Last updated: August 21, 2025
In Noboribetsu, Japan, May heralds the arrival of pleasant spring weather, where maximum temperatures reach a comfortable 23°C (73°F), and the average settles around a cool 10°C (51°F). Visitors can expect a minimum temperature dipping to 4°C (39°F), creating a delightful range for outdoor activities. However, the month is marked by 92 mm (3.6 in) of precipitation over approximately 10 days, ensuring the landscape remains lush and vibrant. With an humidity level of 86%, this time of year offers a refreshing atmosphere, making it ideal for exploring Noboribetsu’s natural beauty and hot springs.
In May, Noboribetsu experiences a delightful transformation as the lingering chill of winter gives way to the warmth of spring. With minimum temperatures rising to a comfortable 4°C (39°F) and average highs reaching a pleasant 23°C (73°F), this month marks the beginning of a vibrant season. The average temperature of 10°C (51°F) reflects a significant increase compared to the preceding months, signaling a clear trend towards milder weather. As nature awakens, visitors can enjoy the beautiful landscapes without the biting cold of earlier months, making May an ideal time to explore the stunning scenery and rejuvenating hot springs that the region is famous for.
In Noboribetsu, Japan, May typically sees a substantial precipitation level of 92 mm (3.6 in), maintaining continuity from the wetter months of April and preceding the significant rainfall of June. Although the total rainfall in May is slightly lower than April's 96 mm, it remains consistent with the 10 days of rainfall, demonstrating the area's springtime wetness. This pattern reflects a gradual increase in precipitation as the region transitions into the summer months, with rainfall expected to surge in June. Overall, the climate in May highlights a delicate balance between the lingering cool spring weather and the onset of the more humid summer season.
In Noboribetsu, Japan, May marks a significant rise in humidity, reaching 86%, which is notably higher than the preceding months. Following a steady decline from January's 84% humidity to April's stable 81%, May heralds the onset of a more humid season, setting the stage for the summer months ahead. This is further exemplified by June's peak 87% and skyrocketing to 93% in July, indicating a clear trend toward increasing moisture as the year progresses. The lush landscapes and vibrant flora that characterize Noboribetsu in May can be attributed to this uptick in humidity, inviting visitors to experience the region's natural beauty in full bloom.
As spring transitions into summer in Noboribetsu, Japan, the UV Index experiences a significant rise, peaking at 9 in May, which classifies it in the very high exposure category. This represents a dramatic shift from the moderate levels seen in March and April, highlighting the increased risk for sunburn, with a burn time of just 15 minutes. Following May, the UV levels remain elevated through the summer months, reaching an even higher peak of 10 in June and August. This trend emphasizes the importance of sun protection during this period, as the intensity of UV radiation can lead to serious skin damage if precautions are not taken. For a more detailed look at the UV index throughout the year, visit Noboribetsu UV Index.
UV Risk Categories
May in Noboribetsu, Japan, basks in a radiant embrace of 303 sunlight hours, marking a delightful peak in the yearly sunshine trend. This month stands out as a vibrant transition from the steadily increasing daylight of spring, where hours surge from 146 in January to a sunny 286 in April. Following the blossoming mayhem of May, the sunshine begins a gentle descent, with June and July still retaining high totals, but slowly tapering off as autumn approaches. Overall, the progression of daylight in Noboribetsu showcases a harmonious balance between the invigorating brightness of summer and the cooler embrace of fall, making May a particularly enchanting time in this scenic locale.
In Noboribetsu, Japan, the likelihood of sunny weather in May takes a noticeable dip, with only 28% of days expected to shine bright. This decline is part of a broader trend as spring transitions into summer; the chance of sun in April is slightly higher at 42%, yet drops again in May, marking the lowest point between January and June. Following this, the chances rise slightly in June to 43%, suggesting that while May may present more gloomy days, summer is just around the corner, offering hope for sunnier skies ahead.
