May Weather in Longmen, China

Last updated: August 21, 2025

In May, Longmen, China, experiences a dynamic blend of weather characteristics, making it a month of transformation. With maximum temperatures reaching up to 35°C (95°F) and an average of 21°C (70°F), the days can feel quite warm, while cool nights offer a refreshing contrast with minimums dropping to 11°C (52°F). This month also sees considerable precipitation, accumulating around 177 mm (7.0 in) over 17 days, contributing to an overall humidity level of 83%. Such conditions create a lush environment, perfect for enjoying the beauty of nature that thrives in Longmen during this vibrant season.

May Temperature in Longmen

In May, Longmen, China, enjoys a delightful transition into warmer weather, with temperatures beginning to rise significantly. The minimum temperature reaches a pleasant 11°C (52°F), while the average climbs to a comfortable 21°C (70°F), leading up to a maximum of 35°C (95°F)—the highest peak of the spring season. This increase marks a noticeable shift from the cooler months of January through April, showcasing May as a month where outdoor activities become increasingly appealing. With temperatures on the rise, Longmen's landscape bursts into life, making it an ideal time for exploration and appreciation of the region's natural beauty. As June approaches, the warmth only intensifies, ensuring that May stands out as a lively prelude to the bustling summer ahead.

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).
JanFebMarAprMayJunJulAugSepOctNovDec454857647076818373635546
Data source: Temperature data for Longmen 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 Longmen

In May, Longmen experiences a significant precipitation pattern, with 177 mm (7.0 in) of rain spread over 17 days. This represents a slight decrease from April's robust 185 mm, yet the frequency of rainy days demonstrates a steady rhythm of moisture that characterizes the region during this time. May's rainfall remains substantial, as the area transitions into the impending monsoon season, with June expected to ramp up even further. The data suggests a gradual increase in both rainfall and rainy days from earlier months, reinforcing Longmen's lush landscape and vibrant ecosystems that thrive in response to this nurturing atmosphere.

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.
JanFebMarAprMayJunJulAugSepOctNovDec42671371851772152651612261607638
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Longmen

In May, humidity in Longmen, China reaches a comfortable 83%, maintaining a trend of relatively high humidity that begins in the spring months. As the year progresses from January's 72% to April's 82%, May signifies the onset of summer, where moisture levels remain slightly elevated through to June at 84%. This gentle increase hints at the transitional nature of the season, as the region prepares for the peak of summer when humidity can soar to 87% in July. The consistent humidity patterns suggest a dynamic climate, where the lingering moisture may add a vibrant touch to the lush landscapes, creating a distinctly tropical feel before the humidity gradually recedes in the fall months.

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.
JanFebMarAprMayJunJulAugSepOctNovDec72%76%87%82%83%84%87%85%77%81%86%81%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Longmen

In May, Longmen, China, experiences a dramatic rise in the UV Index, peaking at a formidable 11, categorized as extreme. This is a notable jump from April's UV Index of 10, emphasizing the increasing intensity of sun exposure as summer approaches. With a burn time of just 10 minutes, it's essential for residents and visitors alike to take protective measures when outdoors. This trend continues into June and July, where the UV Index remains unchanged, consistently demanding high vigilance against harmful rays. As the months transition, ensure you're equipped with sunscreen and protective gear—check the detailed information at 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.
JanFebMarAprMayJunJulAugSepOctNovDec568101111121211964
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, May marks a delightful transition into the sunniest months of the year, basking in an impressive 250 hours of sunshine. As the spring unfolds, sunlight steadily increases from January’s mere 124 hours, showcasing a steady climb as the days brighten. This upward trend peaks in the summer, particularly in July and August, where the warmth envelopes the region with 294 and 319 hours respectively. However, as autumn approaches, the hours gradually decline to 218 in September, eventually stabilizing again at 151 hours from October through December. This pattern highlights not just seasonal changes but also the vibrant life that thrives under the radiant sun of Longmen, making it a captivating destination during the sun-drenched month of May.

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.
JanFebMarAprMayJunJulAugSepOctNovDec124h171h204h229h250h262h294h319h218h151h151h151h
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 experiences a notable dip as spring transitions into summer. May, with a 15% chance of sunshine, continues the trend seen in April, where the probability plummets to its lowest point for the year. This lack of sun is somewhat counterintuitive considering the warmer temperatures typically associated with late spring; however, it is characteristic of this time in Longmen. As the seasons progress into July, the chances of clear skies begin to rise significantly, reaching 33%. Thus, while May may not boast plentiful sunshine, the anticipation of brighter days is just around the corner.

