Last updated: August 21, 2025
In Yamanashi, Japan, April brings a delightful blend of mild temperatures and scattered showers. With a maximum of 25°C (78°F) and an average of 9°C (48°F), the climate is perfect for outdoor activities, though be prepared for the occasional cool night, as temperatures can dip to a minimum of -4°C (25°F). The month sees about 138 mm (5.4 in) of rainfall over approximately 15 days, contributing to the area's lush landscapes. High humidity levels around 74% add a touch of tropical feel, making it an ideal time to witness the beauty of cherry blossoms and vibrant nature in full bloom.
In April, Yamanashi, Japan, experiences a delightful transition as temperatures rise, marking the onset of spring. The minimum temperature gently hovers around -4°C (25°F), while average daytime warmth reaches a comfortable 9°C (48°F). This month showcases a remarkable leap to a maximum of 25°C (78°F), allowing the landscape to bloom vibrantly. Compared to the preceding months, April’s weather is a breath of fresh air, signaling the retreat of winter's chill and the embrace of warmer days. The progression from the cooler temperatures of early spring hints at the sunny warmth of May, creating an inviting atmosphere for both locals and travelers to enjoy the awakening beauty of the season.
April in Yamanashi, Japan, marks a notable transition in the region's weather patterns, with precipitation averaging 138 mm (5.4 in) across 15 days of rainfall. This figure reflects a slight decrease from March's 144 mm (5.7 in), suggesting a gradual softening of the earlier spring deluge. As the month unfolds, the rainfall lays the groundwork for May's peak precipitation of 148 mm (5.8 in), hinting at the upcoming lushness of flora. The consistent rainfall throughout April is essential for nurturing the region's vibrant landscapes, while also embracing the burgeoning warmth of spring, highlighting a delicate balance between growth and moisture that characterizes this season in Yamanashi.
In April, Yamanashi experiences a shift in humidity, with levels settling at a moderate 74%. This slight uptick from March's 70% signals the arrival of spring, as the region begins to transition from the cooler months. Interestingly, the humidity appears to follow a growing trend, rising steadily towards May, which notoriously sees a spike to 81%. This progressive increase highlights the impending warmth and the vibrant blooms of nature during springtime, setting the stage for the more humid summer months ahead. By understanding these fluctuations, one can appreciate how Yamanashi's climate nurtures its beautiful landscapes throughout the year.
As April arrives in Yamanashi, Japan, the UV Index rises significantly, reaching a notable 10, which falls into the very high exposure category. This marks a continuation of the upward trend from the previous months, where the UV Index climbed from a moderate 4 in January to a high 8 in March. With a burn time of just 15 minutes, residents and visitors are advised to take precautions against harmful UV radiation. April serves as a reminder that as spring unfolds, so does the need for awareness about sun protection. For more detailed information on UV levels throughout the year, check out the Yamanashi UV Index.
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April in Yamanashi, Japan, shines brighter than the preceding months, with 271 hours of sunshine marking a delightful increase from March's 258 hours. This surge in daylight signals the arrival of spring, as the region begins to bloom with vibrant colors and fresh blossoms. The trend continues into May, where sunshine peaks at 283 hours, creating an inviting backdrop for outdoor adventures and cultural festivals. As the seasons transition into summer, April's radiant days set the tone, encouraging locals and visitors alike to bask in the beauty of Yamanashi’s natural landscape before the humidity of summer arrives.
In Yamanashi, Japan, the likelihood of sunny weather in April sees a slight dip, with a 41% chance for clear skies. This month lies in contrast to the promising sunshine of earlier months like January (57%) and February (66%), where the sun shines more frequently. As spring unfolds, the chance of sunny days decreases from the preceding months, reflecting a trend typical of the region as it transitions into the wetter seasons of May and June, which drop to 22% and 15% respectively. Despite this temporary dip, April still offers a respectable chance for sun, making it a perfect time to enjoy the blooming cherry blossoms under the light of a clear sky.
