May Weather in Bohai, China

Last updated: August 21, 2025

May in Bohai, China welcomes warmer temperatures, with maximums reaching a sizzling 34°C (94°F), while the average hovers around a comfortable 19°C (66°F). Nights can still feel brisk, dipping to a minimum of 2°C (35°F). This month typically sees about 29 mm (1.1 in) of rainfall spread across 5 days, contributing to a humidity level of 56%. As spring transitions toward summer, May offers a vibrant mix of warm days and cool evenings, perfect for outdoor exploration.

May Temperature in Bohai

In Bohai, China, May marks a significant shift in the seasonal patterns, heralding warmer temperatures that invite outdoor activities. With minimums averaging around 2°C (35°F), the chill of winter gives way to a more pleasant climate. The average temperature climbs to a comfortable 19°C (66°F), ideal for enjoying springtime moments. As the month progresses, maximum temperatures can soar to an impressive 34°C (94°F), hinting at the approaching summer heat. This month showcases a remarkable transition, setting the stage for the hotter months ahead while still holding onto the refreshing essence of spring.

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

The chart illustrates May temperature patterns in Bohai, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bohai, 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).
JanFebMarAprMayJunJulAugSepOctNovDec212741546674767566513624
Data source: Temperature data for Bohai 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 Bohai

In May, Bohai, China experiences a notable increase in precipitation, receiving 29 mm (1.1 in) over five days. This upward trend from the preceding months reflects the region's shift toward the wetter season, as April's rainfall hits 22 mm (0.9 in) across just two days. The gradual transition reveals an environment awakening with increased moisture, preparing for the imminent surge in rainfall characteristic of the summer months, where June can see up to 63 mm (2.5 in). This pattern underscores the seasonal variability in Bohai, where May acts as a pivotal bridge between spring's mild wetness and the summer's intense downpours.

May Precipitation Trends in Bohai

The chart displays monthly precipitation patterns in Bohai, 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 Bohai, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec28192229632621977537183
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Bohai

May in Bohai, China, brings a transition in humidity, maintaining a notable 56% level that mirrors the previous month. As spring edges toward summer, the air remains relatively comfortable before the onset of higher humidity in June, which will climb to 68%. Observing the data from January through December, a clear trend emerges: humidity steadily rises as the year progresses, peaking during the summer months of July and August, where it soars to 78% and 83%, respectively. The moderating humidity in May serves as a prelude to the sultry summer, making it an ideal time for outdoor activities before the humidity truly sets in.

May Average Humidity in Bohai

This chart illustrates the average monthly humidity levels in Bohai, 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 Bohai is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec65%59%52%56%56%68%78%83%74%74%58%60%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Bohai

In May, Bohai, China, experiences a notable uptick in UV exposure, with the UV Index peaking at 9, signaling a very high risk for sunburn. This adjustment marks a sharp increase from April’s 8 and highlights the importance of sun safety measures during this time, as the effective burn time shrinks to just 15 minutes. As the month progresses into a season characterized by intense sunlight, residents and visitors alike should be prepared for similar conditions in June and July, where UV levels remain exceptionally high. To stay informed and protect yourself effectively, explore the details at Bohai UV Index.

Maximum UV Index Levels in Bohai for May

The chart shows the monthly maximum UV Index (UVI) for Bohai 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 Bohai typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2458991098632
Data source: Bohai 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 Bohai

May brings a delightful surge in sunshine to Bohai, China, with an impressive 329 hours of sunlight, marking a peak as the days grow longer and warmer. This upward trend in daylight begins in January with a modest 215 hours and steadily climbs, culminating in May as the region embraces the full bloom of spring. Following May, the sunshine remains abundant but begins to taper slightly in June with 322 hours. The gradual decline continues into the summer months, highlighting May’s pivotal role as the sunniest month of the year. This pattern not only enhances May's charm but also signals the onset of vibrant outdoor activities, making it a perfect time for exploration and enjoyment in Bohai.

Monthly Sunshine Duration in Bohai: May Highlighted

The May sunshine duration represents the total number of hours Bohai 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.
JanFebMarAprMayJunJulAugSepOctNovDec215h259h298h300h329h322h291h311h280h266h244h259h
Data source: Bohai May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Bohai During May

In Bohai, China, May marks a transitional period in weather patterns, with a 53% chance of sunny days, a modest increase compared to the preceding months. Following a dip in sunshine likelihood through March and April, May begins to hint at brighter days ahead, although it still lags behind the robust sun-filled months of January and February. As the region warms towards summer, the cloud cover increases again in June, reducing the chances of sunny weather to 45%. This trend illustrates the ebb and flow of sunshine in Bohai, where May serves as a delicate balancing act between the lingering coolness of spring and the impending heat of summer.

