Portland
Oregon, USA
Long-term weather forecast
Long-term weather forecast

June weather forecast and climate
Portland, OR

A colorful autumn view of the outline of Portland City, Oregon, with mountains in the distance
A colorful autumn view of the outline of Portland City, Oregon, with mountains in the distance
June is one of the best times to visit Portland as sunny days abound during the summer. The mostly dry conditions register 1.7" (43.2mm) of rainfall as the sun shines brilliantly for a daily 10 hours.
The average temperatures in June are in the warm range of 54°F (12.2°C) to 73°F (22.8°C) as the long days have a humidity of 65%.
June sees crowds in Portland as the warm days and temperate nights are suitable for fishing, rafting, camping and stargazing activities. Light summer clothing is suitable in June with long pants making the evenings comfortable.

What is the temperature in June in Portland?

The average high-temperature, in June, is 73.6°F (23.1°C), while the average low-temperature is 53.6°F (12°C).

What is the average humidity in June in Portland?

The average relative humidity in June in Portland, Oregon, is 65.8%.

How much does it rain in Portland in June?

In Portland, during June, the rain falls for 9.2 days and regularly aggregates up to 1.7" (43.2mm) of precipitation.

When are the longest days in Portland?

June has the longest days of the year in Portland, Oregon, with an average of 15.6h of daylight.

How many hours of daylight does Portland have in June?

The average length of the day in June in Portland is 15.6h.

How many hours of sunshine does Portland have in June?

In June, the average sunshine in Portland is 9.7h.

How high is the UV index in June in Portland?

The average daily maximum UV index in June is 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability from the exposure to the Sun's UV rays.
Average temperature in June - Portland, OR
  • Average high temperature in June: 73.5°F

The warmest month (with the highest average high temperature) is August (81.1°F).
The month with the lowest average high temperature is December (45.6°F).

  • Average low temperature in June: 53.6°F

The month with the highest average low temperature is August (58°F).
The coldest month (with the lowest average low temperature) is December (35.2°F).

Average humidity in June - Portland, OR
  • Average humidity in June: 65.8%

The month with the highest relative humidity is December (82.7%).
The month with the lowest relative humidity is July (62.8%).

Average rainfall in June - Portland, OR
  • Average rainfall in June: 1.7"

The wettest month (with the highest rainfall) is November (5.6").
Driest months (with the lowest rainfall) are July and August (0.7").

Average rainfall days in June - Portland, OR
  • Average rainfall days in June: 9.2 days

The month with the highest number of rainy days is November (19 days).
The month with the lowest number of rainy days is August (3.9 days).

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

The month with the highest snowfall is February (2.1").
Months with the lowest snowfall are April, May, June, July, August, September and October (0").

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

Months with the highest number of snowfall days are February and December (1.5 days).
Months with the lowest number of snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in June / Average sunshine in June - Portland, OR
  • Average daylight in June: 15.6h

The month with the longest days is June (Average daylight: 15.6h).
The month with shortest days is December (Average daylight: 8.8h).

  • Average sunshine in June: 9.7h

The month with most sunshine is July (Average sunshine: 10.7h).
The month with least sunshine is December (Average sunshine: 2.1h).

Average UV index in June - Portland, OR
  • Average UV index in June: 7

The month with the highest UV index is July (UV index 8).
Months with the lowest UV index are January and December (UV index 1).