May weather forecast
Gig Harbor, WA

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Weather in May

May, the last month of the spring in Gig Harbor, is a refreshing month, with an average temperature varying between 43.5°F (6.4°C) and 65.8°F (18.8°C).

Temperature

Observing a minor shift, the average high-temperature during May adjusts from April's refreshing 57.2°F (14°C) to a comfortable 65.8°F (18.8°C). Gig Harbor sees a consistent average low-temperature of 43.5°F (6.4°C) in May, indicating a substantial decrease from the day's temperature.

Humidity

In Gig Harbor, the average relative humidity in May is 74%.

Rainfall

In Gig Harbor, during May, the rain falls for 13.3 days and regularly aggregates up to 1.57" (40mm) of precipitation. In Gig Harbor, during the entire year, the rain falls for 172.9 days and collects up to 30.08" (764mm) of precipitation.

Snowfall

April through October are months without snowfall in Gig Harbor.

Ocean temperature

In Gig Harbor, the average seawater temperature in May is 46.9°F (8.3°C).
Note: Being in 46.9°F (8.3°C) waters at 55.4°F (13°C) is discomforting, but anything below 50°F (10°C) can jeopardize breathing and induce cold shock, factoring in physical endurance.

Daylight

In May, the average length of the day in Gig Harbor is 15h and 8min.
On the first day of the month, sunrise is at 5:52 am and sunset at 8:22 pm. On the last day of May, in Gig Harbor, sunrise is at 5:17 am and sunset at 8:58 pm PDT.

Sunshine

The average sunshine in May is 8.8h.

UV index

The average daily maximum UV index in May in Gig Harbor is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: An average UV index of 4 in May transforms into this advice:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. Around midday, solar radiation is most harmful; hence, exposure should be limited. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
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Frequently asked questions

What is the usual temperature for Gig Harbor in May?

May temperatures vary between a high-temperature of 65.8°F (18.8°C) and a low-temperature of 43.5°F (6.4°C).

What is the average humidity in May in Gig Harbor?

In May, the average relative humidity in Gig Harbor is 74%.

How much does it rain in Gig Harbor in May?

In Gig Harbor, Washington, in May, it is raining for 13.3 days, with typically 1.57" (40mm) of accumulated precipitation.

When it does not snow in Gig Harbor?

In Gig Harbor, snow does not fall in April through October.

What is the ocean temperature in May in Gig Harbor?

In May, the average ocean temperature in Gig Harbor, Washington, is 46.9°F (8.3°C). Swimming in 46.9°F (8.3°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

How many hours of daylight does Gig Harbor have in May?

In May, the average day length in Gig Harbor is 15h and 8min.

When are sunrise and sunset in May in Gig Harbor?

On the first day of May, sunrise is at 5:52 am and sunset at 8:22 pm. On the last day of the month, sunrise is at 5:17 am and sunset at 8:58 pm PDT.

How many hours of sunshine does Gig Harbor have in May?

In May, the average sunshine duration in Gig Harbor, Washington, is 8.8h.

What is the UV index reading in May in Gig Harbor?

In Gig Harbor, Washington, the average daily maximum UV index in May is 4. A UV Index estimate of 3 to 5 represents a moderate vulnerability 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
Gig Harbor, WA

Average temperature in May - Gig Harbor, WA
  • Average high temperature in May: 65.8°F

The warmest month (with the highest average high temperature) is August (78.1°F).
The month with the lowest average high temperature is December (43.7°F).

  • Average low temperature in May: 43.5°F

The month with the highest average low temperature is August (52.7°F).
The coldest months (with the lowest average low temperature) are February and December (34.3°F).

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Average pressure in May
Gig Harbor, WA

Average pressure in May - Gig Harbor, WA
  • Average pressure in May: 30.03"Hg

The month with the highest atmospheric pressure is January (30.09"Hg).
The months with the lowest atmospheric pressure are March, August and September (30.01"Hg).

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Average wind speed in May
Gig Harbor, WA

Average wind speed in May - Gig Harbor, WA
  • Average wind speed in May: 4.3mph

The windiest month (with the highest average wind speed) is March (5.2mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).

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Average humidity in May
Gig Harbor, WA

Average humidity in May - Gig Harbor, WA
  • Average humidity in May: 74%

The months with the highest relative humidity are January and December (87%).
The month with the lowest relative humidity is July (68%).

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Average rainfall in May
Gig Harbor, WA

Average rainfall in May - Gig Harbor, WA
  • Average rainfall in May: 1.57"

The wettest month (with the highest rainfall) is December (4.69").
The driest month (with the least rainfall) is July (0.39").

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Average rainfall days in May
Gig Harbor, WA

Average rainfall days in May - Gig Harbor, WA
  • Average rainfall days in May: 13.3 days

The month with the highest number of rainy days is March (20.1 days).
The month with the least rainy days is August (5 days).

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Average snowfall in May
Gig Harbor, WA

Average snowfall in May - Gig Harbor, WA
  • Average snowfall in May: 0"

The month with the highest snowfall is February (2.28").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in May
Gig Harbor, WA

Average snowfall days in May - Gig Harbor, WA
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is February (3.2 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 May
Gig Harbor, WA

Average sea temperature in May - Gig Harbor, WA
  • Average sea temperature in May: 46.9°F

The best month for swimming (with the highest average sea temperature) is August (53.3°F).
The coldest month (with the lowest average sea temperature) is February (45.8°F).

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Average daylight in May /
Average sunshine in May
Gig Harbor, WA

Average daylight in May / Average sunshine in May - Gig Harbor, WA
  • Average daylight in May: 15h and 1min

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

  • Average sunshine in May: 8h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 4h and 0min).

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Average sunshine days in May
Gig Harbor, WA

Average sunshine days in May - Gig Harbor, WA
  • Average sunshine days in May: 15.5 days

The month with the most sunshine days is August (23.4 days).
The month with the least sunshine days is February (9 days).

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Average UV index in May
Gig Harbor, WA

Average UV index in May - Gig Harbor, WA
  • Average UV index in May: 4

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in May
Gig Harbor, WA

Average cloud cover in May - Gig Harbor, WA
  • Average cloud cover in May: 45

The month with the most cloud cover is December (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 27).

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Average visibility in May
Gig Harbor, WA

Average visibility in May - Gig Harbor, WA
  • Average visibility in May: 5mi

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

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Gig Harbor, Washington, USA

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