October weather forecast
Bolton, MA

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Weather in October

October, like September, is another refreshing autumn month in Bolton, Massachusetts, with an average temperature ranging between min 45°F (7.2°C) and max 59.7°F (15.4°C).

Temperature

The onset of October entails a temperature shift, as the average high-temperature decreases from a pleasant 72.5°F (22.5°C) in September to a mild 59.7°F (15.4°C). October nights in Bolton, Massachusetts, experience a consistent temperature drop to a chilly 45°F (7.2°C).

Humidity

In Bolton, the average relative humidity in October is 79%.

Rainfall

In Bolton, in October, during 14.5 rainfall days, 2.72" (69mm) of precipitation is typically accumulated. Throughout the year, there are 150.4 rainfall days, and 28.86" (733mm) 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 0.5 snowfall days, it receives 0.39" (10mm) of snow. In Bolton, during the entire year, snow falls for 36.5 days and aggregates up to 23.82" (605mm) of snow.

Daylight

The average length of the day in October is 11h and 3min.
On the first day of October, sunrise is at 6:44 am and sunset at 6:27 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 5:40 pm EDT.

Sunshine

The average sunshine in October is 5.9h.

UV index

In Bolton, Massachusetts, the average daily maximum UV index in October is 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: In October, the maximum UV index of 3 transforms into these recommendations:
Exercise prevention - Protecting skin and eyes from harm is required. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
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Frequently asked questions

What is the temperature in October in Bolton?

In October, the average high-temperature and low-temperature are 59.7°F (15.4°C) and 45°F (7.2°C) respectively. In July, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is estimated at 87.8°F (31°C).

What is the average humidity in October in Bolton?

In October, the average relative humidity is 79%.

How much does it rain in Bolton in October?

In Bolton, during October, the rain falls for 14.5 days and regularly aggregates up to 2.72" (69mm) of precipitation.

When does it start snowing in Bolton?

October is the first month it typically snows. Throughout October, in the average 0.5 snowfall days, it receives 0.39" (10mm) of snow.

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

The average day length in October is 11h and 3min.

When are sunrise and sunset in October in Bolton?

On the first day of October in Bolton, Massachusetts, sunrise is at 6:44 am and sunset at 6:27 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 5:40 pm EDT.

How many hours of sunshine does Bolton have in October?

The average sunshine duration in October in Bolton, Massachusetts, is 5.9h.

How high is the UV index in October in Bolton?

The average daily maximum UV index in October in Bolton 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, MA

Average temperature in October - Bolton, MA
  • Average high temperature in October: 59.7°F

The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (31.5°F).

  • Average low temperature in October: 45°F

The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).

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Average pressure in October
Bolton, MA

Average pressure in October - Bolton, MA
  • Average pressure in October: 30.01"Hg

The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in October
Bolton, MA

Average wind speed in October - Bolton, MA
  • Average wind speed in October: 7.1mph

The windiest month (with the highest average wind speed) is January (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

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Average humidity in October
Bolton, MA

Average humidity in October - Bolton, MA
  • Average humidity in October: 79%

The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is April (71%).

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Average rainfall in October
Bolton, MA

Average rainfall in October - Bolton, MA
  • Average rainfall in October: 2.72"

The wettest month (with the highest rainfall) is December (2.91").
The driest month (with the least rainfall) is September (1.57").

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Average rainfall days in October
Bolton, MA

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

The month with the highest number of rainy days is July (16 days).
The month with the least rainy days is February (7.3 days).

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Average snowfall in October
Bolton, MA

Average snowfall in October - Bolton, MA
  • Average snowfall in October: 0.39"

The month with the highest snowfall is February (6.1").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in October
Bolton, MA

Average snowfall days in October - Bolton, MA
  • Average snowfall days in October: 0.5 days

The month with the highest number of snowfall days is February (9.4 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
Bolton, MA

Average daylight in October / Average sunshine in October - Bolton, MA
  • Average daylight in October: 11h and 0min

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 6min).

  • Average sunshine in October: 5h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

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Average sunshine days in October
Bolton, MA

Average sunshine days in October - Bolton, MA
  • Average sunshine days in October: 13.9 days

The month with the most sunshine days is November (17.4 days).
The month with the least sunshine days is July (12.8 days).

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Average UV index in October
Bolton, MA

Average UV index in October - Bolton, MA
  • 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
Bolton, MA

Average cloud cover in October - Bolton, MA
  • Average cloud cover in October: 45

The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 34).

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Average visibility in October
Bolton, MA

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

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

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Bolton, Massachusetts, USA

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