Last updated: July 31, 2025
The climate of Macao is characterized by a humid subtropical atmosphere, producing hot summers and mild winters. August stands out with blistering temperatures reaching up to 36°C (97°F), while the winter months dip to a chilly 6°C (44°F) in February. The annual average temperature hovers around a comfortable 24°C (75°F). Macao experiences significant rainfall throughout the year, accumulating to 1810 mm (71.3 in) over approximately 121 days; notably, June to August are the wettest months, with June and July witnessing 24 days of rain each. Humidity is particularly high in August, averaging 88%, but it decreases to a more bearable 64% by November. This unique blend of temperature and precipitation shapes not only the region’s ecology but also the lifestyle of its residents and visitors alike.
Macao experiences a humid subtropical climate classified under the Köppen-Geiger system as Cwa. This means the region enjoys hot, humid summers and mild winters, with rainfall concentrated in the summer months. The average temperature in summer can soar above 30°C (86°F), creating a vibrant atmosphere filled with life and activities. Conversely, the winter months see cooler temperatures averaging around 10°C (50°F), providing a pleasant respite. With its distinct seasonal variations, Macao’s climate fosters an inviting environment for both residents and visitors year-round, making it an appealing destination for a variety of outdoor pursuits.
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In Macao, temperatures fluctuate significantly throughout the year, showcasing a distinct seasonal pattern. January and February greet visitors with mild temperatures, where average highs hover around a comfortable 25°C (77°F). As spring approaches in March and April, temperatures gradually rise, peaking during the day at 30°C (86°F) by April. This warm trend continues into late spring and early summer, with May reaching max temperatures of 33°C (92°F), paving the way for the hottest months of the year. July and August see temperatures soar to a sizzling 36°C (97°F), paired with high humidity, making the atmosphere quite steamy. As the year progresses into autumn, temperatures start to decline gradually, with October offering a pleasant 25°C (78°F) average, and the cooler months of November and December bringing back refreshing breezes, with lows cloaked in the chill of 9°C (48°F). Overall, Macao presents a charming climate that transitions from warm to comfortably cool, appealing to a variety of preferences throughout the year.
Macao experiences distinctly varied precipitation patterns throughout the year, with a noticeable rise in rainfall during the summer months. Starting with a modest 17 mm in January, rainfall gradually increases, peaking dramatically at 396 mm in August, making it the wettest month. This surge is accompanied by an increase in precipitation days, from just 2 days in January to a significant 26 days in August. As the year progresses into fall, rainfall starts to taper off, with 177 mm in October and a sharp decline to 26 mm in November. Overall, the pattern reveals a clear seasonal shift, with wet summers contrasting sharply against the drier winter months, highlighting Macao's unique climactic characteristics.
Macao experiences a notable shift in humidity throughout the year, marked by a clear trend towards higher levels during the summer months. Starting at a moderate 64% in January, humidity gradually increases, peaking at a steamy 88% in both July and August. As the cooler months approach, humidity dips back to 65% in October and falls further to 64% by November, before slightly rising to 69% in December. The spring and early summer months see a steady climb, with May hitting 79%, reflecting the region's transition to a more humid climate. Overall, residents and visitors alike should prepare for a muggy summer, contrasted with more comfortable, drier conditions during the winter months.
In Macao, the UV Index displays notable fluctuations throughout the year, highlighting a significant increase in exposure risk from winter to summer. Starting with a moderate index of 7 in January, the intensity swiftly escalates, peaking at an alarming 14 in May. From February onwards, the exposure category shifts from high to very high and ultimately reaches the extreme classification, sustained for six months from March to September. During this period, the recommended burn time narrows dramatically to just 10 minutes, underscoring the urgent need for sun protection. As autumn arrives, the intensity begins to wane, with values dropping to 9 in November and returning to a safer 7 in December. These trends emphasize the importance of adjusting sun safety measures seasonally to mitigate the health risks associated with high UV exposure.
UV Risk Categories
Macao enjoys a remarkable annual rhythm of sunshine, with January starting off at 210 hours and gradually increasing as the year unfolds. By March, the sun graces the region for 264 hours, paving the way for a sun-soaked May, where residents bask in 298 hours of golden light. The peak arrives in July with a dazzling 318 hours, making it the sunniest month of the year. As summer transitions to fall, the sunshine persists, although with a slight decline, showcasing 283 hours in August and 287 hours in September. While October brings a gentle dip to 276 hours, the year wraps up with a warm 260 hours in November and 261 hours in December. This vibrant pattern of sunshine not only brightens Macao's skyline but also enriches the city's charm throughout the seasons, inviting both residents and visitors to revel in its luminous atmosphere.
Macao's likelihood of sunny weather reveals intriguing seasonal patterns throughout the year. January kicks off with a promising 59% chance of sunshine, while February remains similarly bright at 57%. However, as spring approaches in March and April, the odds drop significantly to 38%, and further decline into May and June, where the sun shines less than a third of the time. The peak of summer sees July and August grappling with just 32% and 15% chances, respectively—perfect for those who prefer cooler indoor activities. Fortunately, September brings a resurgence, with a 44% likelihood of sun, and November closes the year on a high note at 63%, making it one of the most favorable months for sun-seekers. As winter rolls in, December offers a moderate 48%, suggesting that while Macao may experience some cloudy days, there are still plenty of sunny spells to enjoy throughout the year.
In Macao, daylight hours exhibit a notable rhythm throughout the year, beginning with a moderate 10 hours in January. As winter fades, the days gradually lengthen, reaching 12 hours by March and April, before peaking at 13 hours from May to July. This vibrant stretch of sunlight encourages outdoor exploration and enjoyment of Macao’s rich cultural attractions. However, as summer wanes, daylight dips back to 12 hours in August and continues its decline, settling at 10 hours by December. This cyclical pattern not only marks the passage of the seasons but also invites visitors to experience Macao’s unique ambiance under varying lengths of daylight.
The climate of Macao is characterized by its subtropical conditions, presenting a delightful array of temperatures and humidity levels throughout the year. Winter months from January to March are relatively mild, with average temperatures ranging from 17°C (63°F) to 21°C (70°F) and just a few precipitation days, making it an ideal time for visitors to explore the region with comfortable humidity levels around 64% to 73%. As spring transitions into summer, temperatures escalate markedly, peaking in July and August with daily highs soaring to 35°C (95°F) and 36°C (97°F). This seasonal shift also brings increased rainfall, particularly in the summer months, which see 24 to 26 days of precipitation, accompanied by high humidity levels reaching 88%. Autumn brings a respite with cooler temperatures and decreasing humidity, allowing for pleasant outdoor activities. Overall, Macao's climate shifts showcase a dynamic harmony between warmth and moisture, creating diverse experiences for both residents and visitors year-round.