Last updated: February 26, 2025
In Aachen, Germany, July brings a mix of warmth and occasional rainfall, with maximum temperatures soaring up to 40°C (104°F) and an average of 19°C (66°F). While the month boasts pleasant summer days, the minimum temperatures can dip to 8°C (46°F) at night. Rainfall varies, with 94 mm (3.7 in) of precipitation spread across approximately 13 days, contributing to a humidity level of 72%. This blend of warmth and moisture fosters lush greenery, making Aachen a picturesque destination in the peak of summer.
In Aachen, Germany, July brings a noticeable warmth as the summer peaks. With minimum temperatures around 8°C (46°F) and an average of 19°C (66°F), the city enjoys long, pleasant days. The heat can be quite intense at times, with maximum temperatures soaring to 40°C (104°F), making it one of the hottest months of the year. This rise in temperature from earlier months, where June’s max reached 33°C (92°F), highlights a steady progression into the heart of summer. As you stroll through Aachen, the warming trend is palpable, inviting locals and tourists alike to bask in the sunshine and enjoy the vibrant atmosphere that July offers.
In July, Aachen, Germany, experiences a noticeable peak in precipitation, with an average of 94 mm (3.7 in) of rainfall spread across 13 days. This marks a shift from the drier months of April and May, showcasing July as part of the wetter summer season that sees June's average of 88 mm closely followed. The trend suggests that while early summer can still be quite wet, July stands out with the highest amount recorded in the first seven months of the year. This abundance of rain not only contributes to the lush landscapes that the region is known for but also sets the stage for the transition into the more temperate August, which typically sees a decline to 78 mm.
In Aachen, Germany, July marks a notable point in the city's humidity trends, where levels drop to 72%, continuing the gradual decline seen since June. This decrease is part of a broader pattern that witnesses humidity steadily reduce from a lofty 91% in January to a more comfortable summer level. Following July, August maintains a low humidity of 71%, suggesting a brief respite from the dampness characterizing the earlier months. As autumn approaches, humidity rises again, peaking at 81% in September before returning to higher levels in the winter months. This cycle showcases Aachen's distinct seasonal shifts, offering a more pleasant environment during the warmest part of the year.
In July, Aachen experiences a UV Index of 8, categorized as very high, which means that sun safety becomes crucial during this peak summer month. With a burn time of just 15 minutes, the need for effective sun protection is heightened, similar to the conditions observed in June. This continuation of elevated UV levels not only highlights a trend towards increasing sun intensity as summer progresses but also underscores the importance of vigilance against skin damage. Following July, the UV Index slightly declines in August, yet remains at 7 with a burn time of 25 minutes, reminding us that summer sun protection should be prioritized throughout the season. For more detailed information, check out the Aachen UV Index.
UV Risk Categories
July shines brightly in Aachen, Germany, boasting 408 hours of glorious sunshine, the peak of the year. This vibrant month stands out against the cooler winter months, where sunlight can dip as low as 119 hours in January. As the year progresses from the bleakness of winter to the unfolding blooms of spring and the balmy days of summer, sunshine hours steadily increase, peaking in July with a significant rise from the preceding months. Following July, August still enjoys a generous 378 hours of sunlight, though a slight dip suggests the waning of summer's full brightness. As September rolls in, the trend gradually diminishes, reminding us that while July offers the longest days, every month carries its own charm as the year transitions through its seasons.
When it comes to enjoying sunny weather in Aachen, Germany, July presents a mixed bag with a 32% chance of sunshine. This likelihood aligns closely with June and August, suggesting a somewhat consistent pattern throughout the summer months. Although the sun may not dominate, July sits comfortably between the preparatory spring months, like April and May, and the more variable early fall, where the sun starts to retreat. This means while residents and visitors can’t completely guarantee a sun-soaked July, there are still plenty of opportunities to savor the outdoors in warmer temperatures, making it a month ripe for enjoying the charming city vibes.
