Last updated: August 21, 2025
In July, the weather in Douglas, Isle of Man presents a mild maritime climate characterized by a maximum temperature of 19°C (66°F) and an average of 14°C (58°F), offering a comfortable atmosphere for outdoor activities. However, visitors should be prepared for the possibility of rain, as the region experiences 82 mm (3.2 in) of precipitation over approximately 13 days. With humidity levels reaching 82%, the air can feel quite moist, particularly during overcast days. Whether you're exploring the local sights or enjoying the lush landscapes, July's weather in Douglas combines cool temperatures and occasional showers, making it essential to pack accordingly for a memorable trip.
In July, Douglas, Isle of Man experiences a delightful warming trend, with temperatures reflecting the height of summer. The minimum temperature rises to a comfortable 11°C (53°F), while the average settles at 14°C (58°F), creating an inviting environment for outdoor activities. With a maximum of 19°C (66°F), July offers some of the year's warmest days, marking a significant increase from the cooler months of early spring. This month contrasts sharply with January, where temperatures remain quite chilly, starting at 3°C (37°F). The gradual climb through the summer showcases a climate that balances mild weather with a refreshing Atlantic breeze, making it a perfect time to explore the scenic beauty of the island.
In July, Douglas, Isle of Man, experiences an average precipitation of 82 mm (3.2 in), aligning closely with the preceding month of June, which recorded 74 mm (2.9 in). The frequency of rainy days remains consistent, with 13 days of precipitation, mirroring January and showing a slight increase compared to the drier months of April and May. This trend indicates a transition into the wetter conditions typical of late summer, as seen in August and September, which are expected to see higher levels of rainfall at 101 mm (4.0 in). Overall, while July maintains a moderate level of precipitation, it sets the stage for the intensifying rainfall seen in the latter part of the summer season.
July in Douglas, Isle of Man, typically sees humidity levels at 82%, reflecting a slight dip from the preceding month's average of 83%. This trend of decreasing humidity continues through the summer, as May boasts the highest levels at 80%. Interestingly, July’s humidity matches that of August, creating a consistent warm-weather environment. As the year progresses, humidity levels rise again come fall, peaking in November at a notable 92%. Overall, July serves as a transitional period, offering a brief respite from the more extreme humidity seen in the surrounding months, all while maintaining a muggy coastal atmosphere typical of this charming island.
In July, Douglas experiences a very high UV Index of 8, consistent with the peak summer months, mirroring June's levels. This indicates a notable shift from the low exposure categories of winter, elevating the importance of sun protection during outdoor activities. With a burn time of just 15 minutes, residents and visitors should be particularly vigilant, as even short sun exposure can lead to skin damage. Following July, the UV Index begins to decline, dropping to 6 in August, signaling a gradual transition into a safer period for sun exposure. To stay informed about the UV levels and protect your skin effectively, check out the Douglas UV Index.
UV Risk Categories
In July, Douglas, Isle of Man, basks in the warmth of 416 hours of sunshine, continuing the trend of long, sunlit days established in the previous months. Following the peak of May with 418 hours, July stands as a close contender in the summer lineup, ensuring that residents and visitors can enjoy the outdoors. The gradual increase in sunlight from the chilly 86 hours of January to the vibrant July highlights the island's transformation into a summer haven. Just as the skies clear in early summer, the sunshine begins to wane thereafter, with August and September showing a gradual decline. Yet, July remains a golden month that perfectly encapsulates the essence of summer in this charming locale.
In July, Douglas, Isle of Man, enjoys a 41% chance of sunny weather, which marks a notable increase compared to the preceding months. After a particularly low percentage of sunny days in June at only 28%, July steps up as a more promising month for sunshine. This trend reflects a general seasonal shift, as average sunny days begin to rise with the arrival of summer. July's sunshine likelihood is the highest since April's 53%, signifying a bright spot in the middle of the year when outdoor activities and events can truly thrive. It's a wonderful time to take advantage of the increasing daylight and enjoy the beautiful surroundings of the Isle of Man.
