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

A change in temperatures is noted as September gives way to October, with average highs reducing from a pleasant 72.9°F (22.7°C) to an enjoyable 61.2°F (16.2°C). An average low-temperature of 47.7°F (8.7°C) is observed during the October nights.

Humidity

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

Rainfall

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

Snowfall

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

Daylight

In Cambridge, Massachusetts, 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 in Cambridge is 6.1h.

UV index

In October, the average daily maximum UV index in Cambridge, Massachusetts, is 3. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for average individuals.
Note: An average maximum UV index of 3 in October leads to these recommendations:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
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Frequently asked questions

What is the usual temperature for Cambridge in October?

The high-temperature, in October, in Cambridge, is 61.2°F (16.2°C), while the low-temperature averages to 47.7°F (8.7°C). In July, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 86°F (30°C).

What is the average humidity in October in Cambridge?

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

How much does it rain in Cambridge in October?

In October, the rain falls for 6 days. Throughout October, 0.51" (13mm) of precipitation is accumulated.

When it does not snow in Cambridge?

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

Does it snow in Cambridge 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?

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 long on average sun shines in October in Cambridge?

In October, the average sunshine duration in Cambridge, Massachusetts, is 6.1h.

What is the UV index reading in October in Cambridge?

In October, the average daily maximum UV index in Cambridge is 3. A UV Index value of 3 to 5 symbolizes a moderate health threat 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
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).

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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).

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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).

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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%).

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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").

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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).

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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").

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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).

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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).

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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).

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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).

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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).

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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).

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Cambridge, Massachusetts, USA

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