May Weather in Kushiro, Japan

Last updated: August 21, 2025

May in Kushiro, Japan brings a delightful spring ambiance, with maximum temperatures reaching a comfortable 23°C (74°F) and an average of 9°C (49°F), providing a pleasant climate for outdoor activities. However, temperatures can dip to a minimum of 2°C (37°F), so it's wise to dress in layers. This month spans about 11 days of precipitation, accumulating around 93 mm (3.7 in) of rain, contributing to the lush greenery characteristic of the region. The humidity level hovers at 86%, enhancing the invigorating freshness of the air. Enjoy the vibrant blossoms and the refreshing spring atmosphere that Kushiro has to offer!

May Temperature in Kushiro

In Kushiro, Japan, May marks a delightful transition into warmer weather, as temperatures begin to climb significantly from the preceding months. With a minimum of 2°C (37°F) and a pleasant average of 9°C (49°F), the city shakes off the remnants of winter chill. The days can warm up to a maximum of 23°C (74°F), presenting a stark contrast to earlier months, where freezing temperatures often prevailed. This steady ascent in warmth not only signifies the approach of summer but also encourages a vibrant bloom in nature. As Kushiro basks in this newfound warmth, locals and visitors alike can enjoy the lively atmosphere, showcasing the region's beautiful landscapes that flourish in response to the rising temperatures. Overall, May sets the stage for a season of growth and exploration in this picturesque part of Japan.

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

The chart illustrates May temperature patterns in Kushiro, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kushiro, 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).
JanFebMarAprMayJunJulAugSepOctNovDec262533404854616562544432
Data source: Temperature data for Kushiro 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 Kushiro

In May, Kushiro experiences a noteworthy increase in precipitation, with a total of 93 mm (3.7 in) over 11 days of rain. This marks a significant rise from the previous months, highlighting May as one of the wetter periods of the year following April's 73 mm (2.9 in) and preceding June's similar 92 mm (3.6 in). The trend of increasing rainfall as spring progresses is evident, as both April and May see more moisture than their earlier counterparts, indicating a transition toward the lush greenery of summer. With the arrival of May's rains, the region's landscape begins to burst into life, setting the stage for the warmer months ahead.

May Precipitation Trends in Kushiro

The chart displays monthly precipitation patterns in Kushiro, 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 Kushiro, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec4439907393921011341051717356
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Kushiro

In Kushiro, Japan, May marks a notable increase in humidity, reaching 86%. This uptick is part of a gradual trend observed throughout the spring months, where humidity consistently hovers around the 83% mark from January to April. As the region transitions into summer, humidity levels continue to climb, peaking in July and August, when they soar to 93% and an impressive 96%, respectively. This shift highlights a pattern of rising moisture in the air, setting the stage for the lush landscapes that characterize Kushiro during the warmer months.

May Average Humidity in Kushiro

This chart illustrates the average monthly humidity levels in Kushiro, 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 Kushiro is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%83%83%83%86%88%93%96%89%83%80%79%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Kushiro

As spring unfolds in Kushiro, Japan, May brings a very high UV Index of 8, similar to April, suggesting that sun protection is essential during outdoor activities. With a burn time of just 15 minutes, it’s important for residents and visitors alike to be vigilant about sun exposure this time of year. This trend of elevated UV levels will continue, as Kushiro transitions into June, where the UV Index escalates to 9. Embracing protective measures is crucial, as the sun’s intensity remains significant throughout the month. For detailed UV index forecasts, explore more at Kushiro UV Index.

Maximum UV Index Levels in Kushiro for May

The chart shows the monthly maximum UV Index (UVI) for Kushiro 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 Kushiro typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2358891098532
Data source: Kushiro 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 Kushiro

In Kushiro, Japan, the sun shines brightest in May, with an impressive 294 hours of sunshine gracing the landscape. This month marks a delightful peak, following a steady ascent from January’s 169 hours. As spring unfolds, each month brings more light, with March and April also showing significant gains. After May, the hours gradually decline through the summer months, hinting at the transition into autumn. Notably, despite the decrease, June still boasts a robust 281 hours, underscoring the region’s generous spring and early summer sunshine. This trend reflects Kushiro's unique climate, making May a particularly enchanting time to bask in its radiant warmth.

Monthly Sunshine Duration in Kushiro: May Highlighted

The May sunshine duration represents the total number of hours Kushiro 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.
JanFebMarAprMayJunJulAugSepOctNovDec169h219h257h279h294h281h276h248h246h226h202h213h
Data source: Kushiro May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Kushiro During May

In Kushiro, Japan, the likelihood of sunny weather takes a noticeable dip in May, with the chance of clear skies dropping to only 27%. This trend marks a significant decline from earlier months, where January boasts a sunny day likelihood of 51%. As spring progresses into May, the sunniest days seem to fade, hinting at the beginning of a wetter season ahead. Interestingly, the sun does make a brief return in August with another 27% chance, but it remains a stark contrast to the sunnier vibes of winter. Overall, May is not renowned for its sunshine in Kushiro, signaling a transition into the more unpredictable weather patterns of late spring and early summer.

