Last updated: August 21, 2025
May weather in Dongguan, China presents a fascinating blend of warmth and humidity. With maximum temperatures soaring to 35°C (95°F) and an average resting comfortably at 18°C (64°F), the month invites a mix of sunshine and pleasant breezes. However, nights can be quite cool, occasionally dipping to a minimum of 2°C (35°F). Rainfall is moderate, with 35 mm (1.4 in) spread over about 4 days, making it crucial for residents and visitors alike to prepare for brief showers. The relative humidity stands at 49%, adding a slightly tropical feel to this vibrant city, perfect for exploring both its natural beauty and rich culture.
As May unfolds in Dongguan, China, the temperatures begin to warm significantly, marking a transition into the sultry days of summer. With a minimum of 2°C (35°F) and reaching an average of 18°C (64°F), this month is characterized by a noticeable increase from the preceding months. The highs can escalate to 35°C (95°F), creating a vibrant environment perfect for outdoor exploration and cultural experiences. This warmth signals the end of the chilly winds that marked early spring, as May bridges the gap to the hotter summer months that follow, with June not far behind showcasing similar maximum temperatures but even milder minimums. The increase in warmth invites both locals and visitors to revel in the abundance of outdoor activities that Dongguan has to offer.
In May, Dongguan experiences a notable uptick in precipitation, with 35 mm (1.4 in) of rain falling over approximately 4 days. This increase marks a transition into the wetter season, following April's 33 mm (1.3 in). As temperatures rise, the city's weather rhythms shift, signaling the start of a more dynamic climate pattern that will peak in the subsequent months. June follows with an even higher 42 mm (1.6 in), suggesting that the early summer months will see a consistent rise in moisture, setting the stage for the intense rainfall of July and August. Overall, May acts as a bridge, easing residents into the lush, tropical conditions that characterize Dongguan's late spring and early summer.
In Dongguan, China, the month of May marks a notable shift in humidity, averaging a comfortable 49%, the lowest point of the year. This drop follows an increase in April, where humidity peaked at 64%, hinting at the transition towards summer. As the year progresses, humidity levels begin to rise again, reaching 57% in June. The trend suggests that while May offers a brief reprieve, the warmer months will soon bring back the familiar humidity, characteristic of Dongguan's subtropical climate. This fluctuation illustrates the nature of the region's weather, providing both relief and anticipation as residents brace for the higher humidity levels that typically dominate the summer months.
As May unfolds in Dongguan, the UV Index reaches an intense 10, marking it as a month of very high exposure where the risk of harm from unprotected sun exposure is significant. With a burn time of just 15 minutes, this period urges residents and visitors alike to prioritize sun safety. Following the upward trend from April's UV Index of 9, May solidifies the increasing exposure, a pattern that continues into June and July, where conditions escalate to extreme levels. It's essential to stay vigilant this month, as the sun's strength is a stark reminder of the need for protective measures. For more information on the UV Index throughout the year, check out Dongguan UV Index.
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As spring transitions into summer in Dongguan, China, May stands out with an impressive 340 hours of sunshine, marking the month as the sunniest of the year. This surge in sunshine aligns with a broader trend of increasing daylight as the year progresses; the city sees a gradual rise from 271 hours in February to 303 hours in March and April, before reaching May's peak. Following this month, sunshine hours slightly taper off in June and August, yet remain robust, averaging around 330 hours. This delightful play of light throughout the year not only enchants residents but also sets a vibrant stage for outdoor activities and seasonal festivities.
In Dongguan, China, the likelihood of sunny weather in May stands at 60%, marking a slight improvement from the cooler months of April, which sees only 39% sunshine. This positive trend is notable as it aligns with the gradual transition from winter to the warmth of summer. With January peaking at 80% and February at 70%, the sunniest months seem to be behind as spring unfolds, but May still offers a respectable chance of clear skies. As we move into June, however, the forecast dips again to 47%, highlighting the variability of weather in this region and reminding residents to embrace the sun while it lasts. Overall, May represents a sweet spot in Dongguan’s climatic changes, combining the promise of sunshine with the emergence of vibrant spring life.
