Marion County (Salem)
May
Weather in Marion County for May 2025
Your guide to Marion County weather in May - trends and predictions
In general, the average temperature in Marion County at the beginning of May is 10.7 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 20.6 °F by the end of May.
Marion County sees moderate rainfall in May, averaging 7 rainy days.
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24
Dry days
7
Rainy days
0
Snow days
19°/6°
Temperatures
14 km/h
Avg max wind
76 %
Avg humidity
Marion County in May average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  13° | 2  14° | 3 9° | 4 8° | |||
| 5 8° | 6 10° | 7 13° | 8  16° | 9 24° | 10  25° | 11 26° |
| 12 23° | 13 18° | 14 20° | 15 22° | 16 20° | 17  16° | 18 17° |
| 19 14° | 20 27° | 21  21° | 22 16° | 23 18° | 24 20° | 25 19° |
| 26 24° | 27  22° | 28 19° | 29 20° | 30 20° | 31 20° |
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Temperatures trend during May in Marion County
See the weather trend as well as the moving average line
May weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| May 1 | Patchy rain possible | 13° /1° | 0.3 mm | 3 | |
| May 2 | Light drizzle | 14° /6° | 10.4 mm | 3 | |
| May 3 | Light rain | 9° /4° | 15.7 mm | 2 | |
| May 4 | Light rain | 8° /4° | 21.7 mm | 2 | |
| May 5 | Light drizzle | 8° /5° | 3.3 mm | 2 | |
| May 6 | Light rain shower | 10° /3° | 11.6 mm | 3 | |
| May 7 | Light rain shower | 13° /3° | 1.1 mm | 3 | |
| May 8 | Mist | 16° /1° | 0 mm | 4 | |
| May 9 | Mist | 24° /5° | 0 mm | 5 | |
| May 10 | Sunny | 25° /9° | 0 mm | 7 | |
| May 11 | Sunny | 26° /12° | 0 mm | 7 | |
| May 12 | Patchy rain possible | 23° /8° | 0 mm | 5 | |
| May 13 | Patchy rain possible | 18° /7° | 0.2 mm | 4 | |
| May 14 | Mist | 20° /5° | 0 mm | 5 | |
| May 15 | Mist | 22° /6° | 0 mm | 5 | |
| May 16 | Fog | 20° /7° | 0 mm | 5 | |
| May 17 | Partly cloudy | 16° /6° | 0 mm | 5 | |
| May 18 | Mist | 17° /3° | 0 mm | 4 | |
| May 19 | Patchy rain possible | 14° /4° | 0.8 mm | 3 | |
| May 20 | Sunny | 27° /12° | 0 mm | 7 | |
| May 21 | Cloudy | 21° /10° | 0 mm | 5 | |
| May 22 | Cloudy | 16° /6° | 1.2 mm | 4 | |
| May 23 | Patchy rain possible | 18° /5° | 0.1 mm | 4 | |
| May 24 | Partly cloudy | 20° /5° | 0.1 mm | 5 | |
| May 25 | Sunny | 19° /6° | 0.5 mm | 5 | |
| May 26 | Sunny | 24° /7° | 0 mm | 6 | |
| May 27 | Overcast | 22° /9° | 0 mm | 5 | |
| May 28 | Overcast | 19° /7° | 0.7 mm | 5 | |
| May 29 | Sunny | 20° /6° | 0.3 mm | 5 | |
| May 30 | Partly cloudy | 20° /5° | 0 mm | 5 | |
| May 31 | Overcast | 20° /5° | 0 mm | 5 | |
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Important Notice
Our weather forecast for Marion County in May 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.
Marion County in May - FAQ
What are the expected maximum and minimum temperatures in Marion County during May?
Enjoy moderate daytime temperatures of up to 19° and cooler nights around 6°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Marion County during May?
Moderate rainfall is anticipated in Marion County during May, with a total of 68.1 mm spread over approximately 7 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Marion County during May?
The average wind speed in Marion County during May is 14 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Marion County
Explore the daily rainfall trends and prepare for Marion Countys May weather 💧
UV exposure in Marion County during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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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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