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Marion County (Salem)
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United States weather

Weather in Marion County, Oregon for August 2026

Your guide to Marion County weather in August - trends and predictions

    Temperatures

  • In general, the average temperature in Marion County at the beginning of August is 29 °C. As the month progressed, temperatures tended to slightly increase, reaching an average of 29.1 °C by the end of August.

    • Rain 🌧️

  • Marion County experiences moderate rainfall in August, with an average of 7 rainy days and a total precipitation of 34.3 mm.

    • More

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Average dry days
24
Dry days
Average rainy days
7
Rainy days
Average snowy days
0
Snow days
Average temperatures
29°/13°
Temperatures
Average wind speed
15 km/h
Avg max wind
Average humidity
62 %
Avg humidity

Marion County Weather August

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

Temperatures trend during August in Marion County

See the weather trend as well as the moving average line

August weather in Marion County day by day

Click on a date for more information
July September
Date Weather Temperatures Rain UV More
Aug. 1 Sunny
Sunny
 30° /13° 8.1 mm 7
Aug. 2 Partly cloudy
Partly cloudy
 30° /14° 0 mm 7
Aug. 3 Cloudy
Cloudy
 27° /14° 0 mm 6
Aug. 4 Partly cloudy
Partly cloudy
 30° /13° 0 mm 7
Aug. 5 Overcast
Overcast
 30° /12° 0 mm 7
Aug. 6 Overcast
Overcast
 27° /13° 2.7 mm 6
Aug. 7 Overcast
Overcast
 29° /12° 0 mm 6
Aug. 8 Cloudy
Cloudy
 30° /12° 0 mm 7
Aug. 9 Patchy rain possible
Patchy rain possible
 29° /12° 0 mm 7
Aug. 10 Overcast
Overcast
 32° /14° 0 mm 7
Aug. 11 Sunny
Sunny
 32° /14° 0 mm 7
Aug. 12 Cloudy
Cloudy
 32° /14° 0 mm 7
Aug. 13 Sunny
Sunny
 32° /13° 0 mm 8
Aug. 14 Sunny
Sunny
 32° /15° 0 mm 8
Aug. 15 Sunny
Sunny
 30° /16° 0.8 mm 7
Aug. 16 Sunny
Sunny
 30° /16° 14.6 mm 7
Aug. 17 Overcast
Overcast
 30° /15° 1.7 mm 6
Aug. 18 Overcast
Overcast
 26° /14° 0 mm 6
Aug. 19 Sunny
Sunny
 28° /11° 0 mm 7
Aug. 20 Overcast
Overcast
 29° /11° 0 mm 7
Aug. 21 Overcast
Overcast
 28° /10° 0 mm 6
Aug. 22 Overcast
Overcast
 28° /12° 1.6 mm 6
Aug. 23 Cloudy
Cloudy
 28° /13° 3.4 mm 6
Aug. 24 Sunny
Sunny
 29° /11° 0 mm 6
Aug. 25 Sunny
Sunny
 31° /13° 0.2 mm 7
Aug. 26 Sunny
Sunny
 33° /14° 0 mm 8
Aug. 27 Partly cloudy
Partly cloudy
 29° /12° 0 mm 7
Aug. 28 Overcast
Overcast
 27° /10° 0 mm 6
Aug. 29 Overcast
Overcast
 28° /11° 0 mm 7
Aug. 30 Cloudy
Cloudy
 30° /13° 0 mm 7
Aug. 31 Light rain
Light rain
 26° /13° 1.1 mm 6
Next
Important Notice
Our weather forecast for Marion County in August 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 Marion County forecast closer to your planned date for the most up-to-date weather information.
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Marion County in August - FAQ

What are the expected maximum and minimum temperatures in Marion County during August?

Enjoy moderate daytime temperatures of up to 29° and cooler nights around 13°. Ideal for a range of outdoor activities, from hiking to city tours.

How much rainfall should be expected in Marion County during August?

In August, Marion County can expect light to moderate rainfall, totaling 34.3 mm across approximately 7 days. Occasional showers are possible, and planning ahead for them could be helpful.

What are the typical wind conditions in Marion County during August?

The average wind speed in Marion County during August is 15 km/h, suggesting breezy to windy conditions, depending on your activities.

August rainfall patterns in Marion County

Explore the daily rainfall trends and prepare for Marion Countys August weather 💧
Typically, Marion County has 7 rainy days in August with a total of 34.3 mm of rainfall.

UV exposure in Marion County during August

Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
Top locations in Marion County
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IndianapolisOcalaSalem
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Location coordinates Where is Marion County?

Get accurate weather forecasts for Marion County, located at latitude 44.943 and longitude -123.035. Stay updated with localized weather information tailored for Marion County.

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