Last updated: August 21, 2025
In July, the charming city of Port Louis, Mauritius, invites visitors to experience its mild winter climate. With maximum temperatures peaking at 26°C (78°F) and a comfortable average of 21°C (71°F), the weather is ideal for exploration and outdoor activities. Minimum temperatures rarely drop below 18°C (64°F), providing a pleasant ambiance for both locals and tourists. Expect occasional rain, as the month sees about 43 mm (1.7 in) of precipitation over 12 days, contributing to a humidity level of 75%. Whether you're strolling along the waterfront or savoring local cuisine, July in Port Louis offers a delightful escape amidst serene tropical beauty.
In July, Port Louis, Mauritius experiences a noticeable shift in temperatures as winter sets in. The minimum temperature dips to a cool 18°C (64°F), while the average hovers around 21°C (71°F), providing a refreshing contrast to the warmer months. The maximum reaches a pleasant 26°C (78°F), making it a comfortable time for outdoor activities. This month reflects a broader trend of decreasing temperatures as the year progresses, illustrating the island's mild climate and inviting visitors to enjoy its natural beauty without the sweltering heat typical of summer. As winter embraces Port Louis, the cooler yet enjoyable temperatures create the perfect backdrop for exploring this vibrant locale.
In July, Port Louis experiences a measured shift in precipitation, with rainfall totaling approximately 43 mm (1.7 in) over about 12 days. This represents a slight increase from the previous month of June, which recorded only 40 mm (1.6 in) across fewer days. Notably, the overall trend shows a significant drop in rainfall when compared to the earlier months of the year, which collectively see heavier rainfall, particularly in January and February, with averages reaching around 172 mm (6.8 in) and 181 mm (7.1 in) respectively. As winter settles in, July's moderate precipitation is reflective of a transition to drier conditions, highlighting a clear pattern of diminishing rainfall as the year progresses.
In July, Port Louis, Mauritius experiences a noticeable dip in humidity, registering at 75%. This marks a slight increase from the lower levels observed in June, where humidity dipped to 74%, suggesting a subtle uptick as winter progresses. Remarkably, July stands out as one of the cooler months in the annual cycle, with humidity levels beginning to rise again in the latter part of the year, peaking in February at a muggy 86%. The consistent humidity fluctuations throughout the year highlight the island's tropical climate, balancing between moisture-rich and relatively comfortable phases. Overall, July showcases the charm of Mauritius with its mild weather, inviting both residents and tourists to bask in the island's beauty.
In July, Port Louis, Mauritius experiences a UV Index of 8, categorized as very high, which suggests a burn time of just 15 minutes for unprotected skin. This marks a slight increase from June's UV Index of 7, transitioning from high to very high exposure levels. The summer months, from January to April, peak with extreme UV indices hovering around 16, but the trend starts to shift downward into late autumn. Notably, as the year progresses, the UV Index generally fluctuates, with the highest risks typically occurring at the start of the year. Residents and visitors should remain vigilant about sun protection during this period to reduce the risk of harmful skin effects. For more detailed information, check out the UV index trends at Port Louis UV Index.
UV Risk Categories
As July unfolds in Port Louis, Mauritius, residents and visitors alike can bask in the embrace of 311 hours of sunlight, a delightful continuation of the island's sun-kissed charm. Following a slightly cooler June with 298 hours, July brightens the atmosphere, hinting at the island's transition towards even sunnier months ahead. This mid-year sunshine sets the stage for August's anticipated glow, which boasts 325 hours, further solidifying Mauritius' reputation for radiant weather. After the slightly variable hours of spring, it's clear that the heart of winter continues to be not just a time of warmth but also an invitation to enjoy outdoor adventures under the vibrant Mauritian sun.
In July, Port Louis, Mauritius enjoys a promising 61% chance of sunny weather, making it one of the brighter months of the year. Following a dip in sunlight during the earlier months—particularly in April, where sunny days plummet to 28%—the trend gradually improves as temperatures rise toward mid-year. After experiencing a rebound in May and a solid 56% in June, July stands out with its favorable outlook, closing in on the sunnier conditions seen in November at 66%. This pattern not only highlights July as an inviting month for outdoor activities but also reinforces the tropical allure of Mauritius, where sunshine becomes increasingly accessible as the year unfolds.