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.
JanFebMarAprMayJunJulAugSepOctNovDec36%32%26%15%15%15%33%27%35%19%28%34%
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 23m11h 5m11h 59m12h 55m13h 41m14h 5m13h 53m13h 12m12h 19m11h 23m10h 35m10h 11m
Data source: Longmen daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Longmen

In May, Longmen, China experiences a gentle breeze, with an average wind speed of 1.3 m/s (3 mph), consistent with the calm conditions seen earlier in the year. This month, like its predecessor April, showcases stability in wind patterns. Throughout the year, wind speeds tend to hover around 1.3 m/s, until a slight uptick is observed in September at 1.6 m/s (4 mph), indicating the beginning of seasonal shifts. The overall trend reveals a predictable calmness, contributing to Longmen's serene ambiance, especially as spring transitions into summer. As the year progresses, residents can expect these soft breezes to remain a hallmark of Longmen's delightful climate.

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.
JanFebMarAprMayJunJulAugSepOctNovDec1.31.41.51.41.3 m/s1.31.31.41.61.31.21.2
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 starkly contrasting weather conditions. In May, temperatures range from a minimum of 11°C (52°F) to a scorching maximum of 35°C (95°F), with an average of 21°C (70°F). The month also sees considerable precipitation, totaling 177 mm (7.0 in) over 17 days, and high humidity levels at 83%. In contrast, January experiences much cooler temperatures, with a minimum of -2°C (28°F) and a maximum of 15°C (59°F), averaging just 7°C (45°F). The month is drier, with only 42 mm (1.7 in) of precipitation over 8 days and humidity at 72%. For more details on January weather, you can check Longmen weather in January.

May and February present quite different weather patterns. In May, temperatures range significantly, with a minimum of 11°C (52°F), an average of 21°C (70°F), and a maximum of 35°C (95°F), reflecting a warm atmosphere perfect for outdoor activities. However, this month also sees a considerable amount of rainfall, with 177 mm (7.0 in) over 17 days, combined with high humidity at 83%. In contrast, February offers a much cooler climate, where temperatures start at a minimum of 0°C (32°F), average around 9°C (48°F), and only reach a maximum of 25°C (77°F). Precipitation in February is markedly lower at 67 mm (2.7 in) spread over just 9 days, accompanied by a relatively lower humidity of 76%. For more detailed information about February weather, you can check Longmen weather in February.

When comparing the weather in March and May, it's evident that May tends to be warmer, with average temperatures reaching 21°C (70°F) compared to March's 14°C (57°F). While March has a minimum temperature of 5°C (42°F), May starts off warmer at 11°C (52°F) and can peak at a scorching 35°C (95°F), significantly higher than March's maximum of 30°C (87°F). In terms of precipitation, May sees a bit more rain, accumulating 177 mm (7.0 in) over 17 days, while March experiences 137 mm (5.4 in) over 15 days. Humidity levels are also slightly lower in May at 83%, compared to 87% in March, making May feel somewhat more comfortable despite the higher temperatures. For a closer look at March weather conditions, you can check Longmen weather in March.

In comparing the weather between April and May, we see a transition from cooler spring temperatures to warmer late spring conditions. April features a minimum temperature of 8°C (46°F) and an average of 18°C (64°F), with maximums reaching 33°C (92°F). In contrast, May offers slightly warmer temperatures, with a minimum of 11°C (52°F) and an average of 21°C (70°F), peaking at 35°C (95°F). Precipitation remains significant in both months, with April receiving 185 mm (7.3 in) over 16 days, while May experiences 177 mm (7.0 in) across 17 days. Humidity levels are comparable, at 82% in April and slightly higher at 83% in May. For more detailed information on April’s weather, you can check out Longmen weather in April.

May and June exhibit similar temperature ranges, with both months reaching a maximum of 35°C (95°F in May, 96°F in June) while average temperatures rise from 21°C (70°F) in May to 24°C (76°F) in June. However, June is generally wetter, receiving 215 mm (8.5 in) of precipitation over 16 days compared to May's 177 mm (7.0 in) over 17 days. Both months feature high humidity levels, with May at 83% and June slightly higher at 84%. For more details about the weather in June, you can refer to Longmen weather in June.

