Last updated: August 21, 2025
In Yamanashi, Japan, May weather offers a dynamic experience characterized by a maximum temperature of 28°C (82°F) and an average temperature of 14°C (58°F), while nighttime lows can dip to a refreshing 0°C (33°F). This month witnesses 148 mm (5.8 in) of rainfall spread across 15 days, contributing to a notable humidity level of 81%. Expect a blend of warm, pleasant days paired with refreshing rain showers, creating a vibrant atmosphere ideal for exploring the natural beauty of this scenic region.
In Yamanashi, Japan, May heralds the arrival of warmer days, with temperatures gradually climbing from the chill of the preceding months. The minimum temperature settles at a mild 0°C (33°F), while the average rises significantly to 14°C (58°F), and the maximum can reach a pleasant 28°C (82°F). This transition reflects a distinct shift towards spring, as the landscape bursts into bloom, inviting outdoor activities. Compared to April, which also has a relatively mild vibe, May showcases a clear upward trend in warmth, making it a delightful time to experience the region’s natural beauty and burgeoning life. As the days grow longer and sunnier, Yamanashi transforms into an inviting destination, perfect for those seeking to enjoy the comfort of spring’s embrace.
May in Yamanashi, Japan, marks a notable peak in precipitation, with 148 mm (5.8 in) of rain falling over 15 days. This slight increase from April's 138 mm (5.4 in) emphasizes a gradual but steady rise in moisture as the region transitions into the more intense rainy season ahead. As the temperatures warm and nature awakens, the consistent rainfall lays a vital foundation for lush greenery and blooming flowers. Comparatively, June follows closely with 179 mm (7.1 in) over 19 days, documenting the region’s shift toward its peak monsoon period, where the landscape flourishes under the nurturing embrace of frequent showers. This trend highlights the essential role of May's rainfall in supporting Yamanashi's vibrant ecosystems, setting the stage for the summer rains to follow.
In Yamanashi, Japan, the month of May experiences a notable uptick in humidity, reaching 81%, a rise from the preceding months. This increase signals the transition into summer, as humidity levels generally soar in the following months, hitting a peak of 93% in July. Compared to the drier winter months—where humidity lingered around 76% in January and dropped to 70% by March—May's levels indicate the beginning of a more humid season. Following May, the humidity consistently remains high, particularly during the summer, creating a lush, vibrant environment typical of this region. The gradual increase from April's 74% serves as a precursor to the more oppressive humidity found later in the year, making May a pivotal month in Yamanashi’s climatic journey.
As we step into May in Yamanashi, Japan, the UV Index reaches a striking 11, categorizing it as extreme and shortening the burn time to just 10 minutes. This significant increase from April's UV Index of 10 and March's 8 highlights a compelling upward trend in sun exposure as spring transitions into summer. With the UV Index climbing sharply from January's moderate 4 to May's extreme levels, it's crucial to remain vigilant about sun protection. This pattern continues into June and July, where the UV remains at 11 and even spikes to 12 in the peak of summer, indicating an ongoing need for sunscreen and protective gear. Whether you're enjoying the outdoors or simply commuting, take heed of the May UV Index to keep your skin safe. For more detailed information, check out Yamanashi UV Index.
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May shines brilliantly in Yamanashi, Japan, with 283 hours of sunshine, marking it as the sunniest month of the year. This delightful increase follows a steady upward trend from 191 hours in January to 271 hours in April, showcasing the region's transition into warmer spring weather. As May unfolds, the days grow longer and the sunshine intensifies, making it a prime time for outdoor activities and enjoying the blossoming landscapes. Although June experiences a slight decrease to 256 hours, the month of May stands out, embodying the essence of spring's vibrant energy and promise in Yamanashi.
In Yamanashi, Japan, the likelihood of sunshine sees a noticeable dip in May, with only a 22% chance of clear skies. This marks a significant decrease from the sunnier months of January and February, which boast probabilities of 57% and 66% respectively. As spring transitions into summer, the fluctuating weather patterns become evident, with April's modest 41% chances yielding to May's less favorable conditions. Following this trend, the chances of sun continue to decline through the early summer months, hitting a low of 15% in June. While May offers glimpses of warmth, the sunniest days are increasingly rare, suggesting that visitors might want to prepare for more cloudy and unpredictable weather as they plan their outings.