In July, Aachen experiences a delightful 15 hours of daylight, marking a slight decrease from the peak of 16 hours in June. This month serves as a turning point in the summer, where long, sun-filled days invite residents to bask in the warmth and engage in outdoor activities. As we transition from the luminous days of mid-summer, a gentle decline in daylight hours sets the stage for the gradual shift towards autumn. This trend, with daylight diminishing steadily from the height of summer down to 12 hours in September, highlights the cyclical nature of the seasons in this charming German city, inviting both reflection and anticipation for the beauty each season brings.
In July, Aachen experiences a gentle breeze, with an average wind speed of 3.2 m/s (7 mph), mirroring the lighter winds of April and June. This trend of milder summer winds contrasts sharply with the gustier conditions seen in the colder months, particularly January and October, when winds can reach up to 4.4 m/s (10 mph). While July's winds may lack the vigor of earlier or later months, they provide a refreshing touch to the warm summer days, creating a comfortable atmosphere for outdoor activities and leisurely strolls through the charming streets of this historic city. As the month transitions into August, a slight uptick to 3.4 m/s is observed, hinting at a gradual return to the more dynamic wind patterns typical of the year's end.
The weather in Aachen changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of July's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Aachen and find detailed weather information for every month.
In July, the weather in Aachen is characterized by warm temperatures, ranging from a minimum of 8°C (46°F) to a scorching maximum of 40°C (104°F), with an average temperature of 19°C (66°F). This month also experiences considerable humidity at 72% and sees about 94 mm (3.7 in) of precipitation over approximately 13 days. In contrast, January presents a much colder climate with temperatures dipping as low as -8°C (17°F) and peaking at 13°C (56°F), resulting in an average temperature of just 3°C (37°F). While January has slightly less precipitation totaling 79 mm (3.1 in) over 14 days, it is the humidity that remains quite high at 91%. For more details on January weather, check out Aachen weather in January.
July and February present stark contrasts in weather. July boasts warmer temperatures with an average of 19°C (66°F), peaking at a scorching 40°C (104°F), while February sees much cooler conditions, averaging just 5°C (40°F) and dropping to a minimum of -10°C (14°F). Precipitation is more frequent in July, occurring over 13 days with a total of 94 mm (3.7 in), compared to February's 78 mm (3.1 in) over 12 days. Additionally, humidity levels are high in both months, but February reaches 90%, contributing to a distinct chill in the air. For a closer look at February's conditions, you can explore Aachen weather in February.
In comparing the weather between March and July, it is evident that these months present strikingly different conditions. March experiences much cooler temperatures, with a minimum of -10°C (14°F) and an average of 7°C (44°F), while July boasts a minimum temperature of 8°C (46°F) and average highs reaching up to 19°C (66°F) and even soaring to 40°C (104°F). Although March has slightly less precipitation at 87 mm (3.4 in) over 15 days compared to July's 94 mm (3.7 in) over 13 days, it tends to be more humid in March with a humidity level of 87%, compared to 72% in July. For more detailed information about March weather specifically, you can check Aachen weather in March.
Comparing the weather in July and April reveals significant differences in temperature, precipitation, and humidity. July is characterized by much warmer temperatures, with a minimum of 8°C and a scorching maximum of 40°C, leading to an average of 19°C. In contrast, April experiences cooler conditions, with temperatures ranging from a minimum of -3°C to a maximum of 27°C, averaging just 9°C. Rainfall also varies considerably; July sees 94 mm of precipitation over 13 days, while April has only 40 mm over 10 days. Humidity levels are higher in April at 84%, compared to 72% in July, making April feel more humid despite the generally cooler temperatures. For more detailed conditions, you can check Aachen weather in April.
When comparing the weather in July and May, it's evident that July is significantly warmer, with average temperatures reaching 19°C (66°F) compared to May's average of 13°C (56°F). July experiences a wider temperature range, with minimums around 8°C (46°F) and maximums soaring up to 40°C (104°F), whereas May has a more moderate range from 0°C (32°F) to 31°C (89°F). While both months see precipitation on about 13 days, July receives slightly more rainfall at 94 mm (3.7 in) compared to May's 74 mm (2.9 in). Additionally, July's humidity is somewhat lower at 72% compared to May's 77%. For more detailed insights, you can check Aachen weather in May.
