Last updated: August 21, 2025
In August, Grand Baie, Mauritius offers a pleasant escape with average temperatures hovering around 22°C (72°F). Daily highs reach a comfortable 25°C (78°F), while nighttime lows dip to 20°C (67°F), creating an inviting climate for outdoor exploration. Visitors can expect occasional showers, with precipitation amounting to 23 mm (0.9 in) over approximately 6 days, contributing to the region's lush scenery. The humidity level sits at a moderate 74%, enhancing the tropical ambiance without overwhelming the senses. Whether you seek relaxation on the beach or adventure in nature, August in Grand Baie promises a delightful experience.
In August, Grand Baie, Mauritius experiences a noticeable drop in temperatures, marking the transition into the cooler months of the year. With minimums around 20°C (67°F) and average temperatures reaching 22°C (72°F), it’s a refreshing change from the warmth of the earlier months. The maximums hover at a comfortable 25°C (78°F), making it ideal for outdoor activities and coastal exploration. This trend of cooler temperatures, particularly following the warmer January through April, creates a pleasant climate that invites both relaxation and adventure. As the island embraces its winter season, visitors can enjoy the tranquil beauty of Grand Baie without the sweltering heat of summer.
In August, Grand Baie experiences a notable dip in precipitation, averaging just 23 mm (0.9 in) of rain over the month, marking one of the driest periods of the year. This is reflected in a reduction to only six days of rainfall, as the region transitions from its more humid months like January and February, which see upwards of 162 mm (6.4 in) and 147 mm (5.8 in) respectively. As winter sets in, the trend towards dryness continues, with August featuring significantly lower rainfall compared to the early months, making it an ideal time for visitors to enjoy the sun-drenched beaches of Mauritius. As the year progresses, precipitation levels begin to creep up again in September, but August truly stands out as a quieter time for rain, inviting outdoor exploration and relaxation.
In August, Grand Baie's humidity dips to 74%, marking a continuation of the trend noticed since mid-year, where humidity levels began to decrease from the peak summer months. This slight drop from July's 75% offers a respite from the mugginess typical of earlier in the year, as humidity levels in the region generally hover around 80% or higher from January through May. Following August, a gradual rise can be observed as the months transition into the warmer spring months, with levels returning to 78% in September. This rhythmic fluctuation not only characterizes the tropical climate of Mauritius but also enhances the charm of Grand Baie, offering a delightful balance for visitors eager to soak in its stunning landscapes.
In August, Grand Baie, Mauritius experiences a UV Index of 10, categorized as very high, with a burn time of just 15 minutes. This marks a slight increase from the previous month, highlighting a trend of gradually rising UV levels as the year progresses. Notably, August’s UV Index is part of a broader seasonal pattern where the Australian summer months—January to April—witness extreme levels, peaking at 17 in February. As we move into the latter months, the UV Index begins to stabilize in the high and very high ranges, emphasizing the need for sun protection. Visitors and locals alike should remain vigilant about sun safety during this time. For those seeking more detailed information, check out the Grand Baie UV Index.
UV Risk Categories
In August, Grand Baie basks in a delightful 327 hours of sunshine, continuing a trend of ample daylight as it transitions from the energetic summer months into early autumn. This month sustains the vibrant sunlight seen in July, and it paves the way for the brighter days ahead in September and October. As the year progresses, the hours of sunshine steadily climb, peaking in December with a glorious 392 hours. August, with its warm and inviting days, encapsulates the essence of a tropical paradise, inviting sun-seekers to enjoy outdoor adventures and the picturesque beauty of Mauritius.
In August, Grand Baie enjoys a 63% chance of sunny weather, making it a delightful time for visitors seeking warm, sunlit days. This trend of generally favorable weather continues the upward trajectory seen in the months prior—July boasts a 66% likelihood, while June stands at 60%. Interestingly, this summer season begins to heat up again after the lower sunshine chances in April, which dips to 32%. As we move toward the end of the year, it’s worth noting that November sees the highest sun probability at 72%, suggesting that late winter and early spring in Grand Baie consistently offer ample opportunities for enjoying the outdoors in sunshine.