Percentage of Sunny Days in May in Kushiro

The chart illustrates the percentage of sunny days in Kushiro 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 Kushiro experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec51%46%42%40%27%33%14%27%35%42%52%58%
Data source: Kushiro May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Kushiro in May

In Kushiro, Japan, the arrival of May signals a delightful shift towards longer days, as daylight stretches to 14 hours—a notable increase from the 13 hours of April. This month stands out as a bridge to summer, embracing the growing light that peaks in June with a generous 15 hours of daylight. Following this bright period, the hours gradually recede, with daylight decreasing back to 14 hours in July before transitioning to shorter days as autumn approaches. The trend shows a clear ascent in daylight hours from the deep winter months of January and February, culminating in a vibrant spring and early summer, before gently tapering off toward the year’s end.

Average Daylight Hours in Kushiro for May

The chart illustrates the variation in daylight duration in Kushiro throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 23m10h 30m11h 56m13h 24m14h 38m15h 17m14h 58m13h 52m12h 28m11h9h 43m9h 3m
Data source: Kushiro daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Kushiro

In Kushiro, Japan, the month of May emerges as a gentle transition, showcasing a notable drop in average wind speed to 4.2 m/s (9 mph), the lowest since the winter months. This follows the steadier winds of January through April, where speeds hovered around 5.2 to 5.6 m/s. As the city embraces the warmth of spring, the calming breezes of May set a tranquil stage, paving the way for a shift into the lighter winds of summer. Interestingly, while May is mild, it also anticipates an uptick in wind speeds later in the year, with November making a significant return to 5.8 m/s (13 mph). This pattern highlights how Kushiro's weather dances between the briskness of winter and the serenity of late spring, inviting locals and visitors alike to enjoy its refreshing charm.

Average May Wind Speed in Kushiro

The chart displays monthly wind speed patterns in Kushiro, 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.
JanFebMarAprMayJunJulAugSepOctNovDec5.25.65.45.24.2 m/s3.62.94.03.64.35.85.4
Data source: Kushiro May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Kushiro Compares to Other Months

Weather in Kushiro varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Kushiro, 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 minimum of 2°C (37°F) to a comfortable maximum of 23°C (74°F), with an average of 9°C (49°F). The month sees around 93 mm (3.7 in) of precipitation spread over 11 days and experiences high humidity at 86%. In contrast, January brings much colder temperatures, with a minimum of -14°C (7°F) and a maximum of 7°C (45°F), averaging -4°C (26°F). This winter month has significantly less precipitation at 44 mm (1.7 in), occurring over just 6 days, along with slightly lower humidity at 84%. For more details on January weather, you can visit Kushiro weather in January.

When comparing the weather in May and February, it's clear that they represent distinct seasons. In May, temperatures range from a chilly 2°C (37°F) at night to a pleasant maximum of 23°C (74°F) during the day, with an average of 9°C (49°F). The month is characterized by relatively high humidity at 86% and significant precipitation of 93 mm (3.7 in) over approximately 11 days, signaling the onset of spring showers.

In stark contrast, February is much colder, with nighttime lows plunging to -18°C (-1°F) and daytime highs only reaching 6°C (43°F), resulting in an average temperature of -4°C (25°F). Precipitation is also lower, totaling 39 mm (1.5 in) over six days, and humidity sits at a slightly lower 83%. For more detailed information on February weather, visit Kushiro weather in February. Overall, while May invites outdoor activities with its mild temperatures, February's cold creates a winter landscape that is quite different.

In comparing the weather of May and March, one can observe a significant contrast in temperatures and overall conditions. May enjoys milder temperatures with a minimum of 2°C and an average of 9°C, while March is much colder, with temperatures dropping to a minimum of -12°C. Rainfall is slightly higher in May, totaling 93 mm over 11 days, compared to March's 90 mm across 9 days. Additionally, May has higher humidity levels at 86%, making it feel more humid than March's 83%. For more detailed information on the weather during March, you can refer to Kushiro weather in March.

In comparing the weather patterns of April and May, it's clear that May tends to be warmer and wetter. In May, temperatures range from a minimum of 2°C (37°F) to a maximum of 23°C (74°F), with an average temperature of 9°C (49°F), while April sees cooler temperatures, with a minimum of -5°C (23°F) and a maximum of 16°C (61°F), yielding an average of just 4°C (40°F). Additionally, May experiences more precipitation, totaling 93 mm (3.7 in) over 11 days, compared to April's 73 mm (2.9 in) over 9 days. While both months have relatively high humidity, May is slightly more humid at 86% compared to April's 83%. For more detailed insights into April's conditions, you can visit Kushiro weather in April.

