Last updated: August 27, 2025
In August, Arnhem experiences a dynamic climate, with temperatures ranging from a pleasant average of 19°C (66°F) to a peak of 35°C (95°F) on hotter days. The weather can be quite variable, as the city receives about 79 mm (3.1 in) of precipitation over approximately 14 days throughout the month. Humidity levels are typically high at 71%, contributing to a feeling of warmth even during cooler evenings. Whether you’re exploring historical sites or enjoying local festivals, be prepared for both sunny skies and the occasional summer shower!
In August, Arnhem experiences a delightful transition into the warmer months, with temperatures that reflect the peak of summer. The minimum temperature hovers around 7°C (45°F), providing a comfortable start to the day, while the average temperature reaches a pleasant 19°C (66°F), ideal for outdoor activities. However, the real warmth can be felt with a maximum temperature soaring up to 35°C (95°F), making it one of the hottest months of the year. This month showcases a significant upswing in warmth from the preceding months, illustrating a vibrant blend of warm sunny days and cooler evenings, perfect for enjoying the city’s beautiful parks and bustling streets. As summer wanes, the balance of mild and hot days, alongside the gradual onset of autumn, sets the stage for a unique and inviting atmosphere.
In August, Arnhem experiences a noticeable uptick in precipitation, with a total of 79 mm (3.1 in), marking it as one of the wetter months of the year. This increase aligns with a rise in rainy days, totaling 14, which is among the highest for the summer months. As the warmest time of the year draws to a close, the rains serve to refresh the landscape after hotter days, reflecting a shift towards the wetter conditions typical of a Dutch autumn. This trend is particularly marked when compared to July, which had 75 mm (3.0 in), indicating that summer storms can significantly impact late summer weather patterns in Arnhem.
In August, Arnhem experiences its lowest humidity of the year at 71%, marking a noticeable shift as the summer months draw to a close. This decline from the 72% humidity observed in July highlights a gradual easing of the typically sticky summer air. As the city transitions into autumn, the humidity begins to rise again, evident in September where it jumps to 81%. Overall, August's drier conditions offer a brief respite before the return of the more humid days characteristic of the fall and winter months, which can reach up to 92% by December.
In August, Arnhem experiences a UV Index of 7, which falls into the high exposure category, indicating that caution is advised for outdoor activities. This marks a slight decrease from the very high levels observed in the previous months of June and July, where the burn time was just 15 minutes. Now, with burn time extended to 25 minutes, residents and visitors can enjoy the summer sun a bit longer, though it's essential to stay protected. As we transition into early fall, September will see another dip to a moderate UV Index of 5, reminding us of the season's changes. For more detailed UV trends and safety tips, check out Arnhem UV Index.
UV Risk Categories
In August, Arnhem basks in a splendid 385 hours of sunshine, maintaining a delightful summer glow that follows a peak in July with 407 hours. This month serves as a gentle transition, as sunlight begins to wane into the subsequent months. The overall trend reveals a gradual increase in daylight from January's chilly 111 hours to the vibrant months of late spring and early summer, where hours soar past 300. As the year progresses into autumn, sunlight begins to dip significantly, making August a perfect time to soak up the lingering warmth before the crisper days of September. Overall, the sunshine hours in Arnhem reflect a clear rhythm of seasonal changes, highlighting the beauty of the Dutch summer.
In August, Arnhem experiences a 33% chance of sunny weather, reflecting a mid-summer optimism that aligns with the slightly fluctuating sunshine probabilities seen throughout the year. Following the peak of April at 41%, the chance of sun dips slightly during the late summer months, yet it remains stable compared to July's and September's figures. This consistency suggests that while August might not guarantee endless sunshine, it offers a fair opportunity for sunny days, making it a delightful time to enjoy outdoor activities in the picturesque Dutch landscape. As summer transitions into autumn, the likelihood of sunny weather begins its slow descent, providing a perfect window for savoring the warm, vibrant hues of late summer days.
