Last updated: August 21, 2025
In Xiamen, China, May brings a vibrant tapestry of weather characterized by a maximum temperature soaring to 36°C (97°F), alongside an average of 25°C (77°F) and a refreshing minimum of 14°C (57°F). Visitors and residents alike can expect frequent precipitation, with 139 mm (5.5 in) of rain falling over 16 days, resulting in a high humidity level of 85%. This month presents a warm yet moist atmosphere, making it essential for outdoor enthusiasts to stay prepared for the mixed conditions while enjoying the lush surroundings of this coastal city.
In May, Xiamen, China, experiences a significant leap in warmth, marking a transition into the summer months. The minimum temperature rises to a comfortable 14°C (57°F), while the average climbs to a balmy 25°C (77°F), and the maximum reaches an impressive 36°C (97°F), making it one of the hottest months of the year. This month showcases a palpable shift from the cooler spring days of April, where temperatures featured a gentle rise. The increasing warmth draws many locals and tourists to enjoy the vibrant coastal city, as the blend of sunshine and sea breezes creates an inviting atmosphere. As May progresses, the pleasant temperatures set the stage for outdoor adventures and cultural experiences, making it an ideal time to explore all that Xiamen has to offer.
In May, Xiamen experiences a significant uptick in precipitation, recording 139 mm (5.5 in) over 16 days, marking it as one of the wetter months of the year. This increase follows the trends established in April, which saw 94 mm (3.7 in). The rise heralds the onset of the rainy season, characterized by more frequent showers and a noticeable shift in the climate. As temperatures rise and humidity levels climb, May sets the stage for the even heavier rains of June, where precipitation peaks at a striking 243 mm (9.6 in). This pattern showcases a clear transition into the summer months, with rainfall becoming more consistent and abundant, impacting both the landscape and daily life in this coastal city.
In May, Xiamen, China, experiences a notable peak in humidity, reaching 85%, which reflects a trend of increasing moisture as the year progresses. Beginning the year at a steady 73% in January and February, humidity steadily climbs through the spring months, culminating in this mid-year high. As temperatures rise and rainy seasons approach, humidity levels are notably high, with only slight decreases in the following months of June and July, which maintain levels around 81% to 84%. This pattern underscores Xiamen's tropical climate, with soaring humidity levels intensifying the heat, creating a warm and humid atmosphere as summer sets in.
In May, Xiamen, China experiences an extreme UV Index of 12, meaning that sun exposure poses significant risks, with a burn time as brief as 10 minutes. This trend of high UV levels continues from the previous months, reaching a peak that remains consistent from April through June, indicating a powerful summer sun. As the year progresses, residents and visitors alike must remain vigilant, especially during these months, to protect their skin from harmful effects. With each passing month leading up to May, the UV Index escalates from a high of 7 in January to the extreme levels seen now. For more details on the UV Index throughout the year, visit Xiamen UV Index.
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May shines brightly in Xiamen, China, with 297 hours of sunshine that outshine the preceding months. This springtime month marks a peak in daylight hours, showcasing a steady increase from 213 hours in January to the delightful warmth of May. Following April's 281 hours, the blossoming days hint at summer's approach, as June begins to settle back into 261 hours. The trend of increasing sunshine hours from winter into summer reflects the city's vibrant energy. As residents bask in this sunny oasis, the allure of Xiamen becomes an inspiring backdrop for outdoor adventures and cultural experiences, making May an ideal time to explore.
As you plan your visit to Xiamen, China, it's essential to understand the likelihood of sunny weather in May. Unfortunately, May marks a notable dip in sunshine, with only a 21% chance of clear skies, signaling a shift from the more promising months earlier in the year. While January still boasts a sunny 74% likelihood, the chances steadily decline as spring transitions into summer, culminating in a rather gloomy June with just a 7% chance of sunshine. This trend suggests that if you desire bright days, you might want to consider visiting earlier in the year, as May is statistically among the cloudiest months in Xiamen.
