September, the heat index is estimated at a hot 87.8°F (31°C). Uninterrupted exposure and activity might result in fatigue, potentially causing heat cramps.Evaluating the heat index requires understanding its values in the shade and with gentle winds. The heat index could experience an increase of 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'real feel' or 'apparent temperature', represents the fusion of temperature and moisture in the air to suggest how warm it feels. A person's impression of weather can be affected by numerous aspects, among them metabolic variations, pregnancy, and activity levels. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Young ones often disregard the necessity to rest and hydrate. Thirst usually indicates advanced dehydration - hence, it is key to stay hydrated, particularly during ongoing physical activities.
Humidity
May, September and December, with an average relative humidity of 77%, are the most humid months.Rainfall
In Middlesex, in September, it is raining for 14.2 days, with typically 2.83" (72mm) of accumulated precipitation. Throughout the year, in Middlesex, there are 168.7 rainfall days, and 33.19" (843mm) of precipitation is accumulated.Snowfall
In Middlesex, snow does not fall in April through October.Daylight
In Middlesex, the average length of the day in September is 12h and 23min.On the first day of the month, sunrise is at 6:45 am and sunset at 7:39 pm. On the last day of September, in Middlesex, North Carolina, sunrise is at 7:07 am and sunset at 6:57 pm EDT.
Sunshine
In Middlesex, the average sunshine in September is 9.1h.UV index
In Middlesex, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for average individuals.Note: The daily high UV index of 5 in September translates into this advice:
Take measures. Individuals with light skin might experience burns in under 30 minutes. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Middlesex?
What is the most humid month in Middlesex?
What is the average humidity in September in Middlesex?
How many days does it rain in September in Middlesex?
When it does not snow in Middlesex?
How many hours of daylight does Middlesex have in September?
What time are sunrise and sunset in September in Middlesex?
How long on average sun shines in September in Middlesex?
What is the UV index intensity in September in Middlesex?
Average temperature in September
Middlesex, NC
- Average high temperature in September: 81.5°F
The warmest month (with the highest average high temperature) is July (88.9°F).
The month with the lowest average high temperature is January (48°F).
- Average low temperature in September: 64°F
The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (32.7°F).
Average pressure in September
Middlesex, NC
- Average pressure in September: 30.03"Hg
The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in September
Middlesex, NC
- Average wind speed in September: 6.2mph
The windiest month (with the highest average wind speed) is April (8.4mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).
Average humidity in September
Middlesex, NC
- Average humidity in September: 77%
The months with the highest relative humidity are May, September and December (77%).
The months with the lowest relative humidity are January and November (73%).
Average rainfall in September
Middlesex, NC
- Average rainfall in September: 2.83"
The wettest month (with the highest rainfall) is August (3.7").
The driest month (with the least rainfall) is October (2.2").
Average rainfall days in September
Middlesex, NC
- Average rainfall days in September: 14.2 days
The month with the highest number of rainy days is July (19.6 days).
The month with the least rainy days is November (9.5 days).
Average snowfall in September
Middlesex, NC
- Average snowfall in September: 0"
The month with the highest snowfall is January (1.42").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Middlesex, NC
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2.3 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
Middlesex, 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: 9h and 1min
The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).
Average sunshine days in September
Middlesex, NC
- Average sunshine days in September: 14.5 days
The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is July (9.7 days).
Average UV index in September
Middlesex, NC
- Average UV index in September: 5
The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in September
Middlesex, NC
- Average cloud cover in September: 36
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 31).
Average visibility in September
Middlesex, 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).
Middlesex, North Carolina, USA
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