October weather forecast
Westport, CT

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The colorful houses on the shores of Westport, Connecticut
The colorful houses on the shores of Westport, Connecticut

Weather in October

In October, significant changes occur in Westport's weather as it truly enters the fall season. The temperature begins a gradual descent, hinting at approaching winter. A rainfall amount of 3.5" (89mm) over 14.3 days sets a moderate basis for precipitation. An increased cloud cover dulls the skies compared to the brilliant summer days. Yet, a vibrant burst of fall colors against the grey backdrop makes Westport's landscapes a sight to behold.

Temperature

The arrival of October in Westport signals a shift in temperature, down from an agreeable 73°F (22.8°C) in September to a comfortable 61.9°F (16.6°C). Westport sees an average low-temperature of 51.3°F (10.7°C) during October.

Humidity

The average relative humidity in October is 75%.

Rainfall

In Westport, during October, the rain falls for 14.3 days and regularly aggregates up to 3.5" (89mm) of precipitation. Throughout the year, there are 166.3 rainfall days, and 37.87" (962mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall.

Daylight

In Westport, Connecticut, the average length of the day in October is 11h and 5min.
On the first day of the month, sunrise is at 6:50 am and sunset at 6:34 pm. On the last day of October, in Westport, sunrise is at 7:24 am and sunset at 5:49 pm EDT.

Sunshine

In Westport, the average sunshine in October is 5.9h.

UV index

The average daily maximum UV index in October is 3. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the average person.
Note: In October, a regular UV index of 3 translates into these guidelines:
Put precautions into practice - Ensuring skin and eye safety is a necessity. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
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Frequently asked questions

What is the temperature in October in Westport?

The high-temperature, in October, in Westport, is 61.9°F (16.6°C), while the low-temperature averages to 51.3°F (10.7°C). The average heat index (a.k.a. 'real feel', 'feels like'), which represents the influence of relative humidity on air temperature, in July is calculated to be 86°F (30°C).

What is the average humidity in October in Westport?

In Westport, the average relative humidity in October is 75%.

How much does it rain in Westport in October?

In Westport, in October, during 14.3 rainfall days, 3.5" (89mm) of precipitation is typically accumulated.

When it does not snow in Westport?

May through October are months without snowfall in Westport.

Does it snow in Westport in October?

In Westport, Connecticut, in October, it doesn't snow. In November, it regularly snows.

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

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

When is the sunrise / sunset in October in Westport?

In October, on the first day of the month, sunrise is at 6:50 am and sunset at 6:34 pm. On the last day of the month, in Westport, sunrise is at 7:24 am and sunset at 5:49 pm EDT.

How long on average sun shines in October in Westport?

The average sunshine duration in October in Westport is 5.9h.

How high is the UV index in October in Westport?

The average daily maximum UV index in October in Westport, Connecticut, is 3. A UV Index estimate of 3 to 5 represents a moderate health threat 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 October
Westport, CT

Average temperature in October - Westport, CT
  • Average high temperature in October: 61.9°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 (35.8°F).

  • Average low temperature in October: 51.3°F

The month with the highest average low temperature is July (68.2°F).
The coldest month (with the lowest average low temperature) is January (26.4°F).

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Average pressure in October
Westport, CT

Average pressure in October - Westport, CT
  • Average pressure in October: 30.02"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 October
Westport, CT

Average wind speed in October - Westport, CT
  • Average wind speed in October: 9mph

The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest month (with the lowest average wind speed) is July (6.5mph).

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Average humidity in October
Westport, CT

Average humidity in October - Westport, CT
  • Average humidity in October: 75%

The months with the highest relative humidity are February, May and June (76%).
The months with the lowest relative humidity are April and November (72%).

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Average rainfall in October
Westport, CT

Average rainfall in October - Westport, CT
  • Average rainfall in October: 3.5"

The wettest month (with the highest rainfall) is July (4.13").
The driest months (with the least rainfall) are January and February (2.36").

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Average rainfall days in October
Westport, CT

Average rainfall days in October - Westport, CT
  • Average rainfall days in October: 14.3 days

The month with the highest number of rainy days is July (18.1 days).
The month with the least rainy days is January (8.3 days).

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Average snowfall in October
Westport, CT

Average snowfall in October - Westport, CT
  • Average snowfall in October: 0"

The month with the highest snowfall is February (2.83").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in October
Westport, CT

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

The month with the highest number of snowfall days is February (7.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in October / Average sunshine in October - Westport, CT
  • Average daylight in October: 11h and 1min

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 18min).

  • Average sunshine in October: 5h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

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Average sunshine days in October
Westport, CT

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

The month with the most sunshine days is January (17.8 days).
The month with the least sunshine days is June (10 days).

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Average UV index in October
Westport, CT

Average UV index in October - Westport, 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, November and December (UV index 2).

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Average cloud cover in October
Westport, CT

Average cloud cover in October - Westport, CT
  • Average cloud cover in October: 41

The 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 October
Westport, CT

Average visibility in October - Westport, 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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Westport, Connecticut, USA

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