As the year unfolds in Dongguan, China, daylight duration experiences a vibrant transformation. Kicking off in January with just 9 hours of light, the days steadily lengthen, reaching 10 hours by February. The arrival of spring ushers in further brightness, with daylight peaking at an invigorating 14 hours from May through July. This summer glow marks the zenith of natural light, fostering an energetic atmosphere perfect for outdoor activities. As August rolls in, daylight begins its gradual descent, tapering off to 12 hours by September, and then down to 10 hours by November. The trend showcases a dynamic interplay between the seasons, where longer days in the warmer months contrast beautifully with the shorter, cozier days of winter, forming a rhythmic cycle that shapes daily life in this bustling city.
In May, Dongguan experiences a notable increase in wind speed, averaging 4.2 m/s (9 mph), marking it as one of the breeziest months of the year. The rise from the 3.4 m/s (8 mph) recorded in April sets a positive tone for outdoor activities as spring transitions into summer. This uptick contrasts sharply with the calmer winds of the preceding months, where speeds lingered around 3.0 m/s (7 mph). While June sees a drop back to 2.9 m/s (7 mph), May truly stands out as a period of refreshing breezes, inviting residents and visitors alike to enjoy the lush, vibrant landscapes under a gentle wind.
Weather in Dongguan varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Dongguan, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather conditions of May and January, the stark differences are immediately apparent. May boasts a much warmer climate, with average temperatures reaching 18°C (64°F) and highs of up to 35°C (95°F), accompanied by a modest 35 mm of precipitation over about four days. In contrast, January experiences frigid temperatures, averaging -7°C (20°F) and dipping as low as -25°C (-13°F), with minimal precipitation of just 3 mm across a single day. Additionally, January has higher humidity at 57%, compared to May's 49%. For more detailed insights, you can check out Dongguan weather in January.
May and February present stark contrasts in weather patterns. In May, temperatures soar from a chilly minimum of 2°C (35°F) to a warm maximum of 35°C (95°F), averaging around 18°C (64°F) and experiencing approximately 35 mm (1.4 in) of precipitation over about four days. The humidity during this month is relatively moderate at 49%. In contrast, February is characterized by much colder temperatures, with a minimum plummeting to -20°C (-4°F) and an average of -3°C (27°F). The maximum temperature hovers around 17°C (62°F), and precipitation is minimal, totaling just 6 mm (0.3 in) over one day. February's humidity is slightly higher at 56%. For more detailed information on February weather, you can check Dongguan weather in February.
May and March showcase contrasting weather patterns, reflecting the transition from early spring to late spring. In May, temperatures soar with a minimum of 2°C (35°F) and an average of 18°C (64°F), peaking at a warm 35°C (95°F). Conversely, March experiences much cooler temperatures, ranging from a minimum of -8°C (18°F) to a maximum of 25°C (77°F), with an average temperature of only 5°C (42°F). While May sees slightly more precipitation at 35 mm (1.4 in) over four days, March has less rain at 22 mm (0.8 in) but with a slightly higher humidity of 54%. For more details on March weather, visit Dongguan weather in March.
In comparing the weather between April and May, it's evident that May brings significantly warmer temperatures, with an average of 18°C (64°F) compared to April's 12°C (53°F). While both months experience similar levels of precipitation, with May at 35 mm (1.4 in) and April at 33 mm (1.3 in), May has one less rainy day, resulting in slightly more dry periods. Additionally, humidity decreases from April's 64% to May's 49%, contributing to more comfortable conditions in the latter month. For more detailed insights on April weather in Dongguan, you can check out Dongguan weather in April.
In May, temperatures begin to warm up with averages around 18°C (64°F) and can reach a maximum of 35°C (95°F), while experiencing minimal precipitation of 35 mm (1.4 in) over about 4 days. Humidity levels are relatively moderate at 49%. In contrast, June sees a noticeable increase in warmth, with average temperatures rising to 23°C (73°F) and nighttime lows at 9°C (48°F). Rainfall increases slightly to 42 mm (1.6 in) across 5 days, and humidity climbs to 57%, creating a more humid atmosphere. For more detailed information on June weather, visit Dongguan weather in June.
