May weather forecast
Bothell, WA

Weather in May

The last month of the spring, May, is a comfortable month in Bothell, Washington, with temperature in the range of an average low of 44.2°F (6.8°C) and an average high of 63.7°F (17.6°C).

Temperature

In Bothell, the average high-temperature in May slightly increases from a moderate 55.4°F (13°C) in April to a comfortable 63.7°F (17.6°C). In Bothell, the average low-temperature is 44.2°F (6.8°C).

Humidity

The average relative humidity in May in Bothell is 76%.

Rainfall

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

Snowfall

May through October are months without snowfall.

Daylight

The average length of the day in May is 15h and 11min.
On the first day of May, sunrise is at 5:50 am and sunset at 8:21 pm. On the last day of the month, sunrise is at 5:14 am and sunset at 8:58 pm PDT.

Sunshine

In Bothell, the average sunshine in May is 9.3h.

UV index

The average daily maximum UV index in May is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays 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. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the average humidity in May in Bothell?

In Bothell, the average relative humidity in May is 76%.

How much does it rain in Bothell in May?

In Bothell, Washington, in May, it is raining for 13.3 days, with typically 1.34" (34mm) of accumulated precipitation.

When it does not snow in Bothell?

May through October are months without snowfall in Bothell.

Does it snow in Bothell in May?

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

How many hours of daylight does Bothell have in May?

In Bothell, the average day length in May is 15h and 11min.

When is the sunrise / sunset in May in Bothell?

On the first day of May in Bothell, sunrise is at 5:50 am and sunset at 8:21 pm. On the last day of the month, sunrise is at 5:14 am and sunset at 8:58 pm PDT.

How many hours of sunshine does Bothell have in May?

The average sunshine duration in May in Bothell is 9.3h.

What is the UV index intensity in May in Bothell?

The average daily maximum UV index in May is 4. A UV Index value of 3 to 5 symbolizes a medium hazard to health from unprotected exposure to 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
Bothell, WA

Average temperature in May - Bothell, 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
Bothell, WA

Average pressure in May - Bothell, 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
Bothell, WA

Average wind speed in May - Bothell, 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
Bothell, WA

Average humidity in May - Bothell, 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
Bothell, WA

Average rainfall in May - Bothell, 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
Bothell, WA

Average rainfall days in May - Bothell, 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
Bothell, WA

Average snowfall in May - Bothell, 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
Bothell, WA

Average snowfall days in May - Bothell, 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
Bothell, WA

Average daylight in May / Average sunshine in May - Bothell, WA
  • Average daylight in May: 15h and 11min

The month with the longest days is June (Average daylight: 15h and 56min).
The month with the shortest days is December (Average daylight: 8h and 29min).

  • Average sunshine in May: 9h and 18min

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
Bothell, WA

Average sunshine days in May - Bothell, 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
Bothell, WA

Average UV index in May - Bothell, 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
Bothell, WA

Average cloud cover in May - Bothell, 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
Bothell, WA

Average visibility in May - Bothell, 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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