Last updated: August 21, 2025
Biei, Japan, in May experiences a diverse range of weather conditions that beautifully blend the warmth of spring with lingering cooler temperatures. The maximum temperature can soar to a pleasant 31°C (88°F), while the average temperature sits at a comfortable 11°C (53°F). However, visitors should prepare for brisk mornings, as the minimum can dip to 0°C (32°F). Rainfall is also a notable aspect of May, with an average precipitation amount of 114 mm (4.5 in) over approximately 15 days. The air is often filled with moisture, boasting a humidity level of 86%, creating a lush, vibrant landscape that makes Biei a picturesque destination this time of year.
In Biei, Japan, the month of May marks a significant transition in temperatures, heralding the arrival of warmer days. With a minimum of 0°C (32°F) and a comfortable average of 11°C (53°F), the chill of winter gives way to spring's embrace. The maximum temperature can soar to a balmy 31°C (88°F), showcasing May as a month of blossoming warmth and vibrant landscapes. This shift is mirrored in the gradual rise from April's still-cool averages, making May a delightful time for visitors to witness the breathtaking beauty of Biei, as fresh greenery and flowers bloom under increasingly sunny skies. As the temperatures climb, the allure of outdoor activities becomes irresistible, emphasizing May as a pivotal month in Biei's climatic evolution.
In May, Biei, Japan experiences a significant uptick in precipitation, with 114 mm (4.5 in) of rainfall spread across 15 days. This marks a notable increase from April's 84 mm, ushering in the lush vibrancy of spring. The trend of increasing moisture continues into June, highlighting a seasonal pattern where May serves as a bridge between the relatively drier months of early spring and the more saturated summer. Notably, as the year progresses, precipitation peaks in August with a hefty 181 mm (7.1 in), reflecting the region's transition into the wet season. Such patterns underscore Biei's rich hydrological dynamics, fueling its breathtaking landscapes and diverse flora throughout the warmer months.
May in Biei, Japan, marks a noticeable uptick in humidity, rising to 86% after a stable period of 81% in both March and April. This increase signals the onset of warmer weather, as the region transitions from spring to summer. Interestingly, as the month progresses into June, humidity further escalates to 87%, setting the stage for the peak summer months of July and August, where levels soar to a steamy 93% and 95%, respectively. Overall, May serves as a bridge, transitioning Biei from the relatively dry days of spring into the lush, humid embrace of summer.
As May arrives in Biei, Japan, residents and visitors alike should be aware of the notably high UV Index of 9, indicating a very high exposure category and a burn time of just 15 minutes. This sharp increase from the moderate levels in February to high levels in March and April signals a significant shift towards more intense sunlight. With the UV Index peaking at 10 in the following summer months, it's crucial to take protective measures during outdoor activities. The trend reflects a gradual escalation in UV exposure as spring transforms into summer, making awareness and sun safety vital for everyone. For detailed insights, you can check out the Biei UV Index.
UV Risk Categories
In the picturesque town of Biei, Japan, May shines as a beacon of daylight, boasting a delightful 295 hours of sunshine. This month marks a significant upswing from the preceding April, which enjoys 278 hours, illustrating a steady transition into the vibrant summer. As spring unfolds, Biei experiences a consistent increase in sunlight, building from 247 hours in March, while it serves as a precursor to the sun-drenched days of July, which peaks at 304 hours. With each month, the sunny allure of Biei escalates, inviting nature lovers and photographers alike to revel in the blossoming landscapes and idyllic vistas bathed in golden light. The trend is clear: as the year progresses, so does the promise of bright skies, making May a truly radiant highlight in the region’s annual calendar.
In Biei, Japan, the likelihood of sunny weather shows a distinct fluctuation throughout the year, reaching its peak during the summer months. May, with a 21% chance of sunshine, falls below the average for the season. This is a notable drop compared to the sunnier days of June, which enjoys a 40% chance of clear skies, signaling the arrival of summer. As spring transitions towards summertime, the chances of sun frequently rise, suggesting that while May may present some gloomy days, the bright, sunny weather is just around the corner. As we move through the season, residents and visitors alike can look forward to an increasing opportunity for sunshine in the months that follow.