In Douglas, Isle of Man, July offers a delightful respite in daylight duration, with the sun gracing the skies for approximately 16 hours each day. This aligns closely with June's peak of 17 hours, marking the height of summer when the days are longest and the vibrant landscape is bathed in sunlight. Following the peak of summer, August sees a gradual decline, dropping to 14 hours of daylight as the season transitions. The contrast from the dark winter months, where January and December see only 7 hours of daylight, highlights the joy and liveliness that the warm summer days bring. As the year progresses, daylight shrinks steadily from these summer highs to the more subdued days of autumn, creating a rhythmic cycle that locals eagerly anticipate each year.
In July, the winds in Douglas, Isle of Man mellow considerably, with an average speed of just 4.5 m/s (10 mph), marking the calmest month of the year. This is a notable decline compared to the blustery earlier months, particularly February, which boasts an average of 10.8 m/s (24 mph). As summer settles in, the lighter breezes create a serene atmosphere, offering a perfect backdrop for leisurely strolls along the picturesque coastline. Following July, the wind begins to pick up again in August, though still remaining relatively gentle, suggesting a gradual return to the more robust conditions experienced earlier in the year. This trend highlights how the Isle of Man transitions from the gusty depths of winter towards the tranquil summer months, appealing to those seeking both relaxation and adventure.
Weather in Douglas varies notably across the year, with each month offering distinct climate conditions. This page compares July’s weather to other months in Douglas, focusing on differences in temperature, rainfall, humidity, and UV levels.
July and January present distinctly different weather patterns. In July, temperatures are milder, with averages ranging from a minimum of 11°C (53°F) to a maximum of 19°C (66°F), while January sees cooler temperatures, with an average low of 3°C (37°F) and a high of 13°C (55°F). Interestingly, both months receive the same amount of precipitation—82 mm (3.2 in)—over approximately 13 days; however, January is characterized by higher humidity at 90% compared to July's 82%. For more detailed information on January weather, you can visit Douglas weather in January.
Comparing the weather in July and February reveals significant differences in temperature and precipitation patterns. In July, temperatures range from a minimum of 11°C (53°F) to a maximum of 19°C (66°F), with an average of 14°C (58°F), while February experiences much cooler temperatures, with a minimum of 1°C (34°F), an average of 7°C (45°F), and a maximum of 12°C (54°F). Precipitation is higher in February, totaling 111 mm (4.4 in) over 18 days, compared to July's 82 mm (3.2 in) over 13 days. Humidity levels are also elevated in both months, with July at 82% and February slightly higher at 88%. For a more detailed look into February's weather, you can visit Douglas weather in February.
In comparing the weather of July and March, there are notable differences in temperature and precipitation patterns. July experiences a mild climate with minimum temperatures of 11°C (53°F) and averages around 14°C (58°F), peaking at a maximum of 19°C (66°F). In contrast, March has significantly cooler temperatures, with minimums dropping to -1°C (30°F) and an average of only 7°C (45°F), maxing out at 11°C (52°F).
Precipitation is also relatively high in both months, though March sees slightly more with 91 mm (3.6 in) over 17 days, compared to July’s 82 mm (3.2 in) over 13 days. Humidity levels remain high in both months, with July at 82% and March slightly higher at 86%. For a more detailed look at the weather conditions in March, you can refer to Douglas weather in March.
In comparing the weather between April and July, it’s evident that July experiences significantly milder temperatures, with averages ranging from 11°C (53°F) to a maximum of 19°C (66°F), compared to April's cooler range of 3°C (38°F) to 13°C (56°F). Additionally, July sees more precipitation, totaling 82 mm (3.2 in) over 13 days, while April has a lighter rainfall of 37 mm (1.5 in) spread over just 7 days. Although July has slightly lower humidity at 82%, it remains relatively high, while April's humidity stands at 85%. For a detailed look at April weather, you can check Douglas weather in April.
When comparing the weather in July and May, July typically offers warmer conditions with average temperatures ranging from a minimum of 11°C (53°F) to a maximum of 19°C (66°F). In contrast, May has cooler temperatures, with averages from a minimum of 5°C (42°F) to a maximum of 16°C (62°F). While both months experience a notable amount of precipitation, July sees more rain, totaling 82 mm (3.2 in) over 13 days compared to May's 49 mm (1.9 in) over 10 days. Additionally, July has a slightly higher humidity level at 82%, while May maintains a humidity of 80%. To explore more about the specifics of May weather, you can visit Douglas weather in May.
