September weather forecast
Milton, CT

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Weather in September

The first month of the autumn, September, is still a pleasant month in Milton, Connecticut, with an average temperature fluctuating between 72°F (22.2°C) and 53.2°F (11.8°C).

Temperature

Milton's September weather features a light decline in high-temperatures, reducing from a warm 79°F (26.1°C) in August to an agreeable 72°F (22.2°C). Milton's nighttime temperature during September is consistently averaged at a fresh 53.2°F (11.8°C).

Humidity

In September, the average relative humidity in Milton is 80%.

Rainfall

In Milton, in September, during 13.5 rainfall days, 2.28" (58mm) of precipitation is typically accumulated. Throughout the year, in Milton, there are 162.1 rainfall days, and 34.72" (882mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall in Milton.

Daylight

The average length of the day in September in Milton is 12h and 28min.
On the first day of the month, sunrise is at 6:19 am and sunset at 7:26 pm. On the last day of September, sunrise is at 6:49 am and sunset at 6:36 pm EDT.

Sunshine

In September, the average sunshine is 8.5h.

UV index

The average daily maximum UV index in September in Milton is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: In September, the maximum UV index of 4 transforms into these recommendations:
Take necessary precautions - Defending against sun damage is advocated. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
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Frequently asked questions

What are September temperatures in Milton?

An average high-temperature, in September, in Milton, is 72°F (22.2°C) and the average low-temperature is 53.2°F (11.8°C). The average heat index (a.k.a. 'real feel', 'feels like'), which factors the actual air temperature with the relative humidity, in July is appraised at 86°F (30°C).

What is the average humidity in September in Milton?

In Milton, Connecticut, the average relative humidity in September is 80%.

How much does it rain in Milton in September?

In September, the rain falls for 13.5 days. Throughout September, 2.28" (58mm) of precipitation is accumulated.

When it does not snow in Milton?

June through September are months without snowfall in Milton.

Does it snow in Milton in September?

In Milton, Connecticut, in September, it doesn't snow. In October, it regularly snows.

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

The average day length in September is 12h and 28min.

What time are sunrise and sunset in September in Milton?

On the first day of September in Milton, Connecticut, sunrise is at 6:19 am and sunset at 7:26 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 Milton?

In September, the average sunshine duration in Milton, Connecticut, is 8.5h.

What is the UV index reading in September in Milton?

The average daily maximum UV index in September in Milton is 4. A UV Index reading of 3 to 5 represents a medium hazard to health from exposure to the Sun's UV radiation.
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
Milton, CT

Average temperature in September - Milton, CT
  • Average high temperature in September: 72°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (30.7°F).

  • Average low temperature in September: 53.2°F

The month with the highest average low temperature is July (61.2°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).

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Average pressure in September
Milton, CT

Average pressure in September - Milton, CT
  • Average pressure in September: 30.06"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).

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Average wind speed in September
Milton, CT

Average wind speed in September - Milton, CT
  • Average wind speed in September: 5.6mph

The windiest months (with the highest average wind speed) are January and March (8.1mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).

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Average humidity in September
Milton, CT

Average humidity in September - Milton, CT
  • Average humidity in September: 80%

The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is April (74%).

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Average rainfall in September
Milton, CT

Average rainfall in September - Milton, CT
  • Average rainfall in September: 2.28"

The wettest month (with the highest rainfall) is July (3.7").
The driest month (with the least rainfall) is January (2.13").

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Average rainfall days in September
Milton, CT

Average rainfall days in September - Milton, CT
  • Average rainfall days in September: 13.5 days

The month with the highest number of rainy days is May (19 days).
The month with the least rainy days is January (6.6 days).

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Average snowfall in September
Milton, CT

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

The month with the highest snowfall is February (6.3").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Milton, CT

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

The month with the highest number of snowfall days is February (10.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
Milton, CT

Average daylight in September / Average sunshine in September - Milton, 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 month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 18min).

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Average sunshine days in September
Milton, CT

Average sunshine days in September - Milton, CT
  • Average sunshine days in September: 14.2 days

The month with the most sunshine days is January (17.8 days).
The months with the least sunshine days are May and June (9.8 days).

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Average UV index in September
Milton, CT

Average UV index in September - Milton, CT
  • Average UV index in September: 4

The months with the highest UV index are May, June, July and August (UV index 5).
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
Milton, CT

Average cloud cover in September - Milton, CT
  • Average cloud cover in September: 40

The month with the most cloud cover is February (Cloud cover 53).
The months with the least cloud cover are July and August (Cloud cover 37).

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Average visibility in September
Milton, CT

Average visibility in September - Milton, CT
  • Average visibility in September: 5mi

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

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Milton, Connecticut, USA

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