May weather forecast
Saint Martins Hot Springs, WA

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Weather in May

The last month of the spring, May, is a comfortable month in Saint Martins Hot Springs, Washington, with an average temperature fluctuating between 39.4°F (4.1°C) and 61.2°F (16.2°C).

Temperature

Saint Martins Hot Springs in May experiences an increase in the average high-temperature, moving from April's cool 51.4°F (10.8°C) to a refreshing 61.2°F (16.2°C). May nights bring a pronounced temperature shift, with averages hovering around a wintry 39.4°F (4.1°C).

Humidity

In May, the average relative humidity is 75%.

Rainfall

In May, the rain falls for 14.4 days. Throughout May, 2.17" (55mm) of precipitation is accumulated. Throughout the year, there are 181 rainfall days, and 43.15" (1096mm) of precipitation is accumulated.

Snowfall

In Saint Martins Hot Springs, snow does not fall in May through October.

Daylight

The average length of the day in May is 14h and 57min.
On the first day of May in Saint Martins Hot Springs, sunrise is at 5:53 am and sunset at 8:15 pm. On the last day of the month, sunrise is at 5:20 am and sunset at 8:49 pm PDT.

Sunshine

In May, the average sunshine in Saint Martins Hot Springs is 8.4h.

UV index

In Saint Martins Hot Springs, the average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the average person.
Note: In May, the maximum UV index of 4 transforms into these recommendations:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Experience reduced UV exposure by about half when donning a wide-brim hat.
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Frequently asked questions

What are the temperatures in Saint Martins Hot Springs in May?

The high-temperature, in May, in Saint Martins Hot Springs, is 61.2°F (16.2°C), while the low-temperature averages to 39.4°F (4.1°C).

What is the average humidity in May in Saint Martins Hot Springs?

In Saint Martins Hot Springs, the average relative humidity in May is 75%.

How many days does it rain in May in Saint Martins Hot Springs?

In Saint Martins Hot Springs, during May, the rain falls for 14.4 days and regularly aggregates up to 2.17" (55mm) of precipitation.

When it does not snow in Saint Martins Hot Springs?

May through October are months without snowfall.

Does it snow in Saint Martins Hot Springs in May?

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

What is the average length of the day in May in Saint Martins Hot Springs?

The average day length in May is 14h and 57min.

What time are sunrise and sunset in May in Saint Martins Hot Springs?

On the first day of May in Saint Martins Hot Springs, sunrise is at 5:53 am and sunset at 8:15 pm. On the last day of the month, sunrise is at 5:20 am and sunset at 8:49 pm PDT.

How many hours of sunshine does Saint Martins Hot Springs have in May?

In Saint Martins Hot Springs, Washington, the average sunshine duration in May is 8.4h.

How high is the UV index in May in Saint Martins Hot Springs?

In Saint Martins Hot Springs, the average daily maximum UV index in May is 4. A UV Index reading of 3 to 5 represents a moderate health threat from exposure to the Sun's 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
Saint Martins Hot Springs, WA

Average temperature in May - Saint Martins Hot Springs, WA
  • Average high temperature in May: 61.2°F

The warmest month (with the highest average high temperature) is August (76.6°F).
The month with the lowest average high temperature is December (37.2°F).

  • Average low temperature in May: 39.4°F

The month with the highest average low temperature is August (49.5°F).
The coldest month (with the lowest average low temperature) is December (27.7°F).

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Average pressure in May
Saint Martins Hot Springs, WA

Average pressure in May - Saint Martins Hot Springs, WA
  • Average pressure in May: 30.01"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is August (29.98"Hg).

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Average wind speed in May
Saint Martins Hot Springs, WA

Average wind speed in May - Saint Martins Hot Springs, WA
  • Average wind speed in May: 4.9mph

The windiest month (with the highest average wind speed) is January (6.5mph).
The calmest month (with the lowest average wind speed) is August (4.4mph).

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Average humidity in May
Saint Martins Hot Springs, WA

Average humidity in May - Saint Martins Hot Springs, WA
  • Average humidity in May: 75%

The month with the highest relative humidity is February (89%).
The months with the lowest relative humidity are July and August (66%).

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Average rainfall in May
Saint Martins Hot Springs, WA

Average rainfall in May - Saint Martins Hot Springs, WA
  • Average rainfall in May: 2.17"

The wettest month (with the highest rainfall) is January (7.48").
The driest month (with the least rainfall) is July (0.31").

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Average rainfall days in May
Saint Martins Hot Springs, WA

Average rainfall days in May - Saint Martins Hot Springs, WA
  • Average rainfall days in May: 14.4 days

The month with the highest number of rainy days is March (21.7 days).
The month with the least rainy days is August (5 days).

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Average snowfall in May
Saint Martins Hot Springs, WA

Average snowfall in May - Saint Martins Hot Springs, WA
  • Average snowfall in May: 0"

The month with the highest snowfall is January (4.33").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in May
Saint Martins Hot Springs, WA

Average snowfall days in May - Saint Martins Hot Springs, WA
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is February (4.4 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
Saint Martins Hot Springs, WA

Average daylight in May / Average sunshine in May - Saint Martins Hot Springs, WA
  • Average daylight in May: 15h and 0min

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in May: 8h and 2min

The months with the most sunshine are July and August (Average sunshine: 11h and 6min).
The month with the least sunshine is February (Average sunshine: 3h and 24min).

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Average sunshine days in May
Saint Martins Hot Springs, WA

Average sunshine days in May - Saint Martins Hot Springs, WA
  • Average sunshine days in May: 14.3 days

The month with the most sunshine days is August (24 days).
The month with the least sunshine days is February (7.1 days).

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Average UV index in May
Saint Martins Hot Springs, WA

Average UV index in May - Saint Martins Hot Springs, WA
  • Average UV index in May: 4

The months with the highest UV index are June and July (UV index 5).
The month with the lowest UV index is January (UV index 1).

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Average cloud cover in May
Saint Martins Hot Springs, WA

Average cloud cover in May - Saint Martins Hot Springs, WA
  • Average cloud cover in May: 49

The month with the most cloud cover is February (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 23).

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Average visibility in May
Saint Martins Hot Springs, WA

Average visibility in May - Saint Martins Hot Springs, WA
  • Average visibility in May: 5mi

The months with the highest visibility are July and August (6mi).
The months with the lowest visibility are January, February, March, November and December (4mi).

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Saint Martins Hot Springs, Washington, USA

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