Last updated: August 21, 2025
May in Xihu, China, presents a vibrant showcase of weather, where temperatures vary significantly from a warm maximum of 37°C (98°F) to a cool minimum of 5°C (41°F), yielding an average of 21°C (70°F). This month experiences a moderate precipitation amount of 51 mm (2.0 in) over 8 days, contributing to the lush surroundings typical of this region. With a humidity level of 48%, visitors can enjoy a comfortable atmosphere that beautifully complements the scenic landscape, making May an ideal time for outdoor exploration and appreciation of Xihu's natural beauty.
In May, Xihu, China, experiences a noticeable warming trend, with temperatures significantly rising from the preceding months. The minimum temperature climbs to a comfortable 5°C (41°F), while the average soars to a delightful 21°C (70°F), making it an ideal time for outdoor activities. With a maximum of 37°C (98°F), the month heralds the arrival of summer heat, contrasting sharply with the frigid winter months that began the year. This transition to warmer weather not only brightens the landscape but also invites residents and visitors alike to enjoy Xihu's natural beauty under the sun. The consistent increase in temperatures through April to May underscores the awakening of the region, setting the stage for the hot months ahead.
In May, Xihu experiences a significant uptick in precipitation, with the rainfall amount reaching 51 mm (2.0 in) over 8 days. This marks a continuation of April's wet conditions and reflects the region's transition into the lushness of late spring. The consistent rainfall helps nourish the local environment, paving the way for vibrant flora to thrive. Notably, the precipitation in May is slightly higher than that of April, indicating a trend towards increased moisture as the climate warms, ultimately contributing to Xihu’s lush landscape as summer approaches.
In May, Xihu, China, experiences a significant drop in humidity, reaching a comfortable 48%. This marks a continuation of the downward trend that begins in the early spring months, where humidity levels start at 60% in March and decrease to 53% by April. As summer approaches, humidity further declines, hitting its lowest point in June at 38% before gradually rising again in the fall months. This pattern indicates a shift towards drier conditions during late spring, creating ideal weather for outdoor activities, while residents can look forward to a pleasant balance before the more humid summer sets in.
In May, Xihu, China experiences a very high UV Index of 10, with a critical burn time of only 15 minutes. This sharp increase in UV exposure as the month transitions from April's high index of 7 signifies the onset of summer, urging residents and visitors to take precautions. With the sun's rays intensifying, it's a stark reminder of the need for proper sun protection, particularly during peak hours. Interestingly, this trend of high UV levels continues into summer, with July also peaking at 10. As the UV Index takes center stage, understanding its fluctuations becomes essential for maintaining skin health throughout the year. For more insights, check out the Xihu UV Index.
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As May unfolds in Xihu, China, it shines brightly with an impressive 372 hours of sunlight, making it one of the sunniest months of the year. Following a steady increase from January's modest 193 hours, the trend clearly shows a flourishing warmth as spring transitions into summer. By April, sunlight reaches 327 hours, setting the stage for May's peak. This robust increase signifies not just brighter days, but a vibrant season where outdoor activities can truly thrive. As summer approaches, July takes the lead with 399 hours of glorious sunshine, yet May holds a special charm, a radiant precursor to the summer ahead, creating a delightful atmosphere for both residents and visitors alike.
In Xihu, China, the arrival of May heralds a significant upswing in sunny days, boasting a 57% chance of sun. This marks a noticeable increase from the preceding months, where the likelihood of sunshine gradually rises from a modest 23% in January to 53% in April. The spring months certainly set the stage for brighter skies, making May an optimal time to enjoy outdoor activities. While June shows a slight dip to 50%, the sunny pattern continues into summer, evident with 52% in July and 53% in August. Overall, May stands out as a vibrant month of blossoming sunshine, capturing the essence of springtime in this picturesque region.
As spring unfolds in Xihu, China, residents eagerly anticipate the gradual increase in daylight hours, culminating in May, when the days stretch to a delightful 14 hours. This trend of elongating daylight begins in January, with just 9 hours of light, and steadily grows through the months, reaching a peak in June with a full 15 hours. Following this bright elevation, daylight begins to wane again, tapering off as summer gives way to autumn. By October, the daylight shrinks back to 10 hours, and the cycle continues with the year's shortest days during the winter months of November and December. This natural ebb and flow of sunlight beautifully marks the changing seasons in Xihu, inviting reflection and appreciation for the variation in light throughout the year.
