Last updated: August 21, 2025
In April, Kushiro, Japan, experiences a transitional climate as winter gives way to spring. The maximum temperature reaches a pleasant 16°C (61°F), while the average hovers around 4°C (40°F), and lows can dip to -5°C (23°F). This month sees approximately 73 mm (2.9 in) of precipitation over nine days, contributing to the region's 83% humidity. As verdant landscapes emerge, April marks a refreshing shift that hints at the warmer days ahead, making it an intriguing time to explore Kushiro's natural beauty.
As April unfolds in Kushiro, Japan, winter's chill begins to recede, ushering in a refreshing transition toward spring. With minimum temperatures averaging around -5°C (23°F) and daytime highs reaching a pleasant 16°C (61°F), the month showcases a significant warming trend compared to the harsh conditions of winter. The average temperature lifts to 4°C (40°F), marking a delightful shift as the landscape gradually bursts into life. This gentle increase not only signals the end of frosty nights but also lays the groundwork for more vibrant weather in the months that follow. As the region awakens from its winter slumber, April is the perfect time to enjoy Kushiro's emerging beauty.
In April, Kushiro experiences a noteworthy shift in its precipitation patterns, registering 73 mm (2.9 in) over 9 days. This amount reflects a decline from the more abundant rainfall of 90 mm in March, yet it still maintains a significant volume as spring progresses. April's precipitation is marked by a transition from the heavy snowmelt of winter to the more consistent showers that characterize the onset of warmer months. Interestingly, the rainfall begins to increase again in May, setting the stage for the following months where precipitation trends upward, peaking intriguingly in August. The steady distribution of rainy days in April indicates a gradual change, hinting at the vibrant growth nature is capable of as it prepares for the vibrant summer ahead.
In Kushiro, Japan, April maintains a comfortable humidity level of 83%, mirroring the stable conditions of the previous months, March and February. This consistency suggests a gradual transition into the more humid months ahead. As spring progresses into May, humidity rises to 86%, foreshadowing the intense moisture that peaks in the summer with July and August experiencing 93% and 96% respectively. The data reflects a dynamic seasonal pattern where humidity steadily climbs from late spring through summer, maintaining a lush and vibrant environment that characterizes this coastal region.
As April arrives in Kushiro, Japan, the UV Index takes a significant leap, soaring to 8, categorizing it within the very high exposure range. This marks a dramatic increase from the preceding months, where the UV Index was at a more moderate level. With a burn time of just 15 minutes, it's essential to be vigilant about sun safety during this month, as skin damage can occur rapidly. This trend will continue into May and June, where the UV Index remains elevated at 8 and 9, respectively. As the weather warms and outdoor activities increase, residents and visitors alike should take precautions to protect themselves from the sun’s intense rays. To learn more about the UV Index in Kushiro, visit Kushiro UV Index.
UV Risk Categories
As April unfolds in Kushiro, Japan, the sun graces the landscape with a warm embrace, bringing about a notable increase in sunshine hours. With 279 hours of sunlight, April marks a significant leap from March's 257 hours, hinting at the region’s gradual transition into the promising warmth of spring. This upward trend continues into May, where the sun shines even brighter with 294 hours, showcasing a delightful pattern of lengthening days. Kushiro's spring not only heralds a rise in sunshine but also invites the vibrancy of life, setting the perfect stage for the blooming beauty of nature that follows in the coming months.
In Kushiro, Japan, April marks a transitional period where the probability of sunny weather stands at 40%—a slight decline from the preceding months. As winter recedes, the likelihood of sun decreases further from March's 42%, hinting at the lingering chill and cloud cover typical of early spring. This trend continues into May, where sunshine chances dip to 27%, suggesting that while April may offer a few bright days, the drive toward clearer skies won’t be fully realized until later in the year. As such, visitors and locals alike should prepare for a mix of both cloudy and clear days, embracing the unpredictable spirit of spring in Kushiro.
