May Weather in Kawasaki, Japan

Last updated: August 21, 2025

In May, Kawasaki, Japan experiences a delightful transition into warmer weather, characterized by maximum temperatures reaching up to 27°C (80°F) and an average of 19°C (67°F). While the minimum temperature can drop to 11°C (52°F), the month is marked by a notable humidity level of around 81%, contributing to a lush environment. Rainfall is a significant feature, with 118 mm (4.6 in) of precipitation spread over 11 days, ensuring vibrant flora and a refreshing atmosphere. This combination of warmth and occasional showers makes May a beautiful time to explore the city's blossoming landscapes.

May Temperature in Kawasaki

As May arrives in Kawasaki, Japan, the city experiences a delightful shift in temperatures, marking a transition into warmer days. With minimum temperatures averaging around 11°C (52°F) and peaking at a comfortable 27°C (80°F), the month offers a refreshing average of 19°C (67°F). This upward trend from the cooler spring months not only invites residents outdoors but also enhances the vibrancy of the landscape, as flowers bloom and greenery flourishes. May's pleasant warmth signals the approach of summer, making it an ideal time for picnics and leisurely strolls in the city's parks. As the temperature gradually rises, the anticipation of balmy summer days becomes palpable, drawing both locals and visitors to revel in the season’s charm.

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

The chart illustrates May temperature patterns in Kawasaki, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kawasaki, 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).
JanFebMarAprMayJunJulAugSepOctNovDec434551586772788275665848
Data source: Temperature data for Kawasaki 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 Kawasaki

In May, Kawasaki experiences a significant continuation of its wet season, with precipitation reaching 118 mm (4.6 in) over the month. This rainfall is spread across 11 days, suggesting a persistent yet moderate pattern of showers that help nourish the blooming landscape as spring transitions into early summer. Compared to the rainier months of March and April, May's totals indicate a slight decrease, but still keep the city lush and vibrant. As the season progresses into June, the rain intensifies further, hinting at an increasingly dynamic weather pattern that characterizes Kawasaki's early summer months.

May Precipitation Trends in Kawasaki

The chart displays monthly precipitation patterns in Kawasaki, 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 Kawasaki, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec53431381161181612091041872668764
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Kawasaki

In May, Kawasaki experiences a notable rise in humidity, reaching 81%, which marks an incremental shift from the drier months of spring. This increase signals the onset of the warmer, more humid season as the region transitions into summer. The trend of rising humidity continues into June and peaks in July at a staggering 93%, emphasizing Kawasaki's characteristic sultriness in the height of summer. Overall, this upward trajectory in humidity levels—from a comfortable 70% in March to a balmy 81% in May—illustrates the unique climatic profile of Kawasaki, where the blend of warmth and moisture fosters a lush, vibrant environment.

May Average Humidity in Kawasaki

This chart illustrates the average monthly humidity levels in Kawasaki, 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 Kawasaki is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%74%70%74%82%88%93%90%86%83%80%78%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Kawasaki

In May, Kawasaki experiences a notable spike in its UV Index, reaching an extreme level of 11—a significant jump from the moderate readings at the start of the year. With a burn time reduced to just 10 minutes, caution is essential for outdoor activities during this month. This trend continues into June and July, where the UV Index remains at the same extreme level, suggesting that the early summer months necessitate heightened awareness and protective measures against sun exposure. As the year progresses, the UV Index gradually decreases, but May stands out with its peak intensity, making it crucial for residents and visitors to prioritize skin protection. For more detailed information, check out the full Kawasaki UV Index.

Maximum UV Index Levels in Kawasaki for May

The chart shows the monthly maximum UV Index (UVI) for Kawasaki 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 Kawasaki typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec35891111111110754
Data source: Kawasaki 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 Kawasaki

As May arrives in Kawasaki, Japan, residents bask in an impressive 285 hours of sunshine, marking the peak of the spring season. This delightful month follows a steady increase in daylight, starting from 191 hours in January and blossoming to its May zenith. April's 273 hours perfectly sets the stage for this sun-soaked transition, demonstrating a clear upward trend that characterizes the region’s springtime climate. Notably, as summer approaches, Kawasaki experiences slight fluctuations, with June dropping to 262 hours and July further declining to 234 hours, reminding us that while the vibrant warmth of May is fleeting, it energizes the spirit and casts a glow on the year ahead.

Monthly Sunshine Duration in Kawasaki: May Highlighted

The May sunshine duration represents the total number of hours Kawasaki 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.
JanFebMarAprMayJunJulAugSepOctNovDec191h233h260h273h285h262h234h288h235h202h231h231h
Data source: Kawasaki May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Kawasaki During May

In Kawasaki, Japan, the likelihood of enjoying sunny weather in May takes a noticeable dip to just 24%, making it one of the cloudier months in the spring. This trend contrasts sharply with February's robust 66%, which captures winter's crisp clarity. As we transition from the cooler months into May, it's interesting to note that April enjoys a more favorable 50% chance of sunshine, suggesting a gradual shift toward milder weather. However, as spring gives way to summer, the subsequent months of June and July maintain a similar likelihood of sunny days, each hovering around 24% and 34% respectively. This pattern indicates that while May might promise blooming flowers, those hoping for consistent sunshine will need to prepare for a bit of cloud cover.

