Marion County (Salem)
October
Weather in Marion County, Oregon for October 2027
Your guide to Marion County weather in October - trends and predictions
In general, the average temperature in Marion County at the beginning of October is 22.9 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 13 °C by the end of October.
Marion County experiences moderate rainfall in October, with an average of 8 rainy days and a total precipitation of 106.5 mm.
Is October a good time to visit Marion County? check out the best time to travel to Marion County page.
✨ Is October a good time to visit Marion County? – Ask the AI Weatherman
Temperatures
Rain 🌧️
More
23
Dry days
8
Rainy days
0
Snow days
18°/7°
Temperatures
12 km/h
Avg max wind
73 %
Avg humidity
Marion County Weather October
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Temperatures trend during October in Marion County
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October weather in Marion County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Oct. 1 |  Light rain | 23° /8° | 2.6 mm | 4 | |
| Oct. 2 | Light drizzle | 19° /9° | 0.1 mm | 4 | |
| Oct. 3 |  Sunny | 22° /8° | 0 mm | 4.3 | |
| Oct. 4 | Light rain | 19° /10° | 5 mm | 4 | |
| Oct. 5 |  Fog | 25° /10° | 0 mm | 4.1 | |
| Oct. 6 | Sunny | 27° /10° | 0 mm | 4 | |
| Oct. 7 | Sunny | 26° /10° | 0 mm | 4 | |
| Oct. 8 |  Overcast | 20° /9° | 0 mm | 3.9 | |
| Oct. 9 | Light rain | 16° /8° | 4.1 mm | 3 | |
| Oct. 10 | Light rain | 17° /8° | 4.3 mm | 3.7 | |
| Oct. 11 | Light rain | 17° /7° | 4.1 mm | 3.6 | |
| Oct. 12 | Light rain | 19° /8° | 3.8 mm | 3.6 | |
| Oct. 13 | Overcast | 18° /6° | 0.8 mm | 3.5 | |
| Oct. 14 |  Patchy rain possible | 18° /8° | 0.1 mm | 3.4 | |
| Oct. 15 | Light rain | 20° /9° | 4.2 mm | 3.3 | |
| Oct. 16 | Light rain | 17° /8° | 5 mm | 3 | |
| Oct. 17 | Fog | 17° /8° | 0.4 mm | 3 | |
| Oct. 18 | Overcast | 17° /5° | 0 mm | 3.1 | |
| Oct. 19 | Overcast | 20° /10° | 0 mm | 3.1 | |
| Oct. 20 | Mist | 20° /8° | 0 mm | 3 | |
| Oct. 21 | Light rain | 18° /7° | 4.8 mm | 2.9 | |
| Oct. 22 | Patchy rain possible | 17° /8° | 0.1 mm | 2.9 | |
| Oct. 23 | Patchy rain possible | 15° /7° | 0 mm | 2.8 | |
| Oct. 24 |  Moderate rain | 14° /4° | 11.5 mm | 2.7 | |
| Oct. 25 | Moderate rain | 13° /5° | 14.3 mm | 2.7 | |
| Oct. 26 | Moderate rain | 12° /7° | 13.8 mm | 2.6 | |
| Oct. 27 | Light rain | 13° /5° | 7.1 mm | 2 | |
| Oct. 28 | Light rain | 13° /5° | 3.9 mm | 2.5 | |
| Oct. 29 | Light rain | 14° /5° | 2.7 mm | 2.4 | |
| Oct. 30 |  Moderate or heavy rain shower | 13° /4° | 7.3 mm | 2.4 | |
| Oct. 31 | Light rain | 13° /4° | 4 mm | 2 | |
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Important Notice
Our weather forecast for Marion County 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 Marion County forecast closer to your planned date for the most up-to-date weather information.
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Marion County in October - FAQ
What are the expected maximum and minimum temperatures in Marion County during October?
Enjoy moderate daytime temperatures of up to 18° and cooler nights around 7°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Marion County during October?
Significant rainfall exceeding 106.5 mm is expected in Marion County during October, occurring over more than 8 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Marion County during October?
The average wind speed in Marion County during October is 12 km/h, suggesting breezy to windy conditions, depending on your activities.
October rainfall patterns in Marion County
Explore the daily rainfall trends and prepare for Marion Countys October weather 💧
Typically, Marion County has 8 rainy days in October with a total of 106.5 mm of rainfall.
UV exposure in Marion County during October
Stay informed about UV levels for safe outdoor activities throughout the month of October ☀️
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