In July, Port Louis experiences 11 hours of daylight, marking a slight increase from the 10 hours observed in June. This seasonal shift signals the gradual return of longer days as the southern hemisphere transitions deeper into winter. Following the peak daylight of 13 hours in January and November, daylight duration takes a descending turn from February through June, reaching its nadir in June before rebounding in July. This pattern persists into the coming months of August and September, where daylight remains stable at 11 hours. By October, the daylight duration will once again begin to rise, hinting at the vibrant, sun-filled days of summer ahead.
In July, Port Louis, Mauritius, experiences a noticeable uptick in wind activity, with average wind speeds reaching 7.3 m/s (16 mph), making it one of the breeziest months of the year. This shift is a part of a broader trend as the island transitions from June's 6.3 m/s (14 mph) winds into more vigorous gusts that often characterize the winter months. Following July, the winds begin to taper off slightly, averaging 5.7 m/s (13 mph) in August. Overall, the middle of the year proves to be a dynamic time for wind in Port Louis, providing both a refreshing respite from the tropical heat and a thrilling environment for sailing and water sports enthusiasts.
Weather in Port Louis varies notably across the year, with each month offering distinct climate conditions. This page compares July’s weather to other months in Port Louis, focusing on differences in temperature, rainfall, humidity, and UV levels.
When comparing the weather in July and January, it's evident that January tends to be warmer and wetter. In July, temperatures range from a minimum of 18°C (64°F) to a maximum of 26°C (78°F), with an average of 21°C (71°F) and a relatively low precipitation of 43 mm (1.7 in) over 12 days. Humidity during this month sits at 75%. In contrast, January features higher temperatures with a minimum of 21°C (71°F) and a maximum reaching 30°C (87°F), averaging 26°C (79°F). However, it also brings significantly more rainfall, totaling 172 mm (6.8 in) across 22 days, and a slightly higher humidity level of 82%. For more details about the weather conditions in January, check out Port Louis weather in January.
July and February present distinctly different weather patterns. In July, temperatures are milder, with a minimum of 18°C (64°F) and an average of 21°C (71°F), while February sees warmer temperatures ranging from a minimum of 23°C (74°F) to a maximum of 30°C (86°F). Precipitation levels also differ significantly; July experiences 43 mm (1.7 in) over 12 days, whereas February has a much wetter climate, with 181 mm (7.1 in) spread across 24 days. Additionally, humidity is higher in February at 86%, compared to 75% in July. For more detailed information, you can visit Port Louis weather in February.
When comparing the weather in July and March, it is evident that March tends to be warmer and wetter. In July, temperatures range from a minimum of 18°C (64°F) to a maximum of 26°C (78°F), with average humidity at 75% and 43 mm (1.7 in) of precipitation over 12 days. In contrast, March features higher temperatures, with a minimum of 22°C (72°F) and a maximum of 30°C (86°F), alongside significantly increased rainfall of 177 mm (7.0 in) spread over 26 days and a humidity level of 82%. For more detailed information, check out this link: Port Louis weather in March.
When comparing the weather between July and April, several differences become apparent. In July, temperatures are generally milder, with a minimum of 18°C (64°F) and an average of 21°C (71°F), peaking at 26°C (78°F). Conversely, April experiences warmer temperatures, with minimums at 21°C (71°F), averages of 25°C (78°F), and maximums reaching 29°C (85°F). Precipitation is also notably higher in April, totaling 112 mm (4.4 in) over 23 days, compared to July's 43 mm (1.7 in) across just 12 days. Additionally, humidity levels are slightly elevated in April at 83%, compared to 75% in July. For a more detailed overview, check out Port Louis weather in April.
When comparing the weather in July and May, July tends to be slightly cooler with an average temperature of 21°C (71°F), while May is warmer with an average of 24°C (75°F). July experiences lower maximum temperatures at 26°C (78°F) compared to May's 28°C (82°F). However, May has more precipitation at 56 mm (2.2 in) over 13 days, compared to July's 43 mm (1.7 in) over 12 days. Despite these differences, both months exhibit high humidity levels, with May at 80% and July at 75%. For a more detailed look at the weather in May, you can visit Port Louis weather in May.