As spring transitions into summer, May in Xihu, China, emerges as a notable turning point for wind activity, with average wind speeds picking up to 3.2 m/s (7 mph). This increase represents a refreshing breeze that invigorates the landscape, following the gradual ascent from a more serene 1.9 m/s (4 mph) in January to a gentle 2.4 m/s (5 mph) in April. The winds continue to moderate into June, where they settle back to 2.9 m/s (7 mph), suggesting that while May is marked by its peak, the gentle airflow remains consistent. Overall, the spring months illustrate a clear upward trend in wind speed, enhancing the atmosphere as nature flourishes into the warmth of summer.
Weather in Xihu varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Xihu, focusing on differences in temperature, rainfall, humidity, and UV levels.
May and January present stark contrasts in weather conditions. In May, temperatures range dramatically from a chilly 5°C (41°F) at night to a warm average of 21°C (70°F) during the day, peaking at a sizzling 37°C (98°F). The month experiences moderate precipitation, with 51 mm (2.0 in) spread over eight days and a manageable humidity level of 48%. In contrast, January is characterized by its frigid climate, with temperatures plunging to a minimum of -30°C (-22°F) and only reaching a maximum of 2°C (37°F), averaging a bone-chilling -15°C (4°F). It is particularly dry, with a mere 5 mm (0.2 in) of precipitation and no recorded precipitation days, despite a higher humidity of 74%. For further details on January weather, you can check Xihu weather in January.
In May, temperatures soar with a minimum of 5°C (41°F) and an average reaching 21°C (70°F), climactic highs peaking at 37°C (98°F), and relative humidity sitting at a drier 48%. In contrast, February presents a starkly different climate experience, with bitterly cold temperatures ranging from a minimum of -25°C (-13°F) to an average of -10°C (15°F), and only maxing out at 7°C (46°F). Precipitation is also minimal in February, totaling just 7 mm (0.3 in) over only one day, compared to May's 51 mm (2.0 in) over eight days. This seasonal juxtaposition vividly illustrates the shift from winter's intense cold and high humidity of 71% to the warmer and drier conditions of late spring. For more details on February's weather, check out Xihu weather in February.
When comparing the weather in May and March, it’s clear that there is a significant shift in temperatures and conditions. May boasts a much warmer climate with average temperatures reaching 21°C (70°F) and highs of up to 37°C (98°F), whereas March tends to be much cooler, averaging only 3°C (38°F) and occasionally dipping as low as -16°C (3°F). Additionally, May experiences slightly more precipitation at 51 mm (2.0 in) over 8 days, compared to March's 26 mm (1.0 in) over 5 days. Humidity levels also differ, with May at 48% and March higher at 60%. This stark contrast highlights the transition from late winter to early summer, making May a much more pleasant month for outdoor activities. For more detailed weather patterns in March, you can refer to Xihu weather in March.
In comparing the weather patterns of April and May, we see a marked increase in temperatures as spring transitions into early summer. In April, temperatures range from a chilly minimum of -2°C (28°F) to a maximum of 34°C (94°F), with an average of 14°C (58°F) and humidity at 53%. The precipitation levels are similar for both months, with 50 mm (2.0 in) of rain falling over 8 days. In contrast, May experiences a more significant rise in temperature, with a minimum of 5°C (41°F), an average of 21°C (70°F), and a peak of 37°C (98°F), while humidity decreases slightly to 48%. This shift illustrates the warming trend as May heralds the onset of hotter days. For a more detailed look at April's weather, check out Xihu weather in April.
May and June present a notable transition in weather patterns. In May, temperatures range from a minimum of 5°C (41°F) to an average of 21°C (70°F), peaking at 37°C (98°F). The month experiences about 51 mm (2.0 in) of precipitation across eight days, with a humidity level of 48%. In contrast, June sees warmer temperatures, with a minimum of 11°C (52°F) and an average reaching 25°C (78°F), while maximums can hit 38°C (101°F). Precipitation decreases significantly to 26 mm (1.0 in) over six days, and humidity drops to 38%. This shift indicates a drier and warmer climate in June. For more details, you can check the Xihu weather in June.
