May Weather in Foshan, China

Last updated: August 21, 2025

May in Foshan, China brings a temperate climate characterized by maximum temperatures reaching 18°C (65°F) and average lows of 6°C (44°F), dipping occasionally to a chilly -6°C (21°F). With 103 mm (4.0 in) of rainfall spread across 21 days, the month is marked by significant precipitation, contributing to the 90% humidity that envelops the city. This blend of cool temperatures and frequent showers sets a damp but refreshing tone for early summer, making it a month of both challenges and beauty in Foshan's evolving landscape.

May Temperature in Foshan

In Foshan, China, May marks a welcome transition into milder temperatures as spring takes hold. The month typically sees a minimum of -6°C (21°F) and an average temperature of 6°C (44°F), culminating in a pleasant maximum of 18°C (65°F). This represents a steady warming trend compared to the preceding months, where winter's chill still lingers. With temperatures steadily increasing from the biting cold of earlier months, May offers a refreshing reprieve, paving the way for the warmer summer ahead. As the days lengthen, Foshan embraces a comfortable climate perfect for outdoor activities and enjoying the blooming landscapes.

May Weather in Foshan: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Foshan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Foshan, May typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec121725344352545451432918
Data source: Temperature data for Foshan generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in Foshan

In Foshan, China, May marks a significant shift in precipitation patterns, where rainfall peaks at 103 mm (4.0 in) over 21 days. This surge represents a notable increase compared to the preceding months, positioning May as a pivotal month within the rainy season. With the arrival of warmer temperatures, the rainfall begins to intensify, setting the stage for the subsequent summer months. Following May, June and July continue this trend, with even higher precipitation amounts, making the rainy season both a time of lush landscapes and occasional disruptions. This pattern highlights May as a transitional month that bridges the mild spring rains with the heavier downpours of summer, ultimately fostering the region's thriving ecosystems.

May Precipitation Trends in Foshan

The chart displays monthly precipitation patterns in Foshan, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Foshan, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec5063644910396204185107604040
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Foshan

In Foshan, China, the month of May sees a significant shift in humidity, with levels reaching 90%, which is consistent with the high humidity that typically characterizes the region during the warmer months. Following a gradual decrease from January's peak of 89%, April offers a slight respite with 79% humidity. However, May marks a return to the soggy atmosphere preceding the summer months. As we transition into June, humidity levels remain stable at 90%, reflecting a larger trend where the humidity hovers consistently around 90% from late spring through early autumn. This pattern indicates that residents and visitors in Foshan should prepare for a sticky and humid environment leading into the summer.

May Average Humidity in Foshan

This chart illustrates the average monthly humidity levels in Foshan, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Foshan is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%93%82%79%90%90%91%91%91%90%89%88%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Foshan

In Foshan, China, May ushers in a reliably extreme UV Index of 16, mirroring the levels seen in April and the subsequent months of June and July. With a burn time of just 10 minutes, it's critical to take precautions as the sun's rays intensify, posing significant skin damage risk. This trend of escalating UV levels from the earlier months—where February peaked at 11 and steadily climbed—highlights the growing need for protective measures against harmful solar radiation. As temperatures rise and days lengthen, staying informed is essential for maintaining skin health. For more detailed insights, check out the Foshan UV Index.

Maximum UV Index Levels in Foshan for May

The chart shows the monthly maximum UV Index (UVI) for Foshan in May, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In May, the maximum UV index in Foshan typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec811131616161615151297
Data source: Foshan May UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

May Sunshine in Foshan

In Foshan, China, May shines brightly with 321 hours of sunlight, contributing to a delightful spring filled with warmth and vibrancy. Notably, this month holds steady just below the peak sunshine of March, which boasts the highest at 332 hours. As spring transitions to summer, the hours gradually increase, evident from the consistent sunshine from January's 237 hours to June's 328 hours. May's sunshine, along with the preceding April’s 325 hours, illustrates a splendid lead-in to the summer months, encouraging outdoor activities and social gatherings as the city basks in abundant light. With such a robust display of sunny days, May emerges as a cherished chapter in Foshan's climatic tale.

Monthly Sunshine Duration in Foshan: May Highlighted

The May sunshine duration represents the total number of hours Foshan experiences direct sunlight during the month of May, excluding cloudy or obstructed periods. This chart compares the sunshine duration of May with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec237h288h332h325h321h328h288h306h292h297h293h297h
Data source: Foshan May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Foshan During May

In Foshan, China, the likelihood of sunny weather in May drops significantly to just 19%, marking a notable decline from the sunnier months earlier in the year. This decrease continues a trend observed from April, which enjoys a slightly higher chance of sunshine at 33%. Interestingly, this sunny streak begins to dwindle as summer approaches, with June and July falling to only 12% and 11% respectively. Therefore, if you're planning a visit in May, it might be wise to prepare for occasional clouds, as this month begins to herald the transition into the wetter season ahead.

