Last updated: August 21, 2025
In August, the charming coastal town of Douglas, Isle of Man, experiences a temperate climate characterized by an average temperature of 15°C (59°F). With maximum highs reaching 18°C (65°F) and lows dipping to 12°C (54°F), visitors can expect a mild yet refreshing summer atmosphere. however, August is also known for its notable precipitation, averaging 101 mm (4.0 in) across 17 days, contributing to the region's lush greenery. The humidity levels hover around 82%, creating a humid environment that enhances the overall maritime experience. Whether enjoying the vibrant local culture or exploring the stunning landscapes, August in Douglas offers a diverse blend of weather patterns that shape the unique charm of the Isle of Man.
In August, the temperatures in Douglas, Isle of Man reach their peak for the summer season, with a minimum of 12°C (54°F) and a pleasant average of 15°C (59°F). While the maximum temperature hovers around 18°C (65°F), the overall warmth is a delightful contrast to the chill of winter months, showcasing a gradual increase from July. This trend highlights a stable summer climate, attracting visitors eager to enjoy the mild coastal weather before the cooler autumn months. As the summer days linger, August stands out as a comfortable time to experience the beauty of the Isle of Man, balancing warmth and refreshing breezes.
In August, Douglas experiences a notable uptick in precipitation, with 101 mm (4.0 in) of rain falling over 17 days. This reflects a continuation of the island's wet summer pattern, as the rainfall in August closely matches that of September, which also sees 101 mm but over a slightly shorter span of 15 days. Following a relatively dry April and May, where precipitation dropped to 37 mm and 49 mm, the summer months rebound, indicating the shift from clearer skies to the robust rainfall characteristic of the region. As the island transitions into autumn, the persistence of rain may hint at the wetter months ahead, setting the stage for a significant increase in total precipitation that can reach as high as 145 mm in October.
In August, Douglas experiences a humidity level of 82%, maintaining the trend of relatively high humidity that characterizes the summer months. Following a slight dip from the peak levels of June and July, where humidity reached 83% and 82% respectively, the August figures show a stabilization as the island transitions into the cooler months. This pattern suggests that while summer brings warmth, it also retains significant moisture in the air, leading to a comfortable yet humid environment. As September approaches, humidity levels are set to rise again, hinting at the island's characteristic dampness that persists into autumn with 88% in September and peaking at 90% in October.
In August, Douglas, Isle of Man experiences a UV Index of 6, indicating a high exposure category that calls for particular caution during outdoor activities. As summer draws to a close, the burn time remains relatively short at 25 minutes—a reminder that even when temperatures begin to dip, the sun's rays can still be intense. This month sees a slight decrease from the peak very high levels of 8 recorded in July, reflecting a general trend of declining UV intensity as the season shifts. However, it’s still essential to protect your skin while enjoying the late summer sun. For comprehensive UV index information, check out the details at Douglas UV Index.
UV Risk Categories
August in Douglas, Isle of Man, shines with a remarkable 371 hours of sunshine, marking it as one of the sunniest months of the year. This radiant peak follows a gradual ascent from the winter's meager 86 hours in January, steadily climbing throughout the spring and summer. After a high in May, August recorded slightly less sunshine but still outshines the earlier months, offering a warm farewell to the summer season. As autumn arrives in September, the sunlight begins to wane, yet the vibrant days of August linger in memory—a time when the island basks in the glow of its best weather.
In August, Douglas, Isle of Man experiences a 30% chance of sunny weather, reflecting a slight dip from the summer peak in July (41%) but still more favorable than many other months. This trend showcases a typical pattern for the region, where the chances of sunshine tend to start high in late spring, peak during mid-summer, and gradually decline as autumn approaches. Despite August's lower percentage compared to the sunniest months, the lingering warmth and daylight hours offer plenty of opportunities for outdoor activities amidst the fluctuating skies. Overall, while the likelihood of sunshine may not be at its highest, August still holds promise for enjoying the lingering summer charm.
