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
The shift into May is accompanied by a temperature increase, with the average high-temperature rising from a moderate 56.8°F (13.8°C) in April to a comfortable 66.2°F (19°C). Spray experiences an average nighttime temperature of 45.5°F (7.5°C) in the month of May.Humidity
The average relative humidity in May in Spray is 57%.Rainfall
In Spray, during May, the rain falls for 12.3 days and regularly aggregates up to 1.18" (30mm) of precipitation. In Spray, Oregon, during the entire year, the rain falls for 131.9 days and collects up to 13.54" (344mm) of precipitation.Snowfall
Months with snowfall in Spray are January through May, September through December. May is the last month it regularly snows in Spray, Oregon. During 0.2 snowfall days, in May, Spray aggregates 0.04" (1mm) of snow. In Spray, during the entire year, snow falls for 31.3 days and aggregates up to 18.54" (471mm) of snow.Daylight
In Spray, the average length of the day in May is 14h and 52min.On the first day of May in Spray, sunrise is at 5:47 am and sunset at 8:04 pm. On the last day of the month, sunrise is at 5:16 am and sunset at 8:37 pm PDT.
Sunshine
In May, the average sunshine is 10.9h.UV index
In May, the average daily maximum UV index in Spray is 4. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: An average maximum UV index of 4 in May leads to these recommendations:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Frequently asked questions
What is the usual temperature for Spray in May?
What is the average humidity in May in Spray?
How much does it rain in Spray in May?
What is the last month it snows in Spray?
What is the average length of the day in May in Spray?
What time are sunrise and sunset in May in Spray?
How long on average sun shines in May in Spray?
What is the UV index reading in May in Spray?
Average temperature in May
Spray, OR
- Average high temperature in May: 66.2°F
The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is December (37.9°F).
- Average low temperature in May: 45.5°F
The month with the highest average low temperature is August (60.8°F).
The coldest month (with the lowest average low temperature) is December (27.1°F).
Average pressure in May
Spray, OR
- Average pressure in May: 29.96"Hg
The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is August (29.92"Hg).
Average wind speed in May
Spray, OR
- Average wind speed in May: 8.7mph
The windiest month (with the highest average wind speed) is April (9.4mph).
The calmest month (with the lowest average wind speed) is September (7.2mph).
Average humidity in May
Spray, OR
- Average humidity in May: 57%
The month with the highest relative humidity is January (79%).
The months with the lowest relative humidity are July and August (39%).
Average rainfall in May
Spray, OR
- Average rainfall in May: 1.18"
The wettest month (with the highest rainfall) is February (1.81").
The driest month (with the least rainfall) is July (0.24").
Average rainfall days in May
Spray, OR
- Average rainfall days in May: 12.3 days
The month with the highest number of rainy days is March (17 days).
The month with the least rainy days is August (4.1 days).
Average snowfall in May
Spray, OR
- Average snowfall in May: 0.04"
The month with the highest snowfall is February (6.61").
The months with the least snowfall are June, July and August (0").
Average snowfall days in May
Spray, OR
- Average snowfall days in May: 0.2 days
The month with the highest number of snowfall days is December (9.2 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in May /
Average sunshine in May
Spray, OR
- Average daylight in May: 14h and 5min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in May: 10h and 5min
The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The months with the least sunshine are January and February (Average sunshine: 5h and 18min).
Average sunshine days in May
Spray, OR
- Average sunshine days in May: 16.3 days
The month with the most sunshine days is July (24.4 days).
The month with the least sunshine days is March (9.5 days).
Average UV index in May
Spray, OR
- Average UV index in May: 4
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in May
Spray, OR
- Average cloud cover in May: 28
The months with the most cloud cover are January and February (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 9).
Average visibility in May
Spray, OR
- Average visibility in May: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Spray, Oregon, USA
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