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
A moderate decline in average high-temperatures is noted in September, moving from a moderately hot 80.2°F (26.8°C) in August to an agreeable 72.9°F (22.7°C). September is noted for a mean low-temperature of 55.4°F (13°C).Humidity
The average relative humidity in September is 78%.Rainfall
September is the month with the least rainfall. Rain falls for 9.6 days and accumulates 0.39" (10mm) of precipitation.Snowfall
In Mansfield Depot, Connecticut, snow does not fall in June through October.Daylight
In September, the average length of the day is 12h and 28min.On the first day of September in Mansfield Depot, sunrise is at 6:15 am and sunset at 7:22 pm. On the last day of the month, sunrise is at 6:45 am and sunset at 6:32 pm EDT.
Sunshine
In September, the average sunshine in Mansfield Depot is 8.6h.UV index
In September, the average daily maximum UV index is 4. 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: The maximum daily UV index, 4 in September, converts into the following recommendations:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Mansfield Depot in September?
What is the average humidity in September in Mansfield Depot?
What is the driest month in Mansfield Depot?
How much does it rain in Mansfield Depot in September?
When it does not snow in Mansfield Depot?
What is the average length of the day in September in Mansfield Depot?
When are sunrise and sunset in September in Mansfield Depot?
How many hours of sunshine does Mansfield Depot have in September?
What is the UV index intensity in September in Mansfield Depot?
Average temperature in September
Mansfield Depot, CT
- Average high temperature in September: 72.9°F
The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (33.4°F).
- Average low temperature in September: 55.4°F
The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (21.2°F).
Average pressure in September
Mansfield Depot, CT
- Average pressure in September: 30.05"Hg
The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Mansfield Depot, CT
- Average wind speed in September: 6.2mph
The windiest month (with the highest average wind speed) is January (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).
Average humidity in September
Mansfield Depot, CT
- Average humidity in September: 78%
The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is April (72%).
Average rainfall in September
Mansfield Depot, CT
- Average rainfall in September: 0.39"
The wettest month (with the highest rainfall) is July (1.14").
The driest month (with the least rainfall) is September (0.39").
Average rainfall days in September
Mansfield Depot, CT
- Average rainfall days in September: 9.6 days
The month with the highest number of rainy days is July (13.4 days).
The month with the least rainy days is January (5.6 days).
Average snowfall in September
Mansfield Depot, CT
- Average snowfall in September: 0"
The month with the highest snowfall is March (0.94").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in September
Mansfield Depot, CT
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (5.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Mansfield Depot, CT
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in September: 8h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 4h and 42min).
Average sunshine days in September
Mansfield Depot, CT
- Average sunshine days in September: 18.7 days
The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is July (14.9 days).
Average UV index in September
Mansfield Depot, CT
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in September
Mansfield Depot, CT
- Average cloud cover in September: 37
The months with the most cloud cover are February, March, May and December (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in September
Mansfield Depot, CT
- Average visibility in September: 5mi
The months with the highest visibility are January, February, March, April, October, November and December (6mi).
The months with the lowest visibility are May, June, July, August and September (5mi).
Mansfield Depot, Connecticut, USA
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