In May, the weather features a temperate range with minimum temperatures around 11°C (52°F) and average highs reaching 35°C (95°F). The month experiences 177 mm (7.0 in) of precipitation over 17 days, accompanied by a humidity level of 83%. In contrast, July is much warmer, with minimum temperatures starting at 20°C (67°F) and average highs peaking at 38°C (101°F). This month sees even more rainfall, with 265 mm (10.4 in) of precipitation over 18 days, and slightly higher humidity at 87%. For a more detailed look at July weather, visit Longmen weather in July.

May and August display notable differences in weather patterns, reflecting the transition into summer. In May, temperatures range from a cooler minimum of 11°C (52°F) to a maximum of 35°C (95°F), with an average of 21°C (70°F). The month experiences significant rainfall, with 177 mm (7.0 in) of precipitation over 17 days and humidity levels at 83%. In contrast, August boasts warmer averages with a minimum of 18°C (64°F) and a maximum reaching 39°C (102°F), averaging 28°C (83°F). Although it receives slightly less rainfall at 161 mm (6.3 in) over 14 days, humidity remains high at 85%. For more specifics about August weather, you can check Longmen weather in August.

May and September present distinct weather characteristics that reflect the transition between seasons. In May, temperatures range from a minimum of 11°C (52°F) to a maximum of 35°C (95°F), with an average of 21°C (70°F). This month also experiences significant rainfall, with 177 mm (7.0 in) over 17 days and high humidity levels at 83%. In contrast, September sees slightly warmer temperatures, with a minimum of 16°C (60°F) and a maximum of 36°C (96°F), averaging around 23°C (74°F). Rainfall increases to 225 mm (8.9 in), maintaining the same number of rainy days, but the humidity drops to 77%. For more details on September weather, you can visit Longmen weather in September.

In comparing the weather between May and October, we see some notable differences. May typically features warmer temperatures, with an average of 21°C (70°F) and highs reaching up to 35°C (95°F). In contrast, October has a slightly cooler average of 17°C (64°F) and a maximum temperature of 34°C (93°F). Both months are relatively humid, but May records a higher humidity level of 83% compared to October's 81%. Precipitation levels are also similar, with May receiving a total of 177 mm (7.0 in) over 17 days, while October sees 160 mm (6.3 in) over 16 days. For more details about October weather in a specific region, you can check Longmen weather in October.

May and November present distinct weather patterns, reflecting the transition from spring to autumn. In May, temperatures range from a minimum of 11°C (52°F) to a scorching maximum of 35°C (95°F), with an average temperature of 21°C (70°F). The month is characterized by high humidity at 83% and substantial precipitation, accumulating to 177 mm (7.0 in) over about 17 days. In contrast, November features cooler temperatures, with a minimum of 5°C (41°F) and a maximum of 25°C (76°F), averaging at 13°C (55°F). This month receives significantly less rainfall, totaling 76 mm (3.0 in) over approximately 11 days and slightly higher humidity at 86%. For more details about November weather, you can check Longmen weather in November.

May and December present contrasting weather experiences. In May, temperatures range from a minimum of 11°C (52°F) to a sweltering maximum of 35°C (95°F), with an average temperature of 21°C (70°F). This month also brings significant rainfall, with 177 mm (7.0 in) over about 17 days, and humidity levels soaring to 83%. In contrast, December features much cooler temperatures, with a minimum of 0°C (33°F), an average of 8°C (47°F), and a maximum of 17°C (63°F). Precipitation is significantly lower in December at 38 mm (1.5 in), spread over just 9 days, and humidity remains slightly lower at 81%. For more details on December conditions, you can visit Longmen weather in December.

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Conclusion: What to Expect From May Weather in Longmen

As May arrives in Longmen, the weather transforms into a warm embrace, contrasting sharply with the cooler months that precede it. With temperatures soaring and a significant increase in humidity, visitors can anticipate vibrant greenery and blooming flora, marking the start of the lush season. However, this month also brings frequent showers, contributing to a higher precipitation amount and giving this period a unique charm. Celebrated for its dynamic weather, May sets the stage for summer, inviting outdoor adventures amidst the refreshing rain. To delve deeper into Longmen's diverse climatic patterns, check out Longmen Climate.