In Yamanashi, Japan, the transition from winter to summer is vividly marked by the gradual increase in daylight duration. Starting the year with just 10 hours of daylight in January and February, the days begin to lengthen as spring arrives, reaching 11 hours in March and a delightful 13 hours by April. May shines brightly with 14 hours of daylight, a peak that continues into June and July, creating long, sunlit days perfect for enjoying the region's natural beauty. As summer wanes, the daylight gradually diminishes, tapering off to 13 hours in August and then to 12 hours in September. This rhythmic ebb and flow of daylight showcases the region's temperate climate, ultimately leading to the shorter days of the colder months, where December sees only 9 hours of light. Thus, the daylight trends in Yamanashi beautifully reflect the changing seasons, inviting residents and visitors alike to savor each moment under the sun.
In Yamanashi, Japan, the wind patterns in May reveal a tranquil consistency, with an average wind speed of 1.8 m/s (4 mph). This gentle breeze mirrors the preceding months, where winds stay similarly soft, fluctuating between 1.7 and 2.2 m/s. As spring transitions into early summer, the steady winds create an inviting atmosphere, making outdoor activities all the more enjoyable. However, a noticeable decline in wind speed becomes apparent in June, where it dips to 1.3 m/s (3 mph), indicating a shift towards calmer, warmer conditions. Overall, the May winds in Yamanashi encapsulate a serene, breezy delight, setting the stage for the tranquil beauty of the season.
Weather in Yamanashi varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Yamanashi, focusing on differences in temperature, rainfall, humidity, and UV levels.
The weather in May is significantly warmer and more humid compared to January. In May, temperatures range from a chilly 0°C (33°F) to a pleasant maximum of 28°C (82°F), while January's temperatures can drop to as low as -17°C (2°F), with an average high of only 11°C (52°F). Additionally, May experiences more precipitation, with 148 mm (5.8 in) over 15 days, compared to the much drier January which sees only 48 mm (1.9 in) across 6 days. The humidity level in May is higher at 81%, while January has a slightly lower humidity at 76%. For further details, you may visit Yamanashi weather in January.
May and February present contrasting weather patterns, showcasing the transition from winter to spring. In May, temperatures range significantly from a chilly minimum of 0°C (33°F) to a warm maximum of 28°C (82°F), with an average around 14°C (58°F). The month sees considerable precipitation as well, with 148 mm (5.8 in) experienced over 15 days and high humidity at 81%. In stark contrast, February exhibits much colder conditions, with temperatures ranging from a minimum of -12°C (11°F) to a maximum of 17°C (63°F) and an average of 0°C (33°F). Precipitation is also much lower, totaling 58 mm (2.3 in) over just 9 days, coupled with a lower humidity level of 74%. For more details on February weather conditions, you can refer to Yamanashi weather in February.
In comparing the weather between March and May, May generally offers warmer temperatures, with averages reaching 14°C (58°F) compared to March's cooler average of 5°C (41°F). While March can still experience chilly nights with minimum temperatures dropping to -7°C (21°F), May warms up significantly, with highs peaking at 28°C (82°F). Precipitation levels in both months are relatively similar, with May receiving 148 mm (5.8 in) over 15 days and March slightly less at 144 mm (5.7 in) over 13 days. Additionally, May tends to be more humid, averaging 81% compared to March's 70%. For more detailed information, you can visit Yamanashi weather in March.
In comparing the weather between April and May, May generally experiences warmer temperatures, with a minimum of 0°C (33°F) and an average of 14°C (58°F), compared to April's minimum of -4°C (25°F) and average of 9°C (48°F). While both months see similar precipitation levels, May has slightly higher rainfall at 148 mm (5.8 in) over 15 days, compared to April's 138 mm (5.4 in) over the same number of days. Additionally, May exhibits increased humidity at 81% versus April's 74%, creating a more moist atmosphere as spring progresses. For a deeper look at April's weather specifics, you can visit Yamanashi weather in April.
In May, temperatures range from a chilly 0°C (33°F) to a warm 28°C (82°F), with an average of 14°C (58°F). The month experiences a total of 148 mm (5.8 in) of precipitation over 15 days, and humidity hovers at around 81%. In contrast, June sees a slight increase in temperatures, with minimums of 7°C (44°F), averages of 17°C (63°F), and the same maximum of 28°C (82°F). However, June also brings more rain, with 179 mm (7.1 in) of precipitation over 19 days and higher humidity at 88%. For more detailed information, you can check Yamanashi weather in June.