As August graces Arnhem with its vibrant warmth, the city enjoys approximately 14 hours of daylight, providing a delightful transition from the sun-drenched months of summer into the early signs of autumn. Following the peak daylight of 16 hours in June and July, August sees a comforting yet gradual decline in light, hinting at the approaching change in seasons. This trend continues as daylight hours diminish through September and October, ultimately leading to the shorter days of winter. While the waning light may signal the end of the summer, the lush surroundings of Arnhem during this time often mirror the rich hues of the sunset, creating picturesque evenings that invite evening strolls and outdoor gatherings.
In August, the wind in Arnhem dances at an average speed of 3.5 m/s (8 mph), a gentle breeze that continues the trend of milder winds typical of the summer months. This slight uptick from June and July's speeds reflects a summer's lingering warmth as the season begins to transition. As the year progresses into September, the wind speed dips to 3.0 m/s (7 mph), suggesting a gradual wind-down as autumn approaches. Overall, August paints a picture of tranquility, where the refreshing whispers of the wind invite residents and visitors to enjoy the last warm days before fall settles in.
Weather in Arnhem varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Arnhem, focusing on differences in temperature, rainfall, humidity, and UV levels.
August and January present stark contrasts in weather conditions. In August, temperatures range from a minimum of 7°C (45°F) to a maximum of 35°C (95°F), with an average of 19°C (66°F). The month experiences significant rainfall, with 79 mm (3.1 in) spread across 14 days, accompanied by a humidity level of 71%. Conversely, in January, the temperatures drop substantially, with a minimum of -8°C (17°F) and a maximum of 14°C (58°F), averaging only 4°C (39°F). Precipitation is slightly less at 64 mm (2.5 in) over 13 days, and humidity is notably high at 91%. For more detailed information, you can check Arnhem weather in January.
When comparing the weather in August and February, a stark contrast emerges. August experiences warm temperatures, with an average of 19°C (66°F) and highs reaching up to 35°C (95°F), creating a hot and humid environment with a humidity level of 71% and 79 mm of precipitation over about 14 days. In contrast, February is much colder, with average temperatures around 5°C (41°F), lows dropping to -13°C (9°F), and highs peaking at 18°C (66°F). Despite slightly less precipitation at 74 mm over 12 days, February's higher humidity of 90% contributes to a damp, chilly atmosphere. For more detailed insights, you can check Arnhem weather in February.
When comparing the weather in August and March, it's clear that August is significantly warmer, with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 35°C (95°F) and an average of 19°C (66°F). In contrast, March experiences much cooler temperatures, ranging from a minimum of -8°C (18°F) to a maximum of 21°C (71°F), with an average of just 7°C (44°F). Both months have notable precipitation, with August seeing 79 mm (3.1 in) over 14 days and March slightly less at 71 mm (2.8 in) over 15 days. Additionally, March has a higher humidity level at 87%, compared to August's 71%. For more detailed information, you can check Arnhem weather in March.
In comparing the weather between August and April, it's evident that August is significantly warmer, with average temperatures ranging from a minimum of 7°C (45°F) to a maximum of 35°C (95°F). In contrast, April has a considerably cooler climate, with temperatures stretching from -3°C (27°F) to a maximum of 28°C (82°F). While both months experience rainfall, August sees more precipitation at 79 mm (3.1 in) over 14 days, compared to April's 35 mm (1.4 in) spread over 9 days. Additionally, August's humidity is lower at 71%, whereas April is notably more humid at 84%. For more detailed insights into April weather, you can visit Arnhem weather in April.
When comparing the weather in August and May, distinct differences emerge. August typically features a broader temperature range, with minimums of 7°C (45°F) and maximums reaching up to 35°C (95°F), whereas May has cooler temperatures, starting from a minimum of 0°C (33°F) and peaking at 31°C (88°F). While May holds a slightly lower average temperature of 14°C (57°F), it also experiences high humidity levels at 77%, compared to August's 71%. Precipitation in August is slightly higher at 79 mm (3.1 in) over approximately 14 days, while May sees 61 mm (2.4 in) spread over about 13 days. For a deeper look into the weather in May, you can refer to Arnhem weather in May.
