October weather forecast
Cambridge, MA

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The John Weeks Memorial Footbridge in Cambridge, Massachusetts, over the Charles River calm waters, and a distant view of the Havard University student residence unit
The John Weeks Memorial Footbridge in Cambridge, Massachusetts, over the Charles River calm waters, and a distant view of the Havard University student residence unit

Weather in October

October in Cambridge, Massachusetts sees the full summary of autumn. With vibrant fall foliage adorning the city, the weather grows crisp and calls for light jackets. The streets brim with Halloween decorations towards the month's close, adding to the seasonal atmosphere. October’s climate brings down temperatures from 47.7°F (8.7°C) to 61.2°F (16.2°C). The cool and dry weather is perfect for nature walks and scenic drives around Massachusetts.

Temperature

The move into October indicates a reduction in the average high-temperature, down from September's agreeable 72.9°F (22.7°C) to a comfortable 61.2°F (16.2°C). Cambridge records a mean low-temperature of 47.7°F (8.7°C) in October.

Humidity

In October, the average relative humidity is 76%.

Rainfall

In Cambridge, during October, the rain falls for 6 days and regularly aggregates up to 0.51" (13mm) of precipitation. In Cambridge, during the entire year, the rain falls for 81.8 days and collects up to 5.51" (140mm) of precipitation.

Snowfall

June through October are months without snowfall.

Daylight

The average length of the day in October 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

The average daily maximum UV index in October is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for average individuals.
Note: In October, the maximum UV index of 3 translates into these guidelines:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Opt for tightly woven and loose clothing to enhance protection from the Sun.
Updated: Aug 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average October temperature?

In Cambridge, 61.2°F (16.2°C) is the average high-temperature and 47.7°F (8.7°C) is the average low-temperature during October. In July, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which factors the actual air temperature with the relative humidity, is calculated to be 86°F (30°C).

What is the average humidity in October in Cambridge?

In Cambridge, the average relative humidity in October is 76%.

How many days does it rain in October?

In Cambridge, in October, during 6 rainfall days, 0.51" (13mm) of precipitation is typically accumulated.

When it does not snow?

In Cambridge, snow does not fall in June through October.

Does it snow in October?

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

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

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

What time are sunrise and sunset in October in Cambridge?

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 Cambridge, sunrise is at 7:17 am and sunset at 5:38 pm EDT.

How many hours of sunshine does Cambridge have in October?

The average sunshine duration in October is 6.1h.

How high is the UV index in October?

The average daily maximum UV index in October is 3. A UV Index reading 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
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Cambridge, MA

Average temperature in October - Cambridge, MA
  • Average high temperature in October: 61.2°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 (33.8°F).

  • Average low temperature in October: 47.7°F

The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).

Average pressure in October
Cambridge, MA

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

The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in October
Cambridge, MA

Average wind speed in October - Cambridge, MA
  • Average wind speed in October: 7.9mph

The windiest month (with the highest average wind speed) is January (9.5mph).
The calmest month (with the lowest average wind speed) is August (6mph).

Average humidity in October
Cambridge, MA

Average humidity in October - Cambridge, MA
  • Average humidity in October: 76%

The months with the highest relative humidity are January and February (77%).
The month with the lowest relative humidity is April (69%).

Average rainfall in October
Cambridge, MA

Average rainfall in October - Cambridge, MA
  • Average rainfall in October: 0.51"

The wettest month (with the highest rainfall) is November (0.63").
The driest month (with the least rainfall) is September (0.2").

Average rainfall days in October
Cambridge, MA

Average rainfall days in October - Cambridge, MA
  • Average rainfall days in October: 6 days

The month with the highest number of rainy days is July (9.6 days).
The month with the least rainy days is January (4.3 days).

Average snowfall in October
Cambridge, MA

Average snowfall in October - Cambridge, MA
  • Average snowfall in October: 0"

The month with the highest snowfall is December (0.71").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in October
Cambridge, MA

Average snowfall days in October - Cambridge, MA
  • Average snowfall days in October: 0 days

The month with the highest number of snowfall days is January (4.8 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
Cambridge, MA

Average daylight in October / Average sunshine in October - Cambridge, 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: 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).

Average sunshine days in October
Cambridge, MA

Average sunshine days in October - Cambridge, MA
  • Average sunshine days in October: 22.6 days

The month with the most sunshine days is January (23.5 days).
The month with the least sunshine days is June (17.4 days).

Average UV index in October
Cambridge, MA

Average UV index in October - Cambridge, 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).

Average cloud cover in October
Cambridge, MA

Average cloud cover in October - Cambridge, MA
  • Average cloud cover in October: 44

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

Average visibility in October
Cambridge, MA

Average visibility in October - Cambridge, 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).

Cambridge, Massachusetts, USA

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