Eureka (MO)
August
Weather in Eureka, Missouri for August 2026
Your guide to Eureka weather in August - trends and predictions
In general, the average temperature in Eureka at the beginning of August is 31.3 °F. As the month progressed, temperatures tended to slightly increase, reaching an average of 31.6 °F by the end of August.
Eureka experiences moderate rainfall in August, with an average of 9 rainy days and a total precipitation of 65.8 mm.
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Temperatures
Rain 🌧️
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22
Dry days
9
Rainy days
0
Snow days
31°/19°
Temperatures
14 km/h
Avg max wind
63 %
Avg humidity
Eureka Weather August
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Temperatures trend during August in Eureka
See the weather trend as well as the moving average line
August weather in Eureka day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Aug. 1 |  Sunny | 31° /21° | 0.1 mm | 8 | |
| Aug. 2 |  Cloudy | 29° /19° | 0 mm | 7 | |
| Aug. 3 |  Mist | 30° /19° | 0 mm | 7 | |
| Aug. 4 |  Partly cloudy | 31° /19° | 0 mm | 7 | |
| Aug. 5 | Sunny | 33° /21° | 0.6 mm | 8 | |
| Aug. 6 | Sunny | 34° /20° | 0 mm | 8 | |
| Aug. 7 | Cloudy | 31° /19° | 0 mm | 7 | |
| Aug. 8 | Partly cloudy | 33° /21° | 0 mm | 9 | |
| Aug. 9 | Sunny | 31° /20° | 0 mm | 8 | |
| Aug. 10 | Partly cloudy | 29° /19° | 0 mm | 7 | |
| Aug. 11 | Cloudy | 31° /20° | 0 mm | 7 | |
| Aug. 12 |  Light rain shower | 29° /21° | 4.9 mm | 7 | |
| Aug. 13 | Patchy rain possible | 28° /18° | 0 mm | 6 | |
| Aug. 14 |  Light drizzle | 29° /20° | 0.6 mm | 7 | |
| Aug. 15 |  Moderate or heavy rain shower | 35° /21° | 6.6 mm | 8 | |
| Aug. 16 | Fog | 35° /23° | 1.8 mm | 8 | |
| Aug. 17 | Patchy rain possible | 35° /21° | 2.7 mm | 8 | |
| Aug. 18 | Partly cloudy | 33° /22° | 0.2 mm | 8 | |
| Aug. 19 | Partly cloudy | 31° /21° | 2.8 mm | 8 | |
| Aug. 20 | Cloudy | 27° /15° | 0 mm | 6 | |
| Aug. 21 | Sunny | 27° /16° | 0 mm | 7 | |
| Aug. 22 | Partly cloudy | 27° /16° | 0 mm | 7 | |
| Aug. 23 | Partly cloudy | 31° /15° | 0 mm | 7 | |
| Aug. 24 | Patchy rain possible | 31° /19° | 0.1 mm | 7 | |
| Aug. 25 | Patchy rain possible | 26° /17° | 2.7 mm | 6 | |
| Aug. 26 | Patchy rain possible | 32° /14° | 0.5 mm | 7 | |
| Aug. 27 | Sunny | 33° /18° | 0 mm | 8 | |
| Aug. 28 | Partly cloudy | 34° /18° | 0 mm | 8 | |
| Aug. 29 | Sunny | 35° /18° | 0.1 mm | 9 | |
| Aug. 30 | Cloudy | 32° /20° | 11.4 mm | 7 | |
| Aug. 31 | Light rain shower | 29° /20° | 1.9 mm | 7 | |
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Important Notice
Our weather forecast for Eureka 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 Eureka forecast closer to your planned date for the most up-to-date weather information.
Change Month
Eureka in August - FAQ
What are the expected maximum and minimum temperatures in Eureka during August?
Expect warm days with temperatures around 31°, cooling to mild conditions of 19° after sunset. Perfect for those who enjoy warm weather.
How much rainfall should be expected in Eureka during August?
Moderate rainfall is anticipated in Eureka during August, with a total of 65.8 mm spread over approximately 9 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Eureka during August?
The average wind speed in Eureka during August is 14 km/h, suggesting breezy to windy conditions, depending on your activities.
August rainfall patterns in Eureka
Explore the daily rainfall trends and prepare for Eurekas August weather 💧
UV exposure in Eureka during August
Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
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