Saint Louis County (Duluth)
August
Weather in Saint Louis County, Minnesota for August 2025
Your guide to Saint Louis County weather in August - trends and predictions
Meteorological - Air Quality Alert - See hour by hour.
The forecast for the next days in Saint Louis County predicts temperatures to be around 24 °F, close to the historical average.
In general, the average temperature in Saint Louis County at the beginning of August is 25.3 °F. As the month progressed, temperatures tended to moderately fall, reaching an average of 23.3 °F by the end of August.
The climate of Saint Louis County in August is notably wet, with an average of 11 rainy days, and a total of 112 mm of precipitation.
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Official Weather Alert ⚠️
Temperatures
Rain 🌧️
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20
Dry days
11
Rainy days
0
Snow days
23°/15°
Temperatures
16 km/h
Avg max wind
76 %
Avg humidity
Saint Louis County Weather August
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Temperatures trend during August in Saint Louis County
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August weather in Saint Louis County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Aug. 1 |  Patchy rain possible | 25° /19° | 0.7 mm | 6 | |
| Aug. 2 |  Sunny | 28° /13° | 0 mm | 1.9 | |
| Aug. 3 |  Partly cloudy | 25° /15° | 0 mm | 1.2 | |
| Aug. 4 |  Cloudy | 20° /17° | 0 mm | 0.4 | |
| Aug. 5 | Patchy rain possible | 21° /15° | 3.2 mm | 0 | |
| Aug. 6 | Patchy rain possible | 27° /17° | 1.9 mm | 5 | |
| Aug. 7 | Cloudy | 31° /21° | 0 mm | 6 | |
| Aug. 8 |  Moderate rain | 25° /22° | 9.6 mm | 5 | |
| Aug. 9 |  Heavy rain | 26° /19° | 37.3 mm | 5 | |
| Aug. 10 | Patchy rain possible | 20° /15° | 0.1 mm | 4 | |
| Aug. 11 | Patchy rain possible | 18° /13° | 0.2 mm | 4 | |
| Aug. 12 | Sunny | 22° /13° | 0 mm | 5 | |
| Aug. 13 | Partly cloudy | 25° /14° | 0 mm | 5 | |
| Aug. 14 | Patchy rain possible | 25° /17° | 1.5 mm | 5 | |
| Aug. 15 | Partly cloudy | 18° /13° | 0 mm | 5 | |
| Aug. 16 |  Moderate rain at times | 21° /17° | 2.2 mm | 5 | |
| Aug. 17 | Patchy rain possible | 23° /17° | 2.8 mm | 5 | |
| Aug. 18 | Patchy rain possible | 24° /16° | 0.3 mm | 5 | |
| Aug. 19 | Patchy rain possible | 22° /15° | 0.2 mm | 5 | |
| Aug. 20 | Sunny | 19° /13° | 0 mm | 5 | |
| Aug. 21 | Partly cloudy | 23° /13° | 0 mm | 6 | |
| Aug. 22 | Moderate or heavy rain shower | 23° /13° | 6.7 mm | 5 | |
| Aug. 23 |  Heavy rain at times | 26° /16° | 3.4 mm | 6 | |
| Aug. 24 | Partly cloudy | 25° /18° | 0 mm | 7 | |
| Aug. 25 |  Overcast | 23° /17° | 0 mm | 5 | |
| Aug. 26 | Moderate or heavy rain shower | 28° /19° | 6.7 mm | 6 | |
| Aug. 27 | Moderate or heavy rain shower | 22° /16° | 24.7 mm | 5 | |
| Aug. 28 | Patchy rain possible | 16° /14° | 0.1 mm | 4 | |
| Aug. 29 | Moderate or heavy rain shower | 23° /14° | 14 mm | 5 | |
| Aug. 30 | Sunny | 24° /14° | 0.4 mm | 6 | |
| Aug. 31 | Partly cloudy | 27° /14° | 0 mm | 7 | |
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Important Notice
Our weather forecast for Saint Louis 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 Saint Louis County forecast closer to your planned date for the most up-to-date weather information.
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Saint Louis County in August - FAQ
What are the expected maximum and minimum temperatures in Saint Louis County during August?
During August, expect a variety of temperatures with highs around 23° and lows near 15°, suitable for diverse activities and preferences.
How much rainfall should be expected in Saint Louis County during August?
Significant rainfall exceeding 112 mm is expected in Saint Louis County during August, occurring over more than 11 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Saint Louis County during August?
The average wind speed in Saint Louis County during August is 16 km/h, suggesting breezy to windy conditions, depending on your activities.
August rainfall patterns in Saint Louis County
Explore the daily rainfall trends and prepare for Saint Louis Countys August weather 💧
UV exposure in Saint Louis County during August
Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
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Where is Saint Louis County?Get accurate weather forecasts for Saint Louis County, located at latitude 46.783 and longitude -92.107. Stay updated with localized weather information tailored for Saint Louis County.
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