May Weather in Longmen, China

Last updated: August 21, 2025

May in Longmen, China, showcases an intriguing blend of weather patterns characterized by warm temperatures and notable rainfall. With maximum temperatures peaking at a scorching 34°C (93°F) and an average of 21°C (70°F), the month promises a mix of sunny days balanced by refreshing rain. The minimum temperature of 10°C (51°F) offers cooler moments, particularly during the evenings. During this period, precipitation totals reach approximately 207 mm (8.1 in) across 14 days, contributing to the region's lush surroundings. The high humidity level of 85% adds a tropical feel, making May an intriguing time for both residents and visitors alike to experience the vibrant natural beauty of Longmen.

May Temperature in Longmen

In Longmen, China, May marks a vibrant transition into warmer weather, boasting a minimum temperature of 10°C (51°F) and soaring to a maximum of 34°C (93°F). This month showcases an average temperature of 21°C (70°F), reflecting a significant uptick from the cooler spring temperatures of April. The shift from April's mild 16°C (62°F) to the welcoming warmth of May indicates the onset of summer, encouraging outdoor activities and blossoming landscapes. As the month progresses, the temperatures continue to rise, hinting at the steamy summer ahead, while the pleasant evenings offer a comfortable reprieve. This delightful warm spell contributes to the allure of Longmen, making it an ideal time for exploration and enjoyment of the scenic beauty.

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

The chart illustrates May temperature patterns in Longmen, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Longmen, 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).
JanFebMarAprMayJunJulAugSepOctNovDec394353617076818174635443
Data source: Temperature data for Longmen generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in Longmen

May brings a significant increase in precipitation to Longmen, China, with rainfall totaling 207 mm (8.1 in) over approximately 14 days. This marks an upward trend, following the already substantial downpours of April and hinting at the even wetter days to come in June, which averages 355 mm (14.0 in). The shift to May suggests a transition into the wetter season, as the region experiences a dramatic rise in moisture compared to the earlier months. This robust rainfall not only nourishes the landscape but also indicates a climatic pattern that peaks in the summer months, emphasizing the importance of this period for agriculture and local ecosystems.

May Precipitation Trends in Longmen

The chart displays monthly precipitation patterns in Longmen, 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 Longmen, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec7593171153207355333179141375260
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Longmen

In Longmen, China, the humidity levels gradually rise as the year progresses, peaking in the sultry summer months. By May, the humidity settles at a comfortable 85%, slightly down from April's peak of 86% but still among the higher levels of the year. This trend highlights a transition from the increasingly humid early spring months, with March and April experiencing significant increases. As summer approaches, June and July show even higher humidity levels, reaching an average of 90% in July. Overall, the data reflects a pattern of escalating humidity, with Longmen transitioning from the drier winter months into a season marked by lush moisture, creating a vibrant, green landscape that characterizes the region.

May Average Humidity in Longmen

This chart illustrates the average monthly humidity levels in Longmen, 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 Longmen is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec70%73%82%86%85%85%90%88%75%76%84%77%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Longmen

As spring transitions into summer, Longmen, China, experiences a significant rise in UV Index levels, particularly in May, which reaches an extreme rating of 11. This marks a notable increase from earlier months, where January's Index was just 6 and April's peaked at 10. With a burn time of just 10 minutes, residents and visitors should exercise caution, as the potential for skin damage is heightened during this time. Following May, June and July maintain similar extreme levels, emphasizing the importance of sun protection strategies throughout the summer months. For a detailed look at UV Index trends throughout the year, visit Longmen UV Index.

Maximum UV Index Levels in Longmen for May

The chart shows the monthly maximum UV Index (UVI) for Longmen 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 Longmen typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec679101112121110865
Data source: Longmen 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 Longmen

In Longmen, China, the arrival of May heralds a remarkable shift towards abundant sunshine, with the city basking in 280 hours of bright daylight. This increase marks a notable peak, building upon the gradual rise from 153 hours in January to an impressive 247 hours in April. The trend continues into the summer months, peaking in July and August with a staggering 295 and 304 hours of sunshine, respectively. This undeniable pattern highlights Longmen's transformation during spring and summer, creating an inviting atmosphere for outdoor activities and vibrant community gatherings. As daylight begins to slightly wane in the fall, with September seeing 257 hours, the sunny days of summer linger fondly in memory, setting the stage for the rich tapestry of seasons to come.

Monthly Sunshine Duration in Longmen: May Highlighted

The May sunshine duration represents the total number of hours Longmen 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.
JanFebMarAprMayJunJulAugSepOctNovDec153h199h216h247h280h265h295h304h257h236h222h215h
Data source: Longmen May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Longmen During May

In Longmen, China, the likelihood of sunny weather in May is relatively low, at just 22%. As spring transitions into summer, this figure reflects a general trend of diminishing sunny days compared to the earlier months; for instance, January enjoys a more favorable 51% chance of sunshine. Following April’s slight uptick, May’s sunshine probability takes a dip, reminiscent of the summer months ahead, where sunshine chances decrease further. As the year progresses, we observe a seasonal ebb and flow, with notable peaks in sunshine during the fall and winter months, highlighting that if you're looking for bright and sunny days, late spring might still leave you wishing for more.

