October weather forecast
Port Townsend, WA

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Victorian design houses from an old age along the beach on a hilly spot overlooking the sea, in Port Townsend, Washington
Victorian design houses from an old age along the beach on a hilly spot overlooking the sea, in Port Townsend, Washington

Weather in October

October brings in the full sweep of autumn with a marked decrease in temperature to 55.2°F (12.9°C) highs. Rainfall levels begin their climb, preparing the city for the imminent winter. The colourful foliage of Port Townsend offers a picturesque backdrop to Halloween festivities and harvest celebrations. October's steadily cooling weather matches the changing leaves, signalling that winter lurks around the corner.

Temperature

October in Port Townsend indicates a minor shift in the average high-temperature, from September's refreshing 63.1°F (17.3°C) to a fresh 55.2°F (12.9°C). Port Townsend records a negligible downturn from daytime temperatures, averaging a low of 46.9°F (8.3°C) in the month of October.

Humidity

In Port Townsend, Washington, the average relative humidity in October is 80%.

Rainfall

In Port Townsend, in October, during 16.1 rainfall days, 2.28" (58mm) of precipitation is typically accumulated. In Port Townsend, during the entire year, the rain falls for 180.3 days and collects up to 21.85" (555mm) of precipitation.

Snowfall

In Port Townsend, Washington, snow does not fall in May through October.

Ocean temperature

In Port Townsend, Washington, in October, the average water temperature is 50.5°F (10.3°C).
Note: Caution: 50.5°F (10.3°C) temperatures below 50°F (10°C) during swimming can result in intense cold shock and quickened breathing.

Daylight

In Port Townsend, the average length of the day in October is 10h and 49min.
On the first day of October in Port Townsend, sunrise is at 7:11 am and sunset at 6:49 pm. On the last day of the month, sunrise is at 7:56 am and sunset at 5:53 pm PDT.

Sunshine

The average sunshine in October in Port Townsend is 5.9h.

UV index

The average daily maximum UV index in October is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: A maximum daily UV index of 3 during October morphs into the following directions:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
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Frequently asked questions

What are the temperatures in Port Townsend in October?

The high-temperature, in October, in Port Townsend, is 55.2°F (12.9°C), while the low-temperature averages to 46.9°F (8.3°C).

What is the average humidity in October in Port Townsend?

In October, the average relative humidity is 80%.

How much does it rain in Port Townsend in October?

In Port Townsend, Washington, in October, during 16.1 rainfall days, 2.28" (58mm) of precipitation is typically accumulated.

When it does not snow in Port Townsend?

May through October are months without snowfall in Port Townsend.

Does it snow in Port Townsend in October?

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

What is the water temperature in October in Port Townsend?

In Port Townsend, in October, the average water temperature is 50.5°F (10.3°C). Swimming in 50.5°F (10.3°C) is considered life-threatening. Even a few minutes in 55.4°F (13°C) water is uncomfortable, and swimming below 50°F (10°C) may cause total loss of breathing control and cold shock, depending on a person's physique.

What is the average length of the day in October in Port Townsend?

The average day length in October in Port Townsend is 10h and 49min.

When is the sunrise / sunset in October in Port Townsend?

In October, on the first day of the month, sunrise is at 7:11 am and sunset at 6:49 pm. On the last day of the month, sunrise is at 7:56 am and sunset at 5:53 pm PDT.

How long on average sun shines in October in Port Townsend?

In October, the average sunshine duration in Port Townsend is 5.9h.

What is the UV index intensity in October in Port Townsend?

