October weather forecast
West Cornwall, CT

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Weather in October

October, the same as September, in West Cornwall, Connecticut, is a moderate autumn month, with an average temperature ranging between max 59°F (15°C) and min 44.1°F (6.7°C).

Temperature

The transition into October is accompanied by a temperature decrease, with the average high-temperature shifting from a pleasant 72°F (22.2°C) in September to a moderate 59°F (15°C). October witnesses an average nighttime temperature of 44.1°F (6.7°C).

Humidity

In West Cornwall, the average relative humidity in October is 81%.

Rainfall

In West Cornwall, during October, the rain falls for 13 days and regularly aggregates up to 3.15" (80mm) of precipitation. In West Cornwall, during the entire year, the rain falls for 160.5 days and collects up to 33.86" (860mm) of precipitation.

Snowfall

Months with snowfall in West Cornwall, Connecticut, are January through May, October through December. October is the first month it typically snows. Throughout October, in the average 0.6 snowfall days, it receives 0.55" (14mm) of snow. Throughout the year, in West Cornwall, there are 40.2 snowfall days, and 20.39" (518mm) of snow is accumulated.

Daylight

The average length of the day in October is 11h and 4min.
On the first day of October in West Cornwall, sunrise is at 6:51 am and sunset at 6:34 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 5:48 pm EDT.

Sunshine

In West Cornwall, Connecticut, the average sunshine in October is 5.5h.

UV index

In October, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum UV index, 3 during October, leads to the following recommendations:
Put precautions into practice - Guidance to elude sunburn is provided. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for West Cornwall in October?

The high-temperature in West Cornwall during October is 59°F (15°C) and the low-temperature is 44.1°F (6.7°C). In July, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines relative humidity and air temperature, is computed to be 86°F (30°C).

What is the average humidity in October in West Cornwall?

In West Cornwall, the average relative humidity in October is 81%.

How much does it rain in West Cornwall in October?

In West Cornwall, during October, the rain falls for 13 days and regularly aggregates up to 3.15" (80mm) of precipitation.

When does it start snowing in West Cornwall?

October is the first month it typically snows in West Cornwall, Connecticut. Throughout October, in the average 0.6 snowfall days, it receives 0.55" (14mm) of snow.

How many hours of daylight does West Cornwall have in October?

The average day length in October is 11h and 4min.

What time are sunrise and sunset in October in West Cornwall?

In October, on the first day of the month, sunrise is at 6:51 am and sunset at 6:34 pm. On the last day of the month, in West Cornwall, Connecticut, sunrise is at 7:25 am and sunset at 5:48 pm EDT.

How many hours of sunshine does West Cornwall have in October?

The average sunshine duration in October in West Cornwall is 5.5h.

How high is the UV index in October in West Cornwall?

In October, the average daily maximum UV index in West Cornwall, Connecticut, is 3. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
West Cornwall, CT

Average temperature in October - West Cornwall, CT
  • Average high temperature in October: 59°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 (30.9°F).

  • Average low temperature in October: 44.1°F

The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).

Average pressure in October
West Cornwall, CT

Average pressure in October - West Cornwall, CT
  • Average pressure in October: 30.01"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).

Average wind speed in October
West Cornwall, CT

Average wind speed in October - West Cornwall, CT
  • Average wind speed in October: 6.8mph

The windiest months (with the highest average wind speed) are January and March (8mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).

Average humidity in October
West Cornwall, CT

Average humidity in October - West Cornwall, CT
  • Average humidity in October: 81%

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

Average rainfall in October
West Cornwall, CT

Average rainfall in October - West Cornwall, CT
  • Average rainfall in October: 3.15"

The wettest month (with the highest rainfall) is July (3.54").
The driest month (with the least rainfall) is January (2.17").

Average rainfall days in October
West Cornwall, CT

Average rainfall days in October - West Cornwall, CT
  • Average rainfall days in October: 13 days

The month with the highest number of rainy days is July (17.9 days).
The month with the least rainy days is January (7.7 days).

Average snowfall in October
West Cornwall, CT

Average snowfall in October - West Cornwall, CT
  • Average snowfall in October: 0.55"

The month with the highest snowfall is February (5.16").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in October
West Cornwall, CT

Average snowfall days in October - West Cornwall, CT
  • Average snowfall days in October: 0.6 days

The month with the highest number of snowfall days is February (10.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in October /
Average sunshine in October
West Cornwall, CT

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

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 October: 5h 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 12min).

Average sunshine days in October
West Cornwall, CT

Average sunshine days in October - West Cornwall, CT
  • Average sunshine days in October: 15.5 days

The month with the most sunshine days is January (16.8 days).
The month with the least sunshine days is June (10.8 days).

Average UV index in October
West Cornwall, CT

Average UV index in October - West Cornwall, CT
  • Average UV index in October: 3

The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in October
West Cornwall, CT

Average cloud cover in October - West Cornwall, CT
  • Average cloud cover in October: 47

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).

Average visibility in October
West Cornwall, CT

Average visibility in October - West Cornwall, CT
  • Average visibility in October: 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).

West Cornwall, Connecticut, USA

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