September weather forecast
North Franklin, CT

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Weather in September

The first month of the autumn, September, is also an agreeable month in North Franklin, Connecticut, with an average temperature fluctuating between 55.4°F (13°C) and 73.2°F (22.9°C).

Temperature

During the shift to September, North Franklin records a mild decrease in average high-temperature, moving from a warm 80.2°F (26.8°C) in August to an agreeable 73.2°F (22.9°C). The average low-temperature in North Franklin during September nights is a mild 55.4°F (13°C).

Humidity

The average relative humidity in September in North Franklin is 78%.

Rainfall

September is the month with the least rainfall. Rain falls for 13.5 days and accumulates 1.73" (44mm) of precipitation.

Snowfall

June through October are months without snowfall.

Daylight

The average length of the day in September in North Franklin, Connecticut, is 12h and 28min.
On the first day of September, sunrise is at 6:15 am and sunset at 7:21 pm. On the last day of the month, sunrise is at 6:45 am and sunset at 6:31 pm EDT.

Sunshine

In September, the average sunshine in North Franklin, Connecticut, is 8.6h.

UV index

In North Franklin, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: The UV index of 4 during September leads to these advisories:
Put precautions into practice - Protective measures against sun-induced damage are advised. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
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Frequently asked questions

What is the temperature in September in North Franklin?

In September, in North Franklin, the average high-temperature is 73.2°F (22.9°C), and the average low-temperature is 55.4°F (13°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines relative humidity and air temperature, in July is computed to be 87.8°F (31°C).

What is the average humidity in September in North Franklin?

In North Franklin, Connecticut, the average relative humidity in September is 78%.

What is the driest month in North Franklin?

September is the month with the least rainfall in North Franklin, Connecticut. Rain falls for 13.5 days and accumulates 1.73" (44mm) of precipitation.

How much does it rain in North Franklin in September?

In North Franklin, in September, during 13.5 rainfall days, 1.73" (44mm) of precipitation is typically accumulated.

When it does not snow in North Franklin?

June through October are months without snowfall in North Franklin, Connecticut.

How many hours of daylight does North Franklin have in September?

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

When are sunrise and sunset in September in North Franklin?

On the first day of September in North Franklin, Connecticut, sunrise is at 6:15 am and sunset at 7:21 pm. On the last day of the month, sunrise is at 6:45 am and sunset at 6:31 pm EDT.

How many hours of sunshine does North Franklin have in September?

In North Franklin, Connecticut, the average sunshine duration in September is 8.6h.

How high is the UV index in September in North Franklin?

In September, the average daily maximum UV index in North Franklin, Connecticut, is 4. A UV Index reading 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
North Franklin, CT

Average temperature in September - North Franklin, CT
  • Average high temperature in September: 73.2°F

The warmest month (with the highest average high temperature) is July (81.9°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 (21.6°F).

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Average pressure in September
North Franklin, CT

Average pressure in September - North Franklin, 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).

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Average wind speed in September
North Franklin, CT

Average wind speed in September - North Franklin, CT
  • Average wind speed in September: 6.2mph

The windiest months (with the highest average wind speed) are January and March (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

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Average humidity in September
North Franklin, CT

Average humidity in September - North Franklin, CT
  • Average humidity in September: 78%

The months with the highest relative humidity are February and October (79%).
The month with the lowest relative humidity is April (72%).

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Average rainfall in September
North Franklin, CT

Average rainfall in September - North Franklin, CT
  • Average rainfall in September: 1.73"

The wettest month (with the highest rainfall) is December (3.46").
The driest month (with the least rainfall) is September (1.73").

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Average rainfall days in September
North Franklin, CT

Average rainfall days in September - North Franklin, CT
  • Average rainfall days in September: 13.5 days

The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is January (9.1 days).

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Average snowfall in September
North Franklin, CT

Average snowfall in September - North Franklin, CT
  • Average snowfall in September: 0"

The month with the highest snowfall is March (4.41").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in September
North Franklin, CT

Average snowfall days in September - North Franklin, CT
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (8.3 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average daylight in September /
Average sunshine in September
North Franklin, CT

Average daylight in September / Average sunshine in September - North Franklin, 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 12min).

  • Average sunshine in September: 8h and 4min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 4h and 42min).

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Average sunshine days in September
North Franklin, CT

Average sunshine days in September - North Franklin, CT
  • Average sunshine days in September: 14.6 days

The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is June (10.8 days).

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Average UV index in September
North Franklin, CT

Average UV index in September - North Franklin, 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).

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Average cloud cover in September
North Franklin, CT

Average cloud cover in September - North Franklin, 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 33).

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Average visibility in September
North Franklin, CT

Average visibility in September - North Franklin, CT
  • Average visibility in September: 5mi

The months with the highest visibility are January, March, April, October, November and December (6mi).
The months with the lowest visibility are February, May, June, July, August and September (5mi).

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North Franklin, Connecticut, USA

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