May weather forecastOrondo, WA
May
Weather in May
May, the last month of the spring in Orondo, is a comfortable month, with an average temperature ranging between max 65.5°F (18.6°C) and min 41.4°F (5.2°C).Temperature
As May arrives, a rise in the average high-temperature is observed, moving from a fresh 54.1°F (12.3°C) in April to an enjoyable 65.5°F (18.6°C). The average low-temperature of 41.4°F (5.2°C) in May represents a significant drop from the daily high.Humidity
In Orondo, the average relative humidity in May is 60%.Rainfall
In Orondo, Washington, in May, during 10.3 rainfall days, 1.1" (28mm) of precipitation is typically accumulated. Throughout the year, there are 111.1 rainfall days, and 11.3" (287mm) of precipitation is accumulated.Snowfall
In Orondo, snow does not fall in May through October.Daylight
In Orondo, the average length of the day in May is 15h and 10min.On the first day of the month, sunrise is at 5:42 am and sunset at 8:13 pm. On the last day of May, sunrise is at 5:07 am and sunset at 8:50 pm PDT.
Sunshine
The average sunshine in May is 11h.UV index
The average daily maximum UV index in May is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: A daily high UV index of 4 in May leads to these guidelines:
Guard yourself - Avoiding sunburn is suggested. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Orondo, WA
- Average high temperature in May: 65.5°F
The warmest months (with the highest average high temperature) are July and August (82.6°F).
The month with the lowest average high temperature is December (32.4°F).
- Average low temperature in May: 41.4°F
The month with the highest average low temperature is August (53.6°F).
The coldest month (with the lowest average low temperature) is December (20.7°F).
Average pressure in May
Orondo, WA
- Average pressure in May: 29.96"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is August (29.93"Hg).
Average wind speed in May
Orondo, WA
- Average wind speed in May: 5.6mph
The windiest month (with the highest average wind speed) is June (6.1mph).
The calmest month (with the lowest average wind speed) is December (3.4mph).
Average humidity in May
Orondo, WA
- Average humidity in May: 60%
The month with the highest relative humidity is January (89%).
The months with the lowest relative humidity are July and August (47%).
Average rainfall in May
Orondo, WA
- Average rainfall in May: 1.1"
The wettest month (with the highest rainfall) is January (1.77").
The driest months (with the least rainfall) are July and August (0.24").
Average rainfall days in May
Orondo, WA
- Average rainfall days in May: 10.3 days
The month with the highest number of rainy days is March (14 days).
The month with the least rainy days is August (3.4 days).
Average snowfall in May
Orondo, WA
- Average snowfall in May: 0"
The month with the highest snowfall is December (4.76").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in May
Orondo, WA
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is December (6.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Orondo, WA
- Average daylight in May: 15h and 12min
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: 11h and 0min
The month with the most sunshine is August (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).
Average sunshine days in May
Orondo, WA
- Average sunshine days in May: 18.3 days
The month with the most sunshine days is August (26.3 days).
The month with the least sunshine days is February (13.3 days).
Average UV index in May
Orondo, WA
- Average UV index in May: 4
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in May
Orondo, WA
- Average cloud cover in May: 27
The month with the most cloud cover is January (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 11).
Average visibility in May
Orondo, WA
- Average visibility in May: 6mi
The months with the highest visibility are March, April, May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February and December (4mi).