In comparing the weather of May and July, we observe notable differences in temperature and precipitation patterns. May typically experiences a minimum temperature of 0°C (33°F) and an average of 14°C (58°F), peaking at 28°C (82°F). The month sees about 148 mm (5.8 in) of precipitation spread over 15 days, with a humidity level of 81%. In contrast, July is significantly warmer, with temperatures ranging from a minimum of 13°C (56°F) to an average of 21°C (70°F), reaching maximums of 32°C (90°F). However, July is also much wetter, receiving 320 mm (12.6 in) of rainfall over 24 days, accompanied by higher humidity at 93%. For more detailed information, you can check Yamanashi weather in July.
In May, the weather showcases a cool transition into spring with temperatures ranging from a minimum of 0°C (33°F) to a maximum of 28°C (82°F), averaging around 14°C (58°F). The month is marked by relatively high humidity at 81% and considerable precipitation, totaling 148 mm (5.8 in) over 15 days.
In contrast, August brings warmer temperatures with a minimum of 12°C (55°F) and a peak of 33°C (91°F), averaging 23°C (73°F). While it is typically hotter, August experiences even more rainfall, with 190 mm (7.5 in) distributed across 23 days and higher humidity at 90%. For a closer look at August's weather patterns, you can visit Yamanashi weather in August.
In comparing the weather between May and September, we see notable differences in temperature and precipitation. May experiences a broader temperature range, with minimums dropping to 0°C (33°F) and maximums reaching 28°C (82°F), resulting in an average temperature of 14°C (58°F). However, it is also a wetter month, with 148 mm (5.8 in) of precipitation over approximately 15 days and a humidity level of 81%.
In contrast, September boasts milder temperatures, starting at a minimum of 9°C (49°F) and peaking at 31°C (87°F), leading to a higher average of 18°C (65°F). Rainfall is more pronounced in September, accumulating to 208 mm (8.2 in) across 22 days, with humidity slightly higher at 86%. This shift in both temperature and increased rainfall reflects the transitional nature of the months. For more details, you can check Yamanashi weather in September.
May and October present contrasting weather experiences. In May, temperatures range from a minimum of 0°C (33°F) to a maximum of 28°C (82°F), with an average of 14°C (58°F). The month sees moderate rainfall, totaling 148 mm (5.8 in) over about 15 days and a humidity level of 81%. In comparison, October's temperatures are slightly milder, with a minimum of 2°C (35°F) and a maximum of 27°C (80°F), averaging 13°C (55°F). However, October experiences significantly higher precipitation, totaling 324 mm (12.8 in) over approximately 19 days, accompanied by a slightly increased humidity of 83%. For more detailed information, you can check Yamanashi weather in October.
May and November present distinct weather patterns, with May experiencing a wider temperature range from a minimum of 0°C (33°F) to a maximum of 28°C (82°F) and averaging around 14°C (58°F). This month typically sees higher precipitation levels at 148 mm (5.8 in) over about 15 days, paired with an 81% humidity level. In contrast, November brings cooler conditions, with temperatures ranging from -4°C (26°F) to a maximum of 19°C (66°F), averaging 7°C (45°F). Precipitation drops significantly to 56 mm (2.2 in) over approximately 10 days, while humidity remains relatively stable at 80%. For a more detailed look at what to expect in November, visit Yamanashi weather in November.
May and December present contrasting weather conditions in Yamanashi. May typically enjoys a more temperate climate, with average temperatures ranging from a minimum of 0°C (33°F) to a maximum of 28°C (82°F), making it much warmer overall with an average of 14°C (58°F). The month is characterized by significant precipitation, receiving about 148 mm (5.8 inches) over approximately 15 days, and maintaining a relatively high humidity level of 81%. In stark contrast, December experiences colder temperatures, with averages around 2°C (36°F) and a maximum of 18°C (65°F), and a notable minimum of -8°C (17°F). The month also sees much less rainfall, with only 52 mm (2.1 inches) spread over about 8 days, and a slightly lower humidity of 78%. For more details on December weather patterns, visit Yamanashi weather in December.
As May unfolds in Yamanashi, the transition to warmer weather is palpable, with temperatures gradually rising and lush greenery returning after the chill of winter. Unlike the cold months that precede it, this month features a notable increase in humidity, creating a vibrant and refreshing atmosphere. However, the frequent rain showers, occurring on about half the days, remind us that spring can be unpredictable. This mix of warmth and moisture not only contributes to the region's stunning landscapes but also sets the stage for summer, making May a unique and beautiful time to experience all that Yamanashi has to offer. For more insights on what to expect throughout the year, visit Yamanashi Climate.