In August, Douglas, Isle of Man, enjoys a generous 14 hours of daylight, marking a gradual decline from the peak summer sunshine experienced in June. This month serves as a transitional period, where longer days begin to give way to the shorter daylight hours of autumn. Following the vibrant height of summer in July, August's daylight is still ample, providing plenty of time for outdoor activities and exploration. As the days shorten, the shift in daylight duration reflects the approaching seasonal changes, with September's hours dwindling to 12, hinting at the cozy embrace of fall just around the corner.
In August, the winds of Douglas, Isle of Man, gently whisper at an average speed of 5.8 m/s (13 mph), marking a slight uptick from the calm of July's 4.5 m/s (10 mph). This moderate breeze is characteristic of late summer, as the region transitions towards the more blustery months ahead. Historically, August's winds remain lighter compared to the gustier autumnal months, yet they still provide a refreshing atmosphere perfect for exploring the island's scenic beauty. The trend of fluctuating wind speeds throughout the year reveals a clear pattern: summer months tend to experience milder breezes, while late fall and winter venture into a more vigorous gustiness. As summer winds down, the shores of Douglas beckon visitors to enjoy the last warm days before the seasonal shift brings stronger, more robust gales in September and beyond.
Weather in Douglas varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Douglas, focusing on differences in temperature, rainfall, humidity, and UV levels.
When comparing the weather in August and January, notable differences emerge. August typically enjoys milder temperatures, with averages around 15°C (59°F) and maximums reaching up to 18°C (65°F). This month also experiences a fair amount of precipitation, totaling around 101 mm (4.0 in) over 17 days, accompanied by high humidity levels of 82%. In contrast, January presents cooler conditions, with average temperatures dropping to about 7°C (46°F) and maximums peaking at 13°C (55°F). Although January sees slightly less precipitation at 82 mm (3.2 in) over 13 days, the humidity is noticeably higher at 90%. These differences illustrate the seasonal transition from summer warmth to the chill of winter. For more specific details, you can check Douglas weather in January.
In comparing the weather conditions of August and February, August typically enjoys milder temperatures, with averages ranging from a minimum of 12°C (54°F) to a maximum of 18°C (65°F). In contrast, February experiences much cooler temperatures, with averages between 1°C (34°F) and 12°C (54°F), making it significantly chillier. Both months see considerable precipitation, with August totaling around 101 mm (4.0 in) over 17 days, while February slightly exceeds that with 111 mm (4.4 in) over 18 days. Additionally, February tends to have a higher humidity level at 88%, compared to August's 82%. For more detailed insights into February weather, you can visit Douglas weather in February.
The weather in August is generally milder than in March, with average temperatures ranging from a minimum of 12°C (54°F) to a maximum of 18°C (65°F), compared to March's cooler range from -1°C (30°F) to 11°C (52°F). August experiences slightly more precipitation, accumulating 101 mm (4.0 in) over 17 days, while March has 91 mm (3.6 in) also over 17 days. Additionally, the humidity in March is marginally higher at 86%, compared to August's 82%. For more detailed information, you can visit Douglas weather in March.
In comparing the weather of August and April, it’s evident that August is significantly warmer, with average temperatures ranging from a minimum of 12°C (54°F) to a maximum of 18°C (65°F), while April has cooler averages with temperatures between 3°C (38°F) and 13°C (56°F). Additionally, August experiences more precipitation, with 101 mm (4.0 in) spread over 17 days, compared to April's 37 mm (1.5 in) over just 7 days. Interestingly, humidity levels are quite similar, hovering around 82% in August and slightly higher at 85% in April. For more details, you can check Douglas weather in April.
When comparing the weather in August and May, we see notable differences in temperature and precipitation. August boasts a milder climate, with average temperatures ranging from a minimum of 12°C (54°F) to a maximum of 18°C (65°F), whereas May experiences cooler temperatures, starting at a low of 5°C (42°F) and reaching a high of 16°C (62°F). Precipitation in August is significantly higher, with 101 mm (4.0 in) spread over 17 days, compared to May's 49 mm (1.9 in) over just 10 days. Interestingly, humidity levels are relatively similar, with August at 82% and May at 80%. For more detailed information, you can check Douglas weather in May.
