October weather forecast
Bolton, CT

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Grass, brown sand, and trees on an empty beach in Bolton, Connecticut, overlooking the blue waters far out
Grass, brown sand, and trees on an empty beach in Bolton, Connecticut, overlooking the blue waters far out

Weather in October

October is the time when the fall season truly sets its roots in Bolton. The temperatures plummet further, reinforcing the dominance of cooler weather over the waning remnants of summer. Colors of autumn are in their full grandeur, with the city's landscape presenting a delightful spectacle. The arrival of frost, reduced daylight hours, and the start of indoor heating are all staple October occurrences. As the leaves crunch underfoot and the smell of woodsmoke wafts in the air, snugly sweaters and hot cider become the season's norm.

Temperature

October ushers in a slight temperature change, with average high-temperatures reducing from September's moderately hot 73.4°F (23°C) to an enjoyable 61.2°F (16.2°C). Bolton witnesses a consistent average low-temperature of 46.6°F (8.1°C) throughout October.

Humidity

In Bolton, Connecticut, the average relative humidity in October is 78%.

Rainfall

In Bolton, in October, it is raining for 14.5 days, with typically 3.03" (77mm) of accumulated precipitation. Throughout the year, there are 164.8 rainfall days, and 31.77" (807mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. October is the first month it typically snows. Throughout October, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow. Throughout the year, there are 31.6 snowfall days, and 17.13" (435mm) of snow is accumulated.

Daylight

The average length of the day in October is 11h and 4min.
On the first day of October in Bolton, sunrise is at 6:47 am and sunset at 6:30 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 5:45 pm EDT.

Sunshine

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

UV index

The average daily maximum UV index in October in Bolton, Connecticut, is 3. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: A maximum high daily UV index of 3 during October translates into the following directions:
Undertake precautions - Obligation exists to protect against skin and eye damage. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Updated: Jul 27, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in October?

The high-temperature during October is 61.2°F (16.2°C) and the low-temperature is 46.6°F (8.1°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in August is evaluated at 86°F (30°C).

What is the average humidity in October?

The average relative humidity in October is 78%.

How many days does it rain in October?

In Bolton, in October, it is raining for 14.5 days, with typically 3.03" (77mm) of accumulated precipitation.

When does it start to snow?

October is the first month it typically snows. Throughout October, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow.

What is the average length of the day in October?

In Bolton, the average day length in October is 11h and 4min.

What time are sunrise and sunset in October?

In October, on the first day of the month, sunrise is at 6:47 am and sunset at 6:30 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 5:45 pm EDT.

How long on average sun shines in October?

In October, the average sunshine duration is 5.9h.

What is the UV index reading in October?

In Bolton, the average daily maximum UV index in October is 3. A UV Index estimate of 3 to 5 represents a medium hazard to health 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
Bolton, CT

Average temperature in October - Bolton, CT
  • Average high temperature in October: 61.2°F

The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (32.9°F).

  • Average low temperature in October: 46.6°F

The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (21.2°F).

Average pressure in October
Bolton, CT

Average pressure in October - Bolton, 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
Bolton, CT

Average wind speed in October - Bolton, CT
  • Average wind speed in October: 6.9mph

The windiest months (with the highest average wind speed) are January and March (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

Average humidity in October
Bolton, CT

Average humidity in October - Bolton, CT
  • Average humidity in October: 78%

The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is April (71%).

Average rainfall in October
Bolton, CT

Average rainfall in October - Bolton, CT
  • Average rainfall in October: 3.03"

The wettest month (with the highest rainfall) is December (3.27").
The driest month (with the least rainfall) is September (1.77").

Average rainfall days in October
Bolton, CT

Average rainfall days in October - Bolton, CT
  • Average rainfall days in October: 14.5 days

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is January (10 days).

Average snowfall in October
Bolton, CT

Average snowfall in October - Bolton, CT
  • Average snowfall in October: 0.04"

The month with the highest snowfall is February (4.8").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in October
Bolton, CT

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

The month with the highest number of snowfall days is February (8.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in October / Average sunshine in October - Bolton, 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 5min

The months with the most sunshine are July and August (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

Average sunshine days in October
Bolton, CT

Average sunshine days in October - Bolton, CT
  • Average sunshine days in October: 14.1 days

The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is June (11.2 days).

Average UV index in October
Bolton, CT

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

The months with the highest UV index are June and July (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
Bolton, CT

Average cloud cover in October - Bolton, CT
  • Average cloud cover in October: 42

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in October
Bolton, CT

Average visibility in October - Bolton, CT
  • Average visibility in October: 6mi

The months with the highest visibility are January, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are February, May and September (5mi).

Bolton, Connecticut, USA

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