Last updated: August 21, 2025
In Guangzhou, China, May ushers in vibrant warmth with maximum temperatures reaching 33°C (91°F), while the average settles at a comfortable 19°C (67°F). Though the month presents a pleasant ambiance, it brings along an abundance of rain, totaling 267 mm (10.5 in) across 21 days—making it one of the wetter months of the year. The city experiences high humidity levels at 86%, creating a lush and tropical environment. This combination of warmth and moisture contributes to the region's rich flora and vibrant landscapes, inviting visitors to embrace the beauty and dynamism of Guangzhou in May.
In May, Guangzhou begins to embrace the warmth of late spring, with temperatures ranging from a minimum of 10°C (50°F) to a maximum of 33°C (91°F). The average temperature settles comfortably at 19°C (67°F), signaling a transition from the cooler months. Compared to the preceding months, May marks a significant increase, as the city shakes off the chill of winter and early spring. This trend of rising temperatures not only invites locals and tourists alike to enjoy outdoor activities but also foreshadows the impending heat waves of summer. As Guangzhou's landscape blooms, the warmth of May enhances the vibrant atmosphere, making it an ideal time to explore the city's rich culture and stunning sights.
In May, Guangzhou experiences a notable surge in precipitation, with an impressive 267 mm (10.5 in) of rainfall, making it one of the wettest months of the year. This significant increase from April's 160 mm (6.3 in) is complemented by 21 rainy days, underscoring the city's transition into its more humid summer season. As temperatures rise, the rainy weather not only revitalizes the lush landscapes but also sets the stage for the peak precipitation months ahead. Following May, June maintains similar rainfall levels, showcasing a persistent pattern of substantial monsoonal activity that characterizes Guangzhou's climate during this period.
May marks a notable shift in Guangzhou's humidity landscape, with levels reaching 86%, consistently among the highest of the year alongside June and July. This gradual rise from 67% in January to May's peak reflects the city's transition into the sultry summer months, where moisture-laden air dominates. Interestingly, the humidity earlier in the year, particularly in March at 84%, sets the stage for the increasingly muggy conditions. As the year progresses, we see a trend of high humidity persisting through summer before tapering off in the fall, exemplifying Guangzhou's characteristic tropical climate. With May's sweltering embrace, residents and visitors alike brace for the heat and humidity that define this vibrant city.
In May, Guangzhou, China experiences a significant surge in UV radiation, with an extreme UV Index of 12 and a minimal burn time of just 10 minutes. This month marks the peak of intensity, continuing from the heightened levels observed in April, which also had an UV Index of 11. As summer approaches, the trend indicates consistently high UV levels persisting through June, July, and August, when the index even reaches a peak of 13 in July. Residents and visitors alike should be particularly vigilant this time of year, ensuring they take appropriate precautions against the sun’s harmful rays. For more detailed insights on UV exposure throughout the year, check out the Guanzhou UV Index.
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As May unfolds in Guangzhou, the city basks in an impressive 235 hours of sunshine, representing a vibrant peak in daylight that sets the stage for outdoor adventures and cultural festivities. This sun-soaked month follows a steady increase from 102 hours in January, gradually climbing to 174 hours by April. The trend continues as the city transitions into summer, reaching equal sunshine hours in June. Notably, July and August shine the brightest, showcasing 292 hours and 302 hours respectively, before the sunshine begins to taper off in September. As fall approaches, the hours drop, yet the journey from 141 hours in December back to May's brightness illustrates a captivating cycle of light in this bustling metropolitan hub.
In Guangzhou, China, May offers a moderate 16% chance of sunny weather, positioning it among the less favorable months for sun-seekers. The trend clearly shows a significant dip in sunshine as the year progresses from the more promising early months, such as January's 36%, to the sun-starved days of April with only 8%. While the summer months of July and August slightly bounce back with 23% and 24% respectively, May remains a transition period marked by unpredictable weather. Hence, while there is a chance of enjoying some sun, visitors should be prepared for the possibility of overcast skies as nature weaves its annual tapestry.
