May Weather in Longmen, China

Last updated: August 21, 2025

May in Longmen, China, showcases a dynamic climate marked by a maximum temperature reaching 36°C (97°F) and a minimum of 10°C (51°F), averaging a comfortable 23°C (74°F). However, the month is characterized by significant precipitation, totaling 208 mm (8.2 in), distributed over 20 days, leading to a high humidity level of 86%. This blend of warmth and moisture defines the atmosphere, making May an intriguing time to experience Longmen’s lush landscapes and vibrant flora. Visitors should prepare for both sunny intervals and rainy spells, ensuring an immersive connection to the region’s seasonal charm.

May Temperature in Longmen

In May, Longmen, China, experiences a significant shift in weather as it transitions fully into spring. With a minimum temperature of 10°C (51°F) and an average basking at 23°C (74°F), the days gradually warm up, peaking at a sizzling 36°C (97°F), making it the warmest month so far. This month marks the onset of pleasant warmth after a chilly start to the year, as temperatures steadily climb from the freezing lows of January to the comfortable averages seen in April. As the landscape transforms and nature comes alive, May invites outdoor activities, with locals and visitors alike eager to enjoy the vibrant scenery and balmy weather. Overall, it sets the stage for the hotter summer months ahead, heralding a season of growth and celebration.

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).
JanFebMarAprMayJunJulAugSepOctNovDec464958657479848479685949
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 in Longmen, China, marks a notable peak in precipitation, accumulating 208 mm (8.2 in) over approximately 20 days. The month is characterized by a significant increase compared to the preceding months, particularly April, which recorded 150 mm (5.9 in), illustrating a dramatic shift towards wetter conditions. This uptick not only highlights May as one of the wettest months of the year but also sets the stage for June's even more substantial rainfall, which surpasses 263 mm (10.3 in). As spring transitions into summer, the increase in both precipitation and the consistent number of rainfall days suggests that Longmen experiences a vibrant and lush landscape as it welcomes the more humid months ahead.

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.
JanFebMarAprMayJunJulAugSepOctNovDec447914815020826317011785547341
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

May Humidity in Longmen

In Longmen, China, May marks a significant shift in humidity levels, reaching an average of 86%, which is the highest for the month. This increase follows the steady rise observed from January through April, where humidity gradually climbed from 65% to 82%. As spring transitions into summer, humidity stays elevated in June, maintaining the same level as in May. The consistency in high humidity during this period indicates a trend that continues into the sweltering months of July and August, peaking at 89% in July. However, this sultry atmosphere gives way to a notable decline in the fall, starting a gradual drop that eventually leads to a drier environment by September. Overall, the month of May serves as a pivotal point, where Longmen embraces the humid embrace of early summer.

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.
JanFebMarAprMayJunJulAugSepOctNovDec65%69%81%82%86%86%89%86%62%62%71%75%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Longmen

As May arrives in Longmen, China, residents and visitors alike should brace for intense sun exposure, with a UV Index soaring to 12, placing it in the extreme category. This marks a continuation of the trend seen from April, emphasizing the need for diligent sun protection as the burn time shrinks to just 10 minutes. The months leading up to May have steadily escalated in UV intensity, transitioning from a high index of 6 in January to the alarming extremes of spring and early summer. To safeguard your skin, it's crucial to stay informed and take precautions—check out Longmen UV Index for detailed information.

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.
JanFebMarAprMayJunJulAugSepOctNovDec6810111212131311976
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 brings a delightful surge of sunshine, boasting 273 hours of radiant light, making it a standout month in the calendar. The transition from spring to summer is evident as the days grow longer and brighter, with May following a steady increase from 228 hours in April. This upward trend reaches its zenith in July and August, with peak sunlight hours of 306 and 322, respectively. As summer wanes into September, a gradual decline begins, but the luminosity remains abundant, with 272 hours still illuminating the skies. Overall, Longmen's consistent increase in sunshine throughout the year showcases a climate that celebrates warmth and vibrancy, particularly in the blossoming 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.
JanFebMarAprMayJunJulAugSepOctNovDec154h198h187h228h273h251h306h322h272h213h210h202h
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 significant shift throughout the year, with May exhibiting a rather modest 17% chance of sunshine. This dip follows a trend of dwindling sunny days from the previous months, peaking at 58% in January and steadily declining to 14% in April. Interestingly, as spring transitions into summer, the chances of clear skies see only a slight increase in June, reaching 16%, before spiking later in the year. With September showing a notable rebound at 65%, it’s clear that while May may not be the sunniest of months, the promise of brighter days lies just ahead.

