May Weather in Hunan, China

Last updated: August 21, 2025

In Hunan, China, May heralds the onset of warmer weather, with temperatures ranging from a minimum of 16°C (61°F) to a maximum of 27°C (82°F), and an average of 22°C (72°F). This month is characterized by high humidity levels at 85%, creating a lush and vibrant atmosphere. However, be prepared for rain, as precipitation reaches 137 mm (5.4 in) over an average of 12 days, making it one of the wetter months of the year. As nature flourishes, visitors can expect a beautiful blend of warm days and refreshing showers, perfect for experiencing the rich landscapes of Hunan.

May Temperature in Hunan

As May unfolds in Hunan, China, the region begins to embrace the warmth of spring, showcasing average temperatures that rise to a pleasant 22°C (72°F), with daily highs reaching a comfortable 27°C (82°F). This month marks a significant shift from the cooler temperatures of early spring; the minimums jump to 16°C (61°F), indicating a welcoming transition into the more summery feel of the coming months. As the days grow longer and sunnier, outdoor activities become increasingly popular, making May an invigorating time to explore Hunan's vibrant landscapes and rich cultural heritage before the summer heat settles in.

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

The chart illustrates May temperature patterns in Hunan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hunan, 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).
JanFebMarAprMayJunJulAugSepOctNovDec545458647279828381746759
Data source: Temperature data for Hunan 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 Hunan

In May, Hunan, China experiences a noticeable shift towards wetter conditions, with precipitation totaling 137 mm (5.4 in) over approximately 12 days. This amount creates a lush backdrop as the region shifts from the previous month’s 104 mm (4.1 in) in April, hinting at the arrival of the monsoon season. As temperatures rise and humidity climbs, the rain nourishes the vibrant landscapes, supporting agriculture and sustaining local ecosystems. The pattern of increasing rainfall is further underscored by the stark contrast to the drier months of January and July, where precipitation is significantly lower, at 63 mm (2.5 in) and 55 mm (2.2 in) respectively. This trend sets the stage for the much wetter month of June, marking a transition into peak rainfall in the region. Overall, May serves as a pivotal month, bridging the drier spring and the torrential rains of summer.

May Precipitation Trends in Hunan

The chart displays monthly precipitation patterns in Hunan, 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 Hunan, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec63971471041372685522187978565
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Hunan

In Hunan, China, the humidity levels exhibit a noticeable upward trend as spring transitions into summer. Starting the year at a consistent 73% in January and February, humidity begins to rise, reaching 80% in March and 81% in April. By May, it peaks at 85%, marking the onset of a noticeably muggy season. Following this peak, a slight decline occurs in June to 81%, while July and August maintain high humidity levels at 84% and 82% respectively. As autumn sets in, the humidity drops significantly to 70% in September before gradually stabilizing throughout the final months of the year. This cyclical shift not only defines Hunan’s climate but also influences the lush vegetation and vibrant ecosystems characteristic of the region.

May Average Humidity in Hunan

This chart illustrates the average monthly humidity levels in Hunan, 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 Hunan is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec73%73%80%81%85%81%84%83%70%73%77%79%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Hunan

As May unfolds in Hunan, China, residents experience an extreme UV Index of 12, mirroring the intensity seen in April. With a burn time of just 10 minutes, the region continues to emphasize the necessity for sun protection. Following a trend of increasing UV levels from January through April, May maintains this heightened exposure, leading into a summer where the UV Index will reach its peak. This consistent exposure calls for vigilance, as the potential for skin damage spikes during these months. For those planning outdoor activities, awareness of the UV index is crucial. For more detailed information, check the Hunan UV Index.

Maximum UV Index Levels in Hunan for May

The chart shows the monthly maximum UV Index (UVI) for Hunan 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 Hunan typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec7911121213131311986
Data source: Hunan 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 Hunan

May is truly a radiant month in Hunan, China, where the sun shines brightly for an impressive 285 hours, making it one of the sunniest periods of the year. This month marks a significant peak in sunshine hours, following a steady upward trend from the previous months, such as 264 hours in April and 257 hours in March. As the region transitions into summer, sunshine hours reach their zenith in July, with a remarkable 323 hours, while June also enjoys a healthy 243 hours. This delightful pattern emphasizes the lush vitality of May, bridging the vibrant spring energy into the warmth of summer, and inviting residents and visitors alike to bask in the beauty of the season.

Monthly Sunshine Duration in Hunan: May Highlighted

The May sunshine duration represents the total number of hours Hunan 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.
JanFebMarAprMayJunJulAugSepOctNovDec177h220h257h264h285h243h323h308h288h257h220h207h
Data source: Hunan May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Hunan During May

As spring transitions into summer in Hunan, China, the likelihood of sunny weather takes a notable dip. In May, the chance of clear skies shrinks to just 16%, a significant decrease from the previous months, particularly April's 30%. This downward trend continues into June, where the probability further plummets to 7%. After the bright months of January and February, which enjoy sun probabilities of 53% and 48% respectively, the sunshine becomes increasingly scarce as the rainy season approaches. Interestingly, the chances of sun see a rebound in September, suggesting that while May might be a washout, nature has a way of bringing back the sunshine later in the year.