In June, the weather is generally milder, with temperatures ranging from a minimum of 7°C (44°F) to a maximum of 33°C (92°F), resulting in an average temperature of 18°C (64°F). Precipitation levels in June are slightly lower at 88 mm (3.4 in) over 12 days, accompanied by a humidity level of 74%. In contrast, July experiences a more extreme temperature range, with a minimum of 8°C (46°F) and a scorching maximum of 40°C (104°F), leading to an average temperature of 19°C (66°F). Despite having a higher precipitation total of 94 mm (3.7 in) over 13 days, July tends to feel much warmer and more humid, with an average humidity of 72%. For more details on the weather, check out Aachen weather in June.
July and August exhibit some notable differences in weather, despite having similar average temperatures. In July, the temperature ranges significantly, reaching a maximum of 40°C (104°F), while August sees a milder maximum of 35°C (96°F). Precipitation is slightly higher in July at 94 mm (3.7 in) over 13 days, compared to 78 mm (3.1 in) over 16 days in August, indicating a wetter month overall in July. Additionally, humidity levels remain comparable, with July at 72% and August slightly lower at 71%. For more detailed insights, you can check Aachen weather in August.
July and September present notable contrasts in weather conditions. In July, temperatures range from a minimum of 8°C (46°F) to a scorching maximum of 40°C (104°F), with an average of 19°C (66°F). The month experiences significant rainfall, totaling 94 mm (3.7 in) over 13 days, accompanied by a humidity level of 72%. In contrast, September shows a cooler climate, with temperatures dropping to a minimum of 2°C (36°F) and reaching a maximum of 32°C (91°F), resulting in an average temperature of 15°C (59°F). This month also sees less precipitation, with 64 mm (2.5 in) over 10 days, though humidity rises slightly to 81%. For more details, visit Aachen weather in September.
In comparing the weather between July and October, notable differences in temperature and humidity can be observed. July typically experiences a wider range of temperatures, with lows around 8°C (46°F) and highs soaring up to 40°C (104°F), averaging at 19°C (66°F). In contrast, October presents a cooler climate, with minimum temperatures dropping to 1°C (34°F), average temperatures of 11°C (53°F), and a maximum of only 25°C (78°F). Precipitation levels are somewhat similar, with July receiving 94 mm (3.7 in) over 13 days and October slightly less at 82 mm (3.2 in) across 14 days. Additionally, October boasts higher humidity at 88%, compared to July's 72%. For more details on October weather, you can visit Aachen weather in October.
In July, the weather is typically warm and can range from a minimum of 8°C (46°F) to a scorching maximum of 40°C (104°F), with an average temperature of 19°C (66°F). This month experiences about 94 mm (3.7 in) of precipitation over 13 days, while the humidity sits at 72%. In contrast, November brings significantly cooler temperatures, with minimums dipping to -5°C (24°F) and an average of 7°C (44°F). The maximum temperature in this month reaches around 18°C (66°F). Precipitation decreases to 59 mm (2.3 in) over 11 days, but humidity rises to 91%, creating a distinctly more damp atmosphere. For more detailed insights, you can visit Aachen weather in November.
July and December present starkly contrasting weather conditions. In July, temperatures range from a minimum of 8°C (46°F) to a scorching maximum of 40°C (104°F), with an average of 19°C (66°F). The month sees an average precipitation of 94 mm (3.7 in) over 13 days, accompanied by a humidity level of 72%. In contrast, December brings much colder temperatures, with a minimum of -5°C (24°F), an average of 5°C (41°F), and a maximum reaching only 15°C (59°F). The precipitation in December is slightly higher at 112 mm (4.4 in), spread over 20 days, and the humidity rises to 92%. For more details on December weather, you can visit Aachen weather in December.
In July, Aachen experiences a vibrant shift in weather, characterized by warmer temperatures and increased humidity compared to other months. With maximum highs reaching a sweltering 40°C and a comfortable average of 19°C, this month stands out as one of the warmest in the year. While rainfall is not uncommon, with about 13 days of precipitation and a total of 94 mm, the warmth often leads to a sticky atmosphere that feels particularly pronounced. If you're planning to visit, be prepared for both sunshine and occasional rain, making it a unique blend of summer weather. For more details on what to expect throughout the year, check out Aachen Climate.