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.
JanFebMarAprMayJunJulAugSepOctNovDec58%42%25%14%17%16%33%23%65%29%46%50%
Data source: Longmen May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Longmen in May

As the year progresses in Longmen, China, the daylight duration gradually increases from January's 10 hours to a peak of 13 hours in May. This trend continues into the summer months of June through August, where daylight remains plentiful, allowing for longer evenings and an embrace of the great outdoors. Interestingly, as autumn approaches, daylight begins to wane, returning to 12 hours in September and declining further to 10 hours by November and December. This rhythmic ebb and flow of daylight not only enhances the natural beauty of Longmen but also invites residents and visitors alike to celebrate the vibrant energy of spring and summer.

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 37m11h 13m12h12h 48m13h 28m13h 48m13h 38m13h 3m12h 17m11h 29m10h 48m10h 27m
Data source: Longmen daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Longmen

In Longmen, China, May marks a subtle transition in wind patterns, with an average wind speed of 1.4 m/s (3 mph)—slightly lower than the preceding months. This gentle breeze is part of a trend that sees wind speeds peak during the winter and early fall, specifically rising to 1.9 m/s (4 mph) in October. The spring months are characterized by similar low wind speeds, as demonstrated by the averages in January through April, which hover around 1.5 m/s (3 mph). Moving into May, the calming winds suggest a tranquil shift, inviting locals and visitors alike to enjoy the serene beauty of the season before the summer months, typically bringing slightly stronger breezes in July. This delicate fluctuation not only enhances the charm of Longmen but also sets the tone for outdoor activities as nature comes alive in spring.

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.
JanFebMarAprMayJunJulAugSepOctNovDec1.71.51.51.51.4 m/s1.51.71.31.31.91.41.4
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 showcase strikingly different weather patterns. In May, temperatures range from a minimum of 10°C (51°F) to a scorching maximum of 36°C (97°F), with an average temperature of 23°C (74°F). This month also experiences high humidity at 86% and significant rainfall, accumulating 208 mm (8.2 in) over 20 days. In contrast, January features much cooler temperatures, with a minimum of -4°C (24°F) and a maximum of 24°C (75°F), averaging around 8°C (46°F). Rainfall is minimal during this month, totaling only 44 mm (1.7 in) across 8 days, and the humidity is notably lower at 65%. For more details on January weather specifics, refer to Longmen weather in January.

The weather in May is significantly warmer and more humid compared to February. While May experiences temperatures ranging from a cool 10°C (51°F) at night to a scorching 36°C (97°F) during the day, February's temperatures are much lower, peaking at 27°C (81°F) and dipping as low as -2°C (29°F). Additionally, May sees heavier precipitation with 208 mm (8.2 in) over 20 days, while February has only 79 mm (3.1 in) across 11 days. The humidity in May is also notably higher at 86%, compared to February's 69%, making May feel much more oppressive despite its higher temperatures. For a more detailed look at February weather, you can visit Longmen weather in February.

In comparing the weather of May and March, May experiences significantly warmer temperatures, with a minimum of 10°C (51°F) and an average temperature of 23°C (74°F), while March has a lower average of 14°C (58°F) and a minimum of 4°C (39°F). The maximum temperatures also reflect this trend, soaring to 36°C (97°F) in May compared to 31°C (88°F) in March. Additionally, May receives more precipitation, totaling 208 mm (8.2 in) over 20 days, compared to March's 148 mm (5.8 in), also spread across 20 days. Humidity levels are slightly higher in May at 86%, versus 81% in March. For more detailed insights about March weather, check out Longmen weather in March.

May tends to be warmer and more humid than April, with average temperatures rising from April’s 19°C (66°F) to 23°C (74°F) in May. The maximum temperature in May can reach up to 36°C (97°F), compared to April's 33°C (92°F). Additionally, May experiences more precipitation, totaling 208 mm (8.2 in) over 20 days, while April sees 150 mm (5.9 in) across 19 days. The humidity also increases slightly from 82% in April to 86% in May, indicating a more tropical feel as spring progresses. For a closer look at April's weather specifics, check out Longmen weather in April.