In Guangzhou, China, the daylight duration exhibits a gradual and uplifting trend as the year progresses from winter to summer. Starting with a modest 10 hours in January, there is a steady increase, reaching 12 hours by April. The month of May is a highlight, as daylight peaks at 13 hours, which continues through the summer months of June, July, and August, offering ample time for outdoor activities and exploration. As autumn arrives, daylight gently tapers off, dropping back to 12 hours in September and inching down to 10 hours by December. This pattern showcases the vibrant shift from shorter, cooler days to longer, sun-filled ones, encapsulating the essence of the changing seasons in this bustling city.
In Guanzhou, China, the winds of May whisper softly, averaging a gentle 1.4 m/s (3 mph). Though this is slightly lower than the preceding month of April, which sees a slight uptick to 1.6 m/s (4 mph), the overall trend reveals a steady breeze throughout the spring months. The wind speed remains relatively calm in early spring, with a consistent 1.5 m/s (3 mph) from January to March. As summer approaches, the winds pick up momentum, reaching 1.8 m/s (4 mph) by July, reflecting the dynamic transition between seasons. This gentle variation in wind patterns not only plays a role in shaping Guanzhou's climate but also enhances its inviting ambiance, perfect for leisurely strolls along the waterfront.
Weather in Guanzhou varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Guanzhou, focusing on differences in temperature, rainfall, humidity, and UV levels.
May and January offer strikingly different weather conditions. In May, temperatures range from a mild 10°C (50°F) at night to a warm 33°C (91°F) during the day, with an average of 19°C (67°F). This month experiences significant rainfall, with 267 mm (10.5 in) of precipitation over 21 days, accompanied by high humidity levels of 86%. In contrast, January is much colder, with temperatures dropping to a minimum of -5°C (22°F) and averaging only 4°C (40°F), peaking at 16°C (61°F). Precipitation is lower at 92 mm (3.6 in) and occurs over 13 days, along with a relatively lower humidity of 67%. For more details on the winter conditions, you can check Guanzhou weather in January.
In comparing the weather of May and February, it is evident that May experiences significantly warmer temperatures, with averages reaching up to 19°C (67°F) and maximums of 33°C (91°F), while February has lower averages of 6°C (43°F) and maximums of 24°C (75°F). Additionally, May sees a considerable amount of precipitation at 267 mm (10.5 in) over 21 days, compared to February's 96 mm (3.8 in) over 17 days. The humidity is also higher in May at 86%, whereas February has a more comfortable humidity level of 73%. For more detailed information, refer to Guanzhou weather in February.
In comparison to March, May typically offers warmer temperatures, with the average reaching 19°C (67°F) as opposed to March's 11°C (53°F). While March experiences a minimum of 2°C (36°F) and a maximum of 29°C (84°F), May's temperatures range from a low of 10°C (50°F) to a high of 33°C (91°F). Precipitation in May is notably higher at 267 mm (10.5 in) across 21 days, compared to March's 156 mm (6.2 in) over 22 days. Humidity levels remain fairly consistent, with May at 86% and March at 84%. For more detailed information, you can visit Guanzhou weather in March.
In comparing the weather of April and May, May tends to be warmer and more humid. The minimum temperature in May is 10°C (50°F), compared to April's lower minimum of 7°C (45°F), while the average temperature rises to 19°C (67°F) in May from April's 15°C (60°F). Additionally, May experiences a higher maximum temperature of 33°C (91°F), surpassing April's maximum of 30°C (87°F). However, May also brings more precipitation, with 267 mm (10.5 in) of rain over 21 days, compared to April's 160 mm (6.3 in) over 20 days. The humidity also increases slightly in May to 86% compared to April's 82%. For more detailed insights, you can check Guanzhou weather in April.
May and June display some similarities while also showcasing distinct differences in weather patterns. In May, temperatures range from a minimum of 10°C (50°F) to a maximum of 33°C (91°F), with an average of 19°C (67°F). This month is characterized by significant rainfall, totaling 267 mm (10.5 in) over 21 days, combined with high humidity levels of 86%. In contrast, June sees warmer temperatures overall, with a minimum of 15°C (59°F), an average of 23°C (74°F), and a maximum of 32°C (90°F). Precipitation levels are slightly lower at 260 mm (10.2 in) over the same number of days, while humidity remains consistent at 86%. For more details on what to expect, you can check out Guanzhou weather in June.
