August Weather in Rastatt, Germany

Last updated: February 26, 2025

August in Rastatt, Germany presents a warm and varied climate, with maximum temperatures reaching a sizzling 35°C (95°F) and an average of 20°C (68°F). Nights can be pleasantly cool, dipping to a minimum of 7°C (44°F). While basking in summer warmth, residents and visitors can expect considerable humidity levels at 84%, complemented by approximately 80 mm (3.1 in) of precipitation over 15 days. This blend of heat and moisture contributes to a vibrant atmosphere, perfect for enjoying the seasonal charm of Rastatt.

August Temperature in Rastatt

In August, Rastatt basks in warm weather, with temperatures reflecting the peak of summer. The month typically sees minimum temperatures averaging around 7°C (44°F), while daytime highs can soar to 35°C (95°F). This creates an inviting atmosphere for outdoor activities, with the average temperature settling comfortably at 20°C (68°F). Compared to the preceding months, August stands out as one of the warmest periods, following July's hot spells. As summer begins to wane, the warmth of August sets the stage for a delightful transition into the cooler, yet still pleasant days of September.

August Weather in Rastatt: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Rastatt, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec343943505666686760524238
Data source: Temperature data for Rastatt generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

August Precipitation in Rastatt

In August, Rastatt experiences an average precipitation of 80 mm (3.1 in) spread over 15 days, showcasing a noticeable dip from the more robust summer rainfall. This decline follows a trend of fluctuating precipitation earlier in the season, with June peaking at 115 mm (4.5 in) and July recording 92 mm (3.6 in). As summer wanes, this reduced rainfall signals a gradual transition towards the drier months, yet August's frequent rainy days remind residents of the lingering warmth of the summer season. This pattern not only underscores the region's typical climate variability but also sets the stage for the wetter autumn months, as September follows with a further drop in precipitation to 64 mm (2.5 in).

August Precipitation Trends in Rastatt

The chart displays monthly precipitation patterns in Rastatt, with values for each month alongside August's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec11195112501131159280649771148
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Rastatt

In August, Rastatt experiences a slight uptick in humidity, averaging around 84%. This month marks a continuation of the summer trend, where humidity levels remain notably higher than earlier in the year. Following the relative low of 79% in May, humidity levels gradually rise through the summer, peaking just before autumn begins. While August sees a minor increase compared to July's 83%, it's still somewhat lower than the peak humidity of the winter months, which hover around 91% in January and December. Overall, the shift in humidity reflects the transition from the warm, humid summers to the cooler, damp conditions typical of fall in Rastatt.

August Average Humidity in Rastatt

This chart illustrates the average monthly humidity levels in Rastatt, with August's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how August's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%87%83%79%82%83%84%86%88%89%91%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Rastatt

In August, Rastatt, Germany experiences a UV Index of 8, categorizing it as very high exposure, with a burn time of just 15 minutes. This trend mirrors the preceding months of June and July, which also reported a peak UV Index of 9, indicating that summer in Rastatt is synonymous with heightened UV exposure. As the weather gradually shifts towards fall in September, the UV levels are expected to dip to a more moderate rating of 6. It’s essential to stay sun-safe during this period, as consistent high UV indices amplify the risk of skin damage. For more detailed information on UV levels throughout the year, visit Rastatt UV Index.

Maximum UV Index Levels in Rastatt for August

The chart shows the monthly maximum UV Index (UVI) for Rastatt in August, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec235689986421
Data source: Rastatt August UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

August Sunshine in Rastatt

August in Rastatt, Germany, shines brightly with 379 hours of sunshine, making it one of the sunniest months of the year. Following the peak summer months of June and July, which bask in 396 and 413 hours respectively, August provides a slight decline in sunlight yet remains vibrant. This seasonal trend reflects the overall progression from the depths of winter, where January sees only 132 hours, to the summer zenith. As the year transitions into fall, we observe September's 321 hours, heralding the gradual fade of sunny days, yet August stands out as a delightful reminder of the warmth and brightness that summer offers. The tapestry of sunshine throughout the year not only showcases Rastatt’s varied climate but also contributes to the charm and allure of this picturesque German town.

Monthly Sunshine Duration in Rastatt: August Highlighted

The August sunshine duration represents the total number of hours Rastatt experiences direct sunlight during the month of August, excluding cloudy or obstructed periods. This chart compares the sunshine duration of August with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec132h207h281h349h386h396h413h379h321h266h192h147h
Data source: Rastatt August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Rastatt During August

In Rastatt, Germany, August experiences a moderate chance of sunny weather, with approximately 33% likelihood. This aligns with the trend seen in the summer months, where sunshine chances hover in the low to mid-thirties. While June and July show some fluctuation, their percentages are comparable, reflecting a consistent summer pattern. Moving into September, the chance of sun increases to 44%, suggesting that late summer might offer a few more vibrant days as the season transitions. Overall, while August may not be the sunniest month, it certainly holds its own in the summer lineup.