May and June exhibit distinct weather patterns, though they share some similarities. May experiences a broader temperature range, with minimums at 10°C (51°F) and maximums reaching 36°C (97°F), resulting in an average temperature of 23°C (74°F). In contrast, June has a milder minimum of 17°C (63°F) and a slightly higher average of 26°C (80°F), while the maximum temperature remains consistent at 36°C (96°F). Precipitation increases in June, totaling 263 mm (10.3 in) over 20 days, compared to May's 208 mm (8.2 in) over the same number of days. Both months experience high humidity at 86%, contributing to a muggy atmosphere. For more specific details on weather conditions, visit Longmen weather in June.

May and July exhibit distinct weather patterns, showcasing the transition from spring to summer. In May, temperatures range from a cool 10°C (51°F) at night to a warm 36°C (97°F) during the day, with an average of 23°C (74°F). The month is marked by significant precipitation, totaling 208 mm (8.2 in) over 20 days, accompanied by high humidity levels of 86%. In contrast, July brings warmer nights with a minimum temperature of 20°C (69°F) and a higher average of 29°C (84°F), peaking at 37°C (99°F). Rainfall decreases to 170 mm (6.7 in) across 15 days, while humidity rises slightly to 89%. For more detailed insights on July 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 ushers in a cooler temperature range, with minimums dropping to 10°C (51°F) while averaging around 23°C (74°F) and peaking at 36°C (97°F). It also experiences significant rainfall, totaling 208 mm (8.2 in) over 20 days, contributing to high humidity at 86%. In contrast, August presents warmer conditions, with minimum temperatures climbing to 22°C (72°F) and averaging 29°C (84°F). Although the maximum temperature remains similar at 36°C (98°F), August sees less rainfall at 117 mm (4.6 in), typically spread over 15 days, while humidity remains constant at 86%. For a closer look at the atmospheric conditions during this month, visit Longmen weather in August.

In May, the weather is characterized by lower minimum temperatures and significantly higher humidity, reaching up to 86%. The average temperature is 23°C (74°F), with maximums soaring to 36°C (97°F), coupled with considerable rainfall of 208 mm (8.2 in) over 20 days. In contrast, September offers warmer nights with a minimum temperature of 16°C (62°F) and a higher average of 26°C (79°F). The maximum temperature can also peak at 37°C (99°F), but September experiences much less rainfall, totaling only 85 mm (3.3 in) over 12 days and a much drier humidity level of 62%. For more detailed climate information, you can check Longmen weather in September.

May and October present distinct weather contrasts. In May, temperatures range from a minimum of 10°C to a maximum of 36°C, with an average of 23°C. This month is characterized by high humidity levels at 86% and significant precipitation, totaling 208 mm over about 20 days. In comparison, October sees milder temperatures, with a minimum of 9°C, an average of 20°C, and a maximum of 35°C. The precipitation is markedly lower at 54 mm, falling over roughly 10 days, and the humidity drops to 62%. For more detailed information on October weather, you can refer to Longmen weather in October.

May and November present contrasting weather conditions. In May, temperatures range from a minimum of 10°C (51°F) to a scorching maximum of 36°C (97°F), with an average of 23°C (74°F). The month is characterized by high humidity at 86% and significant rainfall, totaling 208 mm (8.2 in) over 20 days. In contrast, November features much cooler temperatures, with a minimum of 5°C (41°F) and a maximum of 30°C (87°F), averaging at 15°C (59°F). This month experiences less precipitation, with 73 mm (2.9 in) spread over only 10 days and a reduced humidity level of 71%. For more details on November's weather, visit Longmen weather in November.

May and December present stark contrasts in weather conditions. In May, temperatures range from a mild 10°C (51°F) at night to a scorching high of 36°C (97°F) during the day, with an average temperature of 23°C (74°F). This month is notably humid, with 86% humidity and 208 mm of precipitation spread over 20 days, making it one of the wettest months. In contrast, December offers a much cooler climate, with night temperatures dropping to -2°C (29°F) and daytime highs peaking at 24°C (76°F), yielding an average of 9°C (49°F). Precipitation is significantly lower at 41 mm (1.6 in) across just 9 days, and humidity is relatively less at 75%. For more detailed information, visit Longmen weather in December.

Compare Longmen's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Longmen

As May arrives in Longmen, the weather transforms dramatically, characterized by a mix of warmth and humidity. The temperatures are significantly warmer, with pleasant days inviting outdoor activities, though the humidity can make it feel quite balmy. In contrast to the drier months that precede it, May also brings an increase in precipitation, with rain showing up on nearly two-thirds of the days. This change sets the stage for lush greenery and vibrant landscapes, marking a distinct transition into the summer season. To learn more about what to expect throughout the year, check out the details at Longmen Climate.