May Weather in Ya'an, China

Last updated: August 21, 2025

May in Ya'an, China is characterized by a temperate climate that boasts a maximum temperature reaching 30°C (86°F) and an average of 19°C (66°F). As the month progresses, temperatures dip to a minimum of 8°C (47°F), creating a comfortable yet varied atmosphere. However, this period is also marked by significant precipitation, with 151 mm (6.0 in) of rain spread over 18 days, contributing to the region's lush greenery. The high humidity at 87% enhances the vibrant landscape, making May an enchanting time to experience the natural beauty of Ya'an.

May Temperature in Ya'an

In Ya'an, China, May marks the transition into warmer weather, with temperatures reflecting a delightful shift. With a minimum of 8°C (47°F) and an average of 19°C (66°F), May offers a pleasant climate perfect for outdoor activities. The maximum temperature can reach 30°C (86°F), making it one of the warmer months of the year. This significant increase from the chill of early spring indicates a steady warming trend as the region moves into summer. The gradual rise in temperatures from previous months is accompanied by longer days, inviting both locals and travelers to enjoy the vibrant natural surroundings and cultural festivities that this beautiful city has to offer.

May Weather in Ya'an: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Ya'an, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ya'an, 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).
JanFebMarAprMayJunJulAugSepOctNovDec414454606671757568595142
Data source: Temperature data for Ya'an 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 Ya'an

In May, Ya'an, China experiences significant rainfall, with a precipitation amount of 151 mm (6.0 in), closely matching the preceding month of April. This increase in moisture reflects the onset of the rainy season, characterized by 18 days of precipitation that keep the region lush and vibrant. As the month transitions into June, the rainfall slightly rises to 152 mm (6.0 in), indicating a consistent pattern as summer approaches. Overall, the data suggests that May serves as a pivotal point in the transition to the region's wetter months, setting the stage for the dramatic increases in rainfall observed during July and August.

May Precipitation Trends in Ya'an

The chart displays monthly precipitation patterns in Ya'an, 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 Ya'an, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec5060791491511522593812021517061
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Ya'an

May in Ya'an, China, is characterized by high humidity, registering at 87%, which mirrors the elevated levels seen in February. This slight rise from April's 80% sets the stage for the increasingly humid months ahead. The transition into summer is palpable, as the humidity consistently creeps up, peaking at 91% during the late summer and early autumn months. The overall trend reflects a notable pattern, with humidity levels persisting above 80% for most of the year, creating a lush and vibrant environment that defines Ya’an's unique climate. The humidity not only enhances the region's greenery but also shapes the daily experiences of those who live there.

May Average Humidity in Ya'an

This chart illustrates the average monthly humidity levels in Ya'an, 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 Ya'an is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%87%78%80%87%89%89%91%91%90%91%87%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Ya'an

As May unfolds in Ya’an, China, the UV Index reaches an intense 13, placing it firmly in the extreme exposure category, with a burn time of just 10 minutes. This marks a continuation of a noticeable upward trend from earlier months, where the index climbed from a moderate 5 in January to an extreme level by April. Following May, this high intensity persists into June and remains prevalent through July and August, a crucial period for sun safety. As outdoor activities increase with warming temperatures, residents and visitors should remain vigilant against sun exposure. For detailed insights on UV levels throughout the year, check out Ya'an UV Index.

Maximum UV Index Levels in Ya'an for May

The chart shows the monthly maximum UV Index (UVI) for Ya'an 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 Ya'an typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec5810121313121212975
Data source: Ya'an 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 Ya'an

May in Ya'an, China, shines brightly with an impressive 273 hours of sunshine, marking it as one of the sunniest months of the year. This delightful stretch follows the spring months of March and April, both of which also basked in considerable sunlight, with hours peaking at 288 and settling at 264 respectively. Sunshine gradually diminishes as the year progresses, with June showing a slight decline to 252 hours. However, May stands out not just for its abundance of sun, but also as a precursor to the warmer summer months, where sunshine hours, particularly in July and August, rebound to 281 and 276 hours. With this captivating trend, May serves as a vibrant transition into the joyful embrace of summer, celebrating the beauty of sunlight in Ya'an.

Monthly Sunshine Duration in Ya'an: May Highlighted

The May sunshine duration represents the total number of hours Ya'an 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.
JanFebMarAprMayJunJulAugSepOctNovDec228h267h288h264h273h252h281h276h208h192h243h265h
Data source: Ya'an May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Ya'an During May

As May approaches in Ya'an, China, the likelihood of sunny weather remains relatively low, with only a 14% chance of clear skies. This trend follows a steady decline from the brighter months of January and February, which see chances of sunshine at 35% and 29%, respectively. Interestingly, while May shares its sun potential with the preceding month of April, it trails behind the slightly sunnier July, hinting at the fluctuating nature of Ya'an's climate. As spring gives way to summer, residents can anticipate a mix of weather patterns, culminating in a season where sunshine bursts through the clouds are infrequent yet cherished.

