May weather forecastClallam Bay, WA
May
Weather in May
The last month of the spring, May, is a refreshing month in Clallam Bay, Washington, with temperature in the range of an average low of 43.3°F (6.3°C) and an average high of 57.9°F (14.4°C).Temperature
As Clallam Bay enters May, the average high-temperature marginally increases from the a cool 50.5°F (10.3°C) of April to a mild 57.9°F (14.4°C). Throughout May, Clallam Bay witnesses a consistent average low-temperature of 43.3°F (6.3°C).Humidity
The months with the lowest humidity are May, July and August, with an average relative humidity of 80%.Rainfall
In May, the rain falls for 7.9 days. Throughout May, 0.43" (11mm) of precipitation is accumulated. In Clallam Bay, during the entire year, the rain falls for 142.6 days and collects up to 19.61" (498mm) of precipitation.Snowfall
May through August, October and November are months without snowfall.Daylight
In Clallam Bay, the average length of the day in May is 15h and 14min.On the first day of the month, sunrise is at 5:56 am and sunset at 8:31 pm. On the last day of May, sunrise is at 5:20 am and sunset at 9:09 pm PDT.
Sunshine
In Clallam Bay, the average sunshine in May is 8.9h.UV index
The average daily maximum UV index in May is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: A typical high UV index of 3 in May suggests the following recommendations:
Preventative actions are necessary - Recommendations to ward off sunburn are given. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Clallam Bay, WA
- Average high temperature in May: 57.9°F
The warmest month (with the highest average high temperature) is August (67.6°F).
The month with the lowest average high temperature is December (42.4°F).
- Average low temperature in May: 43.3°F
The month with the highest average low temperature is August (50.7°F).
The coldest month (with the lowest average low temperature) is February (36°F).
Average pressure in May
Clallam Bay, WA
- Average pressure in May: 30.04"Hg
The month with the highest atmospheric pressure is July (30.07"Hg).
The month with the lowest atmospheric pressure is March (29.98"Hg).
Average wind speed in May
Clallam Bay, WA
- Average wind speed in May: 4.9mph
The windiest month (with the highest average wind speed) is January (7.4mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).
Average humidity in May
Clallam Bay, WA
- Average humidity in May: 80%
The months with the highest relative humidity are January and December (87%).
The months with the lowest relative humidity are May, July and August (80%).
Average rainfall in May
Clallam Bay, WA
- Average rainfall in May: 0.43"
The wettest month (with the highest rainfall) is January (3.66").
The driest month (with the least rainfall) is July (0.28").
Average rainfall days in May
Clallam Bay, WA
- Average rainfall days in May: 7.9 days
The month with the highest number of rainy days is November (16.5 days).
The month with the least rainy days is August (5.1 days).
Average snowfall in May
Clallam Bay, WA
- Average snowfall in May: 0"
The month with the highest snowfall is January (1.14").
The months with the least snowfall are May, June, July, August, October and November (0").
Average snowfall days in May
Clallam Bay, WA
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (1.9 days).
The months with the least snowfall days are May, June, July, August and October (0 days).
Average daylight in May /
Average sunshine in May
Clallam Bay, WA
- Average daylight in May: 15h and 12min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in May: 8h and 54min
The months with the most sunshine are July and August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in May
Clallam Bay, WA
- Average sunshine days in May: 20.3 days
The month with the most sunshine days is July (23 days).
The month with the least sunshine days is November (11.7 days).
Average UV index in May
Clallam Bay, WA
- Average UV index in May: 3
The months with the highest UV index are June, July and August (UV index 4).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in May
Clallam Bay, WA
- Average cloud cover in May: 44
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in May
Clallam Bay, WA
- Average visibility in May: 5mi
The months with the highest visibility are February, March, April, October, November and December (6mi).
The months with the lowest visibility are January, May, June, July, August and September (5mi).
