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 transition to May introduces an increase in the average high-temperature, shifting from a mild 55.6°F (13.1°C) in April to a comfortable 65.3°F (18.5°C). Nighttime temperatures hover around an average low of 46°F (7.8°C) in May.Humidity
In May, the average relative humidity in Arock is 44%.Rainfall
In Arock, during May, the rain falls for 10.9 days and regularly aggregates up to 1.18" (30mm) of precipitation. In Arock, during the entire year, the rain falls for 101.4 days and collects up to 10.08" (256mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in Arock. May is the last month it regularly snows. During 0.6 snowfall days, in May, Arock aggregates 0.31" (8mm) of snow. In Arock, during the entire year, snow falls for 44.7 days and aggregates up to 21.38" (543mm) of snow.Daylight
In May, the average length of the day is 14h and 40min.On the first day of May in Arock, sunrise is at 6:42 am and sunset at 8:51 pm. On the last day of the month, sunrise is at 6:13 am and sunset at 9:21 pm MDT.
Sunshine
In Arock, the average sunshine in May is 11.3h.UV index
In Arock, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the ordinary person.Note: The UV index of 5 in May translates into these instructions:
Heed the precautions - It is counselled to guard against solar damage. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Frequently asked questions
What is the usual temperature for Arock in May?
What is the average humidity in May in Arock?
How many days does it rain in May in Arock?
What is the last month it snows in Arock?
How many hours of daylight does Arock have in May?
What time are sunrise and sunset in May in Arock?
How long on average sun shines in May in Arock?
How high is the UV index in May in Arock?
Average temperature in May
Arock, OR
- Average high temperature in May: 65.3°F
The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is December (34.3°F).
- Average low temperature in May: 46°F
The month with the highest average low temperature is August (64.6°F).
The coldest month (with the lowest average low temperature) is December (22.8°F).
Average pressure in May
Arock, OR
- Average pressure in May: 29.93"Hg
The month with the highest atmospheric pressure is January (30.24"Hg).
The months with the lowest atmospheric pressure are June, July and August (29.91"Hg).
Average wind speed in May
Arock, OR
- Average wind speed in May: 7.8mph
The windiest month (with the highest average wind speed) is March (8.7mph).
The calmest months (with the lowest average wind speed) are January and August (6.3mph).
Average humidity in May
Arock, OR
- Average humidity in May: 44%
The months with the highest relative humidity are January and December (77%).
The months with the lowest relative humidity are July and August (25%).
Average rainfall in May
Arock, OR
- Average rainfall in May: 1.18"
The wettest month (with the highest rainfall) is March (1.46").
The driest months (with the least rainfall) are July and August (0.16").
Average rainfall days in May
Arock, OR
- Average rainfall days in May: 10.9 days
The month with the highest number of rainy days is March (15.6 days).
The month with the least rainy days is July (2.6 days).
Average snowfall in May
Arock, OR
- Average snowfall in May: 0.31"
The month with the highest snowfall is December (6.34").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Arock, OR
- Average snowfall days in May: 0.6 days
The month with the highest number of snowfall days is December (11.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Arock, OR
- Average daylight in May: 14h and 4min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in May: 11h and 2min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 0min).
Average sunshine days in May
Arock, OR
- Average sunshine days in May: 16.7 days
The month with the most sunshine days is July (26.6 days).
The month with the least sunshine days is March (12.3 days).
Average UV index in May
Arock, OR
- Average UV index in May: 5
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
Arock, OR
- Average cloud cover in May: 23
The month with the most cloud cover is December (Cloud cover 38).
The month with the least cloud cover is July (Cloud cover 8).
Average visibility in May
Arock, 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).
Arock, Oregon, USA
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