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Weather in Portland, Oregon for July 2025

Your guide to Portland weather in July - trends and predictions

    Official Weather Alert ⚠️

  • Fire Weather Watch - See hour by hour.

    • Temperatures

  • Until now, July 2025 in Portland is cooler than usual, with temperatures averaging 26.4 °F, this is -3.1 °F below the typical seasonal average.

  • The forecast for the coming days of July 2025 predicts a temperature of 30.5 °F , which is warmer than usual.

  • In general, the average temperature in Portland at the beginning of July is 29.7 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 26.6 °F by the end of July.

    • Rain 🌧️

  • Precipitation in Portland during July is a rare event, with an average of fewer than 2 rainy days.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
31
Dry days
Average rainy days
0
Rainy days
Average snowy days
0
Snow days
Average temperatures
30°/14°
Temperatures
Average wind speed
15 km/h
Avg max wind
Average humidity
52 %
Avg humidity

Portland Weather July

Move between months or click on a day
June
August
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Overcast
28°
2
Overcast
26°
3
Sunny
28°
4
Sunny
29°
5
Sunny
32°
6
Sunny
32°
7
Sunny
33°
8
Sunny
32°
9
Overcast
30°
10
Overcast
27°
11
Sunny
30°
12
Overcast
29°
13
Sunny
32°
14
Sunny
30°
15
Sunny
33°
16
Sunny
34°
17
Patchy rain possible
30°
18
Cloudy
31°
19
Partly cloudy
29°
20
Cloudy
29°
21
Cloudy
29°
22
Partly cloudy
29°
23
Sunny
31°
24
Heavy rain at times
26°
25
Patchy rain possible
24°
26
Sunny
26°
27
Partly cloudy
27°
28
Overcast
28°
29
Overcast
27°
30
Weather Alert Partly cloudy
30°
31
Overcast
24°

Temperatures trend during July in Portland

See the weather trend as well as the moving average line

July weather in Portland day by day

Click on a date for more information
June August
Date Weather Temperatures Rain UV More
Jul. 1 Overcast
Overcast
 28° /13° 0.1 mm 6
Jul. 2 Overcast
Overcast
 26° /10° 0 mm 6
Jul. 3 Sunny
Sunny
 28° /12° 0 mm 7
Jul. 4 Sunny
Sunny
 29° /13° 0 mm 7
Jul. 5 Sunny
Sunny
 32° /14° 0 mm 7
Jul. 6 Sunny
Sunny
 32° /14° 0 mm 8
Jul. 7 Sunny
Sunny
 33° /15° 0 mm 8
Jul. 8 Sunny
Sunny
 32° /15° 0 mm 8
Jul. 9 Overcast
Overcast
 30° /16° 0 mm 7
Jul. 10 Overcast
Overcast
 27° /15° 0 mm 6
Jul. 11 Sunny
Sunny
 30° /13° 0 mm 7
Jul. 12 Overcast
Overcast
 29° /13° 0 mm 7
Jul. 13 Sunny
Sunny
 32° /14° 0 mm 8
Jul. 14 Sunny
Sunny
 30° /14° 0 mm 7
Jul. 15 Sunny
Sunny
 33° /14° 0 mm 8
Jul. 16 Sunny
Sunny
 34° /17° 0 mm 8
Jul. 17 Patchy rain possible
Patchy rain possible
 30° /15° 0.4 mm 7
Jul. 18 Cloudy
Cloudy
 31° /14° 0 mm 7
Jul. 19 Partly cloudy
Partly cloudy
 29° /14° 0 mm 7
Jul. 20 Cloudy
Cloudy
 29° /14° 0 mm 7
Jul. 21 Cloudy
Cloudy
 29° /15° 0 mm 6
Jul. 22 Partly cloudy
Partly cloudy
 29° /14° 0 mm 7
Jul. 23 Sunny
Sunny
 31° /13° 0 mm 8
Jul. 24 Heavy rain at times
Heavy rain at times
 26° /14° 0.6 mm 6
Jul. 25 Patchy rain possible
Patchy rain possible
 24° /12° 0.4 mm 6
Jul. 26 Sunny
Sunny
 26° /11° 0 mm 7
Jul. 27 Partly cloudy
Partly cloudy
 27° /13° 0 mm 6
Jul. 28 Overcast
Overcast
 28° /13° 0 mm 6
Jul. 29 Overcast
Overcast
 27° /13° 0 mm 6
Jul. 30 Partly cloudy
Partly cloudy
 30° /17° 0 mm 2.1
Jul. 31 Overcast
Overcast
 24° /17° 0 mm 1.7
Next
Important Notice
Our weather forecast for Portland in July is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Portland forecast closer to your planned date for the most up-to-date weather information.
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Portland in July - FAQ

What are the expected maximum and minimum temperatures in Portland during July?
Expect warm days with temperatures around 30°, cooling to mild conditions of 14° after sunset. Perfect for those who enjoy warm weather.
How much rainfall should be expected in Portland during July?
Rainfall in Portland during July is rare to nonexistent, with the total expected rainfall being less than 10 mm and approximately 0 days seeing any precipitation. Planning without the concern for rain is generally straightforward during this very dry period.
What are the typical wind conditions in Portland during July?
The average wind speed in Portland during July is 15 km/h, suggesting breezy to windy conditions, depending on your activities.

July rainfall patterns in Portland

Explore the daily rainfall trends and prepare for Portlands July weather 💧

UV exposure in Portland during July

Stay informed about UV levels for safe outdoor activities throughout the month of July ☀️

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Location coordinates Where is Portland?

Get accurate weather forecasts for Portland, located at latitude 45.523 and longitude -122.676. Stay updated with localized weather information tailored for Portland.

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