When comparing the weather in August to that of June, we notice some distinct differences. August tends to be slightly warmer, with average temperatures around 15°C (59°F), compared to June's average of 13°C (55°F). Interestingly, both months share the same maximum temperature of 18°C (65°F). However, August also experiences higher precipitation, with 101 mm (4.0 in) over 17 days, while June sees less rainfall at 74 mm (2.9 in) across 11 days. Humidity levels remain relatively similar, with August at 82% and June at 83%. For more details on June’s weather patterns, you can visit Douglas weather in June.
In comparing the weather between August and July, we observe that August tends to be slightly warmer overall, with average temperatures reaching 15°C (59°F) compared to July's 14°C (58°F). However, July has a marginally higher maximum temperature of 19°C (66°F) as opposed to August's maximum of 18°C (65°F). Precipitation levels in August are notably higher, with 101 mm (4.0 in) over 17 days, compared to 82 mm (3.2 in) over 13 days in July. Both months share the same humidity level at 82%. For more detailed information, you can check Douglas weather in July.
In comparing the weather between August and September, we can observe some notable differences and similarities. August typically showcases a slightly warmer climate, with average temperatures ranging from a minimum of 12°C (54°F) to a maximum of 18°C (65°F), while September sees a slight dip, with temperatures ranging from a minimum of 10°C (51°F) to a maximum of 19°C (67°F). Both months experience the same amount of precipitation at 101 mm (4.0 in), but August has rain on 17 days compared to September's 15 days, indicating a marginally drier condition as September begins. However, humidity rises in September to 88%, slightly higher than August's 82%. For a more detailed look at September weather, you can visit Douglas weather in September.
In August, the weather tends to be milder, with average temperatures ranging from a minimum of 12°C (54°F) to a maximum of 18°C (65°F). However, it is also quite humid at 82% and experiences about 101 mm (4.0 in) of precipitation over 17 days. In contrast, October brings cooler temperatures, with averages shifting to a minimum of 7°C (44°F) and a maximum of 17°C (63°F). The month is wetter, receiving 145 mm (5.7 in) of rainfall spread over 19 days, and the humidity increases to 90%. For more detailed insights on October weather, you can refer to Douglas weather in October.
August and November exhibit contrasting weather patterns, with August being relatively warmer and more humid. In August, temperatures range from a minimum of 12°C (54°F) to a maximum of 18°C (65°F), with an average of 15°C (59°F) and 101 mm (4.0 in) of precipitation over 17 days. In contrast, November features cooler temperatures, with a minimum of 5°C (42°F) and a maximum of 14°C (58°F), averaging at 10°C (50°F). November also experiences higher precipitation, totaling 141 mm (5.6 in) over 20 days, along with increased humidity at 92%. For more details on November weather, visit Douglas weather in November.
In August, the weather is notably milder, with average temperatures ranging from a minimum of 12°C (54°F) to a maximum of 18°C (65°F), accompanied by a relatively lower precipitation of 101 mm (4.0 in) over 17 days. The humidity is also significant at 82%, making the warmth feel more intense. In contrast, December sees temperatures drop considerably, with averages between 3°C (38°F) and 13°C (55°F). The month experiences increased rainfall, totaling 141 mm (5.6 in) over 22 days, and the humidity rises to 89%, giving the air a chilly dampness. For a more detailed look at the weather patterns, you can check Douglas weather in December.
As August rolls into Douglas, the weather showcases a delightful transition with milder temperatures and increased humidity compared to the cooler months preceding it. While the average temperature hovers around a comfortable 15°C (59°F), the charm of this month is often overshadowed by the 17 days of precipitation, contributing to the lush greenery of the island. The relatively high humidity can make the air feel a bit heavier, but it adds to the overall coastal experience. If you're planning a visit during this vibrant month, you can expect to enjoy a mix of sunshine and showers that are characteristic of the Isle of Man's charming climate. For a deeper insight into the nuances of weather patterns, check out Douglas Climate.