Percentage of Sunny Days in May in Hunan

The chart illustrates the percentage of sunny days in Hunan 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 Hunan experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec53%48%38%30%16%7%28%26%57%30%33%34%
Data source: Hunan May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Hunan in May

As spring transitions into summer, Hunan, China, experiences a delightful increase in daylight duration that peaks in May. Starting with 10 hours of daylight in January, the region gradually welcomes longer days, reaching 13 hours by May. This trend continues through the summer months of June, July, and August, providing residents with ample time to enjoy the bright sun. However, as autumn approaches, the daylight begins to recede again, tapering off to 12 hours in September and returning to 10 hours by December. This rhythmic pattern of daylight not only marks the changing seasons but also invites a vibrant tapestry of activities and experiences throughout the year.

Average Daylight Hours in Hunan for May

The chart illustrates the variation in daylight duration in Hunan throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 41m11h 15m12h12h 46m13h 24m13h 43m13h 33m13h12h 16m11h 31m10h 51m10h 31m
Data source: Hunan daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Hunan

In May, Hunan experiences a gentle breeze with an average wind speed of 5.4 m/s (12 mph), marking a slight decline from the warmer months of April. This transitional period often brings a refreshing ambiance, as the province shakes off the spring's stillness. Notably, January starts the year with strong winds at 7.4 m/s (17 mph), which gradually decreases until May, before picking up again towards the end of the year, notably in October when winds peak at 9.1 m/s (20 mph). Overall, the trend showcases a pattern where wind speeds begin robustly in winter, soften through spring, and then intensify as the year progresses into autumn, providing a dynamic and ever-changing weather experience in this vibrant region.

Average May Wind Speed in Hunan

The chart displays monthly wind speed patterns in Hunan, 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.
JanFebMarAprMayJunJulAugSepOctNovDec7.46.25.66.45.4 m/s6.06.75.95.09.17.28.1
Data source: Hunan May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Hunan Compares to Other Months

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

In May, temperatures begin to rise, with a minimum of 16°C (61°F) and an average of 22°C (72°F), peaking at 27°C (82°F). The month is also characterized by higher humidity at 85% and significant precipitation of 137 mm (5.4 in) over 12 days, making it feel quite lush and vibrant. In contrast, January offers a much cooler climate, with temperatures ranging from a minimum of 5°C (42°F) to a maximum of 19°C (67°F), accompanied by lower precipitation of 63 mm (2.5 in) across 9 days and a humidity level of 73%. For more details on January's weather, visit Hunan weather in January.

May and February present contrasting weather patterns, reflecting the transition from spring to early summer. In May, temperatures are notably warmer, with a minimum of 16°C (61°F) and an average of 22°C (72°F), peaking at 27°C (82°F). This month also sees increased humidity at 85% and higher precipitation, averaging 137 mm (5.4 in) over 12 days. In contrast, February tends to be cooler, with temperatures ranging from a minimum of 6°C (43°F) to an average of 12°C (54°F), and a maximum of 18°C (64°F). The precipitation level is lower at 97 mm (3.8 in) over 11 days, and the humidity is more manageable at 73%. For more details on February's climate, you can check out Hunan weather in February.

In comparing the weather of May and March, May typically offers warmer temperatures, with averages reaching 22°C (72°F) compared to March's average of 14°C (58°F). May can see maximum temperatures as high as 27°C (82°F), while March peaks at 20°C (69°F). However, March experiences slightly higher rainfall, with 147 mm (5.8 in) over 15 days, compared to May's 137 mm (5.4 in) spread across 12 days. Humidity levels are also higher in May at 85%, compared to March's 80%. For more detailed information on March weather, you can check Hunan weather in March.

In comparing the weather of April and May, it is clear that May experiences warmer temperatures, with a minimum of 16°C (61°F), an average of 22°C (72°F), and a maximum of 27°C (82°F), compared to April’s minimum of 12°C (53°F), average of 18°C (64°F), and maximum of 24°C (76°F). Additionally, May sees an increase in precipitation, with 137 mm (5.4 in) falling over 12 days, while April recorded 104 mm (4.1 in) under the same number of rainy days. Humidity levels also rise in May to 85%, slightly higher than April's 81%. For more detailed information about April weather, you can check Hunan weather in April.

In May, the weather is characterized by a mild temperature range, with minimums around 16°C (61°F) and averages of 22°C (72°F), peaking at a maximum of 27°C (82°F). However, it also sees considerable rainfall, with 137 mm (5.4 in) over 12 days and high humidity levels of 85%.

