October weather forecast
Boothbay Harbor, ME

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Weather in October

October, the same as September, in Boothbay Harbor, Maine, is another mild autumn month, with an average temperature varying between 45°F (7.2°C) and 56.3°F (13.5°C).

Temperature

The shift to October brings a decrease in the average high-temperature, falling from a refreshing 67.5°F (19.7°C) in September to a moderate 56.3°F (13.5°C). Boothbay Harbor, during the nights of October, experiences an average temperature drop to a frosty 45°F (7.2°C).

Humidity

In October, the average relative humidity is 79%.

Rainfall

In Boothbay Harbor, in October, it is raining for 13.5 days, with typically 3.46" (88mm) of accumulated precipitation. In Boothbay Harbor, during the entire year, the rain falls for 142.1 days and collects up to 30.51" (775mm) of precipitation.

Snowfall

In Boothbay Harbor, Maine, snow does not fall in June through October.

Ocean temperature

In Boothbay Harbor, in October, the average water temperature is 54.9°F (12.7°C).
Note: It is advised against swimming in 54.9°F (12.7°C) when it drops below 50°F (10°C). Such temperatures can cause extreme cold shock, leading to hyperventilation.

Daylight

In Boothbay Harbor, the average length of the day in October is 10h and 59min.
On the first day of the month, sunrise is at 6:36 am and sunset at 6:18 pm. On the last day of October, in Boothbay Harbor, sunrise is at 7:14 am and sunset at 5:29 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 of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the ordinary person.
Note: In October, the maximum UV index of 3 suggests these recommendations:
Undertake protective steps - Preventing sun damage is advised. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
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Frequently asked questions

What is the temperature in October in Boothbay Harbor?

The high-temperature in Boothbay Harbor during October is 56.3°F (13.5°C) and the low-temperature is 45°F (7.2°C).

What is the average humidity in October in Boothbay Harbor?

In October, the average relative humidity in Boothbay Harbor, Maine, is 79%.

How many days does it rain in October in Boothbay Harbor?

In Boothbay Harbor, Maine, in October, during 13.5 rainfall days, 3.46" (88mm) of precipitation is typically accumulated.

When it does not snow in Boothbay Harbor?

In Boothbay Harbor, snow does not fall in June through October.

Does it snow in Boothbay Harbor in October?

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

How cold is the water in October in Boothbay Harbor?

In Boothbay Harbor, Maine, in October, the average water temperature is 54.9°F (12.7°C). At temperatures below 50°F (10°C), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 55.4°F (13°C) is not comfortable.

How many hours of daylight does Boothbay Harbor have in October?

The average day length in October is 10h and 59min.

What time are sunrise and sunset in October in Boothbay Harbor?

On the first day of October, sunrise is at 6:36 am and sunset at 6:18 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 5:29 pm EDT.

How long on average sun shines in October in Boothbay Harbor?

In October, the average sunshine duration in Boothbay Harbor, Maine, is 6.1h.

What is the UV index reading in October in Boothbay Harbor?

In Boothbay Harbor, Maine, the average daily maximum UV index in October 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
Boothbay Harbor, ME

Average temperature in October - Boothbay Harbor, ME
  • Average high temperature in October: 56.3°F

The warmest months (with the highest average high temperature) are July and August (74.1°F).
The month with the lowest average high temperature is January (29.7°F).

  • Average low temperature in October: 45°F

The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (18°F).

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Average pressure in October
Boothbay Harbor, ME

Average pressure in October - Boothbay Harbor, ME
  • Average pressure in October: 29.99"Hg

The months with the highest atmospheric pressure are September and November (30.04"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in October
Boothbay Harbor, ME

Average wind speed in October - Boothbay Harbor, ME
  • Average wind speed in October: 8.9mph

The windiest months (with the highest average wind speed) are January and March (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

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Average humidity in October
Boothbay Harbor, ME

Average humidity in October - Boothbay Harbor, ME
  • Average humidity in October: 79%

The months with the highest relative humidity are June and July (82%).
The month with the lowest relative humidity is November (76%).

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Average rainfall in October
Boothbay Harbor, ME

Average rainfall in October - Boothbay Harbor, ME
  • Average rainfall in October: 3.46"

The wettest month (with the highest rainfall) is December (3.5").
The driest month (with the least rainfall) is September (1.5").

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Average rainfall days in October
Boothbay Harbor, ME

Average rainfall days in October - Boothbay Harbor, ME
  • Average rainfall days in October: 13.5 days

The month with the highest number of rainy days is April (15.1 days).
The month with the least rainy days is January (6.6 days).

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Average snowfall in October
Boothbay Harbor, ME

Average snowfall in October - Boothbay Harbor, ME
  • Average snowfall in October: 0"

The month with the highest snowfall is January (5.28").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in October
Boothbay Harbor, ME

Average snowfall days in October - Boothbay Harbor, ME
  • Average snowfall days in October: 0.1 days

The month with the highest number of snowfall days is February (9.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average sea temperature in October
Boothbay Harbor, ME

Average sea temperature in October - Boothbay Harbor, ME
  • Average sea temperature in October: 54.8°F

The best month for swimming (with the highest average sea temperature) is August (62.2°F).
The coldest month (with the lowest average sea temperature) is March (37.9°F).

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Average daylight in October /
Average sunshine in October
Boothbay Harbor, ME

Average daylight in October / Average sunshine in October - Boothbay Harbor, ME
  • Average daylight in October: 11h and 0min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in October: 6h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The months with the least sunshine are February and December (Average sunshine: 4h and 36min).

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Average sunshine days in October
Boothbay Harbor, ME

Average sunshine days in October - Boothbay Harbor, ME
  • Average sunshine days in October: 15.3 days

The month with the most sunshine days is September (17.5 days).
The month with the least sunshine days is April (11.7 days).

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Average UV index in October
Boothbay Harbor, ME

Average UV index in October - Boothbay Harbor, ME
  • Average UV index in October: 3

The month with the highest UV index is July (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
Boothbay Harbor, ME

Average cloud cover in October - Boothbay Harbor, ME
  • Average cloud cover in October: 43

The months with the most cloud cover are February and March (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 33).

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Average visibility in October
Boothbay Harbor, ME

Average visibility in October - Boothbay Harbor, ME
  • Average visibility in October: 6mi

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

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Boothbay Harbor, Maine, USA

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