Contents
- Weather in October
- Frequently asked questions
- Average temperature in October
- Average pressure in October
- Average wind speed in October
- Average humidity in October
- Average rainfall in October
- Average rainfall days in October
- Average snowfall in October
- Average snowfall days in October
- Average sea temperature in October
- Average daylight in October
- Average sunshine in October
- Average sunshine days in October
- Average UV index in October
- Average cloud cover in October
- Average visibility in October
Weather in October
Temperature
A shift in Boston's weather is observed as September turns into October, with the average high temperature reducing from a pleasant 72.7°F to an enjoyable 61.5°F. Boston throughout October, records an average low-temperature of 48.4°F.Humidity
The average relative humidity in October is 75%.Rainfall
In October, the rain falls for 13.3 days. Throughout October, 2.56" of precipitation is accumulated. In Boston, during the entire year, the rain falls for 141.4 days and collects up to 27.2" of precipitation.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 0.12" of snow. Throughout the year, there are 29.8 snowfall days, and 15.75" of snow is accumulated.Ocean temperature
In October, the average ocean temperature in Boston is 59.5°F.Note: For most, swimming in 59.5°F is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 69.8°F to 59°F.
Daylight
In Boston, the average length of the day in October is 11h and 3min.On the first day of October, sunrise is at 6:41 am and sunset at 6:26 pm. On the last day of the month, sunrise is at 7:16 am and sunset at 5:39 pm EDT.
Sunshine
In October, the average sunshine in Boston is 6h.UV index
In October, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for average individuals.Note: The UV index of 3 in October translates into these instructions:
Act with care - Obligation to protect against skin and eye damage is highlighted. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
FAQ
What is the average October temperature in Boston?
What is the average humidity in October in Boston?
How many days does it rain in October in Boston?
When does it start to snow in Boston?
What is the ocean temperature in October in Boston?
How many hours of daylight does Boston have in October?
What time are sunrise and sunset in October in Boston?
How long on average sun shines in October in Boston?
What is the UV index reading in October in Boston?
Average temperature in October
Boston, MA
- Average high temperature in October: 61.5°F
The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (34.2°F).
- Average low temperature in October: 48.4°F
The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (22.6°F).
Average pressure in October
Boston, 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
Boston, MA
- Average wind speed in October: 8.3mph
The windiest month (with the highest average wind speed) is January (9.9mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).
Average humidity in October
Boston, MA
- Average humidity in October: 75%
The month with the highest relative humidity is February (77%).
The month with the lowest relative humidity is April (69%).
Average rainfall in October
Boston, MA
- Average rainfall in October: 2.56"
The wettest months (with the highest rainfall) are March, April and December (2.91").
The driest month (with the least rainfall) is September (1.26").
Average rainfall days in October
Boston, MA
- Average rainfall days in October: 13.3 days
The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (7.9 days).
Average snowfall in October
Boston, MA
- Average snowfall in October: 0.12"
The month with the highest snowfall is February (4.72").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in October
Boston, MA
- Average snowfall days in October: 0.1 days
The months with the highest number of snowfall days are January and February (7.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average sea temperature in October
Boston, MA
- Average sea temperature in October: 59.4°F
The best month for swimming (with the highest average sea temperature) is August (67.9°F).
The coldest month (with the lowest average sea temperature) is February (38.1°F).
Average daylight in October /
Average sunshine in October
Boston, 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 0min
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 36min).
Average sunshine days in October
Boston, MA
- Average sunshine days in October: 15.7 days
The month with the most sunshine days is September (17.7 days).
The month with the least sunshine days is April (13 days).
Average UV index in October
Boston, 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
Boston, MA
- Average cloud cover in October: 44
The month with the most cloud cover is March (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in October
Boston, 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).
Boston, Massachusetts, USA
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