In October, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a medium hazard to health from unprotected exposure to UV radiation.
Today
Tomorrow
Long-term
YearJFMAMJJASOctoberND
Sep
October
Nov
Average high temperature
63.1°F 17.3°C
55.2°F 12.9°C
48°F 8.9°C
Average low temperature
52.7°F 11.5°C
46.9°F 8.3°C
41.9°F 5.5°C
Average pressure
30.01" 762mmHg
30.03" 763mmHg
30.03" 763mmHg
Average wind speed
4.3mph 6.9km/h
5.8mph 9.3km/h
7.4mph 11.9km/h
Average max. wind speed
4.8mph 7.7km/h
6.6mph 10.6km/h
8.1mph 13km/h
Average wind speed gusts
7.5mph 12.1km/h
9.8mph 15.8km/h
12.2mph 19.6km/h
Average humidity
79%
80%
82%
Average rainfall
1.5" 38mm
2.28" 58mm
2.91" 74mm
Average rainfall days
12.5
16.1
19.1
Average snowfall
0" 0mm
0" 0mm
0.28" 7mm
Average snowfall days
0
0
0.7
Average sea temperature
52.9°F 11.6°C
50.5°F 10.3°C
48.1°F 8.9°C
Average daylight
12h 4min
10h 5min
9h 2min
Average sunshine
9h 3min
5h 5min
5h 1min
Average sunshine days
15.6
13.4
9.3
Average UV index
4
3
2
Average cloud cover
30%
37%
47%
Average visibility
6mi 9.7km
6mi 9.7km
6mi 9.7km

Average temperature in October
Port Townsend, WA

Average temperature in October - Port Townsend, WA
  • Average high temperature in October: 55.2°F

The warmest month (with the highest average high temperature) is August (67.8°F).
The month with the lowest average high temperature is December (43°F).

  • Average low temperature in October: 46.9°F

The month with the highest average low temperature is August (55.4°F).
The coldest month (with the lowest average low temperature) is February (37.4°F).

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Average pressure in October
Port Townsend, WA

Average pressure in October - Port Townsend, 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 and September (30.01"Hg).

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Average wind speed in October
Port Townsend, WA

Average wind speed in October - Port Townsend, WA
  • Average wind speed in October: 5.8mph

The windiest month (with the highest average wind speed) is November (7.4mph).
The calmest month (with the lowest average wind speed) is August (4mph).

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Average humidity in October
Port Townsend, WA

Average humidity in October - Port Townsend, WA
  • Average humidity in October: 80%

The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is July (75%).

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Average rainfall in October
Port Townsend, WA

Average rainfall in October - Port Townsend, WA
  • Average rainfall in October: 2.28"

The wettest month (with the highest rainfall) is November (2.91").
The driest month (with the least rainfall) is July (0.43").

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Average rainfall days in October
Port Townsend, WA

Average rainfall days in October - Port Townsend, WA
  • Average rainfall days in October: 16.1 days

The month with the highest number of rainy days is March (20.7 days).
The month with the least rainy days is August (6.6 days).

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Average snowfall in October
Port Townsend, WA

Average snowfall in October - Port Townsend, WA
  • Average snowfall in October: 0"

The month with the highest snowfall is February (2.87").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in October
Port Townsend, WA

Average snowfall days in October - Port Townsend, WA
  • Average snowfall days in October: 0 days

The month with the highest number of snowfall days is February (2.8 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
Port Townsend, WA

Average sea temperature in October - Port Townsend, 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
Port Townsend, WA

Average daylight in October / Average sunshine in October - Port Townsend, 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 January (Average sunshine: 4h and 48min).

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Average sunshine days in October
Port Townsend, WA

Average sunshine days in October - Port Townsend, WA
  • Average sunshine days in October: 13.4 days

The month with the most sunshine days is August (22.3 days).
The month with the least sunshine days is March (8.2 days).

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Average UV index in October
Port Townsend, WA

Average UV index in October - Port Townsend, 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
Port Townsend, WA

Average cloud cover in October - Port Townsend, WA
  • Average cloud cover in October: 37

The months with the most cloud cover are January, February and December (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 21).

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Average visibility in October
Port Townsend, WA

Average visibility in October - Port Townsend, 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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Port Townsend, Washington, USA

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