May weather forecast
Tidewater, OR

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Weather in May

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

Temperature

Tidewater, Oregon, greets May with an average high-temperature of a mild 58.5°F (14.7°C), marking a slight deviation from the preceding month. During the month of May, the nighttime temperature falls to an average of 46.8°F (8.2°C).

Humidity

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

Rainfall

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

Snowfall

In Tidewater, snow does not fall in March through December.

Daylight

In May, the average length of the day in Tidewater is 14h and 49min.
On the first day of May in Tidewater, sunrise is at 6:04 am and sunset at 8:20 pm. On the last day of the month, sunrise is at 5:34 am and sunset at 8:52 pm PDT.

Sunshine

In May, the average sunshine 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 unsafe exposure to UV radiation for the average person.
Note: The maximum daily UV index of 4 in May interprets into the following recommendations:
Take necessary precautions - Defending against sun damage is advocated. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
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Frequently asked questions

What are May temperatures in Tidewater?

The average high-temperature and low-temperature during May are 58.5°F (14.7°C) and 46.8°F (8.2°C) respectively.

What is the least humid month in Tidewater?

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

What is the average humidity in May in Tidewater?

In Tidewater, Oregon, the average relative humidity in May is 81%.

How many days does it rain in May in Tidewater?

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

When it does not snow in Tidewater?

March through December are months without snowfall in Tidewater, Oregon.

How many hours of daylight does Tidewater have in May?

In May, the average day length is 14h and 49min.

When is the sunrise / sunset in May in Tidewater?

On the first day of May in Tidewater, sunrise is at 6:04 am and sunset at 8:20 pm. On the last day of the month, sunrise is at 5:34 am and sunset at 8:52 pm PDT.

How long on average sun shines in May in Tidewater?

In May, the average sunshine duration is 8.4h.

What is the UV index reading in May in Tidewater?

In Tidewater, the average daily maximum UV index in May is 4. A UV Index value of 3 to 5 symbolizes a moderate health threat 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 May
Tidewater, OR

Average temperature in May - Tidewater, 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
Tidewater, OR

Average pressure in May - Tidewater, 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
Tidewater, OR

Average wind speed in May - Tidewater, 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
Tidewater, OR

Average humidity in May - Tidewater, 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
Tidewater, OR

Average rainfall in May - Tidewater, 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
Tidewater, OR

Average rainfall days in May - Tidewater, 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
Tidewater, OR

Average snowfall in May - Tidewater, 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
Tidewater, OR

Average snowfall days in May - Tidewater, 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
Tidewater, OR

Average daylight in May / Average sunshine in May - Tidewater, 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
Tidewater, OR

Average sunshine days in May - Tidewater, 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
Tidewater, OR

Average UV index in May - Tidewater, 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
Tidewater, OR

Average cloud cover in May - Tidewater, 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
Tidewater, OR

Average visibility in May - Tidewater, 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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Tidewater, Oregon, USA

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