In comparing the weather between June and July, we observe that July is slightly warmer, with average temperatures ranging from a minimum of 11°C (53°F) to a maximum of 19°C (66°F), compared to June's range of 9°C (49°F) to 18°C (65°F). Additionally, July experiences slightly more precipitation, totaling 82 mm (3.2 in) over 13 days, while June has 74 mm (2.9 in) over 11 days. Interestingly, both months exhibit high humidity levels, with July at 82% and June at 83%. For a more detailed understanding of June's weather, you can check out Douglas weather in June.
In July, the weather is characterized by slightly cooler temperatures, with an average of 14°C (58°F) and maximums reaching up to 19°C (66°F). The month experiences 82 mm (3.2 in) of precipitation over about 13 days, maintaining a high humidity level of 82%. Conversely, August sees a minor increase in minimum temperatures to 12°C (54°F) and an average of 15°C (59°F), though maximum temperatures drop slightly to 18°C (65°F). Precipitation increases to 101 mm (4.0 in), spanning 17 days of rain, while humidity remains steady at 82%. For a more detailed look at August weather, visit Douglas weather in August.
July and September share similar average temperatures, hovering around 14°C (58°F) with maximums slightly varying; July peaks at 19°C (66°F) while September reaches 19°C (67°F). However, September experiences a bit more rainfall, totaling 101 mm (4.0 in) over 15 days compared to July's 82 mm (3.2 in) across 13 days. Additionally, humidity levels are higher in September, at 88%, compared to July's 82%. For a deeper insight into September's weather, you can refer to Douglas weather in September.
In comparing the weather of July and October, July tends to be milder with temperatures ranging from a minimum of 11°C (53°F) to a maximum of 19°C (66°F), while October's temperatures are cooler, with a minimum of 7°C (44°F) and a maximum of 17°C (63°F). July experiences an average temperature of 14°C (58°F) and about 82 mm (3.2 in) of precipitation over 13 days, while October is wetter, with 145 mm (5.7 in) of rain spread over 19 days and a slightly higher humidity of 90%. For more detailed information about October weather, you can visit Douglas weather in October.
When comparing the weather between July and November, a notable difference is observed in temperature and precipitation. July typically enjoys milder conditions with average temperatures ranging from a minimum of 11°C (53°F) to a maximum of 19°C (66°F). In contrast, November experiences cooler temperatures, with averages from 5°C (42°F) to 14°C (58°F). Precipitation levels also vary, with July receiving about 82 mm (3.2 in) over 13 days, while November sees a significant increase in rainfall to 141 mm (5.6 in) spread across 20 days. Additionally, humidity is higher in November at 92%, compared to July's 82%. For more detailed information, you can check out Douglas weather in November.
In comparing the weather between July and December, one can see significant differences in both temperature and precipitation. July typically enjoys milder temperatures, with averages around 14°C (58°F) and maximums reaching 19°C (66°F). In contrast, December's temperatures are notably cooler, averaging 8°C (47°F) and peaking at 13°C (55°F), with a minimum of just 3°C (38°F). Additionally, December experiences higher precipitation, totaling 141 mm (5.6 in) over 22 days, compared to July's 82 mm (3.2 in) over 13 days. The humidity also rises in December, reaching 89%, compared to 82% in July. For more details on December weather, check out Douglas weather in December.
In July, Douglas experiences a unique blend of warmth and humidity, distinguishing it from the cooler and drier months of the year. With temperatures peaking at a comfortable 19°C, this month typically invites residents and visitors to enjoy the outdoors, even as it brings along its fair share of rainfall—averaging 82 mm over approximately half the month. This makes July one of the wetter periods, contributing to the island's lush, green landscapes. While the average temperature remains quite pleasant, the elevated humidity levels at 82% may add a tropical feel, unlike the crispness found in spring or autumn. For a deeper dive into the seasonal climate dynamics, check out Douglas Climate.