As spring unfolds in Yamanashi, Japan, April heralds a noticeable increase in daylight, boasting 13 hours of sunshine—an uplifting leap from 11 hours in March. This trend of increasing daylight continues into May, reaching a peak of 14 hours. The gradual transition from winter's shorter days to longer daylight hours showcases the region's shift towards warmer seasons. After the summer months, however, daylight begins to recede again, reminding us of the cyclical nature of the seasons. The pattern emphasizes not only the vibrancy of spring and summer but also the inevitable approach of autumn, with daylight gradually shortening to 10 hours by November. This rhythmic change in daylight reflects the charm of Yamanashi's seasons, inviting residents and visitors alike to relish each moment of sunshine.
April in Yamanashi, Japan, brings with it a gentle breeze, with an average wind speed of 1.8 m/s (4 mph). This month maintains the tranquil wind conditions seen in January and March, suggesting a consistent calmness as spring blossoms fully. With May also sharing the same wind speed, it appears that Yamanashi experiences a serene transition into warmer months. As summer approaches, the wind tends to taper slightly, dipping to 1.3 m/s (3 mph) in June, but the calm April air invites a sense of renewal and tranquility, perfect for enjoying the burgeoning beauty of the season.
Weather in Yamanashi varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Yamanashi, focusing on differences in temperature, rainfall, humidity, and UV levels.
April weather brings a notable contrast to January's chill, with temperatures ranging from a brisk -4°C (25°F) to a pleasant 25°C (78°F), leading to an average of 9°C (48°F). In comparison, January remains much colder, featuring minimum temperatures of -17°C (2°F) and an average of -1°C (31°F), with a maximum of just 11°C (52°F). While April sees more precipitation at 138 mm (5.4 in) over 15 days, January is drier, recording only 48 mm (1.9 in) during about 6 days of snowfall or rain, underscoring the stark differences in humidity levels as well, with January hovering at 76% compared to April's 74%. For more detailed information about the winter weather patterns, you can check Yamanashi weather in January.
April weather generally presents a marked shift compared to February. The average temperature in April rises to a more pleasant 9°C (48°F), with daytime highs reaching up to 25°C (78°F), whereas February sees much colder averages of 0°C (33°F) and maximums of 17°C (63°F). Additionally, April experiences significantly more precipitation, with 138 mm (5.4 in) falling over 15 days, compared to February’s 58 mm (2.3 in) over just 9 days. Despite both months having a humidity level of 74%, the overall warmer temperatures in April create a much more temperate climate as spring begins to take hold. For more specifics about February weather, you can explore Yamanashi weather in February.
April generally sees milder temperatures compared to March, with average temperatures rising to 9°C (48°F) from March's average of 5°C (41°F). The minimum temperature in April is slightly higher at -4°C (25°F) compared to March's -7°C (21°F), while the maximum temperature in April reaches a warmer 25°C (78°F) versus March's peak of 21°C (70°F). Although April experiences similar levels of precipitation—with 138 mm (5.4 in) over 15 days compared to March’s 144 mm (5.7 in) over 13 days—the overall humidity remains slightly higher in April at 74% compared to March's 70%. For more information on the weather trends during this time, you can refer to Yamanashi weather in March.
April and May present distinct shifts in weather patterns. In April, temperatures range from a minimum of -4°C (25°F) to a maximum of 25°C (78°F), with an average of 9°C (48°F). The month is marked by 138 mm (5.4 in) of precipitation over 15 days and a humidity level of 74%. In contrast, May sees a rise in temperatures, with a minimum of 0°C (33°F), an average of 14°C (58°F), and a maximum of 28°C (82°F). Precipitation increases slightly to 148 mm (5.8 in) over the same number of wet days, while humidity also rises to 81%. This transition highlights a warming trend as spring progresses, making May generally milder and wetter. For more detailed information, check out Yamanashi weather in May.
April and June present notable differences in weather patterns. In April, temperatures range from a chilly -4°C (25°F) to a pleasant 25°C (78°F), with an average of 9°C (48°F). The month experiences significant precipitation, totaling 138 mm (5.4 in) over 15 days, accompanied by a humidity level of 74%. In contrast, June sees milder temperatures, with a minimum of 7°C (44°F), an average of 17°C (63°F), and a maximum of 28°C (82°F). Precipitation increases to 179 mm (7.1 in) across 19 days, and humidity rises to 88%, creating a noticeably more humid atmosphere. For more details on the unique climate of June in Yamanashi, check out Yamanashi weather in June.