Percentage of Sunny Days in May in Longmen

The chart illustrates the percentage of sunny days in Longmen 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 Longmen experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec51%38%21%23%22%22%17%33%52%39%53%64%
Data source: Longmen May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Longmen in May

In Longmen, China, the progression of daylight duration throughout the year reveals a captivating transition from winter’s shorter days to the long, sun-kissed days of summer. Beginning in January with about 10 hours of daylight, the hours gradually increase as spring unfolds. By May, residents bask in 13 hours of daylight, marking a significant leap from the earlier months. This trend continues to peak in June, with a delightful 14 hours, before gradually tapering off again as summer transitions into autumn. Despite the slight decline in July and August, daylight remains abundant, with 13 hours still illuminating the landscape. As the year wraps up, daylight returns to 10 hours by November, completing a rhythmic cycle that beautifully showcases the changing seasons.

Average Daylight Hours in Longmen for May

The chart illustrates the variation in daylight duration in Longmen throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 25m11h 6m11h 59m12h 54m13h 40m14h 3m13h 51m13h 11m12h 19m11h 24m10h 37m10h 12m
Data source: Longmen daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Longmen

In May, Longmen experiences a gentle continuation of its early spring breezes, with an average wind speed of 1.8 m/s (4 mph). This figure is consistent with the calmer conditions seen from January through April, where wind speeds hovered around the same level. As the month unfolds, the air is often filled with a sense of tranquility, making it an ideal time for outdoor activities. Interestingly, this pattern transitions into the summer months, where July marks a slight uptick to 2.2 m/s (5 mph), suggesting a gradual increase in wind as warmer temperatures approach. Overall, May signifies a moment of stability in Longmen's wind patterns, characterized by pleasant breezes that hint at the changes to come as the seasons shift.

Average May Wind Speed in Longmen

The chart displays monthly wind speed patterns in Longmen, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.91.81.81.81.8 m/s1.52.21.51.82.11.81.9
Data source: Longmen May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Longmen Compares to Other Months

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

May and January present contrasting weather patterns, showcasing the transition from cool to warm temperatures. In May, temperatures range from a minimum of 10°C (51°F) to a maximum of 34°C (93°F), with an average of 21°C (70°F), creating a warm and humid environment with 207 mm (8.1 in) of precipitation over 14 days. In stark contrast, January is characterized by much colder temperatures, with a minimum of -10°C (15°F), an average of 4°C (40°F), and a maximum of 21°C (69°F). Additionally, January experiences less precipitation at 75 mm (2.9 in) over 9 days and lower humidity levels at 70%. For a closer look at January weather specifics, you can find more information here: Longmen weather in January.

May and February present stark contrasts in weather patterns. In May, temperatures comfortably range from a minimum of 10°C (51°F) to a maximum of 34°C (93°F), with an average of 21°C (70°F). This month also sees significant precipitation, totaling 207 mm (8.1 in) over approximately 14 days, accompanied by high humidity levels at 85%. In contrast, February features much cooler temperatures, with a low of -4°C (25°F), an average of 6°C (43°F), and a high of 24°C (76°F). The overall precipitation in February is considerably lower at 93 mm (3.7 in) across about 12 days, and the humidity is more moderate at 73%. For more detailed comparisons, you can check Longmen weather in February.

In comparing the weather between May and March, it's evident that May is significantly warmer, with average temperatures soaring to 21°C (70°F) compared to March's cooler average of 12°C (53°F). While March experiences milder conditions with temperatures ranging from a low of 1°C (34°F) to a maximum of 28°C (83°F), May offers a much broader range, peaking at 34°C (93°F). Both months see a fair amount of precipitation, with May receiving 207 mm (8.1 in) over 14 days, slightly more than March’s 171 mm (6.7 in) across 15 days. Humidity levels are comparably high in both months, with May at 85% and March at 82%. For more detailed insights into March weather, you can check Longmen weather in March.

In comparing the weather of April and May, we see a noticeable shift in temperatures and precipitation patterns. April features a cooler temperature range with a minimum of 3°C (37°F) and an average of 16°C (62°F), while May warms up significantly, with minimum temperatures rising to 10°C (51°F) and average highs reaching 21°C (70°F). Precipitation also increases in May, totaling 207 mm (8.1 in) over 14 days, compared to April's 153 mm (6.0 in) spread across 12 days. Interestingly, humidity levels remain relatively comparable, with April at 86% and May slightly lower at 85%. For a deeper dive into April's weather specifics, you can check Longmen weather in April.

