October weather forecast
Coupeville, WA

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Weather in October

October, the same as September, in Coupeville, Washington, is another refreshing autumn month, with an average temperature ranging between min 48.2°F (9°C) and max 55.6°F (13.1°C).

Temperature

The shift from September to October includes a minor decrease in the average high-temperature, lightly dropping from a refreshing 62.8°F (17.1°C) to a moderate 55.6°F (13.1°C). Coupeville records a negligible downturn from daytime temperatures, averaging a low of 48.2°F (9°C) in the month of October.

Humidity

In October, the average relative humidity is 79%.

Rainfall

In October, the rain falls for 16.5 days. Throughout October, 2.68" (68mm) of precipitation is accumulated. Throughout the year, in Coupeville, there are 183.8 rainfall days, and 24.45" (621mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall in Coupeville, Washington.

Ocean temperature

In October, the average ocean temperature in Coupeville is 50.5°F (10.3°C).
Note: Navigating the 50.5°F (10.3°C) at 55.4°F (13°C) is no joy, and temperatures less than 50°F (10°C) can threaten breathing and cause a chilling shock, gauging personal stamina.

Daylight

In October, the average length of the day is 10h and 48min.
On the first day of the month, sunrise is at 7:11 am and sunset at 6:48 pm. On the last day of October, in Coupeville, Washington, sunrise is at 7:55 am and sunset at 5:52 pm PDT.

Sunshine

The average sunshine in October is 5.8h.

UV index

The average daily maximum UV index in October is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the average person.
Note: During October, 3 as the daily maximum UV index converts into the following advice:
Prioritize safety - Suggestions to prevent sun damage are offered. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
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Frequently asked questions

What is the average October temperature in Coupeville?

In Coupeville, 55.6°F (13.1°C) is the average high-temperature and 48.2°F (9°C) is the average low-temperature during October.

What is the average humidity in October in Coupeville?

In October, the average relative humidity in Coupeville, Washington, is 79%.

How much does it rain in Coupeville in October?

In Coupeville, Washington, during October, the rain falls for 16.5 days and regularly aggregates up to 2.68" (68mm) of precipitation.

When it does not snow in Coupeville?

May through October are months without snowfall in Coupeville.

Does it snow in Coupeville in October?

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

What is the ocean temperature in October in Coupeville?

In Coupeville, in October, the average water temperature is 50.5°F (10.3°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 Coupeville have in October?

In October, the average day length in Coupeville is 10h and 48min.

What time are sunrise and sunset in October in Coupeville?

On the first day of October in Coupeville, sunrise is at 7:11 am and sunset at 6:48 pm. On the last day of the month, sunrise is at 7:55 am and sunset at 5:52 pm PDT.

How many hours of sunshine does Coupeville have in October?

In Coupeville, the average sunshine duration in October is 5.8h.

How high is the UV index in October in Coupeville?

The average daily maximum UV index in October in Coupeville, Washington, is 3. A UV Index estimate of 3 to 5 represents a moderate vulnerability 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
Coupeville, WA

Average temperature in October - Coupeville, WA
  • Average high temperature in October: 55.6°F

The warmest month (with the highest average high temperature) is July (66.2°F).
The month with the lowest average high temperature is December (43.7°F).

  • Average low temperature in October: 48.2°F

The month with the highest average low temperature is August (55.9°F).
The coldest month (with the lowest average low temperature) is February (37.9°F).

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Average pressure in October
Coupeville, WA

Average pressure in October - Coupeville, WA
  • Average pressure in October: 30.03"Hg

The month with the highest atmospheric pressure is January (30.08"Hg).
The months with the lowest atmospheric pressure are March, August and September (30.01"Hg).

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Average wind speed in October
Coupeville, WA

Average wind speed in October - Coupeville, WA
  • Average wind speed in October: 6.4mph

The windiest month (with the highest average wind speed) is November (8.3mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

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Average humidity in October
Coupeville, WA

Average humidity in October - Coupeville, WA
  • Average humidity in October: 79%

The months with the highest relative humidity are January, February and March (81%).
The month with the lowest relative humidity is July (76%).

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Average rainfall in October
Coupeville, WA

Average rainfall in October - Coupeville, WA
  • Average rainfall in October: 2.68"

The wettest month (with the highest rainfall) is November (3.46").
The driest month (with the least rainfall) is July (0.47").

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Average rainfall days in October
Coupeville, WA

Average rainfall days in October - Coupeville, WA
  • Average rainfall days in October: 16.5 days

The month with the highest number of rainy days is March (21.1 days).
The month with the least rainy days is August (7.5 days).

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Average snowfall in October
Coupeville, WA

Average snowfall in October - Coupeville, WA
  • Average snowfall in October: 0"

The month with the highest snowfall is February (3.27").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in October
Coupeville, WA

Average snowfall days in October - Coupeville, WA
  • Average snowfall days in October: 0 days

The month with the highest number of snowfall days is February (3.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average sea temperature in October
Coupeville, WA

Average sea temperature in October - Coupeville, WA
  • Average sea temperature in October: 50.5°F

The best month for swimming (with the highest average sea temperature) is August (53°F).
The coldest month (with the lowest average sea temperature) is February (45°F).

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Average daylight in October /
Average sunshine in October
Coupeville, WA

Average daylight in October / Average sunshine in October - Coupeville, WA
  • Average daylight in October: 10h and 5min

The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).

  • Average sunshine in October: 5h and 5min

The month with the most sunshine is August (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 4h and 36min).

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Average sunshine days in October
Coupeville, WA

Average sunshine days in October - Coupeville, WA
  • Average sunshine days in October: 12.6 days

The month with the most sunshine days is August (21.7 days).
The month with the least sunshine days is March (7.5 days).

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Average UV index in October
Coupeville, WA

Average UV index in October - Coupeville, WA
  • Average UV index in October: 3

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in October
Coupeville, WA

Average cloud cover in October - Coupeville, WA
  • Average cloud cover in October: 38

The month with the most cloud cover is December (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 22).

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Average visibility in October
Coupeville, WA

Average visibility in October - Coupeville, WA
  • 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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Coupeville, Washington, USA

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