In Noboribetsu, Japan, daylight duration experiences a captivating transformation throughout the year. Starting in January with a modest 9 hours, the days gradually lengthen, reaching 10 hours in February and 11 hours by March. With the arrival of spring, daylight blooms to 13 hours in April and peaks at an impressive 14 hours in May, setting the stage for the longest days of summer. June offers 15 hours of sunlight, before a gentle decline begins in July, reverting to 14 hours. As summer wanes, daylight gradually recedes, marking 13 hours in August and tapering down to 12 hours in September. This rhythmic cycle continues into autumn, with daylight further diminishing to 11 hours in October and returning to 9 hours by November and December. This gradual ebb and flow of sunlight reveals the charm of seasonal change in Noboribetsu, offering a vivid experience of nature's clockwork.
In Noboribetsu, Japan, the winds of May offer a gentle respite, with an average speed of just 3.3 m/s (7 mph)—the calmest of the year. This reduction in wind comes after a notable peak in the colder months, where January and February saw averages of 5.2 m/s and 5.3 m/s (12 mph), respectively. As spring transitions into summer, the winds gradually soften, hitting their lowest point in June at 2.8 m/s (6 mph). Interestingly, May's breezes reflect a broader trend of easing winds as temperatures rise, inviting residents and visitors alike to enjoy the stunning natural beauty of Noboribetsu in a more tranquil setting. With warmer and milder conditions on the horizon, May serves as an inviting bridge to the more serene summer months.
Weather in Noboribetsu varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Noboribetsu, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather of May and January, significant differences emerge. May boasts milder temperatures, with daily averages around 10°C (51°F) and highs reaching up to 23°C (73°F), while January is much colder, featuring an average temperature of -4°C (26°F) and maximums of only 6°C (43°F). Additionally, May experiences higher precipitation levels at 92 mm (3.6 in) across 10 days, compared to January's 58 mm (2.3 in) over the same number of days. Humidity is slightly higher in May at 86%, while January retains a close level of 84%. For a detailed view of January weather, you can visit Noboribetsu weather in January.
When comparing the weather in May and February, the differences are striking. May experiences milder temperatures, ranging from a minimum of 4°C (39°F) to a maximum of 23°C (73°F), with an average of 10°C (51°F). In contrast, February is much colder, with temperatures typically between -14°C (7°F) and a maximum of 6°C (43°F), averaging -3°C (26°F). While both months see precipitation on about 10 days, May has significantly higher rainfall at 92 mm (3.6 in), compared to February's 53 mm (2.1 in). Additionally, humidity remains high in both months, slightly higher in May at 86% compared to 83% in February. For more detailed information about February weather, you can refer to Noboribetsu weather in February.
Comparing the weather in May and March reveals a significant shift in temperatures and conditions. In May, the average temperature rises to a pleasant 10°C (51°F), with maximums reaching up to 23°C (73°F), while March sees much cooler averages around 1°C (34°F) and a maximum of only 11°C (52°F). Precipitation levels are quite similar, with May receiving 92 mm (3.6 in) and March slightly lower at 88 mm (3.5 in), both spread over 10 days, yet the humidity is higher in May at 86%, compared to 81% in March. For a more detailed look at March's weather patterns, you can check out Noboribetsu weather in March.
In comparing the weather of May and April, May tends to be milder and warmer, with average temperatures ranging from a minimum of 4°C (39°F) to a maximum of 23°C (73°F), while April's temperatures range from a chilly minimum of -3°C (27°F) to a maximum of 15°C (60°F). Although both months experience significant precipitation, April has a slightly higher amount with 96 mm (3.8 in) over 13 days, compared to May's 92 mm (3.6 in) over 10 days. Furthermore, May's humidity is slightly higher at 86%, compared to April's 81%. For more details on the weather in April, you can check Noboribetsu weather in April.
In comparing the weather of May and June, we can observe some notable differences. May experiences a wider temperature range, with a minimum of 4°C (39°F) and a maximum of 23°C (73°F), averaging around 10°C (51°F). In contrast, June starts off slightly warmer, with a minimum temperature of 7°C (45°F) and an average of 14°C (58°F), while the maximum is similar at 22°C (72°F). Precipitation levels also rise in June, accumulating 131 mm (5.2 in) over 12 days compared to May's 92 mm (3.6 in) across 10 days. Both months exhibit high humidity, with May at 86% and June slightly higher at 87%. For more detailed insights into June weather in Noboribetsu, you can visit Noboribetsu weather in June.
