May weather forecast
Lake Forest Park, WA

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Weather in May

The last month of the spring, May, is a refreshing month in Lake Forest Park, Washington, with an average temperature fluctuating between 44.2°F (6.8°C) and 63.7°F (17.6°C).

Temperature

As April transitions into May, a subtle temperature shift is observed, with average highs adjusting from a refreshing 55.4°F (13°C) to a comfortable 63.7°F (17.6°C). An average temperature of 44.2°F (6.8°C) marks the nights in Lake Forest Park in May.

Humidity

In Lake Forest Park, the average relative humidity in May is 76%.

Rainfall

In Lake Forest Park, in May, during 13.3 rainfall days, 1.34" (34mm) of precipitation is typically accumulated. In Lake Forest Park, Washington, during the entire year, the rain falls for 166.9 days and collects up to 21.93" (557mm) of precipitation.

Snowfall

In Lake Forest Park, snow does not fall in May through October.

Daylight

In May, the average length of the day in Lake Forest Park is 15h and 11min.
On the first day of the month, sunrise is at 5:49 am and sunset at 8:22 pm. On the last day of May, in Lake Forest Park, sunrise is at 5:14 am and sunset at 8:59 pm PDT.

Sunshine

In May, the average sunshine in Lake Forest Park is 9.3h.

UV index

In May, the average daily maximum UV index in Lake Forest Park is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: A maximum high daily UV index of 4 during May translates into the following directions:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
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Frequently asked questions

What are May temperatures in Lake Forest Park?

During May, Lake Forest Park experiences an average high-temperature of 63.7°F (17.6°C) and a low-temperature of 44.2°F (6.8°C).

What is the average humidity in May in Lake Forest Park?

In Lake Forest Park, the average relative humidity in May is 76%.

How many days does it rain in May in Lake Forest Park?

In Lake Forest Park, Washington, in May, during 13.3 rainfall days, 1.34" (34mm) of precipitation is typically accumulated.

When it does not snow in Lake Forest Park?

May through October are months without snowfall.

Does it snow in Lake Forest Park in May?

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

What is the average length of the day in May in Lake Forest Park?

In May, the average day length in Lake Forest Park is 15h and 11min.

When is the sunrise / sunset in May in Lake Forest Park?

In May, on the first day of the month, sunrise is at 5:49 am and sunset at 8:22 pm. On the last day of the month, in Lake Forest Park, Washington, sunrise is at 5:14 am and sunset at 8:59 pm PDT.

How long on average sun shines in May in Lake Forest Park?

The average sunshine duration in May in Lake Forest Park is 9.3h.

What is the UV index intensity in May in Lake Forest Park?

The average daily maximum UV index in May is 4. A UV Index estimate of 3 to 5 represents a medium health risk 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
Lake Forest Park, WA

Average temperature in May - Lake Forest Park, WA
  • Average high temperature in May: 63.7°F

The warmest month (with the highest average high temperature) is August (74.8°F).
The month with the lowest average high temperature is December (42.6°F).

  • Average low temperature in May: 44.2°F

The month with the highest average low temperature is August (53.1°F).
The coldest months (with the lowest average low temperature) are February and December (35.1°F).

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Average pressure in May
Lake Forest Park, WA

Average pressure in May - Lake Forest Park, WA
  • Average pressure in May: 30.02"Hg

The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is August (30"Hg).

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Average wind speed in May
Lake Forest Park, WA

Average wind speed in May - Lake Forest Park, WA
  • Average wind speed in May: 3.9mph

The windiest months (with the highest average wind speed) are January and March (5.3mph).
The calmest month (with the lowest average wind speed) is August (3.4mph).

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Average humidity in May
Lake Forest Park, WA

Average humidity in May - Lake Forest Park, WA
  • Average humidity in May: 76%

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is July (71%).

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Average rainfall in May
Lake Forest Park, WA

Average rainfall in May - Lake Forest Park, WA
  • Average rainfall in May: 1.34"

The wettest month (with the highest rainfall) is January (2.87").
The driest month (with the least rainfall) is July (0.43").

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Average rainfall days in May
Lake Forest Park, WA

Average rainfall days in May - Lake Forest Park, WA
  • Average rainfall days in May: 13.3 days

The month with the highest number of rainy days is November (17.9 days).
The month with the least rainy days is August (6.9 days).

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Average snowfall in May
Lake Forest Park, WA

Average snowfall in May - Lake Forest Park, WA
  • Average snowfall in May: 0"

The month with the highest snowfall is February (1.42").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in May
Lake Forest Park, WA

Average snowfall days in May - Lake Forest Park, WA
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is February (2.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in May /
Average sunshine in May
Lake Forest Park, WA

Average daylight in May / Average sunshine in May - Lake Forest Park, 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: 9h and 2min

The month with the most sunshine is August (Average sunshine: 10h and 42min).
The months with the least sunshine are January and December (Average sunshine: 4h and 24min).

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Average sunshine days in May
Lake Forest Park, WA

Average sunshine days in May - Lake Forest Park, WA
  • Average sunshine days in May: 15.1 days

The month with the most sunshine days is August (21.9 days).
The month with the least sunshine days is April (10.5 days).

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Average UV index in May
Lake Forest Park, WA

Average UV index in May - Lake Forest Park, WA
  • Average UV index in May: 4

The months with the highest UV index are June and July (UV index 5).
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
Lake Forest Park, WA

Average cloud cover in May - Lake Forest Park, WA
  • Average cloud cover in May: 41

The months with the most cloud cover are January and December (Cloud cover 55).
The month with the least cloud cover is August (Cloud cover 24).

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Average visibility in May
Lake Forest Park, WA

Average visibility in May - Lake Forest Park, WA
  • Average visibility in May: 6mi

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

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Lake Forest Park, Washington, USA

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