June weather forecast
Wilsonville, OR

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A row of beautiful modern homes in a leafy suburb spot in Wilsonville, Oregon
A row of beautiful modern homes in a leafy suburb spot in Wilsonville, Oregon

Weather in June

June in Wilsonville, Oregon, signals the arrival of the warmest season - summer. This is a time with longer daylight hours, minimal rainfall, and the warmth gradually increases. Notably, the numbers of sunshine hours peak in June, reaching 9.6 hours. The weather becomes agreeably mild, perfect for enjoying outdoor activities and exploring the nature of Wilsonville, Oregon in light summer clothes. Relative humidity percentage also takes a dip, contributing to the overall dry weather patterns.

Temperature

In Wilsonville, the average high-temperature in June slightly increases from a comfortable 66°F (18.9°C) in May to an agreeable 71.4°F (21.9°C). June nights bring a pronounced temperature shift, with averages hovering around a frosty 47.5°F (8.6°C).

Humidity

In Wilsonville, the average relative humidity in June is 73%.

Rainfall

In Wilsonville, Oregon, in June, it is raining for 11.9 days, with typically 1.3" (33mm) of accumulated precipitation. Throughout the year, there are 173.8 rainfall days, and 29.96" (761mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall.

Daylight

The month with the longest days is June, with an average of 15h and 36min of daylight.
On the first day of June, sunrise is at 5:25 am and sunset at 8:52 pm. On the last day of the month, sunrise is at 5:27 am and sunset at 9:02 pm PDT.

Sunshine

In Wilsonville, the average sunshine in June is 9.6h.

UV index

In June, the average daily maximum UV index in Wilsonville is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: The UV index of 5 during June leads to these advisories:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Employ a wide-brim hat for potent defense against up to 50% of UV rays.

Frequently asked questions

What is the temperature in June?

In June, in Wilsonville, the average high-temperature is 71.4°F (21.9°C), and the average low-temperature is 47.5°F (8.6°C).

What is the average humidity in June?

The average relative humidity in June is 73%.

How many days does it rain in June?

In June, the rain falls for 11.9 days. Throughout June, 1.3" (33mm) of precipitation is accumulated.

When it does not snow?

April through October are months without snowfall.

When are the longest days?

The month with the longest days is June, with an average of 15h and 36min of daylight.

What is the average length of the day in June in Wilsonville?

In Wilsonville, the average day length in June is 15h and 36min.

When is the sunrise / sunset in June?

In June, on the first day of the month, sunrise is at 5:25 am and sunset at 8:52 pm. On the last day of the month, sunrise is at 5:27 am and sunset at 9:02 pm PDT.

How long on average sun shines in June?

The average sunshine duration in June is 9.6h.

How high is the UV index in June?

In Wilsonville, the average daily maximum UV index in June is 5. A UV Index of 3 to 5 symbolizes a medium hazard to health from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in June
Wilsonville, OR

Average temperature in June - Wilsonville, OR
  • Average high temperature in June: 71.4°F

The warmest month (with the highest average high temperature) is August (81°F).
The month with the lowest average high temperature is December (44.2°F).

  • Average low temperature in June: 47.5°F

The month with the highest average low temperature is August (54°F).
The coldest month (with the lowest average low temperature) is December (34.3°F).

Average pressure in June
Wilsonville, OR

Average pressure in June - Wilsonville, OR
  • Average pressure in June: 30.03"Hg

The month with the highest atmospheric pressure is January (30.12"Hg).
The months with the lowest atmospheric pressure are August and September (30.01"Hg).

Average wind speed in June
Wilsonville, OR

Average wind speed in June - Wilsonville, OR
  • Average wind speed in June: 4mph

The windiest months (with the highest average wind speed) are January and February (5.5mph).
The calmest month (with the lowest average wind speed) is August (3.8mph).

Average humidity in June
Wilsonville, OR

Average humidity in June - Wilsonville, OR
  • Average humidity in June: 73%

The months with the highest relative humidity are January, February and December (85%).
The month with the lowest relative humidity is August (65%).

Average rainfall in June
Wilsonville, OR

Average rainfall in June - Wilsonville, OR
  • Average rainfall in June: 1.3"

The wettest month (with the highest rainfall) is December (4.49").
The driest months (with the least rainfall) are July and August (0.31").

Average rainfall days in June
Wilsonville, OR

Average rainfall days in June - Wilsonville, OR
  • Average rainfall days in June: 11.9 days

The month with the highest number of rainy days is March (20.9 days).
The months with the least rainy days are July and August (4.4 days).

Average snowfall in June
Wilsonville, OR

Average snowfall in June - Wilsonville, OR
  • Average snowfall in June: 0"

The month with the highest snowfall is February (1.26").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in June
Wilsonville, OR

Average snowfall days in June - Wilsonville, OR
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is February (2.1 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in June /
Average sunshine in June
Wilsonville, OR

Average daylight in June / Average sunshine in June - Wilsonville, OR
  • Average daylight in June: 15h and 4min

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 June: 9h and 4min

The month with the most sunshine is August (Average sunshine: 11h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).

Average sunshine days in June
Wilsonville, OR

Average sunshine days in June - Wilsonville, OR
  • Average sunshine days in June: 16 days

The month with the most sunshine days is July (25 days).
The month with the least sunshine days is March (8.3 days).

Average UV index in June
Wilsonville, OR

Average UV index in June - Wilsonville, OR
  • Average UV index in June: 5

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 June
Wilsonville, OR

Average cloud cover in June - Wilsonville, OR
  • Average cloud cover in June: 41

The month with the most cloud cover is February (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 21).

Average visibility in June
Wilsonville, OR

Average visibility in June - Wilsonville, OR
  • Average visibility in June: 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).

Wilsonville, Oregon, USA

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