October weather forecast
New Canaan, CT

Share

Weather in October

October, like September, in New Canaan, Connecticut, is another refreshing autumn month, with an average temperature ranging between min 50.7°F (10.4°C) and max 61.7°F (16.5°C).

Temperature

The commencement of October involves a temperature shift, with the average high-temperature dropping from a pleasant 72.9°F (22.7°C) in September to a comfortable 61.7°F (16.5°C). Throughout October, New Canaan witnesses a nighttime temperature average of 50.7°F (10.4°C).

Humidity

February, May, June, October and December, with an average relative humidity of 76%, are the most humid months.

Rainfall

In New Canaan, Connecticut, in October, it is raining for 14.5 days, with typically 3.54" (90mm) of accumulated precipitation. Throughout the year, there are 170.2 rainfall days, and 38.62" (981mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall.

Daylight

In New Canaan, Connecticut, the average length of the day in October is 11h and 5min.
On the first day of October, sunrise is at 6:51 am and sunset at 6:35 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 5:50 pm EDT.

Sunshine

In October, the average sunshine is 5.9h.

UV index

In New Canaan, the average daily maximum UV index in October is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In October, the UV index of 3 transforms into the following advice:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
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 New Canaan in October?

The high-temperature, in October, in New Canaan, is 61.7°F (16.5°C), while the low-temperature averages to 50.7°F (10.4°C). The average heat index (a.k.a. 'feels like', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in July is estimated at 86°F (30°C).

What is the most humid month in New Canaan?

February, May, June, October and December, with an average relative humidity of 76%, are most humid months in New Canaan, Connecticut.

What is the average humidity in October in New Canaan?

In October, the average relative humidity is 76%.

How many days does it rain in October in New Canaan?

In New Canaan, in October, it is raining for 14.5 days, with typically 3.54" (90mm) of accumulated precipitation.

When it does not snow in New Canaan?

In New Canaan, Connecticut, snow does not fall in May through October.

Does it snow in New Canaan in October?

In New Canaan, in October, it doesn't snow. In November, it regularly snows.

What is the average length of the day in October in New Canaan?

The average day length in October in New Canaan is 11h and 5min.

When are sunrise and sunset in October in New Canaan?

On the first day of October in New Canaan, sunrise is at 6:51 am and sunset at 6:35 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 5:50 pm EDT.

How many hours of sunshine does New Canaan have in October?

In October, the average sunshine duration is 5.9h.

How high is the UV index in October in New Canaan?

In New Canaan, the average daily maximum UV index in October is 3. A UV Index estimate of 3 to 5 represents a moderate vulnerability 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
New Canaan, CT

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

The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (35.1°F).

  • Average low temperature in October: 50.7°F

The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (25°F).

Average pressure in October
New Canaan, CT

Average pressure in October - New Canaan, 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).

Average wind speed in October
New Canaan, CT

Average wind speed in October - New Canaan, CT
  • Average wind speed in October: 8.4mph

The windiest month (with the highest average wind speed) is January (9.5mph).
The calmest month (with the lowest average wind speed) is July (6.1mph).

Average humidity in October
New Canaan, CT

Average humidity in October - New Canaan, CT
  • Average humidity in October: 76%

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

Average rainfall in October
New Canaan, CT

Average rainfall in October - New Canaan, CT
  • Average rainfall in October: 3.54"

The wettest month (with the highest rainfall) is December (4.17").
The driest month (with the least rainfall) is January (2.44").

Average rainfall days in October
New Canaan, CT

Average rainfall days in October - New Canaan, CT
  • Average rainfall days in October: 14.5 days

The month with the highest number of rainy days is July (18.1 days).
The month with the least rainy days is January (8.6 days).

Average snowfall in October
New Canaan, CT

Average snowfall in October - New Canaan, CT
  • Average snowfall in October: 0"

The month with the highest snowfall is February (3.46").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in October
New Canaan, CT

Average snowfall days in October - New Canaan, CT
  • Average snowfall days in October: 0 days

The month with the highest number of snowfall days is February (8.3 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

Average daylight in October /
Average sunshine in October
New Canaan, CT

Average daylight in October / Average sunshine in October - New Canaan, 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).

Average sunshine days in October
New Canaan, CT

Average sunshine days in October - New Canaan, CT
  • Average sunshine days in October: 14.4 days

The month with the most sunshine days is January (17.3 days).
The month with the least sunshine days is June (10.1 days).

Average UV index in October
New Canaan, CT

Average UV index in October - New Canaan, 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).

Average cloud cover in October
New Canaan, CT

Average cloud cover in October - New Canaan, 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).

Average visibility in October
New Canaan, CT

Average visibility in October - New Canaan, 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).

New Canaan, Connecticut, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location