April and July exhibit quite distinct weather patterns. In April, temperatures range from a chilly minimum of -4°C (25°F) to a pleasant maximum of 25°C (78°F), with an average of 9°C (48°F). The month sees considerable rainfall, with 138 mm (5.4 in) of precipitation spread across 15 days, while humidity averages 74%. In contrast, July experiences much warmer conditions, with a minimum temperature of 13°C (56°F), an average of 21°C (70°F), and a high of 32°C (90°F). Rainfall significantly increases to 320 mm (12.6 in) over 24 days, resulting in high humidity levels of 93%. For more details on July weather, check out Yamanashi weather in July.
April weather is characterized by its cool temperatures, ranging from a chilly minimum of -4°C (25°F) to a pleasant average of 9°C (48°F), with highs reaching up to 25°C (78°F). This month typically sees about 138 mm (5.4 in) of precipitation over 15 days, along with a humidity level of 74%. In contrast, August brings warmer conditions with minimum temperatures of 12°C (55°F) and averages around 23°C (73°F), peaking at a maximum of 33°C (91°F). Rainfall increases to 190 mm (7.5 in) spread across 23 days, accompanied by higher humidity at 90%. For more insights, you can check Yamanashi weather in August.
April and September present distinct weather characteristics. In April, temperatures range from a chilly minimum of -4°C (25°F) to a pleasant maximum of 25°C (78°F), with an average of 9°C (48°F). The month receives about 138 mm (5.4 in) of precipitation over approximately 15 days, contributing to a humidity level of 74%. In contrast, September offers warmer conditions, with temperatures ranging from a minimum of 9°C (49°F) to a maximum of 31°C (87°F), averaging 18°C (65°F). However, it is also wetter, with precipitation totaling 208 mm (8.2 in) spread over 22 days and a higher humidity of 86%. To explore the specific conditions in greater detail, check out Yamanashi weather in September.
April and October showcase significantly different weather patterns. In April, temperatures range from a chilly -4°C (25°F) at night to a pleasant 25°C (78°F) during the day, with an average of 9°C (48°F). This month sees about 138 mm (5.4 in) of precipitation over approximately 15 days, and the humidity sits at 74%.
Conversely, October features milder minimum temperatures, starting at 2°C (35°F) and peaking at 27°C (80°F), with an average of 13°C (55°F). However, it experiences much higher rainfall, totaling 324 mm (12.8 in) across 19 days, along with increased humidity at 83%.
For more details on the October weather in Yamanashi, visit Yamanashi weather in October.
April and November exhibit striking differences in weather conditions. In April, temperatures range from a chilly minimum of -4°C (25°F) to a pleasant maximum of 25°C (78°F), with an average temperature of 9°C (48°F). This month also experiences higher precipitation levels, totaling 138 mm (5.4 in) over about 15 days, and a relative humidity of 74%. Conversely, November brings cooler temperatures, with a minimum of -4°C (26°F) and a maximum of 19°C (66°F), leading to a slightly lower average of 7°C (45°F). Precipitation amounts drop significantly to 56 mm (2.2 in) over approximately 10 days, paired with a higher humidity of 80%. For a more detailed look at November weather in Yamanashi, you can visit Yamanashi weather in November.
April and December present contrasting climates, characterized by varying temperatures and precipitation levels. In April, temperatures range from a chilly -4°C (25°F) at night to a pleasant 25°C (78°F) during the day, with an average of 9°C (48°F). The month sees around 138 mm (5.4 in) of precipitation over approximately 15 days, creating a humid atmosphere with 74% humidity. In comparison, December experiences colder temperatures, with a minimum of -8°C (17°F) and a maximum of 18°C (65°F), averaging just 2°C (36°F). While it is generally drier, with only 52 mm (2.1 in) of precipitation over 8 days, the humidity rises slightly to 78%. For a closer look at the specific weather conditions in December, you can refer to Yamanashi weather in December.
April in Yamanashi introduces a refreshing shift from the colder months, with temperatures gradually rising and the landscape coming alive. Characterized by a blend of pleasant daytime warmth and crisp nights, this month offers a welcome escape from winter's chill. However, don't forget your umbrella, as frequent rainfall is typical, with precipitation occurring on nearly half the days. The higher humidity can make it feel more vibrant, fostering lush blooms and greener surroundings. For a more detailed exploration of Yamanashi's climate patterns and what to expect, visit Yamanashi Climate.