As spring unfolds in Kushiro, Japan, daylight hours experience a remarkable increase, with April basking in about 13 hours of daylight. This month marks a significant leap from March's 11 hours, signaling the transition from winter's shorter days to the longer, sunlit hours of spring. Following this trend, May further enhances the experience with an impressive 14 hours of daylight, while June peaks at 15 hours, offering the longest days of the year. As summer approaches, daylight begins to gradually recede again, highlighting the dynamic shift in natural light throughout the year. This annual rhythm not only influences the region's climate but also enriches the daily lives of its residents, who eagerly embrace the uplifting embrace of longer days.
April in Kushiro, Japan, presents a refreshing average wind speed of 5.2 m/s (12 mph), mirroring the breezy conditions of January and March. This consistency hints at the lingering chill of early spring, as temperatures gradually rise and nature begins to awaken. Notably, the winds start to taper off in May, dropping to 4.2 m/s (9 mph), showcasing a transition towards the calmer breezes of summer. The pattern reveals an intriguing dance of seasonal change, where the invigorating winds of winter give way to the gentler whispers of spring and summer.
Weather in Kushiro varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Kushiro, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather of April and January, it is evident that April brings milder temperatures and increased warmth. While January experiences chilling lows of -14°C (7°F) and an average temperature of -4°C (26°F), April enjoys a minimum of -5°C (23°F) and an average of 4°C (40°F), peaking at a maximum of 16°C (61°F). Additionally, April sees more precipitation with 73 mm (2.9 in) over 9 days, compared to January's 44 mm (1.7 in) spread over 6 days. The humidity remains fairly consistent between the two months, with January at 84% and April at 83%. For more detailed information specifically about January, you can check out Kushiro weather in January.
April sees a significant warming trend compared to February, with average temperatures rising from -4°C (25°F) in February to 4°C (40°F) in April. The minimum recorded temperature in February dips to a chilly -18°C (-1°F), whereas April's minimum is much milder at -5°C (23°F). Precipitation also increases in April, totaling 73 mm (2.9 in) over 9 days, compared to February's 39 mm (1.5 in) over 6 days. Both months share the same humidity level of 83%, but the overall warmer conditions in April make it feel quite different from the frigid temperatures typical of February. For more details about February weather, visit Kushiro weather in February.
In comparing the weather between April and March, April generally offers a milder experience. The minimum temperature in April is -5°C (23°F), compared to a colder -12°C (11°F) in March. The average temperature rises from 1°C (33°F) in March to 4°C (40°F) in April, with a maximum of 16°C (61°F) in April, significantly warmer than March's high of 11°C (53°F). Precipitation is slightly less in April at 73 mm (2.9 in), compared to 90 mm (3.5 in) in March, with both months experiencing rain on 9 days. Humidity remains consistent at 83% for both months, creating a damp atmosphere. For a closer look at March weather conditions, you can refer to Kushiro weather in March.
April and May present a marked contrast in weather conditions. In April, temperatures range from a chilly minimum of -5°C (23°F) to a mild maximum of 16°C (61°F), with an average temperature of around 4°C (40°F). During this month, the region experiences approximately 73 mm (2.9 inches) of precipitation over 9 days, coupled with high humidity at 83%.
In comparison, May brings a significant increase in temperatures, with a minimum of 2°C (37°F), an average of 9°C (49°F), and a more comfortable maximum of 23°C (74°F). While May sees a slightly higher total precipitation of 93 mm (3.7 inches) spread over 11 days, the humidity increases marginally to 86%. Overall, May is warmer and generally more pleasant, with a clear transition into spring. For more detailed insights about May weather, visit Kushiro weather in May.
April and June present quite different weather patterns. In April, temperatures range from a chilly -5°C (23°F) at night to a mild 16°C (61°F) during the day, with an average of 4°C (40°F). The month typically sees about 73 mm (2.9 in) of precipitation spread over 9 days, accompanied by high humidity at 83%. Conversely, June marks the onset of summer with warmer temperatures, featuring a minimum of 5°C (41°F), an average of 12°C (54°F), and a maximum of 20°C (69°F). Although June experiences slightly more precipitation at 92 mm (3.6 in) over 10 days and higher humidity at 88%, the overall climate feels considerably more pleasant. For detailed insights into June weather, you can visit Kushiro weather in June.
