June weather forecastCorvallis, OR

June
Weather in June
June invites the summer season to Corvallis, Oregon. The weather is characterized by consistent sunshine, extended daylight hours, and warming temperatures, prompting residents to spend more time in outdoor activities. Rainfall reaches its lowest for the first half of the year, marking a distinct shift from previous months' frequent showers. The temperatures rise noticeably, with the mercury creeping up to peak at 70.3°F (21.3°C). Although the humidity lessens compared to May, the atmosphere remains reasonably moist, offering comfortable environmental conditions.Temperature
Corvallis observes a minor difference in average high-temperatures between May's 65.1°F (18.4°C) and June's 70.3°F (21.3°C). Corvallis, during the nights of June, registers a substantial plunge from the daytime high, averaging at a chilly 46°F (7.8°C).Humidity
In Corvallis, Oregon, the average relative humidity in June is 76%.Rainfall
In Corvallis, during June, the rain falls for 11 days and regularly aggregates up to 1.22" (31mm) of precipitation. Throughout the year, there are 169.2 rainfall days, and 30.28" (769mm) of precipitation is accumulated.Snowfall
In Corvallis, snow does not fall in April through October.Daylight
With an average of 15h and 30min of daylight, June has the longest days of the year.On the first day of the month, sunrise is at 5:30 am and sunset at 8:51 pm. On the last day of June, in Corvallis, sunrise is at 5:31 am and sunset at 9:01 pm PDT.
Sunshine
The average sunshine in June is 9h.UV index
June through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for average individuals.Note: The maximum daily UV index of 5 during June translates into the following directions:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Experience reduced UV exposure by about half when donning a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in June
Corvallis, OR
- Average high temperature in June: 70.3°F
The warmest month (with the highest average high temperature) is August (80.4°F).
The month with the lowest average high temperature is December (44.8°F).
- Average low temperature in June: 46°F
The month with the highest average low temperature is August (52°F).
The coldest month (with the lowest average low temperature) is December (34.2°F).
Average pressure in June
Corvallis, OR
- Average pressure in June: 30.05"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 June
Corvallis, OR
- Average wind speed in June: 4.3mph
The windiest month (with the highest average wind speed) is March (4.9mph).
The calmest month (with the lowest average wind speed) is September (3.9mph).
Average humidity in June
Corvallis, OR
- Average humidity in June: 76%
The month with the highest relative humidity is December (89%).
The month with the lowest relative humidity is August (69%).
Average rainfall in June
Corvallis, OR
- Average rainfall in June: 1.22"
The wettest month (with the highest rainfall) is December (4.8").
The driest month (with the least rainfall) is July (0.28").
Average rainfall days in June
Corvallis, OR
- Average rainfall days in June: 11 days
The month with the highest number of rainy days is March (20.9 days).
The month with the least rainy days is August (4.5 days).
Average snowfall in June
Corvallis, OR
- Average snowfall in June: 0"
The month with the highest snowfall is February (1.77").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in June
Corvallis, OR
- Average snowfall days in June: 0 days
The month with the highest number of snowfall days is February (1.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in June /
Average sunshine in June
Corvallis, OR
- Average daylight in June: 15h and 30min
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 June: 9h and 0min
The months with the most sunshine are July and August (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 3h and 36min).
Average sunshine days in June
Corvallis, OR
- Average sunshine days in June: 17 days
The month with the most sunshine days is July (24.3 days).
The month with the least sunshine days is February (8.4 days).
Average UV index in June
Corvallis, OR
- Average UV index in June: 5
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in June
Corvallis, OR
- Average cloud cover in June: 45
The month with the most cloud cover is February (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 25).
Average visibility in June
Corvallis, OR
- Average visibility in June: 5mi
The months with the highest visibility are June, July, August, September and October (5mi).
The months with the lowest visibility are January, February, March, April, May, November and December (4mi).





