September weather forecast
Redding Ridge, CT

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Weather in September

September, the first month of the autumn in Redding Ridge, is also an agreeable month, with an average temperature fluctuating between 73°F (22.8°C) and 59.4°F (15.2°C).

Temperature

Redding Ridge's transition into September involves a gentle shift in temperature, receding from a moderately hot 80.4°F (26.9°C) in August to a pleasant 73°F (22.8°C). Redding Ridge's average low-temperature in September is measured at a moderate 59.4°F (15.2°C).

Humidity

The average relative humidity in September is 76%.

Rainfall

In Redding Ridge, in September, during 13.6 rainfall days, 2.56" (65mm) of precipitation is typically accumulated. Throughout the year, there are 170.4 rainfall days, and 38.23" (971mm) of precipitation is accumulated.

Snowfall

In Redding Ridge, snow does not fall in June through October.

Daylight

The average length of the day in September is 12h and 28min.
On the first day of September, sunrise is at 6:20 am and sunset at 7:25 pm. On the last day of the month, sunrise is at 6:49 am and sunset at 6:36 pm EDT.

Sunshine

The average sunshine in September is 8.9h.

UV index

In September, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: In September, the maximum UV index of 4 transforms into these recommendations:
Undertake protective steps - Preventing sun damage is advised. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
Updated: Jun 29, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Redding Ridge in September?

In September, the average high-temperature and low-temperature are 73°F (22.8°C) and 59.4°F (15.2°C) respectively. In July, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is appraised at 87.8°F (31°C).

What is the average humidity in September?

In Redding Ridge, the average relative humidity in September is 76%.

How many days does it rain in September?

In September, the rain falls for 13.6 days. Throughout September, 2.56" (65mm) of precipitation is accumulated.

When it does not snow?

In Redding Ridge, snow does not fall in June through October.

What is the average length of the day in September?

In September, the average day length is 12h and 28min.

When is the sunrise / sunset in September?

On the first day of September, sunrise is at 6:20 am and sunset at 7:25 pm. On the last day of the month, sunrise is at 6:49 am and sunset at 6:36 pm EDT.

How long on average sun shines in September in Redding Ridge?

In Redding Ridge, the average sunshine duration in September is 8.9h.

What is the UV index intensity in September?

The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium hazard to health from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Redding Ridge, CT

Average temperature in September - Redding Ridge, CT
  • Average high temperature in September: 73°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (34.9°F).

  • Average low temperature in September: 59.4°F

The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (24.4°F).

Average pressure in September
Redding Ridge, CT

Average pressure in September - Redding Ridge, CT
  • Average pressure in September: 30.05"Hg

The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in September
Redding Ridge, CT

Average wind speed in September - Redding Ridge, CT
  • Average wind speed in September: 6.8mph

The windiest month (with the highest average wind speed) is January (9.3mph).
The calmest month (with the lowest average wind speed) is August (5.9mph).

Average humidity in September
Redding Ridge, CT

Average humidity in September - Redding Ridge, CT
  • Average humidity in September: 76%

The month with the highest relative humidity is February (77%).
The month with the lowest relative humidity is April (72%).

Average rainfall in September
Redding Ridge, CT

Average rainfall in September - Redding Ridge, CT
  • Average rainfall in September: 2.56"

The wettest month (with the highest rainfall) is December (4.21").
The driest month (with the least rainfall) is January (2.52").

Average rainfall days in September
Redding Ridge, CT

Average rainfall days in September - Redding Ridge, CT
  • Average rainfall days in September: 13.6 days

The month with the highest number of rainy days is July (18.2 days).
The month with the least rainy days is January (9.3 days).

Average snowfall in September
Redding Ridge, CT

Average snowfall in September - Redding Ridge, CT
  • Average snowfall in September: 0"

The month with the highest snowfall is March (3.54").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in September
Redding Ridge, CT

Average snowfall days in September - Redding Ridge, CT
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (9 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Redding Ridge, CT

Average daylight in September / Average sunshine in September - Redding Ridge, CT
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in September: 8h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

Average sunshine days in September
Redding Ridge, CT

Average sunshine days in September - Redding Ridge, CT
  • Average sunshine days in September: 13.6 days

The month with the most sunshine days is November (17 days).
The month with the least sunshine days is June (10.2 days).

Average UV index in September
Redding Ridge, CT

Average UV index in September - Redding Ridge, 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
Redding Ridge, CT

Average cloud cover in September - Redding Ridge, CT
  • Average cloud cover in September: 34

The months with the most cloud cover are February, March and December (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 30).

Average visibility in September
Redding Ridge, CT

Average visibility in September - Redding Ridge, CT
  • 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).

Redding Ridge, Connecticut, USA

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