September weather forecast
Ocean Shores, WA

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Standing on the large rocks on the shore, this tranquil spot offers sweeping views of the Ocean Shore in Washington, visible across the water
Standing on the large rocks on the shore, this tranquil spot offers sweeping views of the Ocean Shore in Washington, visible across the water

Weather in September

The arrival of September in Ocean Shores marks the dawn of the fall season, subtly hinting at a shift in weather pattern. The temperature begins its descent from the summer highs, paving the way for cooler days. September's weather does see a hike in rainfall to 1.02" (26mm) but still maintains the city's scenic tranquility. The shift from the bright summer sunshine to mellow autumn hues is accentuated by the declining daylight hours. The end of September opens the gateway to the freshness of October.

Temperature

The arrival of September in Ocean Shores, Washington, records an average high-temperature of a still enjoyable 63.7°F (17.6°C), closely related to the 65.8°F (18.8°C) observed in August. Ocean Shores experiences a mean low-temperature of 52.7°F (11.5°C) during September.

Humidity

In Ocean Shores, Washington, the average relative humidity in September is 83%.

Rainfall

In Ocean Shores, in September, it is raining for 10.6 days, with typically 1.02" (26mm) of accumulated precipitation. In Ocean Shores, during the entire year, the rain falls for 152.8 days and collects up to 19.41" (493mm) of precipitation.

Snowfall

In Ocean Shores, snow does not fall in April through October and December.

Ocean temperature

In Ocean Shores, the average seawater temperature in September is 59°F (15°C).
Note: Most people find swimming in 59°F (15°C) to be not enjoyable. The control of one's breathing becomes more challenging as the water temperature drops below 69.8°F (21°C).

Daylight

In September, the average length of the day is 12h and 32min.
On the first day of the month, sunrise is at 6:37 am and sunset at 7:55 pm. On the last day of September, in Ocean Shores, sunrise is at 7:15 am and sunset at 6:57 pm PDT.

Sunshine

The average sunshine in September is 8.4h.

UV index

The months with the highest UV index are May through September, with an average maximum UV index of 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: A typical high UV index of 4 in September suggests the following recommendations:
Be vigilant - A duty to shield skin and eyes from injury exists. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
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Frequently asked questions

What are September temperatures in Ocean Shores?

The high-temperature, in September, in Ocean Shores, records 63.7°F (17.6°C), while the low-temperature is 52.7°F (11.5°C).

What is the average humidity in September in Ocean Shores?

In September, the average relative humidity is 83%.

How much does it rain in Ocean Shores in September?

In Ocean Shores, in September, it is raining for 10.6 days, with typically 1.02" (26mm) of accumulated precipitation.

When it does not snow in Ocean Shores?

April through October and December are months without snowfall in Ocean Shores, Washington.

How cold is the water in September in Ocean Shores?

In September, the average ocean temperature in Ocean Shores, Washington, is 59°F (15°C). For most, swimming in 59°F (15°C) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 69.8°F (21°C) to 59°F (15°C).

How many hours of daylight does Ocean Shores have in September?

In September, the average day length in Ocean Shores is 12h and 32min.

What time are sunrise and sunset in September in Ocean Shores?

In September, on the first day of the month, sunrise is at 6:37 am and sunset at 7:55 pm. On the last day of the month, in Ocean Shores, Washington, sunrise is at 7:15 am and sunset at 6:57 pm PDT.

How many hours of sunshine does Ocean Shores have in September?

In September, the average sunshine duration is 8.4h.

What is the month with the highest UV index in Ocean Shores?

The months with the highest UV index in Ocean Shores are May through September, with an average maximum UV index of 4.

What is the UV index reading in September in Ocean Shores?

In Ocean Shores, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium health risk from exposure to the Sun's 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 September
Ocean Shores, WA

Average temperature in September - Ocean Shores, WA
  • Average high temperature in September: 63.7°F

The warmest month (with the highest average high temperature) is August (65.8°F).
The month with the lowest average high temperature is December (45.5°F).

  • Average low temperature in September: 52.7°F

The month with the highest average low temperature is August (54.5°F).
The coldest month (with the lowest average low temperature) is December (39.7°F).

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Average pressure in September
Ocean Shores, WA

Average pressure in September - Ocean Shores, WA
  • Average pressure in September: 30.02"Hg

The month with the highest atmospheric pressure is July (30.08"Hg).
The month with the lowest atmospheric pressure is March (30"Hg).

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Average wind speed in September
Ocean Shores, WA

Average wind speed in September - Ocean Shores, WA
  • Average wind speed in September: 7.1mph

The windiest month (with the highest average wind speed) is January (10.9mph).
The calmest month (with the lowest average wind speed) is September (7.1mph).

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Average humidity in September
Ocean Shores, WA

Average humidity in September - Ocean Shores, WA
  • Average humidity in September: 83%

The month with the highest relative humidity is December (85%).
The months with the lowest relative humidity are April, May and June (81%).

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Average rainfall in September
Ocean Shores, WA

Average rainfall in September - Ocean Shores, WA
  • Average rainfall in September: 1.02"

The wettest month (with the highest rainfall) is December (3.35").
The driest month (with the least rainfall) is July (0.24").

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Average rainfall days in September
Ocean Shores, WA

Average rainfall days in September - Ocean Shores, WA
  • Average rainfall days in September: 10.6 days

The month with the highest number of rainy days is December (18.5 days).
The month with the least rainy days is July (5.6 days).

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Average snowfall in September
Ocean Shores, WA

Average snowfall in September - Ocean Shores, WA
  • Average snowfall in September: 0"

The month with the highest snowfall is February (1.02").
The months with the least snowfall are April, May, June, July, August, September, October and December (0").

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Average snowfall days in September
Ocean Shores, WA

Average snowfall days in September - Ocean Shores, WA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (1.6 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average sea temperature in September
Ocean Shores, WA

Average sea temperature in September - Ocean Shores, WA
  • Average sea temperature in September: 59°F

The best month for swimming (with the highest average sea temperature) is August (61°F).
The coldest months (with the lowest average sea temperature) are January and February (48°F).

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Average daylight in September /
Average sunshine in September
Ocean Shores, WA

Average daylight in September / Average sunshine in September - Ocean Shores, WA
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).

  • Average sunshine in September: 8h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

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Average sunshine days in September
Ocean Shores, WA

Average sunshine days in September - Ocean Shores, WA
  • Average sunshine days in September: 17.3 days

The month with the most sunshine days is July (23.8 days).
The month with the least sunshine days is December (10.7 days).

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Average UV index in September
Ocean Shores, WA

Average UV index in September - Ocean Shores, WA
  • Average UV index in September: 4

The months with the highest UV index are May, June, July, August and September (UV index 4).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in September
Ocean Shores, WA

Average cloud cover in September - Ocean Shores, WA
  • Average cloud cover in September: 39

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is July (Cloud cover 33).

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Average visibility in September
Ocean Shores, WA

Average visibility in September - Ocean Shores, WA
  • Average visibility in September: 6mi

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

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Ocean Shores, Washington, USA

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