Percentage of Sunny Days in May in Foshan

The chart illustrates the percentage of sunny days in Foshan throughout the year, with May highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Foshan experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec41%47%35%33%19%12%11%9%25%38%44%33%
Data source: Foshan May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Foshan in May

As spring unfolds in Foshan, China, the length of daylight steadily increases, reaching an impressive 13 hours by May. This upward trend begins in January with a modest 10 hours, gradually expanding to 12 hours in April as the warmth of the season gains momentum. May marks a notable peak in daylight duration, perfectly complementing the vibrant transition into summer. The daylight remains consistent through the summer months of June, July, and August, offering residents ample time to bask in the sun’s glow. Following this sun-kissed stretch, daylight gradually recedes, settling back to 12 hours in September and tapering off to 10 hours by the end of the year, signaling the cyclical rhythm of seasons in Foshan.

Average Daylight Hours in Foshan for May

The chart illustrates the variation in daylight duration in Foshan throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 31m11h 9m11h 59m12h 51m13h 34m13h 55m13h 44m13h 7m12h 18m11h 26m10h 42m10h 19m
Data source: Foshan daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Foshan

In Foshan, China, the winds of May arrive with a gentle embrace, featuring an average speed of 1.8 m/s (4 mph). This reflects a slight uptick from the preceding months, showcasing May as a transitional period where breezes become a bit more lively compared to the calmer January and February. As spring gives way to early summer, the winds hold steady through March and April before peaking in May, indicating a consistent and pleasant airflow that sets the tone for the warmer months ahead. Following May, the winds slightly decrease in June and July, hinting at a potential lull before the autumn refreshes the atmosphere again. Overall, May stands out as a time of delightful breezes, perfect for outdoor activities and enjoying the vibrant scenery of Foshan.

Average May Wind Speed in Foshan

The chart displays monthly wind speed patterns in Foshan, with values for each month shown alongside May's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how May's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec1.51.41.81.71.8 m/s1.51.21.41.41.61.61.4
Data source: Foshan May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Foshan Compares to Other Months

Weather in Foshan varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Foshan, focusing on differences in temperature, rainfall, humidity, and UV levels.

May and January present stark contrasts in weather conditions. In May, temperatures range from a chilly -6°C (21°F) at their lowest to a pleasant 18°C (65°F) at their peak, with an average temperature of 6°C (44°F). The month sees considerable precipitation, totaling 103 mm (4.0 in) over about 21 days, accompanied by high humidity levels around 90%. In contrast, January experiences much harsher conditions, with minimum temperatures plunging to -29°C (-20°F) and an average temperature of -11°C (12°F) that only rises to a maximum of 2°C (37°F). This winter month also has less rainfall, registering 49 mm (1.9 in) across just 11 days, alongside slightly lower humidity at 89%. For more specifics, check out the detailed information about Foshan weather in January.

May generally presents a more temperate climate compared to the frigid conditions of February. While February experiences bitterly cold temperatures with an average of -8°C (18°F) and biting winds, May sees a significant warm-up, with average highs reaching 18°C (65°F). Additionally, May has higher precipitation levels at 103 mm (4.0 in) over 21 days, compared to February's 63 mm (2.5 in) over 13 days, contributing to a more humid atmosphere in May at 90%. In contrast, February's humidity is slightly higher at 93%, but the overall weather feels much harsher due to the low temperatures. For more details, check out Foshan weather in February.

In comparing the weather of May and March, notable differences emerge. May experiences milder temperatures, ranging from a minimum of -6°C (21°F) to a maximum of 18°C (65°F), while March is significantly colder, with temperatures dipping as low as -23°C (-8°F) and averaging only -4°C (26°F). Precipitation is more frequent in May, with 103 mm (4.0 in) recorded over 21 days, compared to March's 64 mm (2.5 in) over 16 days. Additionally, May tends to have higher humidity levels at 90%, compared to March’s 82%. For a more detailed outlook, you can check Foshan weather in March.

In comparing the weather of April and May, it’s clear that May experiences a significant rise in temperatures, with averages reaching 6°C (44°F) compared to April’s average of just 1°C (34°F). While April still has chilly mornings with a minimum temperature of -10°C (15°F), May's temperatures are milder with a minimum of -6°C (21°F) and a comfortable maximum of 18°C (65°F). Additionally, May is notably wetter, receiving 103 mm (4.0 in) of precipitation over 21 days, compared to April’s 49 mm (1.9 in) across 14 days. This increase in precipitation also contributes to a higher humidity level of 90% in May, versus 79% in April. For more details on the conditions in April, you can visit Foshan weather in April.