Percentage of Sunny Days in August in Rastatt

The chart illustrates the percentage of sunny days in Rastatt throughout the year, with August highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Rastatt experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec13%40%43%48%32%32%38%33%44%34%25%22%
Data source: Rastatt August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Rastatt in August

In Rastatt, Germany, August marks a delightful transition in daylight duration, offering about 14 hours of sunlight. This is a slight decrease from the peak of 16 hours found in June, but it still allows ample time for outdoor activities and enjoying the summer warmth. Early in the year, daylight hours gradually increase, reaching their zenith in June before the slow decline begins. As summer wanes, September brings a further reduction to 12 hours, signaling the approach of autumn. This gentle ebb and flow of daylight not only enhances the vibrancy of the seasons but also sets a rhythm for the year, balancing longer summer days with the cozy embrace of fall.

Average Daylight Hours in Rastatt for August

The chart illustrates the variation in daylight duration in Rastatt throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 46m10h 10m11h 55m13h 43m15h 16m16h 3m15h 38m14h 15m12h 32m10h 45m9h 10m8h 20m
Data source: Rastatt daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Rastatt

In August, Rastatt experiences a gentle breath of wind, with an average speed of 2.5 m/s (6 mph). This mild breeze marks a slight uptick from the calmer months of June and July, which feature the lowest averages of the year at 2.0 m/s and 2.4 m/s, respectively. As summer begins to wane, the winds remain soft yet refreshing, inviting outdoor activities while maintaining a comfortable ambiance. Observing the trend from earlier months, it's clear that May stands out as the windiest month at 3.7 m/s (8 mph), creating a contrast with the lighter winds of mid-summer. Overall, the wind patterns in Rastatt throughout August embody a tranquil transition, hinting at the arrival of autumn while still embracing the warmth of summer.

Average August Wind Speed in Rastatt

The chart displays monthly wind speed patterns in Rastatt, with values for each month shown alongside August's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how August's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec3.33.02.92.83.72.02.42.5 m/s2.02.62.53.0
Data source: Rastatt August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Rastatt Compares to Other Months

The weather in Rastatt changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of August's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Rastatt and find detailed weather information for every month.

August and January present a stark contrast in weather conditions. In August, temperatures range from a comfortable 20°C (68°F) on average, peaking at a sweltering 35°C (95°F), with high humidity levels at 84% that can make it feel even warmer. Precipitation occurs on about 15 days, totaling 80 mm (3.1 in), indicating a generally warm and somewhat rainy month. Conversely, January is characterized by much colder temperatures, averaging just 1°C (35°F), with lows plummeting to -17°C (2°F). This month experiences even higher humidity at 91%, and while precipitation is slightly greater at 111 mm (4.4 in), it typically falls as snow, contributing to the winter landscape. For more detailed insights, check out Rastatt weather in January.

August and February present stark contrasts in weather conditions. In August, temperatures range from a minimum of 7°C (44°F) to a maximum of 35°C (95°F), with an average of 20°C (68°F) and a relatively high humidity level of 84%. The month sees about 80 mm (3.1 in) of precipitation over approximately 15 days. In contrast, February experiences much colder temperatures, with a minimum of -17°C (2°F), an average of 4°C (39°F), and a maximum reaching only 19°C (67°F). While February has slightly higher total precipitation at 95 mm (3.8 in) over 13 days, the humidity is also elevated at 89%. These differences highlight how each month brings unique weather experiences, influencing daily activities and lifestyle choices. For more detailed information, you can check Rastatt weather in February.

August and March present strikingly different weather patterns. In August, temperatures range from a mild 7°C (44°F) to a hot 35°C (95°F), with an average of 20°C (68°F). The month experiences humidity levels around 84% and sees approximately 80 mm (3.1 in) of precipitation over 15 days. In contrast, March is much cooler, with temperatures fluctuating from a brisk -16°C (3°F) to a maximum of 22°C (73°F) and an average of only 6°C (43°F). Precipitation is more frequent in March, totaling 112 mm (4.4 in) over 16 days, accompanied by slightly higher humidity at 87%. For more detailed information, you can check Rastatt weather in March.

August and April present distinct weather contrasts. August typically features a wider temperature range, with minimums of 7°C (44°F) and maximums reaching 35°C (95°F), contributing to an average of 20°C (68°F). The month experiences higher humidity at 84% and more precipitation, totaling 80 mm (3.1 in) over approximately 15 days. In contrast, April sees cooler temperatures, with minimums dropping to -5°C (24°F) and maximums capping at 27°C (80°F), averaging just 10°C (50°F). It generally has lower humidity at 83% and less precipitation, measuring 50 mm (2.0 in) over about 10 days. For more detailed information about April weather, you can visit Rastatt weather in April.