In Biei, Japan, the length of daylight varies beautifully throughout the year, creating a dynamic tapestry of light. Starting in January, the days are relatively short, with only 9 hours of daylight. As we transition into spring, daylight gradually extends, reaching 11 hours in March and blossoming to 13 hours by April. The peak of daylight occurs in June and July, where residents can enjoy a generous 15 hours of sunshine, perfect for outdoor activities amidst the stunning scenery. However, as summer gives way to fall, daylight begins to recede, tapering off to 12 hours in September and dropping back to 10 hours in October. Finally, the cycle returns to shorter days by winter, with 8 hours of daylight in December. This rhythmic ebb and flow of daylight not only marks the changing seasons but also enhances the allure of Biei's breathtaking landscapes.
In Biei, Japan, the May winds bring a gentle breeze, with an average speed of 2.4 m/s (5 mph). This modest wind speed marks a slight decrease from the 2.9 m/s (7 mph) recorded in April, setting a tranquil tone as the region transitions into summer. Notably, this decrease hints at a calming trend leading into the warmer months, as wind speeds continue to decline in June to 2.0 m/s (5 mph) and reach their lowest in July at 1.7 m/s (4 mph). Such patterns reflect a shift from the briskness of spring to the mellow warmth of summer, showcasing Biei's serene climate as nature flourishes during this picturesque season.
Weather in Biei varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Biei, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather between May and January, we see a stark contrast in temperatures and conditions. May enjoys a pleasant temperature range, with a minimum of 0°C (32°F) and a comforting average of 11°C (53°F), reaching a maximum of 31°C (88°F) on warmer days. The month experiences approximately 114 mm (4.5 in) of precipitation over about 15 days, coupled with high humidity levels at 86%. In sharp contrast, January brings much colder temperatures, with a minimum of -23°C (-10°F), an average of -9°C (16°F), and a maximum of just 3°C (38°F). Precipitation is lower at 71 mm (2.8 in) but occurs over 18 days, maintaining a slightly lower humidity level of 84%. For those interested in specifics, more detailed information can be found Biei weather in January.
May and February present stark contrasts in weather conditions. In May, temperatures range from a chilly 0°C (32°F) at night to a warm 31°C (88°F) during the day, with an average of 11°C (53°F). The month sees about 114 mm (4.5 in) of precipitation spread over 15 days, coupled with a high humidity level of 86%. In contrast, February is much colder, with temperatures ranging from -21°C (-5°F) to a maximum of 7°C (45°F), averaging -7°C (19°F). It experiences less precipitation at 94 mm (3.7 in) but over a longer stretch of 21 days, maintaining a humidity of 83%. For more specific details about February weather, you can check Biei weather in February.
When comparing the weather in March and May, it's evident that May experiences significantly warmer temperatures, with an average of 11°C (53°F) compared to March's average of -1°C (30°F). The minimum temperatures in May hover around 0°C (32°F), while March can drop as low as -15°C (5°F). Although both months receive similar amounts of precipitation (114 mm in May vs. 102 mm in March), May sees a slight increase in humidity at 86%, compared to March's 81%. For a closer look at March weather specifics, you can visit Biei weather in March. Overall, May offers a much milder and more pleasant climate than the chillier conditions found in March.
May generally sees milder temperatures than April, with minimums rising from -9°C (16°F) in April to 0°C (32°F) in May. The average temperature increases significantly from 4°C (40°F) in April to 11°C (53°F) in May, and the maximums can reach up to 31°C (88°F), showcasing some warmer days. Precipitation also rises in May, totaling 114 mm (4.5 in) over about 15 days, compared to April's 84 mm (3.3 in) over 14 days. Humidity levels are slightly higher in May at 86%, compared to April's 81%, contributing to the overall feeling of warmth and dampness as the season transitions. For more detailed insights on April weather, check out Biei weather in April.
In May, temperatures range from a chilly minimum of 0°C (32°F) to a warm maximum of 31°C (88°F), averaging around 11°C (53°F). The month experiences considerable precipitation, totaling 114 mm (4.5 in) over 15 days, with a high humidity level of 86%. In contrast, June sees a slightly milder temperature range with a minimum of 3°C (38°F) and a maximum of 27°C (80°F), averaging 15°C (59°F). Although precipitation levels remain similar at 115 mm (4.5 in), it occurs over just 14 days, and humidity holds steady at 87%. For a more detailed look at June weather specifics, you can check Biei weather in June.