In August, Grand Baie, Mauritius, enjoys approximately 11 hours of daylight, a continuation of the balance seen in the preceding months of July and September. This slight dip from the long, sunlit days of earlier summer months suggests a gradual transition towards the cooler season. As the year progresses, daylight hours generally fluctuate, peaking at 13 hours in January and November, while dipping to their low of 10 hours in June. The consistency of 11 hours during both August and its neighboring months indicates a stabilizing rhythm in daylight, allowing residents and visitors alike to relish the perfect blend of sunny moments and evening tranquility that this beautiful coastal destination offers.
In August, Grand Baie, Mauritius experiences a refreshing average wind speed of 6.7 m/s (15 mph), offering a delightful breeze that is perfect for outdoor activities. As part of the island's wind pattern, August follows a notable increase seen in the preceding winter months, with wind speeds climbing from 8.7 m/s (19 mph) in July to a more gentle yet invigorating flow. This gradual decrease signals the transition into spring, where the winds mellow, paving the way for calmer days ahead. Overall, August stands as a sweet spot for both relaxation and adventure, embracing the dynamic beauty of Mauritius’s coastal charm.
Weather in Grand Baie varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Grand Baie, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather between August and January, we notice distinct differences in temperature and precipitation patterns. August typically experiences milder temperatures, with a minimum of 20°C (67°F) and an average around 22°C (72°F), while January is significantly warmer, with a minimum of 24°C (75°F) and an average of 27°C (80°F). Regarding rainfall, August sees much less precipitation at 23 mm (0.9 in) over about six days, compared to the much wetter January, which receives 162 mm (6.4 in) over 17 days. Additionally, humidity levels tend to be higher in January at 82%, compared to 74% in August. For more details on January weather, you can check Grand Baie weather in January.
In comparing the weather conditions of August and February, August tends to be milder with temperatures ranging from a minimum of 20°C (67°F) to a maximum of 25°C (78°F), accompanied by relatively low precipitation of 23 mm (0.9 in) over just 6 days. The humidity level is moderate at 74%. In contrast, February boasts warmer temperatures, with minimums around 24°C (76°F) and maximums reaching up to 29°C (85°F). However, February is considerably wetter, receiving 147 mm (5.8 in) of rain over approximately 20 days, and higher humidity at 86%. For more detailed information, you can check Grand Baie weather in February.
August and March exhibit notable differences in weather patterns. In August, temperatures are mild, ranging from a minimum of 20°C (67°F) to a maximum of 25°C (78°F), accompanied by relatively low humidity at 74% and only 23 mm of precipitation over 6 days. In contrast, March brings warmer conditions, with temperatures ranging from a minimum of 24°C (76°F) to a maximum of 30°C (86°F), along with significantly higher precipitation of 148 mm over 19 days, resulting in a humidity level of 82%. For more details on the weather in March, you can check this link: Grand Baie weather in March.
When comparing the weather in August and April, April tends to be warmer and wetter. In April, temperatures typically range from a minimum of 23°C (73°F) to a maximum of 30°C (85°F), with an average of 26°C (79°F). Conversely, August sees milder temperatures, with a minimum of 20°C (67°F), an average of 22°C (72°F), and a maximum of 25°C (78°F). Additionally, April experiences significantly more rainfall, totaling 97 mm (3.8 in) over 18 days, whereas August has only 23 mm (0.9 in) over just 6 days. Humidity is also higher in April at 83%, compared to 74% in August. For more details, you can visit Grand Baie weather in April.
When comparing the weather in May and August, it’s notable that May generally experiences warmer temperatures, with an average high of 28°C (82°F) compared to August's max of 25°C (78°F). Despite this, August has a slightly lower humidity level at 74%, while May's humidity reaches 80%. Precipitation is also more pronounced in May, with 54 mm (2.1 in) falling over 9 days, in contrast to August's 23 mm (0.9 in) over just 6 days. For more detailed information, you can check out Grand Baie weather in May.
