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Weather in Portland for October 2026

Your guide to Portland weather in October - trends and predictions

    Temperatures

  • In general, the average temperature in Portland at the beginning of October is 15.7 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 13.3 °C by the end of October.

    • Rain 🌧️

  • The climate of Portland in October is notably wet, with an average of 15 rainy days, and a total of 69.1 mm of precipitation.

    • More

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Average dry days
16
Dry days
Average rainy days
15
Rainy days
Average snowy days
0
Snow days
Average temperatures
15°/12°
Temperatures
Average wind speed
35 km/h
Avg max wind
Average humidity
78 %
Avg humidity

Portland Weather October

Move between months or click on a day
September
November
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Partly cloudy
16°
2
Cloudy
17°
3
Patchy rain possible
16°
4
Light rain shower
16°
5
Patchy rain possible
15°
6
Partly cloudy
15°
7
Partly cloudy
15°
8
Patchy rain possible
15°
9
Sunny
15°
10
Sunny
15°
11
Overcast
16°
12
Sunny
16°
13
Patchy rain possible
17°
14
Cloudy
16°
15
Overcast
16°
16
Patchy rain possible
15°
17
Patchy rain possible
16°
18
Overcast
15°
19
Light rain shower
15°
20
Light rain shower
14°
21
Patchy rain possible
15°
22
Patchy rain possible
13°
23
Light drizzle
14°
24
Light rain shower
12°
25
Patchy rain possible
11°
26
Light rain shower
13°
27
Patchy rain possible
13°
28
Light drizzle
14°
29
Light rain shower
13°
30
Patchy rain possible
14°
31
Light rain shower
15°

Temperatures trend during October in Portland

See the weather trend as well as the moving average line

October weather in Portland day by day

Click on a date for more information
September November
Date Weather Temperatures Rain UV More
1 Oct. Partly cloudy
Partly cloudy
 16° /13° 0 mm 2
2 Oct. Cloudy
Cloudy
 17° /14° 1.7 mm 2
3 Oct. Patchy rain possible
Patchy rain possible
 16° /15° 3.6 mm 1
4 Oct. Light rain shower
Light rain shower
 16° /11° 8.5 mm 1
5 Oct. Patchy rain possible
Patchy rain possible
 15° /13° 0 mm 1
6 Oct. Partly cloudy
Partly cloudy
 15° /13° 0 mm 2
7 Oct. Partly cloudy
Partly cloudy
 15° /13° 0 mm 2
8 Oct. Patchy rain possible
Patchy rain possible
 15° /12° 0 mm 1
9 Oct. Sunny
Sunny
 15° /11° 0 mm 1
10 Oct. Sunny
Sunny
 15° /12° 0 mm 1
11 Oct. Overcast
Overcast
 16° /12° 0 mm 1
12 Oct. Sunny
Sunny
 16° /11° 0 mm 1
13 Oct. Patchy rain possible
Patchy rain possible
 17° /13° 0.2 mm 1
14 Oct. Cloudy
Cloudy
 16° /11° 0 mm 1
15 Oct. Overcast
Overcast
 16° /10° 0 mm 1
16 Oct. Patchy rain possible
Patchy rain possible
 15° /9° 0 mm 1
17 Oct. Patchy rain possible
Patchy rain possible
 16° /11° 0 mm 1
18 Oct. Overcast
Overcast
 15° /13° 0 mm 1
19 Oct. Light rain shower
Light rain shower
 15° /14° 13.8 mm 0
20 Oct. Light rain shower
Light rain shower
 14° /13° 9.9 mm 0
21 Oct. Patchy rain possible
Patchy rain possible
 15° /12° 0.3 mm 0
22 Oct. Patchy rain possible
Patchy rain possible
 13° /11° 4.4 mm 0
23 Oct. Light drizzle
Light drizzle
 14° /8° 2.8 mm 0
24 Oct. Light rain shower
Light rain shower
 12° /9° 3.2 mm 0
25 Oct. Patchy rain possible
Patchy rain possible
 11° /9° 0.2 mm 1
26 Oct. Light rain shower
Light rain shower
 13° /8° 2.3 mm 0
27 Oct. Patchy rain possible
Patchy rain possible
 13° /11° 1.5 mm 0
28 Oct. Light drizzle
Light drizzle
 14° /12° 0.6 mm 0
29 Oct. Light rain shower
Light rain shower
 13° /11° 2.9 mm 0
30 Oct. Patchy rain possible
Patchy rain possible
 14° /11° 4.8 mm 0
31 Oct. Light rain shower
Light rain shower
 15° /14° 8.4 mm 0
Next
Important Notice
Our weather forecast for Portland in October 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 October - FAQ

What are the expected maximum and minimum temperatures in Portland during October?

During October, expect a variety of temperatures with highs around 15° and lows near 12°, suitable for diverse activities and preferences.

How much rainfall should be expected in Portland during October?

Moderate rainfall is anticipated in Portland during October, with a total of 69.1 mm spread over approximately 15 days. Considering plans for rainy days is advisable.

What are the typical wind conditions in Portland during October?

The average wind speed in Portland during October is 35 km/h, suggesting breezy to windy conditions, depending on your activities.

October rainfall patterns in Portland

Explore the daily rainfall trends and prepare for Portlands October weather 💧
Typically, Portland has 15 rainy days in October with a total of 69.1 mm of rainfall.

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Location coordinates Where is Portland?

Get accurate weather forecasts for Portland, located at latitude 50.567 and longitude -2.445. Stay updated with localized weather information tailored for Portland.

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