In contrast, June brings warmer temperatures, with minimums rising to 22°C (71°F) and averages hitting 26°C (79°F), while maximum temperatures can reach up to 29°C (85°F). This month experiences even more precipitation, totaling 268 mm (10.6 in) over 15 days, but slightly lower humidity at 81%. For a more detailed look at the weather in June, you can check out Hunan weather in June.

May and July present contrasting weather patterns in terms of temperature and precipitation. In May, temperatures are milder with a minimum of 16°C (61°F) and an average of 22°C (72°F), peaking at 27°C (82°F). The month is also quite rainy, recording 137 mm (5.4 in) of precipitation over 12 days, combined with high humidity levels of 85%. In contrast, July experiences significantly warmer temperatures, featuring a minimum of 25°C (78°F), an average of 28°C (83°F), and a maximum of 31°C (89°F). Additionally, July is much drier, receiving only 55 mm (2.2 in) of rain over just 7 days, while humidity slightly decreases to 84%. For more details about July weather, visit Hunan weather in July.

In comparing the weather between May and August, May presents a milder climate with average temperatures ranging from a minimum of 16°C (61°F) to a maximum of 27°C (82°F) and an average of 22°C (72°F). It experiences significant rainfall, totaling 137 mm (5.4 in) over about 12 days and boasts a high humidity level of 85%. In contrast, August features warmer conditions, with temperatures ranging from a minimum of 25°C (78°F) to a maximum of 32°C (89°F) and an average temperature of 28°C (83°F). The precipitation is notably higher, amounting to 221 mm (8.7 in) over 17 days, while the humidity slightly decreases to 82%. Such differences highlight a transition from the cooler, wetter climate of May to the hotter, more humid conditions typical of August. For more details on August weather, visit Hunan weather in August.

May and September showcase distinct weather patterns, each with their own characteristics. In May, temperatures range from a minimum of 16°C (61°F) to a maximum of 27°C (82°F), averaging around 22°C (72°F). The month is relatively wet, with 137 mm (5.4 in) of precipitation over 12 days and high humidity levels at 85%. In contrast, September is warmer, featuring minimum temperatures of 22°C (72°F) and maximums reaching 30°C (86°F), with an average of 27°C (81°F). This month also experiences reduced rainfall, with 87 mm (3.4 in) over 15 days and lower humidity at 70%. For more details, you can check Hunan weather in September.

May and October both offer warm temperatures, but October tends to be slightly warmer overall, with average temperatures reaching 23°C (74°F) compared to May's 22°C (72°F). While May experiences a higher average humidity of 85%, October's humidity drops to a more comfortable 73%. Additionally, October sees less precipitation, with 97 mm (3.8 in) compared to May's 137 mm (5.4 in) over a similar number of rainy days. For more detailed information on October's weather, you can visit Hunan weather in October.

When comparing the weather in May and November, notable differences emerge in temperature and precipitation. May typically enjoys warmer temperatures, with a minimum of 16°C (61°F) and an average of 22°C (72°F), reaching a maximum of 27°C (82°F). However, this month also experiences higher humidity at 85% and more rainfall, averaging 137 mm (5.4 in) over 12 days. In contrast, November brings cooler conditions, with temperatures ranging from a minimum of 13°C (56°F) to an average of 19°C (67°F), peaking at 23°C (74°F). Additionally, November sees significantly less rainfall, totaling 85 mm (3.3 in) over 11 days and a lower humidity level of 77%. For more detailed information, refer to Hunan weather in November.

May and December present contrasting weather patterns, showcasing the transition from spring to winter. In May, temperatures range from a minimum of 16°C (61°F) to a maximum of 27°C (82°F), accompanied by higher humidity levels at 85% and significant rainfall totaling 137 mm (5.4 in) over about 12 days. In contrast, December's cooler climate features temperatures dipping to a low of 8°C (47°F) and peaking at 20°C (69°F), with much less precipitation of 65 mm (2.6 in) across 11 days and a lower humidity of 79%. For more detailed information, you can check Hunan weather in December.

Compare Hunan's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Hunan

As May unfolds in Hunan, the region transitions into a warmer climate, marked by an inviting average temperature of 22°C (72°F) that beckons the fading chill of spring. Compared to the cooler months, this is a significant shift, as the maximum temperatures can soar to 27°C (82°F), igniting the lush landscapes into full bloom. However, the arrival of May also introduces increased precipitation, with 137 mm (5.4 in) falling over approximately 12 days, contributing to the region's characteristic humidity of 85%. This blend of warmth and moisture creates a vibrant atmosphere, perfect for outdoor activities and experiencing the lush beauty of Hunan’s natural scenery. For a deeper understanding of what to expect throughout the year, explore our detailed insights on the Hunan Climate.