In Xiamen, China, the daylight duration reveals a clear trend of increasing brightness as the year progresses, peaking in May. Starting with 10 hours in January, there is a steady increase, reaching 11 hours in February and further climbing to 12 hours by March and April. This upward trajectory culminates in May, when daylight extends to an invigorating 13 hours, providing ample sunlight for outdoor activities and celebrations. Following this peak, daylight begins to wane slightly, with 13 hours persisting into June and July before gently tapering off to 12 hours in August. The trend continues to decline into autumn, with 11 hours by October and reverting to 10 hours in the final months of the year. This seasonal rhythm not only marks the transition from winter through vibrant spring and summer but also sets the stage for the quieter months ahead.
In Xiamen, China, May brings a gentle shift in the wind, with an average speed of 2.8 m/s (6 mph). This marks a slight decline from the breezier spring months, where January through April feature more robust winds, averaging between 3.0 and 3.6 m/s. The trend continues into June and July, as the winds remain mellow, often inviting peaceful moments by the waterfront. Interestingly, after the serene summer days, the winds pick up again in October, hinting at a seasonal shift. Overall, May encapsulates a transitional phase—nestled comfortably between spring's lively gusts and the calmer summer breezes, making it an ideal time to enjoy Xiamen's charming coastal views.
Weather in Xiamen varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Xiamen, focusing on differences in temperature, rainfall, humidity, and UV levels.
May and January present contrasting weather conditions. In May, temperatures range from a minimum of 14°C (57°F) to a scorching maximum of 36°C (97°F), with an average of 25°C (77°F). This month sees considerable rainfall, totaling 139 mm (5.5 in) over about 16 days, alongside high humidity levels of 85%. In stark contrast, January experiences much cooler temperatures, with a minimum of 2°C (37°F) and a maximum of 26°C (80°F), averaging around 14°C (58°F). The precipitation in January is significantly lower, at just 35 mm (1.4 in) over approximately 4 days, and the humidity is also lower at 73%. For more detailed information, you can check Xiamen weather in January.
In comparing the weather between February and May, notable differences emerge. February experiences cooler temperatures, with averages around 15°C (58°F), peaking at 27°C (81°F), while May boasts much warmer conditions, averaging 25°C (77°F) and reaching highs of 36°C (97°F). Precipitation also varies significantly; May sees 139 mm (5.5 in) over 16 days, leading to a more humid atmosphere at 85%, in contrast to February's lighter rainfall of 47 mm (1.9 in) across just 6 days and a humidity level of 73%. For more detailed insights into February's weather, you can check Xiamen weather in February.
When comparing the weather in May and March, a clear contrast emerges. May tends to be significantly warmer, with temperatures ranging from a minimum of 14°C (57°F) to a maximum of 36°C (97°F), compared to March's range of 7°C (45°F) to 29°C (85°F). Additionally, May experiences higher average temperatures, peaking at about 25°C (77°F) compared to March's 18°C (64°F). While both months receive a fair amount of precipitation, May has more rainfall at 139 mm (5.5 in) over 16 days, versus March's 90 mm (3.5 in) over 11 days. Humidity also remains high in both months, with May slightly higher at 85% compared to March's 80%. For more detailed information, check out this link: Xiamen weather in March.
In comparing the weather between April and May, it's evident that May is significantly warmer, with average temperatures rising from 21°C (70°F) in April to 25°C (77°F). While April experiences a cooler minimum temperature of 9°C (49°F), May starts at a higher minimum of 14°C (57°F) and reaches a maximum of 36°C (97°F). Additionally, May sees more precipitation, totaling 139 mm (5.5 in) over 16 days, compared to April's 94 mm (3.7 in) across just 9 days. Humidity also increases slightly from 81% in April to 85% in May, contributing to a more humid climate as the spring progresses. For more detailed information, you can check the Xiamen weather in April.
May and June present a notable shift in weather patterns. In May, temperatures range from a minimum of 14°C (57°F) to a maximum of 36°C (97°F), with an average of 25°C (77°F). The month experiences significant rainfall, totaling 139 mm (5.5 inches) over 16 days and a high humidity level of 85%. In contrast, June sees warmer conditions with a minimum temperature of 21°C (70°F), an average of 27°C (81°F), and a maximum of 35°C (95°F). However, June is also wetter, with precipitation reaching 243 mm (9.6 inches) across 19 days, albeit with slightly lower humidity at 81%. For more detailed information, you can explore Xiamen weather in June.