May and June present distinct weather patterns, marked by a gradual warming trend and increased rainfall. In May, temperatures range from a comfortable minimum of 10°C (51°F) to a pleasant average of 21°C (70°F), with peak highs reaching up to 34°C (93°F). However, this month also experiences significant precipitation, totaling 207 mm (8.1 in) over 14 days, accompanied by a high humidity level of 85%. In contrast, June sees a slight rise in temperatures, with minimums of 14°C (57°F) and an average of 24°C (76°F), while still reaching similar maximums of 34°C (94°F). Yet, it brings even more rainfall, accumulating 355 mm (14.0 in) across 18 days, maintaining the same high humidity. These differences highlight June as a warmer and rainier month compared to May. For more detailed weather insights, visit Longmen weather in June.

May and July exhibit notable differences in weather patterns. In May, temperatures range from a mild 10°C (51°F) to a warm 34°C (93°F), with an average of 21°C (70°F). The month experiences significant precipitation of 207 mm (8.1 in) over 14 days and has a humidity level of 85%. In contrast, July brings higher temperatures, with a range from 19°C (66°F) to a scorching 38°C (101°F) and an average of 27°C (81°F). It also sees increased rainfall, totaling 333 mm (13.1 in) over 19 days, alongside a rise in humidity to 90%. For more specifics about July's weather, you can visit Longmen weather in July.

In comparing the weather between May and August, we observe notable differences in temperature and precipitation. May experiences milder temperatures, with a minimum of 10°C and an average of 21°C, while August is warmer, featuring a minimum of 17°C and an average of 27°C. The maximum temperature peaks at 34°C in May and rises to 36°C in August, reflecting the increasing heat of the summer months. Precipitation in May is slightly higher at 207 mm over 14 rainy days, compared to August's 179 mm spread across 17 days; however, August has a slightly higher humidity level at 88% compared to May's 85%. For a more detailed look at August's weather patterns, refer to Longmen weather in August.

In comparing the weather of May and September, both months offer warm temperatures but with notable differences. In May, temperatures range from a minimum of 10°C (51°F) to a maximum of 34°C (93°F), averaging around 21°C (70°F). The month also sees significant rainfall, with a total precipitation of 207 mm (8.1 in) over 14 days and high humidity at 85%. Conversely, September enjoys slightly warmer conditions, with temperatures ranging from a minimum of 14°C (58°F) to a maximum of 35°C (95°F), averaging 23°C (74°F). Precipitation decreases to 141 mm (5.6 in) over 13 days, and humidity drops to a more comfortable 75%. For more detailed information about September weather, you can check Longmen weather in September.

May and October exhibit distinct differences in weather patterns. In May, temperatures range from a mild 10°C (51°F) at night to a warm 34°C (93°F) during the day, with an average of 21°C (70°F). This month experiences significant rainfall, totaling 207 mm (8.1 in) over 14 days, accompanied by high humidity at 85%. In contrast, October features cooler temperatures, with a minimum of 6°C (44°F) and an average of 17°C (63°F), while still reaching a maximum of 35°C (94°F). Precipitation drops significantly to 37 mm (1.4 in) across just 7 days, and humidity is relatively lower at 76%. For more specific weather information, you can visit Longmen weather in October.

May and November present contrasting weather patterns. In May, temperatures can range from a mild 10°C (51°F) at night to a sweltering 34°C (93°F) during the day, with an average of 21°C (70°F). This month also experiences significant rainfall, with 207 mm (8.1 in) spread over 14 days, creating a humid atmosphere at 85%.

In contrast, November sees much cooler temperatures, with lows dropping to 0°C (32°F) and a maximum of 26°C (79°F), resulting in a much cooler average of 12°C (54°F). The month is considerably drier, with only 51 mm (2.0 in) of precipitation over 10 days and a slightly lower humidity level of 84%. For more detailed insights about November weather specifically, you can refer to Longmen weather in November.

May and December present starkly contrasting weather conditions. In May, temperatures range from a mild 10°C (51°F) at night to a warm 34°C (93°F) during the day, with an average of 21°C (70°F). The month sees considerable rainfall, totaling 207 mm (8.1 in) over 14 days and high humidity levels of 85%. In contrast, December offers much cooler temperatures, with lows plunging to -5°C (23°F) and highs reaching only 19°C (67°F), averaging just 6°C (43°F). Precipitation is significantly lower at 60 mm (2.4 in) spread over 8 days, and humidity decreases to 77%. For a closer look at December weather specifics, check Longmen weather in December.

Compare Longmen's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Longmen

May in Longmen showcases a vibrant transition as temperatures rise and humidity levels peak, setting the stage for the warmth of summer. With an average temperature of 21°C, the month contrasts sharply with the cooler spring months, inviting more outdoor activities. However, potential visitors should be mindful of the significant rainfall, with 14 days of precipitation contributing to the lush scenery. This combination of warmth and humidity makes May a unique time to experience the natural beauty of Longmen. For a deeper look at what to expect throughout the year, explore Longmen Climate.