In comparing the weather between August and June, we observe that both months have similar humidity levels at 74%. However, June tends to be slightly warmer, with average temperatures ranging from a minimum of 21°C (69°F) to a maximum of 26°C (79°F), whereas August shows a bit cooler range with a minimum of 20°C (67°F) and a maximum of 25°C (78°F). Additionally, June experiences higher precipitation, totaling 32 mm (1.3 in) over 7 days, compared to August's 23 mm (0.9 in) over 6 days. For more detailed insights into June's weather, you can visit Grand Baie weather in June.
August and July exhibit quite similar weather patterns, with both months experiencing minimum, average, and maximum temperatures ranging from 20°C (68°F) to 25°C (78°F). However, August sees slightly lower precipitation, measuring 23 mm over 6 days compared to July's 29 mm over 7 days. Humidity levels remain comparable, with August at 74% and July at 75%. For more detailed insights, you can check the Grand Baie weather in July.
August and September present a transition in weather patterns, with both months offering warm temperatures. In August, the average temperature hovers around 22°C (72°F), with a minimum of 20°C (67°F) and a maximum of 25°C (78°F). Precipitation totals 23 mm (0.9 in) over six days, and humidity levels sit at 74%. In contrast, September sees a slight increase in average temperature to 23°C (73°F), with the same maximum of 25°C (78°F) but a slightly lower minimum of 19°C (67°F). Additionally, September experiences less rainfall at 17 mm (0.7 in), occurring over only four days, while humidity rises slightly to 78%. For more detailed weather insights, check out Grand Baie weather in September.
In comparing the weather between August and October, we notice some subtle yet significant differences. August sees an average temperature of 22°C (72°F) with maximums reaching 25°C (78°F), while October is slightly warmer, averaging 24°C (75°F) and peaking at 26°C (79°F). Precipitation also increases from 23 mm (0.9 in) over 6 days in August to 27 mm (1.0 in) across 8 days in October, indicating a slightly wetter month. Additionally, humidity rises from 74% in August to 77% in October, contributing to a more muggy atmosphere as the year progresses. For more detailed insights, you can check Grand Baie weather in October.
In comparing the weather between August and November, both months exhibit warm temperatures, but November tends to be slightly warmer overall. August experiences a minimum of 20°C, an average of 22°C, and a maximum of 25°C, with moderate humidity at 74%. In contrast, November brings a minimum of 20°C as well, but with a higher average of 25°C and a maximum of 28°C. Additionally, November sees increased precipitation, with 33 mm over 10 days, compared to August’s 23 mm over just 6 days, resulting in a slightly higher humidity level of 78%. For a closer look at November’s weather specifics, visit Grand Baie weather in November.
In comparing the weather of August and December, December tends to be warmer overall, with average temperatures ranging from a minimum of 23°C (74°F) to a maximum of 29°C (85°F), compared to August's averages of 20°C (67°F) to 25°C (78°F). While precipitation is less in August at just 23 mm (0.9 in) over 6 days, December experiences significantly more rainfall, totaling 68 mm (2.7 in) across 16 days, contributing to higher humidity levels of 81% compared to August's 74%. This shift in weather patterns makes December feel more tropical and humid, which can enhance the lushness of the environment. For more details on December weather, you can check Grand Baie weather in December.
As August rolls in, Grand Baie experiences a delightful transition, featuring relatively mild temperatures and lower humidity compared to the peak summer months. Visitors can expect an average temperature of around 22°C (72°F), making it a comfortable time to explore the area's stunning beaches and vibrant culture. While brief rain showers may occur on a handful of days, the overall precipitation is modest, allowing for plenty of sunshine. This month stands out as an ideal time for those looking to avoid the summer crowds while still enjoying pleasant weather. To learn more about what to expect throughout the year, check out the detailed information on the area's climate at Grand Baie Climate.