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Weather in Portland, United States

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Time in Portland9:32AM Wed, Oct 20

Today's weather summary

The weather in Portland on Wednesday, October 20th, will be cloudy throughout the day, together with drizzle during the morning.

There's seems to be also high probability of light rain in the early morning at about 7 am, and some clouds around noon around 2 pm.

Weather details for Portland, on Wednesday, October 20th:

The highest temperature during the day will be 62°F at about 3 pm. The day will be extremely humid, with average humidity of 76%, ranging from 59% to a maximum value of 94% at about 8 am. The wind will be light, and will get up to 12 mph at 9 am, blowing from the south. The cloud coverage will be up to 100%.

The precipitation probability will change throughout the day between 0% and 50%. The highest chance for precipitation will be around 7 am and the lowest probability around 6 am. The dew point will range from 45°F up to a maximum value of 51°F around 11 am.

The visibility is expected to be good with average visibility of 9 mi throughout the day. Atmospheric pressure will be normal with average pressure of 1013 hPa. Sunrise will be at 7:33 am, and sunset at 6:15 pm, making it a total of 10 hours and 41 minutes of daylight.

Air quality forecast for Portland, on Wednesday, October 20th:

On average, the air quality on this day will be good, meaning that air quality is satisfactory, and air pollution poses little or no risk. According to our index, ranging from 0 to 500, the air quality is going to be between values of 21 and 45.

Pollen forecast for Portland, on Wednesday, October 20th:

Tree pollen on this day is expected to have no risk. There's low risk of weed pollen, and as for grass pollen, this day is expected to have no risk.

The weather in Portland on Thursday, October 21st, will be cloudy for most of the day, together with light rain in the afternoon.

There is also a chance for many clouds before dawn around 1 am, and also moderate rain during the evening around 7 pm.

Weather information for Portland, on Thursday, October 21st:

The maximum temperature during the day is going to be 63°F at about 2 pm. The day will be extremely humid, with average humidity of 72%, ranging from 58% to a maximum value of 98% at about 9 pm. The wind will be strong, and will get up to 16 mph at 10 am, blowing from the east. The cloud coverage will be up to 100%.

The precipitation probability will change throughout the day between 0% and 60%. The highest chance for precipitation will be around 10 pm and the lowest probability around 12 am. The dew point will range from 42°F up to a maximum value of 54°F around 9 pm.

The visibility is expected to be good with average visibility of 7 mi throughout the day. Atmospheric pressure will be normal with average pressure of 1010 hPa. Sunrise will be at 7:35 am, and sunset at 6:15 pm. The day will have 10 hours and 40 minutes of daylight.

Air quality forecast for Portland, on Thursday, October 21st:

On average, the air quality on this day will be good, meaning that air quality is satisfactory, and air pollution poses little or no risk. According to our index, ranging from 0 to 500, the air quality is going to be between values of 20 and 32.

Pollen forecast for Portland, on Thursday, October 21st:

The overall pollen forecast for this day shows no significant pollen. Tree pollen on this day is expected to have no risk. There's very low risk of weed pollen, and as for grass pollen, this day is expected to have no risk.

Full Details

Air quality

AQI45
0100200300400500
AQI: Good

Pollen index

Tree
0/5
012345
Weed
0/5
012345
Grass
0/5
012345

Upcoming days

Full Details
Wed
20
51°62°
Thu
21
51°63°
Fri
22
46°53°
Sat
23
42°49°
Sun
24
41°54°
Mon
25
44°53°

FAQ

How warm does it get in Portland?
The average annual highest temperature in Portland is 31.8°C (89.2°F), and the July 26th is the hottest day on average.
How cold does it get in Portland?
The average annual lowest temperature in Portland is -1.8°C (28.8°F), and the December 31st is the coldest day on average.
Which month has the most rain in Portland?
The wettest months in Portland are December and March.
What months does it snow in Portland?
The most common time of year for snow is February.

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