Percentage of Sunny Days in May in Bohai

The chart illustrates the percentage of sunny days in Bohai 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 Bohai experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec82%68%49%56%53%45%24%46%40%58%75%84%
Data source: Bohai May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Bohai in May

As spring transitions into summer in Bohai, China, daylight duration increases significantly, showcasing the region's vibrant seasonal changes. Beginning with 9 hours of daylight in January, the days gradually lengthen, reaching 14 hours by May. This month represents a peak in daylight hours, where the warmth of spring blends seamlessly into the advancing summer, inviting outdoor activities and exploration. Following May, daylight begins to taper off slightly, yet remains abundant at 15 hours in June before gradually declining back to 9 hours by December. This clear trend highlights a dynamic shift in daylight that not only marks the changing seasons but also enhances the lively atmosphere of Bohai.

Average Daylight Hours in Bohai for May

The chart illustrates the variation in daylight duration in Bohai throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 37m10h 38m11h 56m13h 17m14h 26m15h14h 43m13h 43m12h 25m11h 5m9h 55m9h 18m
Data source: Bohai daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Bohai

In Bohai, China, the month of May stands out as a refreshing transition in wind conditions, with an average wind speed of 2.6 m/s (6 mph), marking an increase from the preceding months. This upward trend is notable considering the gradual rise from a steady 2.1 m/s in January and February, through a slight bump in April. May not only ushers in warmer weather but also invites a gentle breeze, creating ideal conditions for outdoor activities. Interestingly, the wind speed begins to wane again in June, dipping to 2.0 m/s (4 mph) and continuing to decline through the summer months. As the seasons shift, it’s clear that May serves as a peak moment for wind enthusiasts and nature lovers alike in this vibrant coastal region.

Average May Wind Speed in Bohai

The chart displays monthly wind speed patterns in Bohai, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.12.12.02.42.6 m/s2.01.51.61.51.82.32.1
Data source: Bohai May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Bohai Compares to Other Months

Weather in Bohai varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Bohai, 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 chilly 2°C (35°F) at night to a warm 34°C (94°F) during the day, with an average temperature of 19°C (66°F). The month sees around 29 mm (1.1 in) of precipitation over five days, offering a hint of spring's rejuvenation with a humidity level of 56%. In contrast, January is characterized by frigid cold, with minimum temperatures plummeting to -23°C (-10°F) and a daytime maximum of only 9°C (49°F), averaging -6°C (21°F). This month experiences minimal precipitation of just 2 mm (0.1 in) across no rainy days, and while the humidity is slightly higher at 65%, the biting cold dominates. For more details on January weather, check out Bohai weather in January.

May and February present stark contrasts in weather conditions. In May, temperatures range significantly, with a minimum of 2°C (35°F) and a maximum soaring to 34°C (94°F), resulting in an average of 19°C (66°F). This month experiences relatively low precipitation at 29 mm (1.1 in) over about 5 days, along with a humidity level of 56%. In contrast, February is much colder, showing a minimum of -17°C (1°F), an average of -3°C (27°F), and a maximum of 21°C (69°F). Precipitation is minimal during February, totaling only 8 mm (0.3 in) over just one day, with humidity slightly higher at 59%. For more detailed insights on February weather, you can visit Bohai weather in February.

May and March showcase distinct differences in weather conditions. In March, temperatures range from a chilly -10°C (14°F) to a mild 24°C (76°F), with an average temperature of 5°C (42°F) and relatively low humidity at 52%. The month sees about 19 mm (0.7 in) of precipitation over 4 days. In contrast, May experiences a more temperate climate, with minimum temperatures of 2°C (35°F) and maximums reaching up to 34°C (94°F), averaging 19°C (66°F). Precipitation increases slightly to 29 mm (1.1 in) over 5 days, while humidity rises to 56%. For those interested in more specific details regarding March, you can explore Bohai weather in March.

In comparing the weather of May and April, May showcases a warmer climate with an average temperature of 19°C (66°F) and a maximum reaching up to 34°C (94°F), while April's average temperature rests at a cooler 12°C (55°F) with a high of 32°C (89°F). Although both months have the same humidity level of 56%, May experiences slightly more precipitation, totaling 29 mm (1.1 in) over 5 days, compared to April's 22 mm (0.9 in) over just 2 days. For a more detailed overview of the weather patterns during April, you can check out Bohai weather in April.

May weather is characterized by a wider temperature range, with minimums dropping to 2°C (35°F) and maximums reaching up to 34°C (94°F). The average temperature sits at a comfortable 19°C (66°F), accompanied by relatively low precipitation of 29 mm (1.1 in) over 5 days and humidity at 56%. In contrast, June brings warmer conditions, with minimum temperatures starting at 10°C (50°F) and maximum temperatures soaring to 37°C (98°F). The average temperature rises to 23°C (74°F), though it also sees an increase in precipitation to 63 mm (2.5 in) over 10 days, coupled with higher humidity levels of 68%. For a detailed look at the weather in June, visit Bohai weather in June.