When comparing the weather between April and July, it's clear that July offers much warmer temperatures. In April, the minimum temperature can drop to -5°C (23°F), while July sees a minimum of 9°C (48°F). The average temperature rises significantly from 4°C (40°F) in April to 16°C (61°F) in July, peaking at 25°C (78°F) in the latter month. Additionally, both months experience precipitation on about 9 days; however, July tends to be wetter overall, with 101 mm (4.0 in) of rainfall compared to April's 73 mm (2.9 in). Humidity levels also increase from 83% in April to 93% in July, making July feel more humid. For a detailed look at July weather, you can explore Kushiro weather in July.
April and August present contrasting weather patterns, reflecting the transition from spring to summer. In April, temperatures range from a chilly -5°C (23°F) at night to a mild 16°C (61°F) during the day, with an average of 4°C (40°F). The month is also marked by significant humidity at 83% and relatively low precipitation of 73 mm (2.9 in) over about nine days. In contrast, August experiences warmer temperatures, with nighttime lows of 12°C (54°F) and daytime highs reaching up to 27°C (81°F), averaging around 18°C (65°F). This month is wetter, with 134 mm (5.3 in) of rain falling over approximately twelve days, accompanied by higher humidity at 96%. For more specific details, you can check Kushiro weather in August.
April and September present quite different weather conditions. In April, temperatures range from a chilly minimum of -5°C (23°F) to a mild maximum of 16°C (61°F), with an average of about 4°C (40°F). The month sees approximately 73 mm (2.9 in) of precipitation over 9 days, and humidity levels hover around 83%. In contrast, September experiences a warmer climate, with temperatures ranging from a minimum of 9°C (48°F) to a maximum of 25°C (77°F), averaging 17°C (62°F). Precipitation increases slightly to 105 mm (4.2 in) spread over 10 days, accompanied by a higher humidity level of 89%. For more details on the weather in September, you can visit Kushiro weather in September.
April and October present contrasting weather patterns, despite having similar humidity levels at 83%. In April, temperatures range from a chilly minimum of -5°C (23°F) to a mild maximum of 16°C (61°F), while October enjoys a more comfortable range with a minimum of 3°C (38°F) and a maximum of 21°C (70°F). Precipitation also tells a different story; April averages 73 mm (2.9 in) over 9 rainy days, whereas October sees a significant increase in rainfall, totaling 171 mm (6.7 in) across 12 days. For more detailed weather insights specific to October, you can explore Kushiro weather in October.
April and November exhibit similar temperature ranges, with both months recording minimums of -5°C (23°F) and maximums of 16°C (61°F). However, April has a slightly lower average temperature of 4°C (40°F) compared to November's average of 7°C (44°F). Both months receive the same amount of precipitation at 73 mm (2.9 in), albeit over different counts of wet days—April has rain on 9 days while November has it on just 8. Additionally, humidity levels are marginally higher in April at 83%, compared to November's 80%. For a detailed look at November's specific weather patterns, you can refer to Kushiro weather in November.
April and December present contrasting weather conditions in Kushiro. In April, temperatures range from a chilly -5°C (23°F) to a comfortable 16°C (61°F), with an average of 4°C (40°F). The month experiences approximately 73 mm (2.9 in) of precipitation over nine days, accompanied by relatively high humidity at 83%. In contrast, December is colder, with temperatures varying from -10°C (15°F) to a maximum of 13°C (55°F) and an average of 0°C (32°F). precipitation is lower at 56 mm (2.2 in) across seven days, and the humidity is slightly less at 79%. For those interested in details about December weather, visit Kushiro weather in December.
As April unfolds in Kushiro, the transition from winter to spring becomes evident. The chilly temperatures give way to milder days, making it a refreshing change from the frosty conditions of previous months. With average highs reaching a comfortable 16°C and a noticeable drop in snow, this month brings a welcome respite with occasional rainfall contributing to the burgeoning greenery. However, the residual humidity lingers, reminding residents that winter’s grip is not entirely released. For a deeper understanding of the unique climate patterns affecting this beautiful city, be sure to explore Kushiro Climate.