Percentage of Sunny Days in May in Kawasaki

The chart illustrates the percentage of sunny days in Kawasaki 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 Kawasaki experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec53%66%42%50%24%24%34%37%28%50%59%64%
Data source: Kawasaki May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Kawasaki in May

As spring blooms into summer, Kawasaki, Japan, experiences a remarkable transformation in its daylight hours. Starting the year with 10 hours of daylight in both January and February, the days gradually lengthen through March, reaching 11 hours. By April, the increase becomes more pronounced, with 13 hours of sunlight encouraging outdoor activities and the beauty of cherry blossoms. May shines brightly with 14 hours of daylight, a pattern that continues into June and July, offering ample time to enjoy the warm weather. As summer fades into late summer and autumn, daylight begins to wane, reducing to 13 hours in August and then gradually declining to 10 hours by November. This rhythm of daylight in Kawasaki not only reflects the changing seasons but also enhances the community's connection with nature throughout the year.

Average Daylight Hours in Kawasaki for May

The chart illustrates the variation in daylight duration in Kawasaki throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 2m10h 53m11h 58m13h 5m14h 1m14h 29m14h 15m13h 26m12h 22m11h 15m10h 17m9h 47m
Data source: Kawasaki daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Kawasaki

In Kawasaki, Japan, the month of May brings a refreshing change as the average wind speed reaches 5.3 m/s (12 mph), marking a notable increase compared to the preceding months. This upward trend from April's 4.8 m/s (11 mph) not only signals the arrival of warmer weather but also sets a lively ambiance for outdoor activities. As summer approaches, the winds start to mellow slightly in June to 3.7 m/s (8 mph), indicating a shift towards the calmer breezes typical of the season. This pattern illustrates how May serves as a transitional period, giving way to the milder winds that characterize the later months, while still providing a vibrant spring breeze that invigorates the city.

Average May Wind Speed in Kawasaki

The chart displays monthly wind speed patterns in Kawasaki, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.34.94.94.85.3 m/s3.73.24.84.44.64.14.5
Data source: Kawasaki May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Kawasaki Compares to Other Months

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

May and January present a striking contrast in weather conditions. In May, temperatures range from a minimum of 11°C (52°F) to a maximum of 27°C (80°F), resulting in a pleasant average of 19°C (67°F). The month experiences a relatively high precipitation level of 118 mm (4.6 in) spread over 11 days, coupled with a humidity level of 81%, creating a lush and vibrant atmosphere. In contrast, January is much colder, with temperatures dipping as low as -3°C (27°F) and reaching a maximum of 18°C (65°F), leading to an average of just 6°C (44°F). Additionally, January sees less precipitation, at 52 mm (2.1 in), over only 4 days, and a slightly lower humidity of 76%. For more details on January weather, visit Kawasaki weather in January.

When comparing the weather between May and February, the differences are quite pronounced. In May, temperatures range from a minimum of 11°C (52°F) to a maximum of 27°C (80°F), with an average of 19°C (67°F), indicating a pleasantly warm climate perfect for outdoor activities. In contrast, February experiences much cooler conditions, with temperatures ranging from 0°C (31°F) to 18°C (66°F) and an average of just 7°C (45°F). Precipitation is also more significant in May, with 118 mm (4.6 in) falling over 11 days compared to February's 43 mm (1.7 in) across 7 days. Additionally, May tends to be more humid, with a humidity level of 81% compared to February's 74%. For more details about February weather in Kawasaki, you can visit Kawasaki weather in February.

When comparing the weather in May and March, a noticeable difference in temperatures can be observed. May enjoys a milder climate, featuring minimum temperatures around 11°C (52°F) and an average of 19°C (67°F), while March sees cooler conditions with minimums dropping to 1°C (34°F) and an average of only 11°C (52°F). In terms of precipitation, March receives slightly more rainfall at 138 mm (5.4 in) over 12 days compared to May's 118 mm (4.6 in) over 11 days. Additionally, May experiences higher humidity levels at 81%, compared to March’s 70%. For more detailed insights on March weather, check out Kawasaki weather in March.

In comparing the weather of May and April, it's evident that May experiences significantly warmer temperatures, with minimums of 11°C (52°F) compared to April's 4°C (40°F), and average highs soaring to 27°C (80°F) versus April’s maximum of 23°C (74°F). Both months have similar levels of precipitation, with May recording 118 mm (4.6 in) over 11 days and April slightly lower at 116 mm (4.6 in) across 10 days. However, May’s humidity stands at 81%, noticeably higher than April’s 74%, creating a more humid environment as spring progresses. For more details on April’s weather, you can check Kawasaki weather in April.