In May, temperatures range from a cooler minimum of 5°C (41°F) to a warm maximum of 37°C (98°F), with an average of 21°C (70°F). The month experiences moderately more precipitation, totaling 51 mm (2.0 in) over about 8 days, and humidity levels are around 48%. In contrast, July boasts warmer temperatures, with a minimum of 13°C (56°F) and a maximum soaring to 42°C (108°F), along with a significantly higher average of 28°C (83°F). Precipitation is notably lower in July, at just 17 mm (0.7 in) over 4 days, and humidity decreases slightly to 40%. For those interested in the specifics of July weather, please visit Xihu weather in July.
May and August present quite different weather patterns. In May, temperatures range from a chillier 5°C (41°F) to a warm 37°C (98°F), with an average of 21°C (70°F). The month experiences 51 mm (2.0 inches) of precipitation over approximately 8 days and a humidity level of 48%. In contrast, August offers a more consistently warm climate, with temperatures peaking at 39°C (102°F) and averaging 26°C (79°F). It is drier, with only 25 mm (1.0 inch) of rain over 5 days and slightly lower humidity at 43%. For a closer look at the August conditions in this region, you can visit Xihu weather in August.
May and September offer distinct weather experiences, though both months present relatively warm temperatures and similar humidity levels. In May, temperatures range from a minimum of 5°C (41°F) to a maximum of 37°C (98°F), with an average of 21°C (70°F) and about 51 mm (2.0 in) of precipitation occurring over 8 days. In contrast, September sees slightly cooler temperatures, with a minimum of 3°C (37°F), an average of 20°C (68°F), and a maximum of 36°C (98°F). Precipitation in September is notably lighter, with only 23 mm (0.9 in) over 4 days. For further details, you can check Xihu weather in September.
In May, the weather is warm and pleasant, with average temperatures reaching 21°C (70°F) and maximums soaring up to 37°C (98°F), while the humidity remains relatively low at 48%. However, it also experiences a notable amount of rainfall, with 51 mm (2.0 in) over approximately 8 days. In contrast, October brings a significant drop in temperatures, with averages around 10°C (50°F) and a maximum of 27°C (82°F). The month is characterized by cooler nights, sometimes dipping to -2°C (29°F), and a higher humidity level at 64%. Precipitation in October is lighter, totaling only 25 mm (1.0 in) over about 5 days. For more insights on October weather, you can check Xihu weather in October.
May and November present a stark contrast in weather conditions. In May, temperatures range from a mild 5°C (41°F) to a warm 37°C (98°F), averaging around 21°C (70°F), with relatively low precipitation of 51 mm (2.0 in) over 8 days, and a comfortable humidity level of 48%. In contrast, November is much colder, with temperatures plummeting to a minimum of -15°C (6°F) and an average of -1°C (30°F), peaking at just 18°C (64°F). This month sees significantly lower precipitation at 22 mm (0.9 in) across only 4 days, but higher humidity levels at 70%. For more specific details, you can check Xihu weather in November.
May and December present stark contrasts in weather. In May, temperatures are much warmer, with an average of 21°C (70°F) and highs reaching up to 37°C (98°F), accompanied by 51 mm of precipitation over about 8 days. The humidity stays relatively low at 48%, creating a comfortable spring atmosphere. In contrast, December features frigid conditions, with average temperatures plummeting to -11°C (12°F), and lows dipping as low as -24°C (-10°F). This winter month sees minimal precipitation of just 8 mm, occurring on only 1 day, while humidity levels rise significantly to 74%. For more on December conditions, check Xihu weather in December.
May in Xihu ushers in a pleasant transition from the cooler months, with notably warmer temperatures and increased sunlight. With an average temperature that rises significantly compared to earlier spring months, residents and visitors alike can enjoy outdoor activities, although it's wise to be prepared for occasional rainfall, as May experiences a modest amount of precipitation across several days. The humidity stays relatively balanced, providing a fresh atmosphere that complements the season's blooming landscapes. For a deeper dive into the climatic patterns of Xihu, explore Xihu Climate.