In comparing the weather between May and June, June generally offers milder temperatures, with averages rising from 6°C (44°F) in May to 11°C (52°F) in June. While both months share a similar high humidity level of 90%, June tends to have slightly less precipitation, dropping from 103 mm (4.0 in) over 21 days in May to 96 mm (3.8 in) over 24 days in June. This shift indicates that although June sees an increase in the number of rainy days, the overall precipitation is lower, suggesting a transition toward warmer, more temperate weather. For those interested in specific weather trends, you can check out Foshan weather in June.

In comparing the weather between May and July, we notice significant differences in temperature and precipitation. May experiences a more variable temperature range, with a minimum of -6°C (21°F) and a maximum of 18°C (65°F), resulting in an average temperature of 6°C (44°F). In contrast, July has a milder temperature profile, with a minimum of 6°C (43°F) and a maximum of 22°C (71°F), yielding an average of 12°C (54°F). Furthermore, July sees increased rainfall, with a total of 204 mm (8.0 in) spread over 30 days, compared to May’s 103 mm (4.0 in) over 21 days. Humidity levels remain relatively high in both months, with May at 90% and July at 91%. For an in-depth look at July weather specifics, you can check Foshan weather in July.

In May, temperatures range from a chilly -6°C (21°F) at night to a pleasant maximum of 18°C (65°F) during the day, with an average temperature of around 6°C (44°F). The month experiences substantial precipitation, totaling 103 mm (4.0 in) over 21 days, and the humidity remains high at 90%. In contrast, August sees milder temperatures, with a minimum of 4°C (40°F) and a maximum of 22°C (71°F) and an average of 12°C (54°F). However, it also brings increased rainfall, with 185 mm (7.3 in) spread over 26 days, and the humidity slightly rises to 91%. For a more detailed look at August weather in Foshan, check out Foshan weather in August.

In May, temperatures typically range from a minimum of -6°C (21°F) to a maximum of 18°C (65°F), with an average temperature of 6°C (44°F). This month experiences substantial precipitation of 103 mm (4.0 in) over approximately 21 days, coupled with high humidity levels at 90%. By contrast, September sees slightly warmer temperatures, with a minimum of 1°C (33°F), an average of 10°C (51°F), and a maximum of 19°C (67°F). The precipitation increases to 107 mm (4.2 in) over about 23 days, and humidity remains similar at 91%. While both months are characterized by frequent rain and high humidity, September tends to be marginally warmer and wetter. For more details, you can check Foshan weather in September.

In comparing May and October weather, both months share a similar average temperature of around 6°C (44°F), but October tends to experience slightly cooler minimum temperatures, dipping to -8°C (17°F) compared to May's -6°C (21°F). Interestingly, October features a marginally warmer maximum temperature of 19°C (67°F), while May peaks at 18°C (65°F). Precipitation levels are notably different, with May receiving more rainfall at 103 mm (4.0 in) over 21 days, in contrast to October’s 60 mm (2.3 in) across 14 days. Both months maintain high humidity levels around 90%, lending to a consistently moist climate throughout. For more specific insights on weather patterns, you can explore Foshan weather in October.

In May, temperatures range from a minimum of -6°C (21°F) to a comfortable maximum of 18°C (65°F), with an average of 6°C (44°F). The month sees considerable rainfall, with 103 mm (4.0 in) spread over 21 days, contributing to a high humidity level of 90%. In contrast, November experiences much colder temperatures, with a minimum of -25°C (-13°F) and an average of -2°C (30°F), peaking at 13°C (56°F). This month has significantly less precipitation, only 40 mm (1.6 in), and fewer rainy days at 10, leading to a slightly lower humidity of 89%. For more details on the weather in November, check out Foshan weather in November.

May and December showcase striking contrasts in weather conditions. In May, temperatures range from a chilly -6°C (21°F) at the minimum to a pleasant 18°C (65°F) at the maximum, with an average of 6°C (44°F). This month experiences significant precipitation, totaling 103 mm (4.0 in) over 21 days, and high humidity at 90%. In contrast, December brings much colder weather, with temperatures plummeting to a minimum of -27°C (-16°F) and only reaching a maximum of 8°C (47°F), resulting in an average temperature of -8°C (19°F). Precipitation is lower at 40 mm (1.6 in), occurring over just 10 days, coupled with a slightly lower humidity of 88%. For those interested in the specific climate of December in Foshan, you can find more information here: Foshan weather in December.

Compare Foshan's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Foshan

May in Foshan ushers in a noticeable shift in the weather, with temperatures gradually rising and a significant increase in humidity levels. Unlike the chill of earlier months, May experiences a more temperate climate, though still marked by occasional drops that remind us of cooler seasons. Precipitation becomes more frequent, with many days wet, making this month one of the rainier periods of the year. The overall ambiance shifts to a muggy and often overcast disposition, as 90% humidity clings to the air, enhancing the lushness of the landscape. For a detailed understanding of how the weather in Foshan evolves throughout the year, explore Foshan Climate.