October weather forecast
Chestnut Hill, MA

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Weather in October

October, like September, in Chestnut Hill, Massachusetts, is another enjoyable autumn month, with an average temperature varying between 47.3°F (8.5°C) and 61°F (16.1°C).

Temperature

With the onset of October, Chestnut Hill's average high-temperature adjusts, receding from September's agreeable 73°F (22.8°C) to a comfortable 61°F (16.1°C). The nights of October in Chestnut Hill anticipate an average low-temperature of 47.3°F (8.5°C).

Humidity

The average relative humidity in October in Chestnut Hill, Massachusetts, is 76%.

Rainfall

In October, the rain falls for 6.9 days. Throughout October, 0.51" (13mm) of precipitation is accumulated. Throughout the year, in Chestnut Hill, Massachusetts, there are 85.9 rainfall days, and 5.87" (149mm) of precipitation is accumulated.

Snowfall

In Chestnut Hill, Massachusetts, snow does not fall in June through October.

Daylight

In October, the average length of the day is 11h and 3min.
On the first day of the month, sunrise is at 6:42 am and sunset at 6:25 pm. On the last day of October, sunrise is at 7:17 am and sunset at 5:38 pm EDT.

Sunshine

In October, the average sunshine is 6.1h.

UV index

In Chestnut Hill, Massachusetts, the average daily maximum UV index in October is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the average person.
Note: The maximum UV index, 3 during October, leads to the following recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. 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 are the temperatures in Chestnut Hill in October?

In October, in Chestnut Hill, the average high-temperature is 61°F (16.1°C), and the average low-temperature is 47.3°F (8.5°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in August is calculated to be 84.2°F (29°C).

What is the average humidity in October in Chestnut Hill?

The average relative humidity in October in Chestnut Hill, Massachusetts, is 76%.

How many days does it rain in October in Chestnut Hill?

In Chestnut Hill, in October, it is raining for 6.9 days, with typically 0.51" (13mm) of accumulated precipitation.

When it does not snow in Chestnut Hill?

June through October are months without snowfall in Chestnut Hill, Massachusetts.

Does it snow in Chestnut Hill in October?

In Chestnut Hill, in October, it doesn't snow. In November, it regularly snows.

How many hours of daylight does Chestnut Hill have in October?

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

What time are sunrise and sunset in October in Chestnut Hill?

In October, on the first day of the month, sunrise is at 6:42 am and sunset at 6:25 pm. On the last day of the month, in Chestnut Hill, Massachusetts, sunrise is at 7:17 am and sunset at 5:38 pm EDT.

How long on average sun shines in October in Chestnut Hill?

In October, the average sunshine duration is 6.1h.

What is the UV index reading in October in Chestnut Hill?

In October, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate vulnerability from unprotected exposure to 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
Chestnut Hill, MA

Average temperature in October - Chestnut Hill, MA
  • Average high temperature in October: 61°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 (33.6°F).

  • Average low temperature in October: 47.3°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (21.7°F).

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Average pressure in October
Chestnut Hill, MA

Average pressure in October - Chestnut Hill, 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
Chestnut Hill, MA

Average wind speed in October - Chestnut Hill, MA
  • Average wind speed in October: 7.6mph

The windiest month (with the highest average wind speed) is January (9.1mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).

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Average humidity in October
Chestnut Hill, MA

Average humidity in October - Chestnut Hill, MA
  • Average humidity in October: 76%

The month with the highest relative humidity is February (78%).
The month with the lowest relative humidity is April (70%).

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Average rainfall in October
Chestnut Hill, MA

Average rainfall in October - Chestnut Hill, MA
  • Average rainfall in October: 0.51"

The wettest month (with the highest rainfall) is November (0.67").
The driest month (with the least rainfall) is September (0.24").

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Average rainfall days in October
Chestnut Hill, MA

Average rainfall days in October - Chestnut Hill, MA
  • Average rainfall days in October: 6.9 days

The month with the highest number of rainy days is July (10.2 days).
The month with the least rainy days is February (4.1 days).

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Average snowfall in October
Chestnut Hill, MA

Average snowfall in October - Chestnut Hill, MA
  • Average snowfall in October: 0"

The month with the highest snowfall is December (0.91").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in October
Chestnut Hill, MA

Average snowfall days in October - Chestnut Hill, MA
  • Average snowfall days in October: 0.1 days

The month with the highest number of snowfall days is January (4.9 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
Chestnut Hill, MA

Average daylight in October / Average sunshine in October - Chestnut Hill, MA
  • 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 6min).

  • Average sunshine in October: 6h and 1min

The month with the most sunshine is August (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
Chestnut Hill, MA

Average sunshine days in October - Chestnut Hill, MA
  • Average sunshine days in October: 21.7 days

The months with the most sunshine days are January and November (22.5 days).
The month with the least sunshine days is June (17.5 days).

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Average UV index in October
Chestnut Hill, MA

Average UV index in October - Chestnut Hill, 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
Chestnut Hill, MA

Average cloud cover in October - Chestnut Hill, MA
  • Average cloud cover in October: 43

The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 32).

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Average visibility in October
Chestnut Hill, MA

Average visibility in October - Chestnut Hill, MA
  • 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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Chestnut Hill, Massachusetts, USA

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