May and July present contrasting weather patterns. In May, temperatures range from a chilly 2°C (35°F) to a warm 35°C (95°F), with an average of 18°C (64°F). This month experiences relatively low precipitation, only 35 mm (1.4 in) over about four rainy days, and humidity stands at 49%. In contrast, July sees a significant rise in temperatures, with minimums of 12°C (54°F) and maximums reaching up to 36°C (96°F), averaging at 24°C (75°F). The rainfall dramatically increases to 112 mm (4.4 in) across 11 days, leading to higher humidity levels at 58%. For more detailed insights into the weather, check out Dongguan weather in July.
In May, temperatures range from a chilly minimum of 2°C (35°F) to a warm maximum of 35°C (95°F), with an average of 18°C (64°F). The month experiences minimal precipitation, totaling just 35 mm (1.4 in) over about 4 days, and has a relatively low humidity of 49%. In contrast, August sees milder temperatures, with a minimum of 10°C (50°F) and a maximum of 34°C (94°F), averaging at 22°C (71°F). This month is wetter, with a substantial 105 mm (4.2 in) of rainfall over approximately 10 days and a higher humidity level of 61%. For a deeper dive into August weather, check out Dongguan weather in August.
In May, temperatures range from a minimum of 2°C (35°F) to a maximum of 35°C (95°F), with an average of 18°C (64°F). This month experiences relatively low precipitation, totaling 35 mm (1.4 in) over just 4 days and a humidity level of 49%. In contrast, September sees slightly cooler temperatures, with lows of 3°C (38°F) and highs reaching 31°C (89°F), averaging around 17°C (63°F). The precipitation increases to 51 mm (2.0 in) over 7 days, accompanied by higher humidity at 57%. For more details, check out Dongguan weather in September.
May and October present contrasting weather conditions. In May, temperatures range from a cool 2°C (35°F) to a warm 35°C (95°F), with an average of 18°C (64°F). This month experiences relatively low precipitation at 35 mm (1.4 in) over about 4 days, accompanied by a moderate humidity level of 49%. In stark contrast, October features cooler temperatures, with a minimum of -6°C (22°F) and a maximum of 28°C (82°F), averaging 9°C (49°F). The month sees increased precipitation at 51 mm (2.0 in) over 6 days and higher humidity at 67%. For additional details on October weather, you can check out Dongguan weather in October.
May and November present stark contrasts in weather. In May, temperatures range from a cool 2°C (35°F) at night to a warm maximum of 35°C (95°F) during the day, with an average temperature of 18°C (64°F). The month sees relatively moderate precipitation at 35 mm (1.4 in) over 4 days, accompanied by a humidity level of 49%. In contrast, November experiences much colder conditions, with nighttime lows plummeting to -13°C (9°F) and a daytime high of 18°C (65°F), averaging around 2°C (35°F). Precipitation is less frequent, totaling just 15 mm (0.6 in) over 2 days, and humidity rises to 64%. For more insights on November weather, you can check out Dongguan weather in November.
May and December present stark contrasts in weather conditions. In May, temperatures vary significantly, ranging from a chilly 2°C (35°F) at night to a warm 35°C (95°F) during the day, with an average of 18°C (64°F). The month sees about 35 mm (1.4 in) of precipitation over approximately four days, accompanied by a moderate humidity level of 49%. In contrast, December experiences much colder temperatures, with lows plunging to -24°C (-11°F) and a maximum of just 8°C (46°F), averaging -7°C (20°F). Precipitation is minimal at only 3 mm (0.1 in) and occurs on about one day, while humidity rises to 66%. This highlights the drastic seasonal shift between the warmth of May and the frigid conditions of December. For more information about the winter months in Dongguan, visit Dongguan weather in December.
May in Dongguan showcases a dynamic shift in weather patterns, marked by warm temperatures and a notable uptick in humidity. As the city transitions into late spring, the average warmth invites more outdoor activities, setting it apart from the cooler, drier months preceding it. While rainfall does make an appearance with brief showers, these don't overshadow the overall warmth and vibrancy of the month. This blend of moderate humidity and pleasant warmth creates an inviting atmosphere that is perfect for both residents and visitors. For a detailed overview of the climate patterns, check out Dongguan Climate.