Percentage of Sunny Days in May in Ya'an

The chart illustrates the percentage of sunny days in Ya'an 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 Ya'an experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec35%29%19%14%14%11%21%13%21%7%24%24%
Data source: Ya'an May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Ya'an in May

In Ya'an, China, the length of daylight experiences a delightful evolution throughout the year. Starting from January, when days stretch just 10 hours, there's a gradual increase as spring approaches. By April, daylight blossoms to 12 hours, paving the way for May, where the sun graces the sky for 13 hours, marking it as one of the sunniest months. This upward trend continues into June with a peak of 14 hours, perfect for outdoor adventures. As summer wanes, daylight begins to subtly retreat, hovering around 13 hours during the months of July and August. As autumn descends, day length gently diminishes, closing the year again at 10 hours in December. This rhythmic cycle of increasing and decreasing light not only defines the seasons but also shapes the vibrant life in Ya'an.

Average Daylight Hours in Ya'an for May

The chart illustrates the variation in daylight duration in Ya'an throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 26m11h 6m11h 59m12h 53m13h 39m14h 1m13h 50m13h 10m12h 18m11h 24m10h 38m10h 14m
Data source: Ya'an daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Ya'an

In May, Ya'an, China experiences a steady and gentle breeze, with an average wind speed of 1.2 m/s (3 mph), mirroring the calm conditions typical of the preceding months. This consistent light wind not only adds a refreshing touch to the warm spring atmosphere but also reflects a broader trend throughout the year. Notably, the wind speeds remain relatively stable from January through April, consistently hovering around 1.2 to 1.3 m/s. As summer approaches, the winds slightly ease, descending to 1.1 m/s in June and July, signaling a shift towards more tranquil weather. As the year progresses, this mild wind pattern reestablishes itself, with seasonal fluctuations remaining minimal, enhancing the serene beauty that characterizes Ya'an’s climate during late spring.

Average May Wind Speed in Ya'an

The chart displays monthly wind speed patterns in Ya'an, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.21.31.31.21.2 m/s1.11.11.11.11.01.11.1
Data source: Ya'an May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Ya'an Compares to Other Months

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

May and January present stark contrasts in weather conditions. In May, temperatures range from a cool 8°C (47°F) at night to a warm 30°C (86°F) during the day, with an average of 19°C (66°F). The month experiences significant rainfall, totaling 151 mm (6.0 in) over 18 days, and humidity levels peak at 87%. In contrast, January is marked by much colder conditions, with temperatures dipping as low as -4°C (25°F) and averaging just 5°C (41°F), reaching a maximum of 15°C (60°F). This month sees less precipitation at 50 mm (2.0 in) spread across 15 days, while humidity remains relatively high at 86%. For a more detailed look at January weather, visit Ya'an weather in January.

May and February present distinct contrasts in weather conditions. In May, temperatures range significantly from a minimum of 8°C (47°F) to a maximum of 30°C (86°F), with an average of 19°C (66°F). This month also sees higher precipitation levels, totaling 151 mm (6.0 in) over 18 days, while maintaining high humidity at 87%. In contrast, February features cooler temperatures, with a minimum of -2°C (28°F) and a maximum of 21°C (70°F), averaging around 7°C (45°F). Precipitation is notably lower at 60 mm (2.4 in) across 14 days, yet humidity remains consistent at 87%. For a more detailed overview of February weather, you can check Ya'an weather in February.

In comparing the weather between March and May, we see a notable increase in temperatures and precipitation levels as spring progresses into early summer. In March, temperatures range from a chilly minimum of 1°C (34°F) to a comfortable maximum of 26°C (80°F), with an average of 12°C (54°F). The month experiences about 79 mm (3.1 in) of precipitation over 19 days, resulting in a humidity level of 78%.

In contrast, May boasts significantly warmer temperatures, with a minimum of 8°C (47°F) and a maximum reaching up to 30°C (86°F), averaging 19°C (66°F). However, it also sees higher rainfall at 151 mm (6.0 in) over 18 days, pushing humidity up to a rather damp 87%. For more details on March weather, you can visit Ya'an weather in March.

In comparing the weather of May and April, May offers slightly warmer temperatures with a minimum of 8°C (47°F) and an average of 19°C (66°F), compared to April's minimum of 6°C (43°F) and average of 16°C (60°F). Notably, May reaches a maximum of 30°C (86°F), which is just a degree higher than April's peak of 29°C (85°F). Both months experience similar precipitation levels, with May recording 151 mm (6.0 in) over 18 days, while April sees 149 mm (5.9 in) across 19 days. The humidity also rises in May, averaging 87% compared to April's 80%. For more detailed information about April weather specifically, you can check Ya'an weather in April.

