May weather forecast
Phillips, WA

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Weather in May

The last month of the spring, May, is a comfortable month in Phillips, Washington, with an average temperature varying between 63.5°F (17.5°C) and 40.3°F (4.6°C).

Temperature

May's onset witnesses a minor shift in the average high-temperature, moving from a refreshing 55.4°F (13°C) in April to an enjoyable 63.5°F (17.5°C). In the month of May, Phillips witnesses a marked temperature drop at night, averaging a low of 40.3°F (4.6°C).

Humidity

In Phillips, the average relative humidity in May is 79%.

Rainfall

In Phillips, during May, the rain falls for 13.6 days and regularly aggregates up to 1.57" (40mm) of precipitation. In Phillips, during the entire year, the rain falls for 170.1 days and collects up to 22.56" (573mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

The average length of the day in May is 15h and 2min.
On the first day of May, sunrise is at 5:54 am and sunset at 8:21 pm. On the last day of the month, sunrise is at 5:21 am and sunset at 8:56 pm PDT.

Sunshine

The average sunshine in May is 7.8h.

UV index

In Phillips, the average daily maximum UV index in May is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the average person.
Note: An average UV index of 4 in May transforms into this advice:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Updated: Jul 27, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Phillips in May?

The high-temperature during May is 63.5°F (17.5°C) and the low-temperature is 40.3°F (4.6°C).

What is the average humidity in May?

In Phillips, the average relative humidity in May is 79%.

How many days does it rain in May in Phillips?

In Phillips, in May, during 13.6 rainfall days, 1.57" (40mm) of precipitation is typically accumulated.

When it does not snow in Phillips?

In Phillips, snow does not fall in April through October.

What is the average length of the day in May?

In Phillips, the average day length in May is 15h and 2min.

When is the sunrise / sunset in May?

On the first day of May, sunrise is at 5:54 am and sunset at 8:21 pm. On the last day of the month, sunrise is at 5:21 am and sunset at 8:56 pm PDT.

How many hours of sunshine does Phillips have in May?

In May, the average sunshine duration in Phillips is 7.8h.

How high is the UV index in May?

In May, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a medium hazard to health from 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
Phillips, WA

Average temperature in May - Phillips, WA
  • Average high temperature in May: 63.5°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 (42.3°F).

  • Average low temperature in May: 40.3°F

The month with the highest average low temperature is August (48.6°F).
The coldest month (with the lowest average low temperature) is December (32.4°F).

Average pressure in May
Phillips, WA

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

The month with the highest atmospheric pressure is January (30.1"Hg).
The months with the lowest atmospheric pressure are August and September (30.01"Hg).

Average wind speed in May
Phillips, WA

Average wind speed in May - Phillips, WA
  • Average wind speed in May: 3.9mph

The windiest month (with the highest average wind speed) is January (4.8mph).
The calmest months (with the lowest average wind speed) are August and September (3.5mph).

Average humidity in May
Phillips, WA

Average humidity in May - Phillips, WA
  • Average humidity in May: 79%

The months with the highest relative humidity are January, February, November and December (88%).
The month with the lowest relative humidity is July (73%).

Average rainfall in May
Phillips, WA

Average rainfall in May - Phillips, WA
  • Average rainfall in May: 1.57"

The wettest month (with the highest rainfall) is January (3.54").
The driest months (with the least rainfall) are July and August (0.39").

Average rainfall days in May
Phillips, WA

Average rainfall days in May - Phillips, WA
  • Average rainfall days in May: 13.6 days

The month with the highest number of rainy days is March (19.4 days).
The month with the least rainy days is August (6.1 days).

Average snowfall in May
Phillips, WA

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

The month with the highest snowfall is January (1.81").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in May
Phillips, WA

Average snowfall days in May - Phillips, WA
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is February (3.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in May / Average sunshine in May - Phillips, WA
  • Average daylight in May: 15h and 0min

The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).

  • Average sunshine in May: 7h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The months with the least sunshine are January, February and December (Average sunshine: 3h and 42min).

Average sunshine days in May
Phillips, WA

Average sunshine days in May - Phillips, WA
  • Average sunshine days in May: 15.3 days

The month with the most sunshine days is August (22.1 days).
The month with the least sunshine days is February (9 days).

Average UV index in May
Phillips, WA

Average UV index in May - Phillips, WA
  • Average UV index in May: 4

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in May
Phillips, WA

Average cloud cover in May - Phillips, WA
  • Average cloud cover in May: 55

The months with the most cloud cover are February and March (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 37).

Average visibility in May
Phillips, WA

Average visibility in May - Phillips, WA
  • Average visibility in May: 4mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (4mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (4mi).

Phillips, Washington, USA

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