October weather forecast
Stonington, CT

The classy and nice riverside homes by the Mystic River in Stonington, Connecticut
The classy and nice riverside homes by the Mystic River in Stonington, Connecticut

Weather in October

October, like September, in Stonington, Connecticut, is another enjoyable autumn month, with an average temperature fluctuating between 51.6°F (10.9°C) and 61.7°F (16.5°C).

Temperature

In October, the average high-temperature drops from an agreeable 71.4°F (21.9°C) in September to an enjoyable 61.7°F (16.5°C). In Stonington, the average low-temperature is 51.6°F (10.9°C).

Humidity

The average relative humidity in October in Stonington, Connecticut, is 76%.

Rainfall

In October, the rain falls for 14.1 days. Throughout October, 3.43" (87mm) of precipitation is accumulated. In Stonington, during the entire year, the rain falls for 166.1 days and collects up to 34.09" (866mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall. October is the first month it typically snows in Stonington. Throughout October, in the average 0.1 snowfall days, it receives 0.24" (6mm) of snow. In Stonington, during the entire year, snow falls for 24.7 days and aggregates up to 7.87" (200mm) of snow.

Daylight

The average length of the day in October in Stonington is 11h and 5min.
On the first day of the month, sunrise is at 6:44 am and sunset at 6:29 pm. On the last day of October, in Stonington, sunrise is at 7:18 am and sunset at 5:44 pm EDT.

Sunshine

In Stonington, the average sunshine in October is 6.2h.

UV index

In Stonington, the average daily maximum UV index in October is 3. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the average person.
Note: The daily maximum UV index of 3 in October interpret into the following advice:
Take precautions - Protection against sun damage is advised. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the average humidity in October in Stonington?

In Stonington, the average relative humidity in October is 76%.

How many days does it rain in October in Stonington?

In Stonington, Connecticut, in October, during 14.1 rainfall days, 3.43" (87mm) of precipitation is typically accumulated.

When does it start snowing in Stonington?

October is the first month it typically snows in Stonington. Throughout October, in the average 0.1 snowfall days, it receives 0.24" (6mm) of snow.

What is the average length of the day in October in Stonington?

In Stonington, Connecticut, the average day length in October is 11h and 5min.

What time are sunrise and sunset in October in Stonington?

On the first day of October in Stonington, sunrise is at 6:44 am and sunset at 6:29 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 5:44 pm EDT.

How many hours of sunshine does Stonington have in October?

In Stonington, the average sunshine duration in October is 6.2h.

What is the UV index intensity in October in Stonington?

In October, the average daily maximum UV index in Stonington, Connecticut, is 3. A UV Index estimate of 3 to 5 represents a medium health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Stonington, CT

Average temperature in October - Stonington, CT
  • Average high temperature in October: 61.7°F

The warmest month (with the highest average high temperature) is July (77.9°F).
The month with the lowest average high temperature is January (36.5°F).

  • Average low temperature in October: 51.6°F

The month with the highest average low temperature is July (66.9°F).
The coldest month (with the lowest average low temperature) is January (26.6°F).

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Average pressure in October
Stonington, CT

Average pressure in October - Stonington, CT
  • Average pressure in October: 30.01"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 October
Stonington, CT

Average wind speed in October - Stonington, CT
  • Average wind speed in October: 10.9mph

The windiest month (with the highest average wind speed) is January (12.4mph).
The calmest month (with the lowest average wind speed) is August (8.1mph).

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Average humidity in October
Stonington, CT

Average humidity in October - Stonington, CT
  • Average humidity in October: 76%

The month with the highest relative humidity is June (81%).
The months with the lowest relative humidity are January, March, April and November (74%).

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Average rainfall in October
Stonington, CT

Average rainfall in October - Stonington, CT
  • Average rainfall in October: 3.43"

The wettest month (with the highest rainfall) is December (3.86").
The driest month (with the least rainfall) is September (1.73").

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Average rainfall days in October
Stonington, CT

Average rainfall days in October - Stonington, CT
  • Average rainfall days in October: 14.1 days

The month with the highest number of rainy days is July (17.1 days).
The month with the least rainy days is February (10.1 days).

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Average snowfall in October
Stonington, CT

Average snowfall in October - Stonington, CT
  • Average snowfall in October: 0.24"

The month with the highest snowfall is March (2.44").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in October
Stonington, CT

Average snowfall days in October - Stonington, CT
  • Average snowfall days in October: 0.1 days

The month with the highest number of snowfall days is January (6.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in October /
Average sunshine in October
Stonington, CT

Average daylight in October / Average sunshine in October - Stonington, CT
  • Average daylight in October: 11h and 5min

The month with the longest days is June (Average daylight: 15h and 7min).
The month with the shortest days is December (Average daylight: 9h and 15min).

  • Average sunshine in October: 6h and 12min

The month with the most sunshine is August (Average sunshine: 10h and 36min).
The months with the least sunshine are February and December (Average sunshine: 4h and 54min).

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Average sunshine days in October
Stonington, CT

Average sunshine days in October - Stonington, CT
  • Average sunshine days in October: 14.6 days

The month with the most sunshine days is November (16.5 days).
The months with the least sunshine days are June and July (11.7 days).

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Average UV index in October
Stonington, CT

Average UV index in October - Stonington, CT
  • Average UV index in October: 3

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 and December (UV index 2).

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Average cloud cover in October
Stonington, CT

Average cloud cover in October - Stonington, CT
  • Average cloud cover in October: 40

The months with the most cloud cover are February, March and December (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 28).

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Average visibility in October
Stonington, CT

Average visibility in October - Stonington, CT
  • Average visibility in October: 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).

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