The weather in May and July presents a notable contrast, both in temperature and precipitation. In May, temperatures range from a minimum of 2°C (35°F) to a maximum of 34°C (94°F), with an average of 19°C (66°F) and relatively low precipitation of 29 mm (1.1 in) over 5 days. In contrast, July sees much warmer conditions, with temperatures ranging from a minimum of 15°C (58°F) to a maximum of 36°C (97°F) and an average of 25°C (77°F). However, July is also characterized by significantly higher precipitation at 262 mm (10.3 in) across 18 days, along with increased humidity levels of 78%. For a closer look at the daily weather patterns in July, you can check Bohai weather in July.

When comparing the weather in May and August, notable differences emerge. May experiences a broader temperature range, with minimums dipping to 2°C (35°F) and maximums reaching up to 34°C (94°F), while the average temperature sits around 19°C (66°F). In contrast, August tends to be warmer overall, featuring a minimum temperature of 12°C (54°F) and an average of 24°C (75°F), with highs peaking at 35°C (95°F). Precipitation also varies significantly between the two months; May has a modest 29 mm (1.1 in) of rain over just 5 days, whereas August sees a substantial increase in rainfall, totaling 197 mm (7.8 in) across 15 days. Additionally, humidity levels are higher in August at 83%, compared to 56% in May. For further details on this month's weather conditions, refer to Bohai weather in August.

May and September offer contrasting weather patterns despite their similar average temperatures. In May, temperatures range from a cooler minimum of 2°C (35°F) to a maximum of 34°C (94°F), with relatively low humidity at 56% and only 29 mm (1.1 in) of precipitation over about 5 days. In contrast, September sees a slight increase in the minimum temperature to 5°C (41°F) and a maximum of 33°C (92°F), but experiences higher humidity levels at 74% and significantly more rainfall, totaling 75 mm (2.9 in) across 8 days. These differences highlight the transition from the dry warmth of late spring to the more humid and wetter conditions of early autumn. For further details, you can check Bohai weather in September.

May and October present contrasting weather patterns. In May, temperatures range from a minimum of 2°C (35°F) to a maximum of 34°C (94°F), with an average temperature of 19°C (66°F). The month sees a moderate amount of precipitation at 29 mm (1.1 in) over five days, and humidity sits at a comfortable 56%. In contrast, October experiences cooler temperatures, with a minimum of -2°C (28°F) and a maximum of 27°C (81°F), averaging just 10°C (51°F). Precipitation slightly increases to 37 mm (1.5 in) over four days, accompanied by a higher humidity level of 74%. For more details on the autumn climate, you can check Bohai weather in October.

May and November present striking contrasts in weather. In May, temperatures range from a mild 2°C (35°F) at night to a warm 34°C (94°F) during the day, with an average of 19°C (66°F). The month sees some rainfall, with 29 mm (1.1 in) over roughly five days and humidity at 56%. In sharp contrast, November's temperatures drop significantly, with minimums plummeting to -10°C (14°F), averaging just 2°C (37°F) and maxing out at a comfortable 22°C (71°F). This month experiences less precipitation at 18 mm (0.7 in) over three days and slightly higher humidity at 58%. For more information on November weather, check Bohai weather in November.

May and December present contrasting weather patterns that highlight the shift from spring to winter. In May, temperatures range from a mild 2°C (35°F) to a warm 34°C (94°F), with an average of 19°C (66°F) and relatively low precipitation of 29 mm (1.1 in) over about 5 days, along with humidity at 56%. In stark contrast, December experiences frigid conditions, with temperatures plummeting from a minimum of -18°C (0°F) to a maximum of just 10°C (50°F), averaging at -5°C (24°F). The month sees minimal precipitation at only 3 mm (0.1 in) across just 1 day, and humidity rises slightly to 60%. For more details on December's weather, check out Bohai weather in December.

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Conclusion: What to Expect From May Weather in Bohai

As May unfolds in the Bohai region, the weather showcases a delightful transition from the cooler spring months to a more temperate climate. With average temperatures rising to a pleasant 19°C, this month enjoys the warmth without the sweltering heat of summer. The days are characterized by moderate humidity levels at 56%, creating a comfortable outdoor atmosphere. Aside from a few light rainy days, the overall precipitation is relatively low, making it an ideal time for outdoor activities. This unique blend of warmth, mild conditions, and minimal rainfall distinguishes May from the chill of earlier months and sets the stage for the summer ahead. For a deeper insight into the Bohai climate, be sure to check Bohai Climate.