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
Entering May, Keyport notices a subtle temperature elevation, with the average high-temperature advancing from April's fresh 55.2°F (12.9°C) to an enjoyable 63°F (17.2°C). Throughout May, the average low-temperature records at a frosty 46.4°F (8°C).Humidity
The average relative humidity in May in Keyport is 76%.Rainfall
In May, the rain falls for 14.5 days. Throughout May, 1.73" (44mm) of precipitation is accumulated. In Keyport, during the entire year, the rain falls for 179.1 days and collects up to 24.57" (624mm) of precipitation.Snowfall
May through October are months without snowfall.Daylight
The average length of the day in May in Keyport is 15h and 10min.On the first day of the month, sunrise is at 5:51 am and sunset at 8:23 pm. On the last day of May, sunrise is at 5:16 am and sunset at 9:00 pm PDT.
Sunshine
In May, the average sunshine is 9.6h.UV index
In Keyport, the average daily maximum UV index in May is 4. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.Note: During May, 4 as the daily maximum UV index converts into the following advice:
Make use of precautions - It is urged to ward off sun damage. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average May temperature?
What is the average humidity in May in Keyport?
How much does it rain in May?
When it does not snow?
Does it snow in May?
What is the average length of the day in May?
When is the sunrise / sunset in May in Keyport?
How many hours of sunshine does Keyport have in May?
How high is the UV index in May?
Average temperature in May
Keyport, WA
- Average high temperature in May: 63°F
The warmest month (with the highest average high temperature) is August (73.6°F).
The month with the lowest average high temperature is December (43.2°F).
- Average low temperature in May: 46.4°F
The month with the highest average low temperature is August (54.9°F).
The coldest month (with the lowest average low temperature) is February (36.1°F).
Average pressure in May
Keyport, WA
- Average pressure in May: 30.03"Hg
The month with the highest atmospheric pressure is January (30.09"Hg).
The months with the lowest atmospheric pressure are March, August and September (30.01"Hg).
Average wind speed in May
Keyport, WA
- Average wind speed in May: 4.1mph
The windiest months (with the highest average wind speed) are March and November (5.8mph).
The calmest month (with the lowest average wind speed) is August (3.4mph).
Average humidity in May
Keyport, WA
- Average humidity in May: 76%
The months with the highest relative humidity are January and December (85%).
The month with the lowest relative humidity is July (71%).
Average rainfall in May
Keyport, WA
- Average rainfall in May: 1.73"
The wettest month (with the highest rainfall) is January (3.74").
The driest month (with the least rainfall) is July (0.43").
Average rainfall days in May
Keyport, WA
- Average rainfall days in May: 14.5 days
The month with the highest number of rainy days is March (20.9 days).
The month with the least rainy days is August (6.3 days).
Average snowfall in May
Keyport, WA
- Average snowfall in May: 0"
The month with the highest snowfall is February (2.09").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in May
Keyport, WA
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (2.8 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
Keyport, 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: 9h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 54min).
The months with the least sunshine are January and December (Average sunshine: 4h and 48min).
Average sunshine days in May
Keyport, WA
- Average sunshine days in May: 14.3 days
The month with the most sunshine days is August (21.7 days).
The month with the least sunshine days is March (7.8 days).
Average UV index in May
Keyport, 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).
Average cloud cover in May
Keyport, WA
- Average cloud cover in May: 38
The months with the most cloud cover are January and December (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 23).
Average visibility in May
Keyport, WA
- Average visibility in May: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Keyport, Washington, USA
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