May typically experiences a broader temperature range, with minimums around 8°C (47°F) and maximums reaching 30°C (86°F), resulting in an average of 19°C (66°F). The month receives significant precipitation, totaling 151 mm (6.0 in) over 18 days, and maintains a high humidity level of 87%. In contrast, June brings warmer overall temperatures, with minimums rising to 13°C (55°F) and maximums reaching 32°C (89°F), yielding an average of 22°C (71°F). The rainfall is slightly increased, totaling 152 mm (6.0 in) over 19 days, and humidity remains high at 89%. For more information, you can check out Ya'an weather in June.

May and July exhibit a notable transformation in weather conditions, highlighting the transition from spring to summer. In May, temperatures range from a minimum of 8°C (47°F) to a maximum of 30°C (86°F), averaging around 19°C (66°F). The month experiences significant rainfall, with 151 mm (6.0 in) spread over 18 days, and humidity levels at a high 87%. In contrast, July brings warmer temperatures, with a minimum of 18°C (64°F) and a maximum of 34°C (94°F), averaging 24°C (75°F). Precipitation increases to 259 mm (10.2 in) over 23 days, accompanied by slightly higher humidity at 89%. For further insights into weather conditions during this month, you can check Ya'an weather in July.

May and August present notably different weather patterns. In May, temperatures range from a cool 8°C (47°F) at night to a comfortable 30°C (86°F) during the day, with an average of 19°C (66°F). The month experiences considerable rainfall, totaling 151 mm (6.0 in) over 18 days, and maintains high humidity at 87%. In contrast, August sees higher temperatures, with a minimum of 17°C (62°F), an average of 24°C (75°F), and a maximum of 34°C (93°F). This month is also wetter, with precipitation measuring 381 mm (15.0 in) over 24 days, and humidity slightly rising to 91%. These differences illustrate the transition from the milder spring conditions of May to the warmer, more humid summer weather typical of August. For more details, you can refer to Ya'an weather in August.

May and September exhibit notable differences in weather patterns. May tends to have a wider temperature range, with minimums dipping to 8°C (47°F) and maximums reaching up to 30°C (86°F), while September is generally warmer, with minimums around 13°C (56°F) and maximums peaking at 31°C (88°F). Precipitation increases in September, totaling 202 mm (7.9 in) across 22 days, compared to May's 151 mm (6.0 in) over 18 days. Additionally, humidity levels are slightly higher in September at 91%, compared to 87% in May. For more detailed information, you can check Ya'an weather in September.

May and October present distinct weather patterns. In May, temperatures range from a minimum of 8°C (47°F) to a comfortable average of 19°C (66°F), peaking at 30°C (86°F). This month experiences a significant amount of rain, with 151 mm (6.0 in) of precipitation over 18 days and humidity hovering around 87%. In contrast, October features slightly cooler temperatures, with a minimum of 9°C (48°F) and an average of 15°C (59°F), reaching a maximum of 27°C (82°F). Although the total precipitation remains the same at 151 mm (5.9 in), it is spread over more days—26 in total—resulting in an increased humidity level of 90%. For more specific details, you can explore Ya'an weather in October.

In comparing the weather of May and November, a stark contrast is evident. May generally boasts warmer temperatures, with averages around 19°C (66°F) and highs reaching up to 30°C (86°F), while November experiences cooler conditions, with an average of 11°C (51°F) and maximums of 22°C (72°F). Precipitation is more prevalent in May, accumulating to 151 mm (6.0 in) over 18 days, compared to just 70 mm (2.8 in) over 17 days in November. Humidity levels are also slightly higher in November at 91%, compared to May's 87%. For a more detailed look at November conditions, visit Ya'an weather in November.

In May, the weather is typically warm, with temperatures ranging from a minimum of 8°C (47°F) to a maximum of 30°C (86°F), and an average temperature of 19°C (66°F). The month experiences significant rainfall, with 151 mm (6.0 in) of precipitation over 18 days, contributing to a humid environment with 87% humidity. In contrast, December presents a much cooler climate, where temperatures dip to a minimum of -5°C (24°F) and peak at 15°C (60°F), with an average of only 6°C (43°F). The precipitation decreases to 61 mm (2.4 in) over 16 days, while humidity remains the same at 87%. This stark difference in temperature and precipitation highlights how seasonal shifts can transform the atmosphere entirely. For more detailed information, you can visit Ya'an weather in December.

Compare Ya'an's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Ya'an

As May rolls into Ya'an, the weather transforms into a vibrant tapestry of warmth and moisture, striking a stark contrast to the cooler months preceding it. With temperatures peaking at a delightful 30°C and an average of 19°C, the month ushers in a promising feel of spring. However, the frequent showers, totaling 151 mm across 18 days, keep the surroundings lush and green, while the humidity hovers around a steamy 87%. This unique blend of warmth and wetness creates an inviting atmosphere perfect for enjoying the region’s stunning natural beauty. For more detailed insights on this captivating climate, visit Ya'an Climate.