May and July weather exhibit distinct characteristics in terms of temperature and precipitation patterns. In May, temperatures range from a cooler minimum of 10°C (50°F) to an average of 19°C (67°F), with a maximum reaching up to 33°C (91°F). This month also sees substantial rainfall, with 267 mm (10.5 in) of precipitation occurring over 21 days, contributing to a high humidity level of 86%. In contrast, July offers warmer conditions, with a minimum temperature of 18°C (65°F) and an average of 26°C (78°F), peaking at a maximum of 35°C (96°F). Although July experiences slightly less rainfall at 202 mm (7.9 in) spread over 19 days, humidity remains high at 88%. For more specific details on weather patterns, you can visit Guanzhou weather in July.
May and August present distinct weather patterns, with May experiencing a wider temperature range and higher precipitation. In May, temperatures vary from a cool 10°C (50°F) to a maximum of 33°C (91°F), with an average of 19°C (67°F). The month sees significant rainfall, totaling 267 mm (10.5 in) across 21 days, contributing to a high humidity level of 86%. In contrast, August is warmer and drier, with minimum temperatures starting at 17°C (62°F) and peaking at 36°C (97°F), averaging 26°C (79°F). Precipitation in August is lower, at 148 mm (5.8 in) over 17 days, resulting in slightly reduced humidity at 85%. For more detailed insights, visit Guanzhou weather in August.
May and September offer contrasting yet comparable weather experiences. In May, temperatures range from a minimum of 10°C (50°F) to a maximum of 33°C (91°F), with an average of 19°C (67°F). The month is characterized by significant rainfall, totaling 267 mm (10.5 in) over 21 days, coupled with high humidity levels at 86%. In contrast, September sees slightly milder minimum temperatures at 13°C (56°F) and a higher average of 22°C (71°F), while still reaching maximums of 33°C (92°F). Precipitation drops to 220 mm (8.7 in) over 18 days, and humidity decreases to 71%. For a detailed look at September's weather, you can refer to Guanzhou weather in September.
May and October present contrasting yet captivating weather patterns. In May, temperatures can reach a maximum of 33°C (91°F), with an average of 19°C (67°F), making it considerably warmer. The month is also marked by high humidity at 86% and significant rainfall, totaling 267 mm spread across 21 days. In contrast, October sees a drop in temperatures, with a milder maximum of 32°C (90°F) and an average temperature of 16°C (60°F). The precipitation is notably less at 142 mm over 17 days, and humidity decreases to 74%. For more details on the weather specifics, you can check Guanzhou weather in October.
In May, temperatures range significantly, with a minimum of 10°C (50°F) and a maximum of 33°C (91°F), leading to an average of around 19°C (67°F). This month is characterized by high humidity at 86% and substantial rainfall, totaling 267 mm (10.5 in) across 21 days, creating a lush atmosphere. In contrast, November experiences much cooler temperatures, with nighttime lows dropping to 2°C (36°F) and daytime highs peaking at 24°C (76°F), resulting in a much lower average of 11°C (52°F). Rainfall in November is also reduced to 108 mm (4.2 in) over 14 days, with humidity slightly less at 85%. For more detailed information, you can refer to Guanzhou weather in November.
May and December present contrasting weather conditions. In May, temperatures range from a minimum of 10°C (50°F) to a maximum of 33°C (91°F), with an average of 19°C (67°F). This month is characterized by high humidity at 86%, along with significant rainfall totaling 267 mm (10.5 in) over 21 days. In stark contrast, December features much colder temperatures, with a minimum of -5°C (23°F), an average of 6°C (43°F), and a maximum of 18°C (65°F). Precipitation is considerably less in December, totaling 67 mm (2.7 in) over just 13 days, accompanied by lower humidity at 75%. For more details on December weather specifics, please visit Guanzhou weather in December.
As May rolls into Guanzhou, the weather transforms into a vibrant tapestry of warmth and humidity. With temperatures hovering around a pleasant 19°C, peaking at a steamy 33°C, this month sees a significant rise in warmth compared to the cooler months preceding it. However, May also brings increased rainfall, with a notable 267 mm falling over approximately 21 days, setting the stage for lush greenery. The humidity, at a high 86%, can make the air feel thick, contrasting sharply against the relatively dry conditions of the winter months. Whether you're planning outdoor activities or just enjoying the refreshing rain, May is undeniably a lively time in Guanzhou. For a deeper dive into the area's overall weather patterns, check out Guanzhou Climate.