When comparing the weather in August and June, we observe some notable similarities and differences. In August, temperatures range from a minimum of 7°C (45°F) to a maximum of 35°C (95°F), with an average of 19°C (66°F). In contrast, June offers slightly warmer conditions, with temperatures ranging from a minimum of 8°C (46°F) to a maximum of 34°C (94°F) and an average of 18°C (65°F). Precipitation levels are comparable, with August receiving 79 mm (3.1 in) over 14 days and June seeing 69 mm (2.7 in) across 11 days. Regarding humidity, August holds a slightly lower average at 71% compared to June's 74%. For more detailed information, check out Arnhem weather in June.
In comparing the weather patterns of July and August, both months experience a similar minimum temperature of 7°C (45°F) and an average temperature that hovers around 19°C (66°F). However, July tends to be warmer, with a maximum temperature peaking at 39°C (103°F), compared to August's maximum of 35°C (95°F). Precipitation levels are relatively close, with July receiving 75 mm (3.0 in) over 12 days and August slightly higher at 79 mm (3.1 in) across 14 days. Humidity remains consistent, with July at 72% and August at 71%. For a detailed overview of July's climate, you can refer to Arnhem weather in July.
In August, temperatures in Arnhem are generally warmer, ranging from a minimum of 7°C (45°F) to a maximum of 35°C (95°F), with an average of 19°C (66°F). The month experiences significant rainfall, totaling 79 mm (3.1 in) over approximately 14 days, along with a humidity level of 71%. In contrast, September sees cooler temperatures with a minimum of 3°C (38°F) and a maximum of 31°C (89°F), averaging 15°C (59°F). Rainfall decreases to 59 mm (2.3 in) across 10 days, and humidity rises slightly to 81%. This shift marks a transition from the warmer summer months to the crispness of fall, making September a distinctly different weather experience. For more details on September weather in Arnhem, you can visit Arnhem weather in September.
August and October display distinct differences in weather patterns. In August, temperatures range from a mild 7°C (45°F) at night to a scorching 35°C (95°F) during the day, with an average of 19°C (66°F). The humidity is relatively comfortable at 71%, despite experiencing some precipitation across 14 days totaling 79 mm (3.1 in). In contrast, October sees a significant drop in temperatures, with nightly lows plummeting to 1°C (34°F) and daytime highs averaging around 27°C (80°F). The average temperature dips to 12°C (54°F) and the humidity rises to a humid 88%. Rainfall slightly increases to 85 mm (3.3 in) over just 12 days. For a more detailed look at October weather, you can visit Arnhem weather in October.
In August, the weather is typically warm with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 35°C (95°F), averaging around 19°C (66°F). This month sees an average of 79 mm (3.1 in) of precipitation over approximately 14 days, along with a humidity level of 71%. In contrast, November brings a much cooler climate, with temperatures dropping to a minimum of -3°C (27°F) and reaching a maximum of 19°C (67°F), averaging just 7°C (45°F). Precipitation is notably lower at 52 mm (2.0 in) over about 11 days, but the humidity rises to 91%, making the air feel quite damp. For more detailed information, you can check Arnhem weather in November.
August and December present distinct contrasts in weather patterns. In August, temperatures range from a mild 7°C (45°F) to a sweltering high of 35°C (95°F), with an average temperature of 19°C (66°F). Humidity is relatively high at 71%, and precipitation occurs over about 14 days, totaling 79 mm (3.1 in). In contrast, December sees much colder temperatures, with a minimum of -4°C (24°F), an average of 5°C (42°F), and a maximum of 14°C (58°F). The humidity rises to 92%, and while precipitation increases slightly to 87 mm (3.4 in), it is spread over 16 days. This dramatic shift in temperature and humidity highlights the seasonal transition from the warmth of late summer to the chill of winter. For more details, you can check Arnhem weather in December.
As August rolls in, Arnhem experiences a distinct shift in weather, characterized by warm temperatures and increased humidity compared to the earlier summer months. With highs that can soar up to 35°C (95°F), the warmth invites outdoor activities, yet the average temperature settles around 19°C (66°F), offering a pleasant reprieve. While precipitation increases, with about 79 mm falling over 14 days, it brings lush green scenery, enhancing the region's natural beauty. This blend of warmth and moisture creates a unique charm that sets August apart from the drier, cooler months. For a detailed understanding of how the weather evolves throughout the year, visit Arnhem Climate.