Columbia County (Wisconsin Dells)
August
Weather in Columbia County, Wisconsin for August 2026
Your guide to Columbia County weather in August - trends and predictions
So far, August 2026 in Columbia County is slightly warmer than the historical average by 0.9 °F.
Expect cooler weather in the next days in Columbia County with the forecast suggesting a temperature of 24.6 °F, lower than the historical average.
In general, the average temperature in Columbia County at the beginning of August is 26.4 °F. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 24 °F by the end of August.
The climate of Columbia County in August is notably wet, with an average of 14 rainy days, and a total of 136.2 mm of precipitation.
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Temperatures
Rain 🌧️
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17
Dry days
14
Rainy days
0
Snow days
24°/15°
Temperatures
16 km/h
Avg max wind
80 %
Avg humidity
Columbia County Weather August
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Temperatures trend during August in Columbia County
See the weather trend as well as the moving average line
August weather in Columbia County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Aug. 1 |  Moderate or heavy rain shower | 26° /15° | 17.7 mm | 6 | |
| Aug. 2 |  Fog | 28° /15° | 0 mm | 7 | |
| Aug. 3 |  Sunny | 28° /14° | 0 mm | 8 | |
| Aug. 4 | Sunny | 27° /16° | 1 mm | 8 | |
| Aug. 5 |  Light rain shower | 24° /15° | 8.7 mm | 7 | |
| Aug. 6 |  Light drizzle | 26° /13° | 1.9 mm | 7 | |
| Aug. 7 |  Cloudy | 26° /15° | 2.9 mm | 7 | |
| Aug. 8 | Light drizzle | 27° /16° | 0.4 mm | 7 | |
| Aug. 9 | Patchy rain possible | 26° /16° | 5.4 mm | 7 | |
| Aug. 10 |  Overcast | 25° /15° | 1.5 mm | 7 | |
| Aug. 11 |  Partly cloudy | 26° /15° | 12.2 mm | 7 | |
| Aug. 12 | Sunny | 30° /19° | 0 mm | 7 | |
| Aug. 13 | Sunny | 23° /19° | 2 mm | 4.7 | |
| Aug. 14 | Sunny | 27° /16° | 2.3 mm | 7.8 | |
| Aug. 15 | Patchy rain possible | 27° /20° | 2.6 mm | 4.7 | |
| Aug. 16 | Sunny | 26° /19° | 0 mm | 7 | |
| Aug. 17 | Sunny | 27° /15° | 0 mm | 7 | |
| Aug. 18 | Sunny | 28° /17° | 5.7 mm | 7 | |
| Aug. 19 | Sunny | 29° /17° | 15.6 mm | 7 | |
| Aug. 20 | Sunny | 25° /16° | 1.7 mm | 7 | |
| Aug. 21 | Sunny | 18° /11° | 3.2 mm | 5 | |
| Aug. 22 | Partly cloudy | 20° /11° | 0.4 mm | 6 | |
| Aug. 23 | Sunny | 20° /12° | 0 mm | 6 | |
| Aug. 24 | Partly cloudy | 24° /15° | 0.1 mm | 6 | |
| Aug. 25 | Partly cloudy | 21° /15° | 1.3 mm | 6 | |
| Aug. 26 | Partly cloudy | 26° /13° | 0.1 mm | 7 | |
| Aug. 27 |  Thundery outbreaks possible | 29° /17° | 0.1 mm | 7 | |
| Aug. 28 | Light rain | 22° /15° | 6 mm | 5 | |
| Aug. 29 | Fog | 22° /11° | 6.2 mm | 5 | |
| Aug. 30 | Light rain | 23° /15° | 4.2 mm | 5 | |
| Aug. 31 | Sunny | 25° /10° | 0 mm | 6 | |
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Important Notice
Our weather forecast for Columbia 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 Columbia County forecast closer to your planned date for the most up-to-date weather information.
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Columbia County in August - FAQ
What are the expected maximum and minimum temperatures in Columbia County during August?
During August, expect a variety of temperatures with highs around 24° and lows near 15°, suitable for diverse activities and preferences.
How much rainfall should be expected in Columbia County during August?
Significant rainfall exceeding 136.2 mm is expected in Columbia County during August, occurring over more than 14 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Columbia County during August?
The average wind speed in Columbia County during August is 16 km/h, suggesting breezy to windy conditions, depending on your activities.
August rainfall patterns in Columbia County
Explore the daily rainfall trends and prepare for Columbia Countys August weather 💧
Typically, Columbia County has 14 rainy days in August with a total of 136.2 mm of rainfall.
UV exposure in Columbia County during August
Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
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Where is Columbia County?Get accurate weather forecasts for Columbia County, located at latitude 43.627 and longitude -89.771. Stay updated with localized weather information tailored for Columbia County.
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