May and July present distinct contrasts in weather conditions. May typically experiences milder temperatures, with a minimum of 4°C (39°F) and an average of 10°C (51°F), while July boasts warmer temperatures, ranging from a minimum of 11°C (52°F) to an average of 18°C (66°F). Additionally, July sees a higher maximum temperature of 27°C (82°F) compared to May's maximum of 23°C (73°F). However, July also tends to be wetter, with precipitation accumulating to 113 mm (4.4 in) over 14 days, compared to May's 92 mm (3.6 in) over 10 days. The humidity rises slightly in July to 93%, compared to May's 86%. For more details on the weather in July, you can check Noboribetsu weather in July.
May and August experience notable differences in weather conditions. In May, temperatures range from a chilly minimum of 4°C (39°F) to a pleasant maximum of 23°C (73°F), with an average of 10°C (51°F). However, it is also a relatively wet month, receiving 92 mm (3.6 in) of precipitation over about 10 days, accompanied by high humidity at 86%. In contrast, August is significantly warmer, with temperatures ranging from a minimum of 12°C (54°F) to a maximum of 28°C (82°F) and an average of 20°C (68°F). This summer month experiences even more rainfall, totaling 194 mm (7.6 in) over 15 days and higher humidity at 95%. For a closer look at August weather specifics, you can check Noboribetsu weather in August.
May and September exhibit contrasting weather patterns, with May generally much cooler and wetter. In May, temperatures range from a minimum of 4°C (39°F) to a maximum of 23°C (73°F), and the average temperature sits at 10°C (51°F). The month sees approximately 92 mm (3.6 in) of precipitation over 10 days, accompanied by high humidity levels of 86%. In contrast, September offers warmer conditions, with temperatures ranging from 8°C (47°F) to 26°C (80°F) and an average of 18°C (64°F). However, it tends to be wetter, with 142 mm (5.6 in) of rainfall over 15 days and slightly elevated humidity at 88%. For more detailed information on September weather, you can check Noboribetsu weather in September.
In comparing the weather between May and October, both months offer mild temperatures with maximums reaching up to 23°C (73°F). However, while May typically sees an average temperature of 10°C (51°F), October's average is slightly higher at 12°C (54°F). Precipitation levels also differ significantly; May experiences about 92 mm (3.6 in) of rain over approximately 10 days, whereas October has more substantial rainfall, totaling 140 mm (5.5 in) across 13 days. Humidity remains relatively high in both months, with May at 86% and October slightly lower at 83%. For more detailed information on October weather, you can refer to this link: Noboribetsu weather in October.
May and November present contrasting weather conditions, with May showcasing a milder climate compared to the chill of November. In May, temperatures range from a minimum of 4°C (39°F) to a comfortable maximum of 23°C (73°F), while November experiences much cooler temperatures, with a minimum of -6°C (21°F) and a maximum of 16°C (61°F). Precipitation is slightly higher in November at 107 mm (4.2 in) over 12 days, compared to May's 92 mm (3.6 in) over 10 days. Additionally, May's humidity peaks at 86%, creating a damp atmosphere, while November's humidity is lower at 79%, contributing to its crisp feel. For more details on November weather, visit Noboribetsu weather in November.
May and December in Noboribetsu present a stark contrast in weather conditions. May, with its milder temperatures ranging from a minimum of 4°C (39°F) to a maximum of 23°C (73°F), invites pleasant spring days with an average of 10°C (51°F). The month sees moderate rainfall of 92 mm (3.6 in) over about 10 days and relatively high humidity at 86%. In sharp contrast, December brings a much colder climate, with temperatures dipping as low as -11°C (12°F) and averaging around -1°C (30°F). Although precipitation is lower at 64 mm (2.5 in) across 13 days, the humidity is still fairly high at 80%. For more detailed insights, you can check Noboribetsu weather in December.
In May, Noboribetsu transforms into a picturesque spring retreat, with pleasant temperatures making it notably warmer than the chill of earlier months. The landscape comes alive with vibrant blooms, while the average temperature settles comfortably around 10°C (51°F), hinting at the approaching summer. Despite enjoying the sunshine, be prepared for occasional showers, as May sees about 10 days of precipitation. With humidity levels lingering at 86%, the air is rich and invigorating, perfect for exploration. For a comprehensive look at how May fits into the broader climate spectrum, check out Noboribetsu Climate.