Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
As April transitions into May, Four Lakes sees a rise in the average high-temperature, moving from a cool 55°F (12.8°C) to an enjoyable 65.7°F (18.7°C). Four Lakes reports a significant contrast between daytime and nighttime temperatures, with an average low of 43.5°F (6.4°C) in May.Humidity
In May, the average relative humidity is 61%.Rainfall
The month with the most rainfall is May, when the rain falls for 9.3 days and typically aggregates up to 1.06" (27mm) of precipitation.Snowfall
January through May, September through December are months with snowfall. May is the last month it regularly snows. During 0.3 snowfall days, in May, Four Lakes aggregates 0.12" (3mm) of snow. In Four Lakes, during the entire year, snow falls for 37.4 days and aggregates up to 15.75" (400mm) of snow.Daylight
The average length of the day in May is 15h and 9min.On the first day of the month, sunrise is at 5:31 am and sunset at 8:03 pm. On the last day of May, sunrise is at 4:56 am and sunset at 8:39 pm PDT.
Sunshine
In May, the average sunshine is 10.3h.UV index
In Four Lakes, the average daily maximum UV index in May is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the average person.Note: A maximum UV index of 4 in May translates into the following recommendations:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in May?
What is the average humidity in May?
What is the wettest month?
How many days does it rain in May?
What is the last month it snows?
How many hours of daylight does Four Lakes have in May?
When are sunrise and sunset in May?
How many hours of sunshine does Four Lakes have in May?
What is the UV index reading in May?
Average temperature in May
Four Lakes, WA
- Average high temperature in May: 65.7°F
The warmest month (with the highest average high temperature) is August (83.5°F).
The month with the lowest average high temperature is December (32°F).
- Average low temperature in May: 43.5°F
The month with the highest average low temperature is August (59.7°F).
The coldest month (with the lowest average low temperature) is December (22.5°F).
Average pressure in May
Four Lakes, WA
- Average pressure in May: 29.94"Hg
The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is August (29.9"Hg).
Average wind speed in May
Four Lakes, WA
- Average wind speed in May: 7mph
The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).
Average humidity in May
Four Lakes, WA
- Average humidity in May: 61%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (38%).
Average rainfall in May
Four Lakes, WA
- Average rainfall in May: 1.06"
The wettest month (with the highest rainfall) is May (1.06").
The driest months (with the least rainfall) are July and August (0.28").
Average rainfall days in May
Four Lakes, WA
- Average rainfall days in May: 9.3 days
The month with the highest number of rainy days is April (9.6 days).
The month with the least rainy days is February (3.2 days).
Average snowfall in May
Four Lakes, WA
- Average snowfall in May: 0.12"
The month with the highest snowfall is January (3.58").
The months with the least snowfall are June, July and August (0").
Average snowfall days in May
Four Lakes, WA
- Average snowfall days in May: 0.3 days
The month with the highest number of snowfall days is December (9.8 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in May /
Average sunshine in May
Four Lakes, 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: 10h and 2min
The month with the most sunshine is August (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 3h and 54min).
Average sunshine days in May
Four Lakes, WA
- Average sunshine days in May: 20 days
The month with the most sunshine days is July (25.5 days).
The month with the least sunshine days is March (17.3 days).
Average UV index in May
Four Lakes, WA
- Average UV index in May: 4
The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in May
Four Lakes, WA
- Average cloud cover in May: 33
The months with the most cloud cover are January and December (Cloud cover 59).
The months with the least cloud cover are July and August (Cloud cover 12).
Average visibility in May
Four Lakes, WA
- Average visibility in May: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is January (4mi).
Four Lakes, Washington, USA
Weather forecast for your location
2. Allow the app to use your location