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 brings a slight decrease in temperature, down from a moderately hot 79.7°F (26.5°C) in August to a pleasant 72.5°F (22.5°C). In Canterbury, the September nights cool down to an average low of 55.9°F (13.3°C).Humidity
The months with the highest humidity are February, June, July and September, with an average relative humidity of 79%.Rainfall
September is the month with the least rainfall in Canterbury. Rain falls for 13.4 days and accumulates 1.73" (44mm) of precipitation.Snowfall
In Canterbury, snow does not fall in June through October.Daylight
In September, the average length of the day in Canterbury is 12h and 28min.On the first day of the month, sunrise is at 6:14 am and sunset at 7:20 pm. On the last day of September, sunrise is at 6:44 am and sunset at 6:30 pm EDT.
Sunshine
In Canterbury, the average sunshine in September is 8.5h.UV index
In September, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for average individuals.Note: The maximum UV index, 4 during September, leads to the following recommendations:
Take necessary precautions - Suggestions to elude sunburn are provided. Avoiding the Sun during its peak radiation time around midday is a healthy practice. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Frequently asked questions
What are the temperatures in Canterbury in September?
What are the most humid months in Canterbury?
What is the average humidity in September in Canterbury?
What is the driest month in Canterbury?
How much does it rain in Canterbury in September?
When it does not snow in Canterbury?
What is the average length of the day in September in Canterbury?
What time are sunrise and sunset in September in Canterbury?
How long on average sun shines in September in Canterbury?
What is the UV index intensity in September in Canterbury?
Average temperature in September
Canterbury, CT
- Average high temperature in September: 72.5°F
The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (34°F).
- Average low temperature in September: 55.9°F
The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (22.3°F).
Average pressure in September
Canterbury, 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
Canterbury, CT
- Average wind speed in September: 6.8mph
The windiest months (with the highest average wind speed) are January and March (9.4mph).
The calmest month (with the lowest average wind speed) is August (6.1mph).
Average humidity in September
Canterbury, CT
- Average humidity in September: 79%
The months with the highest relative humidity are February, June, July and September (79%).
The month with the lowest relative humidity is April (72%).
Average rainfall in September
Canterbury, CT
- Average rainfall in September: 1.73"
The wettest month (with the highest rainfall) is December (3.39").
The driest month (with the least rainfall) is September (1.73").
Average rainfall days in September
Canterbury, CT
- Average rainfall days in September: 13.4 days
The month with the highest number of rainy days is July (17.7 days).
The month with the least rainy days is January (8.3 days).
Average snowfall in September
Canterbury, CT
- Average snowfall in September: 0"
The month with the highest snowfall is March (3.62").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in September
Canterbury, CT
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (7.7 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Canterbury, 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 3min
The months with the most sunshine are July and August (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in September
Canterbury, CT
- Average sunshine days in September: 14.5 days
The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is June (10.3 days).
Average UV index in September
Canterbury, 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
Canterbury, CT
- Average cloud cover in September: 37
The month with the most cloud cover is March (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in September
Canterbury, CT
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, September, October, November and December (6mi).
The months with the lowest visibility are May, June, July and August (5mi).
Canterbury, Connecticut, USA
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