May and July present distinct weather patterns. In May, temperatures range from a minimum of 14°C to a maximum of 36°C, with an average of 25°C, and the month sees significant rainfall totaling 139 mm over 16 days. The humidity is quite high at 85%. In contrast, July experiences warmer temperatures, with a minimum of 25°C and a slightly higher average of 29°C, while still peaking at 36°C. Precipitation in July is slightly lower at 130 mm but occurs over 17 days, with humidity remaining relatively steady at 84%. For more detailed information, refer to Xiamen weather in July.
May and August in Xiamen present notable differences in weather patterns. In May, temperatures range from a minimum of 14°C (57°F) to a maximum of 36°C (97°F), with an average of 25°C (77°F). The month experiences significant precipitation, totaling 139 mm (5.5 in) over 16 days, and humidity levels are quite high at 85%. In contrast, August sees warmer temperatures, with a minimum of 25°C (76°F) and an average of 29°C (84°F), while still reaching up to 36°C (96°F). Precipitation increases to 253 mm (9.9 in) over 21 days, with humidity slightly lower at 82%. For more details on the climate during this month, check out Xiamen weather in August.
May and September exhibit notable differences in weather patterns. May experiences a wider range of temperatures, with minimums around 14°C (57°F) and a significant average of 25°C (77°F), while September starts off warmer with minimums of 20°C (68°F) and an average of 28°C (82°F). Both months can reach a maximum of 36°C (97°F), but May is marked by heavier precipitation, receiving 139 mm (5.5 in) over about 16 days, compared to September's 93 mm (3.7 in) over 13 days. Additionally, May's humidity levels are higher at 85%, contrasting with September's more comfortable 70%. For more details about September weather, visit Xiamen weather in September.
In comparing the weather of May and October, both months exhibit similar average temperatures, hovering around 25°C (77°F). However, May is marked by significantly higher temperature extremes, reaching up to 36°C (97°F) compared to October’s maximum of 34°C (94°F). Additionally, May experiences a substantial amount of rainfall, with 139 mm (5.5 in) over 16 days, whereas October sees a much drier climate with only 27 mm (1.1 in) of precipitation across just 4 days. The humidity levels are also notably different, with May being much more humid at 85%, while October is relatively comfortable at 73%. For a detailed look at October's weather patterns, you can visit Xiamen weather in October.
May and November showcase contrasting weather patterns. In May, temperatures can reach a high of 36°C (97°F) with an average of 25°C (77°F) and a minimum of 14°C (57°F). This month is characterized by substantial precipitation, totaling 139 mm (5.5 in) over about 16 days, paired with high humidity levels of 85%. Conversely, November offers milder conditions, with temperatures ranging from a minimum of 12°C (54°F) to a maximum of 31°C (87°F), averaging 21°C (69°F). Rainfall is significantly less, totaling just 37 mm (1.4 in) over only 5 days, and humidity dips to 77%. For more detailed insights, you can check Xiamen weather in November.
In May, the weather presents a warm and humid atmosphere, with temperatures ranging from a minimum of 14°C (57°F) to a maximum of 36°C (97°F) and an average of 25°C (77°F). This month also experiences significant rainfall, totaling 139 mm (5.5 in) over about 16 days, making it one of the wetter months. In contrast, December offers much cooler conditions, with temperatures dropping to a minimum of 6°C (43°F) and peaking at 28°C (83°F), averaging around 16°C (62°F). Rainfall in December is considerably less, with only 35 mm (1.4 in) over just 3 days, and the humidity, while lower than May's, remains relatively high at 79%. For more detailed information, check out Xiamen weather in December.
As May unfolds in Xiamen, the weather transitions into a vibrant tapestry of warmth and moisture, distinguishing it from the cooler months that precede it. With average temperatures rising significantly and frequent rain showers, this month marks the onset of the summer season. The high humidity levels create a humid atmosphere, often making it feel hotter than it is. Though the likelihood of rain persists, the lush environment transforms the city into a paradise, ideal for exploring its rich cultural offerings. For a deeper understanding of the city’s diverse climate throughout the year, check out Xiamen Climate.