In comparing the weather between June and July, both months experience similar temperatures, with July having a slightly lower minimum average of 18°C (64°F) compared to June's 19°C (67°F). The overall average temperature remains consistent, with both months averaging around 21°C (71°F) in July and 22°C (72°F) in June, while the maximum temperatures reach 26°C (78°F) in both months. Precipitation levels are comparable as well, with July receiving 43 mm (1.7 in) over 12 days and June having 40 mm (1.6 in) over 11 days. Humidity is marginally higher in July at 75%, compared to June's 74%. For more detailed weather patterns, you can explore Port Louis weather in June.
In comparing the weather of July and August, both months exhibit similar average temperatures, with July slightly warmer at an average of 21°C (71°F) compared to August's steady 21°C (71°F). However, July experiences a marginally higher maximum temperature of 26°C (78°F), while August peaks at 25°C (77°F). Precipitation levels also differ slightly, with July receiving 43 mm (1.7 in) of rain over 12 days, whereas August sees 35 mm (1.4 in) over just 9 days, indicating a drier month. Humidity remains consistent between the two months, with July at 75% and August slightly lower at 74%. For more detailed information on August's weather, you can check Port Louis weather in August.
In July, temperatures in Port Louis typically range from a minimum of 18°C (64°F) to a maximum of 26°C (78°F), with an average of 21°C (71°F). July experiences a bit more precipitation, totaling 43 mm (1.7 in) over about 12 days, and the humidity hovers around 75%. In contrast, September shares similar temperature ranges, with a minimum of 18°C (65°F) and a maximum of 26°C (79°F), but has a slightly warmer average of 22°C (71°F). Precipitation decreases to 29 mm (1.1 in) spread across 10 days, while humidity rises slightly to 78%. For more detailed information, check Port Louis weather in September.
In July, the weather typically features a milder average temperature of 21°C (71°F) with maximum highs reaching 26°C (78°F) and minimums around 18°C (64°F). The month experiences about 43 mm (1.7 in) of precipitation over 12 days, coupled with a humidity rate of 75%. Conversely, October sees slightly warmer averages, with minimum temperatures at 19°C (66°F) and maximums reaching 27°C (81°F), and an average temperature of 23°C (74°F). Despite having similar rainfall patterns with 41 mm (1.6 in) over 12 days, October has a slightly higher humidity level of 77%. For more details on October weather in Port Louis, you can check Port Louis weather in October.
July and November in Port Louis present mild temperatures, but November typically enjoys slightly warmer conditions. In July, the temperatures range from a minimum of 18°C (64°F) to a maximum of 26°C (78°F), with an average of around 21°C (71°F). July experiences 43 mm (1.7 in) of precipitation over 12 days, and humidity levels hover around 75%. In contrast, November sees a minimum temperature of 18°C (66°F) and can reach up to 28°C (83°F), yielding an average of 24°C (76°F). The month also sees increased precipitation at 63 mm (2.5 in) over 15 days, with humidity slightly higher at 78%. For a detailed overview of the weather, check out Port Louis weather in November.
In comparing the weather of July and December, July offers cooler temperatures with a minimum of 18°C (64°F) and an average of 21°C (71°F), while December presents warmer conditions, with minimum temperatures starting at 22°C (73°F) and averaging 26°C (78°F). July experiences less precipitation, totaling 43 mm (1.7 in) over 12 days, in contrast to December, which sees significantly higher rainfall of 113 mm (4.5 in) across 23 days. Additionally, humidity levels increase slightly from 75% in July to 81% in December, indicating a more humid atmosphere towards the end of the year. For more detailed information on December weather, check out Port Louis weather in December.
In July, Port Louis experiences a delightful transition into the cooler winter months, with a notable drop in both temperature and humidity compared to the warmer summer season. The pleasant average temperature invites visitors to enjoy the outdoors, though the likelihood of rain — with about 12 days of precipitation — adds a refreshing twist to the tropical climate. While the air is filled with humidity, it remains manageable, making July an ideal time for those who prefer milder weather amidst the lush scenery. For more detailed insights into the climate patterns throughout the year, check out Port Louis Climate.