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
Raleigh Hills's May weather shows an increase in high-temperatures, moving from April's moderate 58.6°F (14.8°C) to an enjoyable 67.6°F (19.8°C). A marked difference from the daytime temperatures, Raleigh Hills's nighttime temperature falls to an average low of 44.6°F (7°C) in May.Humidity
In May, the average relative humidity in Raleigh Hills is 72%.Rainfall
In Raleigh Hills, in May, during 13.8 rainfall days, 1.69" (43mm) of precipitation is typically accumulated. Throughout the year, there are 173.2 rainfall days, and 30.55" (776mm) of precipitation is accumulated.Snowfall
In Raleigh Hills, snow does not fall in April through October.Daylight
The average length of the day in May is 14h and 56min.On the first day of May, sunrise is at 5:57 am and sunset at 8:18 pm. On the last day of the month, sunrise is at 5:25 am and sunset at 8:52 pm PDT.
Sunshine
In May, the average sunshine in Raleigh Hills is 8.7h.UV index
The average daily maximum UV index in May in Raleigh Hills is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: A typical high UV index of 4 in May suggests the following recommendations:
Make use of precautions - Shielding skin and eyes from injury is a requirement. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Frequently asked questions
What is the average May temperature in Raleigh Hills?
What is the average humidity in May in Raleigh Hills?
How much does it rain in Raleigh Hills in May?
When it does not snow in Raleigh Hills?
How many hours of daylight does Raleigh Hills have in May?
When are sunrise and sunset in May in Raleigh Hills?
How many hours of sunshine does Raleigh Hills have in May?
How high is the UV index in May in Raleigh Hills?
Average temperature in May
Raleigh Hills, OR
- Average high temperature in May: 67.6°F
The warmest month (with the highest average high temperature) is August (81.7°F).
The month with the lowest average high temperature is December (44.2°F).
- Average low temperature in May: 44.6°F
The month with the highest average low temperature is August (55.6°F).
The coldest month (with the lowest average low temperature) is December (34.7°F).
Average pressure in May
Raleigh Hills, OR
- Average pressure in May: 30.03"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The months with the lowest atmospheric pressure are August and September (30.01"Hg).
Average wind speed in May
Raleigh Hills, OR
- Average wind speed in May: 4.3mph
The windiest month (with the highest average wind speed) is January (5.4mph).
The calmest month (with the lowest average wind speed) is August (4mph).
Average humidity in May
Raleigh Hills, OR
- Average humidity in May: 72%
The months with the highest relative humidity are February and December (84%).
The month with the lowest relative humidity is August (63%).
Average rainfall in May
Raleigh Hills, OR
- Average rainfall in May: 1.69"
The wettest month (with the highest rainfall) is December (4.61").
The driest month (with the least rainfall) is July (0.31").
Average rainfall days in May
Raleigh Hills, OR
- Average rainfall days in May: 13.8 days
The month with the highest number of rainy days is March (20.6 days).
The month with the least rainy days is August (4.6 days).
Average snowfall in May
Raleigh Hills, OR
- Average snowfall in May: 0"
The month with the highest snowfall is February (1.61").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in May
Raleigh Hills, OR
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (2.2 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
Raleigh Hills, OR
- Average daylight in May: 14h and 5min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in May: 8h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 3h and 54min).
Average sunshine days in May
Raleigh Hills, OR
- Average sunshine days in May: 15.8 days
The month with the most sunshine days is July (24.9 days).
The month with the least sunshine days is March (8.6 days).
Average UV index in May
Raleigh Hills, OR
- 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
Raleigh Hills, OR
- Average cloud cover in May: 47
The month with the most cloud cover is February (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 23).
Average visibility in May
Raleigh Hills, OR
- Average visibility in May: 5mi
The months with the highest visibility are July, August and September (6mi).
The months with the lowest visibility are January, February, March, April, May, June, October, November and December (5mi).
Raleigh Hills, Oregon, USA
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