September weather forecast and climate
Easton, CT

Weather in September

September, the first month of the autumn, in Easton, is also an agreeable month, with temperature in the range of an average high of 73°F (22.8°C) and an average low of 59.4°F (15.2°C).

Temperature

In Easton, the average high-temperature marginally drops, from a moderately hot 80.4°F (26.9°C) in August, to a pleasant 73°F (22.8°C). In September, in Easton, the average low-temperature is 59.4°F (15.2°C).

Humidity

In Easton, the average relative humidity is 76%.

Rainfall

In Easton, Connecticut, during 13.6 rainfall days, 2.56" (65mm) of precipitation is typically accumulated. In Easton, during the entire year, the rain falls for 170.4 days and collects up to 38.23" (971mm) of precipitation.

Snowfall

In Easton snow does not fall in June through October.

Daylight

The average length of the day in Easton is 12.5h.

Sunshine

The average sunshine is 8.9h.

UV index

In September, the average daily maximum UV index in Easton is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from the exposure to the Sun's UV radiation for ordinary individuals.
Note: The daily maximum UV index of 4 in September interpret into the following advice:
Take precautions - Protection against sunburn is recommended. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the temperature in September in Easton?

In Easton, Connecticut, in September, the average high-temperature is 73°F (22.8°C), and the average low-temperature is 59.4°F (15.2°C).

What is the average humidity in September in Easton?

In September, the average relative humidity in Easton, Connecticut, is 76%.

How many days does it rain in September in Easton?

In Easton, in September, it is raining for 13.6 days, with typically 2.56" (65mm) of accumulated precipitation.

When it does not snow in Easton?

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

How many hours of daylight does Easton have in September?

In Easton, the average length of the day in September is 12.5h.

How long on average sun shines in September in Easton?

The average sunshine in September in Easton, Connecticut, is 8.9h.

What is the UV index reading in September in Easton?

In Easton, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium hazard to health from unsafe exposure to the Sun's UV rays.

Average temperature in September
Easton, CT

Average temperature in September - Easton, 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).

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Average pressure in September
Easton, CT

Average pressure in September - Easton, CT
  • Average pressure in September: 30.05"

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

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Average wind speed in September
Easton, CT

Average wind speed in September - Easton, 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).

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Average humidity in September
Easton, CT

Average humidity in September - Easton, 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%).

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Average rainfall in September
Easton, CT

Average rainfall in September - Easton, 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").

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Average rainfall days in September
Easton, CT

Average rainfall days in September - Easton, 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).

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Average snowfall in September
Easton, CT

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

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

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Average snowfall days in September
Easton, CT

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

The month with the highest number of snowfall days is February (9 days).
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
Easton, CT

Average daylight in September / Average sunshine in September - Easton, CT
  • Average daylight in September: 12.5h

The month with the longest days is June (Average daylight: 15.1h).
The month with the shortest days is December (Average daylight: 9.3h).

  • Average sunshine in September: 8.9h

The month with the most sunshine is July (Average sunshine: 10.5h).
The month with the least sunshine is February (Average sunshine: 4.7h).

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Average sunshine days in September
Easton, CT

Average sunshine days in September - Easton, 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).

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Average UV index in September
Easton, CT

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

Months with the highest UV index are June, July and August (UV index 6).
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
Easton, CT

Average cloud cover in September - Easton, CT
  • Average cloud cover in September: 34

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).

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Average visibility in September
Easton, CT

Average visibility in September - Easton, CT
  • Average visibility in September: 6mi

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

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