In May, temperatures typically range from a minimum of 11°C (52°F) to a maximum of 27°C (80°F), with an average temperature of 19°C (67°F). The month experiences about 118 mm (4.6 in) of precipitation over 11 days, and the humidity averages around 81%. In contrast, June sees a rise in temperatures, with a minimum of 16°C (61°F), an average of 22°C (72°F), and a peak of 29°C (85°F). However, June also brings higher precipitation, totaling 161 mm (6.3 in) across 13 days, along with increased humidity at 88%. For more details about the weather in June, you can check Kawasaki weather in June.

May and July exhibit distinct weather patterns. In May, temperatures range from a minimum of 11°C (52°F) to a maximum of 27°C (80°F), with an average of 19°C (67°F). The month experiences about 118 mm (4.6 in) of precipitation over 11 days, accompanied by a humidity level of 81%. In contrast, July is notably warmer, with temperatures varying from a minimum of 19°C (66°F) to a maximum of 35°C (95°F), averaging 26°C (78°F). It also sees increased precipitation, totaling 209 mm (8.2 in) over 16 days, and higher humidity at 93%. For a closer look at what to expect, check out Kawasaki weather in July.

In May, the weather tends to be milder with temperatures ranging from a minimum of 11°C (52°F) to a maximum of 27°C (80°F), averaging around 19°C (67°F). However, May is characterized by relatively high humidity levels at 81% and precipitation totaling 118 mm (4.6 in) over 11 days. In contrast, August experiences warmer temperatures, with a minimum of 20°C (68°F) and a maximum reaching 34°C (93°F), averaging 28°C (82°F). Despite slightly lower precipitation at 104 mm (4.1 in) over 12 days, August sees an increase in humidity to 90%. For more details on August weather, check out Kawasaki weather in August.

In comparing the weather between May and September, it's clear that September tends to be warmer with average temperatures of 24°C (76°F), compared to May's average of 19°C (67°F). The minimum temperature in September is also higher, at 16°C (60°F), while May starts at a cooler 11°C (52°F). Additionally, September experiences more precipitation, totaling 187 mm (7.4 in) over 16 days, compared to May’s 118 mm (4.6 in) across 11 days. The humidity levels are slightly elevated in September, at 86%, compared to 81% in May. For a more detailed look at September's weather, you can visit Kawasaki weather in September.

May and October in Kawasaki offer similarly mild temperatures, with both months featuring a minimum of 11°C (52°F) and an average of 19°C (67°F). However, October sees slightly warmer maximum temperatures, reaching up to 28°C (83°F) compared to May's 27°C (80°F). The two months differ significantly in precipitation, as October experiences considerably more rainfall, totaling 266 mm (10.5 in) over 16 days, in contrast to May's 118 mm (4.6 in) over 11 days. Both months have high humidity, but October is marginally more humid at 83% compared to May's 81%. For more specific details on October weather, visit Kawasaki weather in October.

May and November present contrasting weather experiences. In May, temperatures range from a mild 11°C (52°F) at night to a warm 27°C (80°F) during the day, with an average of 19°C (67°F). The month sees a significant amount of rainfall, totaling 118 mm (4.6 in), spread over 11 days, contributing to a high humidity level of 81%. In comparison, November features cooler temperatures, where the minimum dips to 4°C (40°F) and the maximum reaches 23°C (73°F), averaging at 14°C (58°F). Although it is still rainy, precipitation amounts are lower at 87 mm (3.4 in), with similar rainfall days. Humidity also remains comparable at 80%. For more detailed information on the nuances of November weather, you can check Kawasaki weather in November.

May and December showcase contrasting weather conditions. In May, temperatures range from a comfortable minimum of 11°C (52°F) to a pleasant maximum of 27°C (80°F), with an average of 19°C (67°F). The month experiences around 118 mm (4.6 in) of precipitation over 11 days, contributing to a relatively high humidity level of 81%. In contrast, December presents a cooler climate, with temperatures dipping to a minimum of 0°C (33°F) and peaking at 21°C (70°F), averaging 9°C (49°F). Precipitation decreases significantly to 64 mm (2.5 in) over just 7 days, accompanied by a slightly lower humidity of 78%. For more insights on December weather, visit Kawasaki weather in December.

Compare Kawasaki's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Kawasaki

May in Kawasaki marks a delightful transition into warmer weather, showcasing a delightful blend of mild temperatures and increased humidity. As nature bursts into bloom, residents and visitors alike can enjoy longer days filled with sunshine, while occasional rainfall adds a refreshing touch to the scenery. Unlike the colder months, the pleasant average temperatures make outdoor activities increasingly inviting, though the sporadic downpours remind us that April showers continue to play their part in the seasonal shift. This month stands out for its vibrant atmosphere, making it perfect for exploration. For a deeper understanding of how May compares with other times of the year, visit our section on Kawasaki Climate.