May weather forecast
Sequim, WA

A vast lavender farm with fully blossomed purple flowers in rows, in Sequin, Washington
A vast lavender farm with fully blossomed purple flowers in rows, in Sequin, Washington

Weather in May

May, the last month of the spring in Sequim, is a moderate month, with an average temperature varying between 57.7°F (14.3°C) and 44.2°F (6.8°C).

Temperature

In Sequim, the average high-temperature in May slightly increases from a fresh 50.5°F (10.3°C) in April to a moderate 57.7°F (14.3°C). In May, the average low-temperature is 44.2°F (6.8°C).

Humidity

In May, the average relative humidity in Sequim is 78%.

Rainfall

In Sequim, Washington, during May, the rain falls for 13.7 days and regularly aggregates up to 1.5" (38mm) of precipitation. Throughout the year, in Sequim, there are 174.1 rainfall days, and 19.45" (494mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall.

Daylight

In May, the average length of the day is 15h and 13min.
On the first day of the month, sunrise is at 5:53 am and sunset at 8:25 pm. On the last day of May, in Sequim, sunrise is at 5:17 am and sunset at 9:03 pm PDT.

Sunshine

In Sequim, Washington, the average sunshine in May is 9.6h.

UV index

May through September, with an average maximum UV index of 4, are months with the highest UV index in Sequim. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: In May, the average maximum UV index of 4 translate into the following recommendations:
Take precautions - Protection against sunburn is recommended. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
[Resources]

FAQ

What is the average humidity in May in Sequim?

In Sequim, Washington, the average relative humidity in May is 78%.

How many days does it rain in May in Sequim?

In Sequim, Washington, in May, it is raining for 13.7 days, with typically 1.5" (38mm) of accumulated precipitation.

When it does not snow in Sequim?

In Sequim, snow does not fall in May through October.

Does it snow in Sequim in May?

In May, in Sequim, it doesn't snow. April is the latest month when it typically snows.

How many hours of daylight does Sequim have in May?

In Sequim, the average day length in May is 15h and 13min.

What time are sunrise and sunset in May in Sequim?

On the first day of May, sunrise is at 5:53 am and sunset at 8:25 pm. On the last day of the month, sunrise is at 5:17 am and sunset at 9:03 pm PDT.

How many hours of sunshine does Sequim have in May?

In Sequim, the average sunshine duration in May is 9.6h.

What are the months with the highest UV index in Sequim?

May through September, with an average maximum UV index of 4, are months with the highest UV index in Sequim, Washington.

What is the UV index intensity in May in Sequim?

The average daily maximum UV index in May in Sequim, Washington, is 4. A UV Index estimate of 3 to 5 represents a moderate vulnerability from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Sequim, WA

Average temperature in May - Sequim, WA
  • Average high temperature in May: 57.7°F

The warmest month (with the highest average high temperature) is August (68°F).
The month with the lowest average high temperature is December (41.2°F).

  • Average low temperature in May: 44.2°F

The month with the highest average low temperature is August (52.3°F).
The coldest month (with the lowest average low temperature) is February (34.3°F).

[Resources]

Average pressure in May
Sequim, WA

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

The month with the highest atmospheric pressure is January (30.07"Hg).
The month with the lowest atmospheric pressure is March (30"Hg).

[Resources]

Average wind speed in May
Sequim, WA

Average wind speed in May - Sequim, WA
  • Average wind speed in May: 4mph

The windiest month (with the highest average wind speed) is November (5.9mph).
The calmest months (with the lowest average wind speed) are August and September (3.7mph).

[Resources]

Average humidity in May
Sequim, WA

Average humidity in May - Sequim, WA
  • Average humidity in May: 78%

The months with the highest relative humidity are January and February (85%).
The months with the lowest relative humidity are July and August (75%).

[Resources]

Average rainfall in May
Sequim, WA

Average rainfall in May - Sequim, WA
  • Average rainfall in May: 1.5"

The wettest month (with the highest rainfall) is January (2.56").
The driest month (with the least rainfall) is July (0.59").

[Resources]

Average rainfall days in May
Sequim, WA

Average rainfall days in May - Sequim, WA
  • Average rainfall days in May: 13.7 days

The month with the highest number of rainy days is March (19.8 days).
The month with the least rainy days is August (6.8 days).

[Resources]

Average snowfall in May
Sequim, WA

Average snowfall in May - Sequim, WA
  • Average snowfall in May: 0"

The month with the highest snowfall is February (2.17").
The months with the least snowfall are May, June, July, August, September and October (0").

[Resources]

Average snowfall days in May
Sequim, WA

Average snowfall days in May - Sequim, WA
  • Average snowfall days in May: 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).

[Resources]

Average daylight in May /
Average sunshine in May
Sequim, WA

Average daylight in May / Average sunshine in May - Sequim, WA
  • Average daylight in May: 15h and 13min

The month with the longest days is June (Average daylight: 15h and 59min).
The month with the shortest days is December (Average daylight: 8h and 26min).

  • Average sunshine in May: 9h and 36min

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 42min).

[Resources]

Average sunshine days in May
Sequim, WA

Average sunshine days in May - Sequim, WA
  • Average sunshine days in May: 15.2 days

The month with the most sunshine days is August (21.4 days).
The month with the least sunshine days is March (8.9 days).

[Resources]

Average UV index in May
Sequim, WA

Average UV index in May - Sequim, WA
  • Average UV index in May: 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, March, November and December (UV index 2).

[Resources]

Average cloud cover in May
Sequim, WA

Average cloud cover in May - Sequim, WA
  • Average cloud cover in May: 37

The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 21).

[Resources]

Average visibility in May
Sequim, WA

Average visibility in May - Sequim, WA
  • Average visibility in May: 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).

[Resources]

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location
* you will be automatically redirected to the weather forecast for your location