Indiana
August
Weather in Indiana for August 2025
Your guide to Indiana weather in August - trends and predictions
In general, the average temperature in Indiana at the beginning of August is 30 °F. As the month progressed, temperatures tended to moderately rise, reaching an average of 31.9 °F by the end of August.
The climate of Indiana in August is notably wet, with an average of 15 rainy days.
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16
Dry days
15
Rainy days
0
Snow days
29°/17°
Temperatures
16 km/h
Avg max wind
70 %
Avg humidity
Indiana in August average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  32° | 2 29° | 3  29° | ||||
| 4 32° | 5  32° | 6 31° | 7  25° | 8 29° | 9 26° | 10 26° |
| 11 28° | 12  27° | 13 29° | 14 26° | 15 24° | 16 28° | 17 29° |
| 18 25° | 19 27° | 20 28° | 21 28° | 22 29° | 23 33° | 24 33° |
| 25  35° | 26 34° | 27 32° | 28  33° | 29 33° | 30  30° | 31 26° |
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Temperatures trend during August in Indiana
See the weather trend as well as the moving average line
August weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Aug. 1 | Cloudy | 32° /19° | 2 mm | 7 | |
| Aug. 2 | Cloudy | 29° /19° | 1.5 mm | 7 | |
| Aug. 3 | Overcast | 29° /19° | 0 mm | 7 | |
| Aug. 4 | Overcast | 32° /19° | 0 mm | 8 | |
| Aug. 5 | Patchy rain possible | 32° /21° | 5.3 mm | 8 | |
| Aug. 6 | Patchy rain possible | 31° /20° | 1.3 mm | 7 | |
| Aug. 7 | Moderate or heavy rain shower | 25° /19° | 9.6 mm | 6 | |
| Aug. 8 | Patchy rain possible | 29° /16° | 0.2 mm | 7 | |
| Aug. 9 | Moderate or heavy rain shower | 26° /16° | 6.7 mm | 6 | |
| Aug. 10 | Patchy rain possible | 26° /15° | 3 mm | 6 | |
| Aug. 11 | Patchy rain possible | 28° /15° | 0.4 mm | 7 | |
| Aug. 12 | Heavy rain at times | 27° /17° | 3.7 mm | 6 | |
| Aug. 13 | Overcast | 29° /17° | 0 mm | 7 | |
| Aug. 14 | Moderate or heavy rain shower | 26° /18° | 19.3 mm | 6 | |
| Aug. 15 | Patchy rain possible | 24° /17° | 3 mm | 6 | |
| Aug. 16 | Overcast | 28° /16° | 2 mm | 7 | |
| Aug. 17 | Moderate or heavy rain shower | 29° /17° | 2 mm | 7 | |
| Aug. 18 | Overcast | 25° /15° | 0.8 mm | 6 | |
| Aug. 19 | Overcast | 27° /14° | 0 mm | 7 | |
| Aug. 20 | Cloudy | 28° /16° | 0 mm | 7 | |
| Aug. 21 | Patchy rain possible | 28° /17° | 0.2 mm | 7 | |
| Aug. 22 | Overcast | 29° /17° | 0 mm | 7 | |
| Aug. 23 | Cloudy | 33° /17° | 2.3 mm | 7 | |
| Aug. 24 | Cloudy | 33° /21° | 0.1 mm | 7 | |
| Aug. 25 | Thundery outbreaks possible | 35° /23° | 0.3 mm | 8 | |
| Aug. 26 | Patchy rain possible | 34° /21° | 6.3 mm | 8 | |
| Aug. 27 | Overcast | 32° /18° | 6.3 mm | 7 | |
| Aug. 28 | Mist | 33° /16° | 4.2 mm | 7 | |
| Aug. 29 | Mist | 33° /16° | 1.2 mm | 7 | |
| Aug. 30 | Sunny | 30° /17° | 0.9 mm | 8 | |
| Aug. 31 | Sunny | 26° /15° | 2.2 mm | 6 | |
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Important Notice
Our weather forecast for Indiana 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 Indiana forecast closer to your planned date for the most up-to-date weather information.
Indiana in August - FAQ
What are the expected maximum and minimum temperatures in Indiana during August?
During August, expect a variety of temperatures with highs around 29° and lows near 17°, suitable for diverse activities and preferences.
How much rainfall should be expected in Indiana during August?
Significant rainfall exceeding 120.5 mm is expected in Indiana during August, occurring over more than 15 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Indiana during August?
The average wind speed in Indiana during August is 16 km/h, suggesting breezy to windy conditions, depending on your activities.
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