Pennington County (Rapid City)
August
Weather in Pennington County, South Dakota for August 2027
Your guide to Pennington County weather in August - trends and predictions
In general, the average temperature in Pennington County at the beginning of August is 31.6 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 28.2 °C by the end of August.
Pennington County experiences moderate rainfall in August, with an average of 9 rainy days and a total precipitation of 78.2 mm.
Is August a good time to visit Pennington County? check out the best time to travel to Pennington County page.
✨ Is August a good time to visit Pennington County? – Ask the AI Weatherman
Temperatures
Rain 🌧️
More
22
Dry days
9
Rainy days
0
Snow days
30°/17°
Temperatures
22 km/h
Avg max wind
50 %
Avg humidity
Pennington County Weather August
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Temperatures trend during August in Pennington County
See the weather trend as well as the moving average line
August weather in Pennington County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Aug. 1 |  Sunny | 31° /17° | 0 mm | 8 | |
| Aug. 2 | Sunny | 36° /21° | 0 mm | 9 | |
| Aug. 3 |  Cloudy | 30° /19° | 0 mm | 8 | |
| Aug. 4 | Cloudy | 31° /17° | 0 mm | 9 | |
| Aug. 5 |  Overcast | 30° /15° | 0.8 mm | 8 | |
| Aug. 6 |  Patchy rain possible | 32° /17° | 1.3 mm | 8 | |
| Aug. 7 | Patchy rain possible | 32° /18° | 1.8 mm | 8 | |
| Aug. 8 |  Partly cloudy | 29° /16° | 0.1 mm | 7 | |
| Aug. 9 | Partly cloudy | 28° /15° | 0 mm | 8 | |
| Aug. 10 | Overcast | 29° /15° | 0.1 mm | 8 | |
| Aug. 11 | Patchy rain possible | 29° /17° | 1.8 mm | 8 | |
| Aug. 12 |  Light rain | 28° /15° | 3.6 mm | 8 | |
| Aug. 13 | Light rain | 29° /18° | 5.4 mm | 6 | |
| Aug. 14 | Light rain | 31° /19° | 6.3 mm | 7 | |
| Aug. 15 |  Moderate rain | 28° /18° | 11.7 mm | 6 | |
| Aug. 16 | Light rain | 26° /17° | 6 mm | 6 | |
| Aug. 17 | Patchy rain possible | 30° /17° | 1.7 mm | 8 | |
| Aug. 18 | Patchy rain possible | 30° /19° | 1.4 mm | 6 | |
| Aug. 19 | Light rain | 32° /18° | 6.6 mm | 8 | |
| Aug. 20 | Sunny | 33° /18° | 0 mm | 8.4 | |
| Aug. 21 | Partly cloudy | 34° /20° | 0 mm | 8 | |
| Aug. 22 | Patchy rain possible | 28° /19° | 1.1 mm | 6 | |
| Aug. 23 | Moderate rain | 28° /17° | 11.3 mm | 6 | |
| Aug. 24 | Partly cloudy | 30° /18° | 0 mm | 8 | |
| Aug. 25 | Cloudy | 28° /18° | 0 mm | 7 | |
| Aug. 26 | Light rain | 27° /15° | 3.5 mm | 7 | |
| Aug. 27 | Sunny | 28° /15° | 0 mm | 7 | |
| Aug. 28 | Light rain | 30° /17° | 5.7 mm | 5 | |
| Aug. 29 | Patchy rain possible | 27° /17° | 1.1 mm | 6 | |
| Aug. 30 | Light rain | 28° /16° | 6.5 mm | 6 | |
| Aug. 31 | Sunny | 29° /15° | 0.3 mm | 7.5 | |
| Next | |||||
Important Notice
Our weather forecast for Pennington 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 Pennington County forecast closer to your planned date for the most up-to-date weather information.
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Pennington County in August - FAQ
What are the expected maximum and minimum temperatures in Pennington County during August?
Expect warm days with temperatures around 30°, cooling to mild conditions of 17° after sunset. Perfect for those who enjoy warm weather.
How much rainfall should be expected in Pennington County during August?
Moderate rainfall is anticipated in Pennington County during August, with a total of 78.2 mm spread over approximately 9 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Pennington County during August?
The average wind speed in Pennington County during August is 22 km/h, suggesting breezy to windy conditions, depending on your activities.
August rainfall patterns in Pennington County
Explore the daily rainfall trends and prepare for Pennington Countys August weather 💧
Typically, Pennington County has 9 rainy days in August with a total of 78.2 mm of rainfall.
UV exposure in Pennington County during August
Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
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