In comparing the weather between May and June, we can observe some notable differences. May starts with cooler temperatures, ranging from a minimum of 2°C (37°F) to a maximum of 23°C (74°F), with an average of 9°C (49°F). The month experiences higher humidity at 86% and more rainfall, with 93 mm (3.7 in) of precipitation over 11 days. In contrast, June sees a slight increase in minimum temperature to 5°C (41°F) and an average of 12°C (54°F), while the maximum temperature drops slightly to 20°C (69°F). Precipitation remains comparable at 92 mm (3.6 in) but occurs over just 10 days, with humidity increasing slightly to 88%. For those interested in detailed June weather conditions, you can visit Kushiro weather in June.

When comparing the weather in May and July, it’s evident that July experiences warmer temperatures, with average highs reaching 25°C (78°F) compared to May's maximum of 23°C (74°F). The minimum temperature in July is also higher, starting at 9°C (48°F), whereas May begins at a cooler 2°C (37°F). Additionally, while both months see some precipitation, July has slightly more rainfall at 101 mm (4.0 in) over fewer days (9 days) compared to May's 93 mm (3.7 in) spread over 11 days. Humidity levels are notably higher in July at 93%, compared to May's 86%. For a detailed look at Kushiro's weather trends, check out Kushiro weather in July.

In May, temperatures range from a chilly 2°C (37°F) at night to a comfortable 23°C (74°F) during the day, creating a mild but variable climate with an average of 9°C (49°F). However, it also sees considerable rainfall, with 93 mm (3.7 in) of precipitation over 11 days, accompanied by high humidity at 86%. In contrast, August is warmer, with temperatures spanning 12°C (54°F) to a peak of 27°C (81°F), and an average of 18°C (65°F). The month is also wetter, receiving 134 mm (5.3 in) of rainfall across 12 days and a higher humidity level of 96%. For more details on August conditions, you can check Kushiro weather in August.

May and September exhibit notable differences in weather conditions. In May, temperatures range from a chilly 2°C (37°F) to a warmer 23°C (74°F), with an average of around 9°C (49°F). The month sees about 93 mm (3.7 in) of precipitation over 11 days and a relatively high humidity of 86%. In contrast, September offers milder temperatures, with minimums of 9°C (48°F) and maximums reaching 25°C (77°F), averaging 17°C (62°F). Although it has slightly higher precipitation at 105 mm (4.2 in) over a similar number of days (10), humidity increases just a bit to 89%. For more insights into the September climate, you can check Kushiro weather in September.

May and October present distinct weather patterns that reflect the transition between spring and fall. In May, temperatures range from a minimum of 2°C (37°F) to a maximum of 23°C (74°F), with an average of 9°C (49°F). The month typically sees approximately 93 mm (3.7 in) of precipitation over 11 days, coupled with a high humidity level of 86%. In contrast, October experiences slightly milder temperatures, with a minimum of 3°C (38°F), an average of 12°C (55°F), and a maximum of 21°C (70°F). However, it is wetter, with around 171 mm (6.7 in) of precipitation spread over 12 days and a marginally lower humidity of 83%. For more detailed insights, you can check Kushiro weather in October.

May and November exhibit contrasting weather patterns, with May marking the transition into warmer temperatures. In May, temperatures range from a chilly minimum of 2°C (37°F) to a pleasant maximum of 23°C (74°F), while November sees colder conditions, with temperatures dipping as low as -5°C (23°F) and a maximum of 16°C (61°F). Precipitation is slightly higher in May, with a total of 93 mm (3.7 in) over 11 days, compared to November's 73 mm (2.9 in) across 8 days. Humidity levels are also higher in May at 86%, while November experiences a relatively comfortable humidity of 80%. For more detailed information, check out Kushiro weather in November.

May and December present strikingly different weather conditions. In May, temperatures range from a brisk 2°C (37°F) at night to a pleasant 23°C (74°F) during the day, with an average of 9°C (49°F). Humidity is relatively high at 86%, and the month experiences about 93 mm (3.7 in) of precipitation over 11 days. In contrast, December sees much colder weather, with night temperatures dipping to -10°C (15°F) and daytime highs peaking at 13°C (55°F), averaging around 0°C (32°F). While precipitation is lower at 56 mm (2.2 in) over just 7 days, the humidity drops to 79%. For more details, you can check Kushiro weather in December.

Compare Kushiro's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Kushiro

As May unfolds in Kushiro, the weather transitions into a more temperate phase, making it markedly different from the chill of the winter months. With temperatures rising to a pleasant average, the days become more inviting, though cool nights still linger. Visitors can expect a fair amount of precipitation, though it is often interspersed with periods of sunshine. This month also sees higher humidity levels, which can add a touch of tropical warmth to the otherwise fresh spring air. Such conditions create an ideal environment for outdoor activities and enjoying the blossoming scenery. To explore more about how May compares to the full spectrum of seasonal changes, check out Kushiro Climate.