May and July exhibit notable differences in weather patterns. In May, temperatures range from a chilly minimum of 0°C (32°F) to a pleasant maximum of 31°C (88°F), with an average temperature of 11°C (53°F). The month sees significant precipitation, totaling 114 mm (4.5 in) across 15 days, along with high humidity at 86%.
Conversely, July offers warmer conditions, featuring a minimum temperature of 9°C (48°F) and an average of 20°C (68°F), peaking at 30°C (86°F). Despite being slightly wetter with 123 mm (4.8 in) of precipitation over 13 days, July's humidity is even higher at 93%. For more detailed insights, check out Biei weather in July.
May and August present contrasting yet occasionally overlapping weather patterns. In May, temperatures range from a minimum of 0°C (32°F) to a maximum of 31°C (88°F), with an average temperature of 11°C (53°F). The month sees significant rainfall, totaling 114 mm (4.5 in) over approximately 15 days, coupled with high humidity levels averaging 86%. In contrast, August enjoys warmer conditions, with temperatures fluctuating between 8°C (46°F) and 31°C (88°F), while the average climbs to 19°C (67°F). However, it experiences even more precipitation, totaling 181 mm (7.1 in) across 16 days, and higher humidity at 95%. This makes August a wetter month overall, despite having overlapping maximum temperatures with May. For a closer look at weather during this month, check out Biei weather in August.
In May, temperatures in Biei range from a chilly 0°C (32°F) at night to a warm 31°C (88°F) during the day, averaging around 11°C (53°F). The month is characterized by significant rainfall, totaling 114 mm (4.5 in) over approximately 15 days, alongside high humidity levels of 86%.
By September, the weather becomes milder with minimum temperatures of 1°C (35°F) and maximum temperatures reaching 28°C (83°F), giving an average of 15°C (60°F). Although precipitation is slightly lower at 111 mm (4.4 in) across about 14 days, the humidity remains high at 88%, creating a lush atmosphere. For more details, you can check Biei weather in September.
May and October present contrasting weather patterns, showcasing the transition between spring and autumn. In May, temperatures can range from a chill of 0°C (32°F) to a warm 31°C (88°F), with an average of 11°C (53°F). Despite its warmer potential, May sees significant precipitation, amounting to 114 mm (4.5 in) across about 15 days, accompanied by high humidity levels at 86%. Conversely, October brings cooler temperatures, with a minimum of -4°C (25°F) and a maximum of 23°C (73°F), averaging at 9°C (48°F). This month is slightly wetter, with 154 mm (6.0 in) of rain over approximately 16 days, while humidity remains relatively high at 83%. These differences highlight the unique characteristics of both months, making each noticeable in its own right. For more insights, you can check out the Biei weather in October.
May and November present markedly different weather patterns. In May, temperatures range from a chilly 0°C (32°F) at the lowest to a warm 31°C (88°F) at the highest, with an average of 11°C (53°F). The month sees significant rainfall, totaling 114 mm (4.5 in) over approximately 15 days, and an overall humidity level of 86%. In contrast, November experiences much colder temperatures, with a minimum of -14°C (7°F) and an average of just 2°C (35°F). While the maximum does reach a mild 15°C (59°F), the month is wetter, with 160 mm (6.3 in) of precipitation spread over 23 days, accompanied by lower humidity at 79%. For a closer look at November weather specifics, you can check out this link: Biei weather in November.
May and December exhibit stark contrasts in weather. In May, temperatures range from a chilly 0°C (32°F) to a warm 31°C (88°F), with an average of 11°C (53°F). This month sees approximately 114 mm (4.5 in) of rainfall over 15 days and a high humidity level of 86%. In contrast, December brings frigid temperatures, with a minimum of -22°C (-7°F) and a maximum of only 12°C (53°F), averaging -6°C (21°F). It experiences slightly more precipitation at 132 mm (5.2 in) across 27 days, although the humidity is lower at 80%. For more details about December weather in Biei, you can explore Biei weather in December.
As May unfolds in Biei, it marks a delightful transition from the chill of winter, characterized by a refreshing average temperature that often feels quite mild. The gradual rise in temperatures brings a welcome warmth, reaching peaks that can soar up to 31°C (88°F), which is a stark contrast to the frosty minimums of earlier months. While it does see some rainfall, with precipitation on about 15 days, the overall humidity of 86% adds a unique freshness to the air, making this month feel particularly lush and vibrant. For those seeking a more detailed exploration of Biei's climate nuances, visit Biei Climate.