In comparing the weather of August and May, it's evident that August experiences significantly warmer temperatures, with an average of 20°C (68°F) and a maximum of 35°C (95°F), while May has a cooler average of 14°C (57°F) with a peak of 30°C (86°F). Additionally, August's minimum temperature is notably higher, starting at 7°C (44°F) compared to May's lower minimum of 1°C (34°F). Both months see a similar number of rainy days, with precipitation occurring on about 15 days; however, May has a higher total rainfall of 113 mm (4.4 in) compared to August's 80 mm (3.1 in). Humidity levels are also quite high in both months, with August slightly higher at 84% compared to May's 79%. For a more detailed look at the weather specifics for May, you can check out Rastatt weather in May.

When comparing the weather in August and June, we see notable similarities and differences. August typically has slightly warmer average temperatures, with a minimum of 7°C and an average of 20°C, compared to June's average of 19°C, though both months have similar maximum temperatures—35°C in August and 34°C in June. Precipitation is higher in June, totaling 115 mm over 12 days, compared to August's 80 mm over 15 days, while humidity remains relatively high in both months, peaking at 84% in August and 82% in June. For a detailed look at June weather in Rastatt, you can check Rastatt weather in June.

When comparing the weather in August to that of July, we observe some subtle differences. In August, temperatures range from a minimum of 7°C (44°F) to a maximum of 35°C (95°F), slightly cooler than July, which has a minimum of 8°C (46°F) and a maximum of 36°C (98°F). Both months have a similar average temperature of 20°C (68°F). Precipitation is slightly lower in August, with 80 mm (3.1 in) over 15 days, compared to July’s 92 mm (3.6 in) over 13 days. Additionally, humidity is marginally higher in August at 84%, while July maintains a humidity level of 83%. These conditions contribute to a warm and humid atmosphere in both months. For a closer look at the July conditions, check out Rastatt weather in July.

August typically showcases warmer weather compared to September, with average temperatures reaching 20°C (68°F) and maximums soaring up to 35°C (95°F). However, September brings a noticeable drop in temperature, with average highs of 31°C (87°F) and lows of just 2°C (36°F). While August experiences 80 mm (3.1 in) of precipitation over 15 days, September sees slightly less rainfall at 64 mm (2.5 in) over 10 days, maintaining a similar level of humidity at 84% and 85%, respectively. For those interested in more details about September weather, check out Rastatt weather in September.

August and October present distinct weather patterns, illustrating the transition from summer to autumn. In August, temperatures can soar to a maximum of 35°C (95°F) with an average around 20°C (68°F), maintaining a high humidity level of 84%. In contrast, October experiences cooler temperatures, peaking at 25°C (77°F) on warmer days and averaging just 11°C (52°F). October also sees increased precipitation, totaling 97 mm (3.8 in) over approximately 14 days, compared to 80 mm (3.1 in) over 15 days in August. The humidity in October rises slightly to 88%, adding to the crispness of the air. For more detailed insights, check out Rastatt weather in October.

The weather in August is marked by much warmer temperatures, with an average of 20°C (68°F) and highs reaching up to 35°C (95°F), while November sees a significant drop in temperatures, averaging only 6°C (42°F) and peaking at 21°C (70°F). August is also characterized by higher humidity levels at 84% and more frequent rainfall, receiving precipitation on about 15 days, totaling 80 mm (3.1 in). In contrast, November experiences slightly lower precipitation at 71 mm (2.8 in) over 11 days, coupled with an even higher humidity of 89%. For more specific information, you can check Rastatt weather in November.

August and December exhibit stark differences in weather patterns. In August, temperatures range from a mild 7°C (44°F) at night to a warm 35°C (95°F) during the day, with an average of 20°C (68°F). The month typically experiences about 80 mm (3.1 in) of precipitation over 15 days and humidity levels around 84%. In contrast, December features much colder conditions, with temperatures dipping to a minimum of -8°C (17°F) and reaching a maximum of 14°C (57°F), averaging just 3°C (38°F). Precipitation is higher at 148 mm (5.8 in) spread over 19 days, and humidity climbs slightly to 91%. For more details on the weather in December, visit Rastatt weather in December.

Compare Rastatt's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Rastatt

As summer peaks in August, Rastatt experiences a vibrant blend of warmth and humidity, setting it apart from the neighboring months. With maximum temperatures often soaring to 35°C, this month invites sun-seekers to enjoy outdoor activities, while the average temperature remains pleasantly mild at 20°C. However, residents and visitors alike should be prepared for the occasional showers that mark about half of the month, with precipitation spreading across 15 days. This combination of high humidity at 84% and intermittent rain provides a unique atmosphere, making August a distinctive chapter in Rastatt's annual climate story. For a deeper dive into the city's weather patterns, explore more at Rastatt Climate.