September weather forecast
Baltic, CT

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Weather in September

September, the first month of the autumn in Baltic, is still a pleasant month, with temperature in the range of an average high of 73.2°F (22.9°C) and an average low of 57.4°F (14.1°C).

Temperature

The onset of September brings a small shift in high-temperatures, falling from a moderately hot 80.2°F (26.8°C) in August to a pleasant 73.2°F (22.9°C). Baltic's nighttime temperature during September is consistently averaged at a refreshing 57.4°F (14.1°C).

Humidity

February, June, July and September, with an average relative humidity of 78%, are the most humid months in Baltic.

Rainfall

The month with the least rainfall is September, when the rain falls for 11.8 days and typically collects 1.61" (41mm) of precipitation.

Snowfall

In Baltic, Connecticut, snow does not fall in June through October.

Daylight

In Baltic, the average length of the day in September is 12h and 28min.
On the first day of September in Baltic, sunrise is at 6:15 am and sunset at 7:21 pm. On the last day of the month, sunrise is at 6:44 am and sunset at 6:31 pm EDT.

Sunshine

In Baltic, the average sunshine in September is 8.4h.

UV index

In Baltic, Connecticut, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The daily high UV index of 4 during September translates into the following recommendations:
Exercise prevention - Precautions against solar damage are endorsed. To protect against the Sun's most potent rays, avoid direct exposure around midday. Always opt for UVA and UVB-resistant sunglasses on radiant days.
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Frequently asked questions

What is the average September temperature in Baltic?

The high-temperature in Baltic, Connecticut, during September is 73.2°F (22.9°C) and the low-temperature is 57.4°F (14.1°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which represents the influence of relative humidity on air temperature, in July is calculated to be 87.8°F (31°C).

What is the most humid month in Baltic?

The months with the highest humidity are February, June, July and September, with an average relative humidity of 78%.

What is the average humidity in September in Baltic?

In September, the average relative humidity in Baltic is 78%.

What is the driest month in Baltic?

The month with the least rainfall in Baltic is September, when the rain falls for 11.8 days and typically collects 1.61" (41mm) of precipitation.

How many days does it rain in September in Baltic?

In Baltic, in September, during 11.8 rainfall days, 1.61" (41mm) of precipitation is typically accumulated.

When it does not snow in Baltic?

In Baltic, Connecticut, snow does not fall in June through October.

What is the average length of the day in September in Baltic?

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

When are sunrise and sunset in September in Baltic?

On the first day of September in Baltic, sunrise is at 6:15 am and sunset at 7:21 pm. On the last day of the month, sunrise is at 6:44 am and sunset at 6:31 pm EDT.

How long on average sun shines in September in Baltic?

The average sunshine duration in September in Baltic is 8.4h.

What is the UV index reading in September in Baltic?

The average daily maximum UV index in September in Baltic, Connecticut, is 4. A UV Index reading of 3 to 5 represents a moderate health threat 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
Baltic, CT

Average temperature in September - Baltic, CT
  • Average high temperature in September: 73.2°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 (34.9°F).

  • Average low temperature in September: 57.4°F

The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).

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Average pressure in September
Baltic, CT

Average pressure in September - Baltic, 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
Baltic, CT

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

The windiest month (with the highest average wind speed) is January (9.4mph).
The calmest month (with the lowest average wind speed) is August (6.1mph).

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Average humidity in September
Baltic, CT

Average humidity in September - Baltic, CT
  • Average humidity in September: 78%

The months with the highest relative humidity are February, June, July and September (78%).
The month with the lowest relative humidity is April (72%).

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Average rainfall in September
Baltic, CT

Average rainfall in September - Baltic, CT
  • Average rainfall in September: 1.61"

The wettest month (with the highest rainfall) is December (3.7").
The driest month (with the least rainfall) is September (1.61").

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Average rainfall days in September
Baltic, CT

Average rainfall days in September - Baltic, CT
  • Average rainfall days in September: 11.8 days

The months with the highest number of rainy days are May and July (16.3 days).
The month with the least rainy days is January (9 days).

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Average snowfall in September
Baltic, CT

Average snowfall in September - Baltic, CT
  • Average snowfall in September: 0"

The month with the highest snowfall is March (3.43").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in September
Baltic, CT

Average snowfall days in September - Baltic, CT
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (7.3 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
Baltic, CT

Average daylight in September / Average sunshine in September - Baltic, 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 2min

The months with the most sunshine are July and August (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 4h and 36min).

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Average sunshine days in September
Baltic, CT

Average sunshine days in September - Baltic, CT
  • Average sunshine days in September: 15.6 days

The month with the most sunshine days is November (17.4 days).
The month with the least sunshine days is June (11.6 days).

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Average UV index in September
Baltic, CT

Average UV index in September - Baltic, 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
Baltic, CT

Average cloud cover in September - Baltic, CT
  • Average cloud cover in September: 38

The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 34).

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Average visibility in September
Baltic, CT

Average visibility in September - Baltic, 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).

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Baltic, Connecticut, USA

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