May weather forecastBend, OR

May
Weather in May
May brings the quintessential spring weather to Bend, Oregon. An interesting feature of this month is the extreme drop in snowfall to 0.31" (8mm), signalling the definitive departure of winter. As spring asserts its dominance, the city frequently witnesses the burgeoning of fresh leaves and blossoming flowers. May typically proffers an increase in sunshine, leading to pleasurable warm days and cool nights. The appearance of migratory birds further enhances the beauty of Bend in May, making it a marvelous time to visit.Temperature
As May begins, there is an increase in the average high-temperature, moving from a fresh 50.5°F (10.3°C) in April to a moderate 60.6°F (15.9°C). Nighttime temperature dips to a mean of 40.5°F (4.7°C) during May.Humidity
In Bend, the average relative humidity in May is 61%.Rainfall
The month with the most rainfall is May, when the rain falls for 14 days and typically aggregates up to 1.5" (38mm) of precipitation.Snowfall
Months with snowfall are January through May, September through December. May is the last month it regularly snows. During 1.8 snowfall days, in May, Bend aggregates 0.31" (8mm) of snow. Throughout the year, there are 44.9 snowfall days, and 24.57" (624mm) of snow is accumulated.Daylight
In May, the average length of the day in Bend is 14h and 47min.On the first day of May, sunrise is at 5:55 am and sunset at 8:09 pm. On the last day of the month, sunrise is at 5:25 am and sunset at 8:41 pm PDT.
Sunshine
In Bend, Oregon, the average sunshine in May is 10.9h.UV index
In May, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: A daily high UV index of 4 in May leads to these guidelines:
Ensure safety - Sun damage prevention is strongly urged. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Bend, OR
- Average high temperature in May: 60.6°F
The warmest month (with the highest average high temperature) is July (79.5°F).
The month with the lowest average high temperature is December (35.8°F).
- Average low temperature in May: 40.5°F
The month with the highest average low temperature is August (52.2°F).
The coldest month (with the lowest average low temperature) is December (24.6°F).
Average pressure in May
Bend, OR
- Average pressure in May: 29.99"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is August (29.97"Hg).
Average wind speed in May
Bend, OR
- Average wind speed in May: 6.3mph
The windiest month (with the highest average wind speed) is January (7.1mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in May
Bend, OR
- Average humidity in May: 61%
The month with the highest relative humidity is December (82%).
The month with the lowest relative humidity is July (48%).
Average rainfall in May
Bend, OR
- Average rainfall in May: 1.5"
The wettest month (with the highest rainfall) is May (1.5").
The driest month (with the least rainfall) is July (0.35").
Average rainfall days in May
Bend, OR
- Average rainfall days in May: 14 days
The month with the highest number of rainy days is May (14 days).
The month with the least rainy days is July (4.8 days).
Average snowfall in May
Bend, OR
- Average snowfall in May: 0.31"
The month with the highest snowfall is February (6.65").
The months with the least snowfall are June, July and August (0").
Average snowfall days in May
Bend, OR
- Average snowfall days in May: 1.8 days
The month with the highest number of snowfall days is March (9.5 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in May /
Average sunshine in May
Bend, OR
- Average daylight in May: 14h and 48min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in May: 10h and 54min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).
Average sunshine days in May
Bend, OR
- Average sunshine days in May: 14.1 days
The month with the most sunshine days is July (23.6 days).
The month with the least sunshine days is April (12.8 days).
Average UV index in May
Bend, 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, March, November and December (UV index 2).
Average cloud cover in May
Bend, OR
- Average cloud cover in May: 30
The month with the most cloud cover is December (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 10).
Average visibility in May
Bend, OR
- Average visibility in May: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January and December (5mi).





