Portland weather live forecast

Today's maximum temperature in Portland is expected to be 29°C. Select a day from the live weather forecast for Portland, Oregon, USA for more weather parameters.

Tuesday
25th Aug
29

18

12

6
Wednesday
26th Aug
26

16

8

6
Thursday
27th Aug
23

17

6

4
Friday
28th Aug
23

15

6

4
Saturday
29th Aug
20

14

3

3

5-day weather forecast updated at 04:00 on Tuesday 25th August 2026 GMT

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The 5-day weather forecast for Oregon (Portland) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Portland weather forecast by day

Below are the detailed weather forecasts for Portland for the next 5 days.

Portland weather for Tuesday 25th August 2026

Expect clear skies in Portland, Oregon with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 6 (High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the south-west.

29
°C maximum temperature
18
°C minimum temperature
clear skies
12
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
8
kph wind from SW

Portland weather for Wednesday 26th August 2026

Expect scattered clouds in Portland, Oregon with a maximum temperature of 26°C, maximum UV of 6 (High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 6 kph from the west.

26
°C maximum temperature
16
°C minimum temperature
scattered clouds
8
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
26
°C wind chill
6
kph wind from W

Portland weather for Thursday 27th August 2026

Expect broken clouds in Portland, Oregon with a maximum temperature of 23°C, maximum UV of 4 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 kph from the north-west.

23
°C maximum temperature
17
°C minimum temperature
broken clouds
6
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
7
kph wind from NW

Portland weather for Friday 28th August 2026

23
°C maximum temperature
15
°C minimum temperature
broken clouds
6
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
23
°C wind chill
9
kph wind from NW

Portland weather for Saturday 29th August 2026

Expect mostly cloudy with light rain in Portland, Oregon with a maximum temperature of 20°C, maximum UV of 3 (Moderate) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 24% chance of some rain and a light breeze of 7 kph from the north-west.