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
May signifies a subtle uplift in the average high-temperature, adjusting from a moderate 55.4°F (13°C) in April to an enjoyable 63.7°F (17.6°C). May's nights exhibit a sharp contrast from day highs, with an average temperature of 40.6°F (4.8°C).Humidity
The average relative humidity in May is 80%.Rainfall
In May, the rain falls for 13.2 days. Throughout May, 0.91" (23mm) of precipitation is accumulated. Throughout the year, there are 141.6 rainfall days, and 11.57" (294mm) of precipitation is accumulated.Snowfall
April through November are months without snowfall in Clatskanie.Daylight
The average length of the day in May in Clatskanie is 14h and 59min.On the first day of the month, sunrise is at 5:57 am and sunset at 8:21 pm. On the last day of May, in Clatskanie, sunrise is at 5:25 am and sunset at 8:56 pm PDT.
Sunshine
In May, the average sunshine in Clatskanie is 7.4h.UV index
The average daily maximum UV index in May in Clatskanie, Oregon, is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the average person.Note: A daily maximum UV index of 4 in May translates into the following instructions:
Adopt protective measures - Suggestions to resist sunburn are offered. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
Frequently asked questions
What are May temperatures in Clatskanie?
What is the average humidity in May in Clatskanie?
How much does it rain in Clatskanie in May?
When it does not snow in Clatskanie?
What is the average length of the day in May in Clatskanie?
When is the sunrise / sunset in May in Clatskanie?
How many hours of sunshine does Clatskanie have in May?
What is the UV index reading in May in Clatskanie?
Average temperature in May
Clatskanie, OR
- Average high temperature in May: 63.7°F
The warmest month (with the highest average high temperature) is August (76.5°F).
The month with the lowest average high temperature is December (42.3°F).
- Average low temperature in May: 40.6°F
The month with the highest average low temperature is August (49.8°F).
The coldest month (with the lowest average low temperature) is December (32.9°F).
Average pressure in May
Clatskanie, OR
- Average pressure in May: 30.04"Hg
The months with the highest atmospheric pressure are January and December (30.09"Hg).
The months with the lowest atmospheric pressure are March, August and September (30.02"Hg).
Average wind speed in May
Clatskanie, OR
- Average wind speed in May: 4.3mph
The windiest month (with the highest average wind speed) is January (4.9mph).
The calmest month (with the lowest average wind speed) is September (3.8mph).
Average humidity in May
Clatskanie, OR
- Average humidity in May: 80%
The months with the highest relative humidity are February, November and December (89%).
The month with the lowest relative humidity is July (75%).
Average rainfall in May
Clatskanie, OR
- Average rainfall in May: 0.91"
The wettest month (with the highest rainfall) is January (1.77").
The driest month (with the least rainfall) is August (0.24").
Average rainfall days in May
Clatskanie, OR
- Average rainfall days in May: 13.2 days
The month with the highest number of rainy days is March (16.3 days).
The month with the least rainy days is August (4.7 days).
Average snowfall in May
Clatskanie, OR
- Average snowfall in May: 0"
The month with the highest snowfall is February (0.55").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in May
Clatskanie, OR
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (1.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Clatskanie, OR
- Average daylight in May: 15h and 0min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in May: 7h and 2min
The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 3h and 12min).
Average sunshine days in May
Clatskanie, OR
- Average sunshine days in May: 16 days
The month with the most sunshine days is August (24.6 days).
The month with the least sunshine days is April (11.7 days).
Average UV index in May
Clatskanie, OR
- 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
Clatskanie, OR
- Average cloud cover in May: 59
The months with the most cloud cover are February and March (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 42).
Average visibility in May
Clatskanie, OR
- 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).
Clatskanie, Oregon, USA
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