Weather in Portland, United States
Weather Advisories
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Tomorrow's weather summary
The weather in Portland on Wednesday, July 15th, is going to be clear for most of the day.
Also, there's a high chance of cloud overcast before dawn, around 12 am.
Weather information for Portland, on Wednesday, July 15th:
The maximum temperature of the day will be 89°F at about 4 pm. The day will be dry, with average humidity of 45%, ranging from 26% to a maximum value of 62% at about 8 am. The wind will be breezy, and will get up to 11 mph at 5 pm, blowing from the north. The cloud coverage will range from 0% around 4 am to as high as 100% around 11 pm with an average of 21%.
There is no probability for any precipitation throughout the day. The dew point will range from 47°F up to a maximum value of 56°F around 10 pm.
The visibility is expected to be good with average visibility of 10 mi throughout the day. Atmospheric pressure will be normal with average pressure of 1017 hPa. Sunrise will be at 5:36 am, and sunset at 8:56 pm. The day will have 15 hours and 20 minutes of daylight.
Air quality forecast for Portland, on Wednesday, July 15th:
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 45 and 53.
Pollen forecast for Portland, on Wednesday, July 15th:
The overall pollen forecast for this day shows no significant pollen. Tree pollen on this day is expected to have no risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have no risk.
The weather in Portland on Thursday, July 16th, will be cloudy for most of the day, together with few clouds before dawn.
There's seems to be also high probability of clear skies before dawn at about 12 am.
Weather information for Portland, on Thursday, July 16th:
The maximum temperature during the day will be 71°F around 4 pm. The day will have high relative humidity, with average humidity of 66%, ranging from 48% to a maximum value of 94% at about 8 am. The wind will be light, and will get up to 7 mph at 11 am, blowing from the south-west. The cloud coverage will range from 0% around midnight to as high as 100% around 4 pm with an average of 64%.
The precipitation probability will change throughout the day between 0% and 35%. The highest chance for precipitation will be around 6 am and the lowest probability around midnight. The dew point will range from 46°F up to a maximum value of 55°F around 8 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 1016 hPa. Sunrise will be at 5:37 am, and sunset at 8:55 pm, making it a total of 15 hours and 18 minutes of daylight.
Air quality forecast for Portland, on Thursday, July 16th:
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 30 and 57.
Pollen forecast for Portland, on Thursday, July 16th:
The overall pollen forecast for this day shows no significant pollen. Tree pollen on this day is expected to have no risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have no risk.
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