May weather forecast
Seal Rock, OR

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Weather in May

May, the last month of the spring in Seal Rock, is a refreshing month, with an average temperature ranging between max 58.5°F (14.7°C) and min 46.8°F (8.2°C).

Temperature

With May's arrival, Seal Rock's weather records an average high-temperature of a moderate 58.5°F (14.7°C), marking little difference from April's 53.2°F (11.8°C). Seal Rock cools down to an average low-temperature of 46.8°F (8.2°C) throughout the month of May.

Humidity

The months with the lowest humidity are April through July, September and October, with an average relative humidity of 81%.

Rainfall

In Seal Rock, Oregon, in May, it is raining for 9.2 days, with typically 0.94" (24mm) of accumulated precipitation. In Seal Rock, Oregon, during the entire year, the rain falls for 130.2 days and collects up to 16.34" (415mm) of precipitation.

Snowfall

March through December are months without snowfall in Seal Rock.

Daylight

The average length of the day in May in Seal Rock is 14h and 50min.
On the first day of the month, sunrise is at 6:05 am and sunset at 8:21 pm. On the last day of May, sunrise is at 5:34 am and sunset at 8:53 pm PDT.

Sunshine

In Seal Rock, the average sunshine in May is 8.4h.

UV index

In May, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for average individuals.
Note: The daily maximum UV index of 4 in May interprets into the following advice:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
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Frequently asked questions

What is the usual temperature for Seal Rock in May?

Seal Rock in May has an average high-temperature of 58.5°F (14.7°C) and an average low-temperature of 46.8°F (8.2°C).

What are the least humid months in Seal Rock?

April through July, September and October, with an average relative humidity of 81%, are the least humid months in Seal Rock.

What is the average humidity in May in Seal Rock?

In Seal Rock, the average relative humidity in May is 81%.

How many days does it rain in May in Seal Rock?

In May, in Seal Rock, Oregon, the rain falls for 9.2 days. Throughout May, 0.94" (24mm) of precipitation is accumulated.

When it does not snow in Seal Rock?

In Seal Rock, Oregon, snow does not fall in March through December.

How many hours of daylight does Seal Rock have in May?

In Seal Rock, Oregon, the average day length in May is 14h and 50min.

When is the sunrise / sunset in May in Seal Rock?

In May, on the first day of the month, sunrise is at 6:05 am and sunset at 8:21 pm. On the last day of the month, in Seal Rock, sunrise is at 5:34 am and sunset at 8:53 pm PDT.

How long on average sun shines in May in Seal Rock?

In Seal Rock, Oregon, the average sunshine duration in May is 8.4h.

How high is the UV index in May in Seal Rock?

In Seal Rock, Oregon, the average daily maximum UV index in May is 4. A UV Index reading of 3 to 5 represents a medium health risk 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 May
Seal Rock, OR

Average temperature in May - Seal Rock, OR
  • Average high temperature in May: 58.5°F

The warmest month (with the highest average high temperature) is August (67.6°F).
The month with the lowest average high temperature is December (47.8°F).

  • Average low temperature in May: 46.8°F

The months with the highest average low temperature are July and August (53.1°F).
The coldest month (with the lowest average low temperature) is December (40.8°F).

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Average pressure in May
Seal Rock, OR

Average pressure in May - Seal Rock, OR
  • Average pressure in May: 30.06"Hg

The month with the highest atmospheric pressure is January (30.09"Hg).
The months with the lowest atmospheric pressure are August and September (30.02"Hg).

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Average wind speed in May
Seal Rock, OR

Average wind speed in May - Seal Rock, OR
  • Average wind speed in May: 8mph

The windiest month (with the highest average wind speed) is January (9.6mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

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Average humidity in May
Seal Rock, OR

Average humidity in May - Seal Rock, OR
  • Average humidity in May: 81%

The months with the highest relative humidity are January, February, March, November and December (83%).
The months with the lowest relative humidity are April, May, June, July, September and October (81%).

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Average rainfall in May
Seal Rock, OR

Average rainfall in May - Seal Rock, OR
  • Average rainfall in May: 0.94"

The wettest month (with the highest rainfall) is December (2.68").
The driest month (with the least rainfall) is July (0.12").

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Average rainfall days in May
Seal Rock, OR

Average rainfall days in May - Seal Rock, OR
  • Average rainfall days in May: 9.2 days

The month with the highest number of rainy days is March (17.1 days).
The month with the least rainy days is August (3 days).

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Average snowfall in May
Seal Rock, OR

Average snowfall in May - Seal Rock, OR
  • Average snowfall in May: 0"

The month with the highest snowfall is February (0.31").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").

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Average snowfall days in May
Seal Rock, OR

Average snowfall days in May - Seal Rock, OR
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is February (0.6 days).
The months with the least snowfall days are March, April, May, June, July, August, September and October (0 days).

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Average daylight in May /
Average sunshine in May
Seal Rock, OR

Average daylight in May / Average sunshine in May - Seal Rock, OR
  • Average daylight in May: 14h and 5min

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in May: 8h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The months with the least sunshine are January and February (Average sunshine: 4h and 0min).

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Average sunshine days in May
Seal Rock, OR

Average sunshine days in May - Seal Rock, OR
  • Average sunshine days in May: 19.5 days

The month with the most sunshine days is July (26.8 days).
The month with the least sunshine days is February (11.5 days).

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Average UV index in May
Seal Rock, OR

Average UV index in May - Seal Rock, OR
  • Average UV index in May: 4

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

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Average cloud cover in May
Seal Rock, OR

Average cloud cover in May - Seal Rock, OR
  • Average cloud cover in May: 46

The month with the most cloud cover is February (Cloud cover 59).
The month with the least cloud cover is July (Cloud cover 29).

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Average visibility in May
Seal Rock, OR

Average visibility in May - Seal Rock, OR
  • Average visibility in May: 6mi

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

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Seal Rock, Oregon, USA

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