Last updated: August 21, 2025
In April, Minamata, Japan, experiences a delightful transition into spring, characterized by a maximum temperature of 27°C (82°F) and an average of 16°C (61°F), inviting visitors to enjoy the blossoming landscape. However, the month is not without its share of precipitation, with a total of 143 mm (5.6 in) over about 10 days, enhancing the region's lush greenery. Adding to this vibrant atmosphere is the humidity level, averaging a comfortable 78%, ensuring that while the climate is warm, it remains refreshingly pleasant for outdoor exploration.
In April, Minamata, Japan, experiences a delightful transition into spring, with temperatures reflecting a warming trend that brings a mix of mild and pleasant days. The minimum temperature starts at a comfortable 4°C (39°F), while the average rises to 16°C (61°F), offering a refreshing change from the chill of winter. As daylight hours increase, the maximum temperature hits a peak of 27°C (82°F), encouraging outdoor activities and blooming scenery. This month marks a significant shift from the cooler temperatures of March, showcasing a clear upward trend as the region moves gracefully toward the warmth of May and beyond.
In April, Minamata experiences a transition marked by substantial rainfall, with precipitation amounting to 143 mm (about 5.6 inches) distributed over 10 days. This significant rainfall follows a notably wet March, highlighting an early spring surge in moisture that precedes even wetter months ahead. As temperatures rise, the city's April precipitation sets the stage for the intensifying rainy season, particularly with May and June approaching, when rainfall nearly doubles. This pattern emphasizes Minamata's characteristic climate, balancing between dry spells and periods of abundant rain that shape its lush environment.
In April, humidity in Minamata, Japan, rises to 78%, marking a noticeable uptick from the previous months of 71% in both February and March. This gradual increase sets the stage for an even more humid May at 84%, as the transition to the warmer months begins. The trend is clear: humidity levels steadily climb as spring approaches summer, with April serving as a pivotal month that bridges the cooler, drier winter air to the stifling warmth of the upcoming summer months. As the seasons change, residents can expect the air to become increasingly muggy, a precursor to the summer's peak humidity levels, which reach 92% in July.
In April, Minamata, Japan, experiences a significant rise in UV exposure, with the UV Index reaching a staggering 11, classified as extreme. The burn time for unprotected skin drops to just 10 minutes, highlighting the urgency for sun protection. This sharp increase from March’s Index of 9 indicates a clear trend toward more intense UV radiation as spring sets in, leading into an equally high UV Index in May and June. As summer approaches, residents and visitors should remain vigilant against sunburn, ensuring to apply sunscreen and wear protective clothing. For more detailed information, visit Minamata UV Index.
UV Risk Categories
April brings a vibrant burst of sunshine to Minamata, Japan, with an impressive 286 hours of sunlight, marking a notable increase from the 268 hours recorded in March. This upward trend continues into the spring, where the days lengthen and the warmth begins to settle in, hinting at the delightful month of May ahead, which still retains 282 hours of sun. April's sunshine not only enhances the beauty of Minamata's natural landscapes but also invigorates the community, encouraging outdoor activities and fostering a spirit of renewal. As the region transitions from winter's chill to the warmth of summer, April stands out as a pivotal month, setting a radiant tone for the months that follow.
In April, the likelihood of sunny weather in Minamata, Japan, hovers around 39%, a bit higher than the preceding months of March and showing a decline from the brighter days of January and February. This transitional period marks the shift from early spring toward the lushness of late spring, yet the chances of clear skies remain less favorable compared to later months. Notably, the chance of sunshine surges again in October, peaking at an impressive 62%, hinting at a distinct seasonal pattern where brighter days become more prevalent as the year progresses. As you plan your April activities, keep in mind that while the sun may not always shine brightly, the charm of spring blooms in Minamata is sure to light up your experience.
In Minamata, Japan, April marks a delightful transition into longer days, as daylight extends to 12 hours. This increase in daylight signals the arrival of spring, following the steadier 11-hour days of March. As the year progresses, May promises even more sunlight with 13 hours, leading into the peak of summer in June and July, where residents enjoy the longest days of the year at 14 hours. This gradual increase in daylight not only enhances the vibrancy of nature but also invites outdoor activities, making April a month of rejuvenation and warmth after the quieter winter months. As autumn approaches, the daylight gradually recedes, offering a gentle reminder of the cyclical nature of the seasons.
In April, Minamata experiences a gentle average wind speed of 2.7 m/s (6 mph), which is consistent with the breezy patterns seen in January. This month signals an awakening of spring, as the winds begin to stir life in the coastal city, contributing to a refreshing atmosphere. Compared to the previous month, March, which had a slightly lower average wind speed of 2.5 m/s, April maintains this comfortable velocity, hinting at a stability that characterizes the shift from winter’s chill toward the warmer days ahead. As the surrounding environment starts to blossom, the persistent yet mild breezes of April create a perfect backdrop for enjoying the blooming flowers and vibrant landscape that define this beautiful season in Minamata.
Weather in Minamata varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Minamata, focusing on differences in temperature, rainfall, humidity, and UV levels.
April and January present strikingly different weather patterns. In April, temperatures range from a chilly 4°C (39°F) at night to a warm 27°C (82°F) during the day, averaging around 16°C (61°F). In contrast, January is significantly colder, featuring minimum temperatures of -4°C (25°F) and a daytime maximum of only 20°C (68°F), with an average of 7°C (44°F). Additionally, April experiences notably higher precipitation, totaling 143 mm (5.6 in) over 10 days, compared to January's lighter 61 mm (2.4 in) over just 7 days. Humidity levels are slightly higher in April at 78%, while January maintains a consistent 75%. For more details, you can check Minamata weather in January.
In comparing the weather of April and February, we see a notable contrast in temperatures and precipitation levels. April experiences milder conditions, with average temperatures ranging from a minimum of 4°C (39°F) to a maximum of 27°C (82°F), while February is much cooler, with temperatures ranging from -3°C (27°F) to 20°C (69°F). Additionally, April receives more precipitation at 143 mm (5.6 in), compared to February's 105 mm (4.1 in), although both months have about 10 days of rain. Humidity levels in April are also higher at 78%, compared to 71% in February. For a more detailed look at February's weather, check out Minamata weather in February.
Comparing the weather in April to that in March reveals notable differences. April sees a higher average temperature of 16°C (61°F) compared to March's 12°C (54°F), with maximum temperatures in April reaching up to 27°C (82°F), while March levels off at 26°C (78°F). However, March has slightly less precipitation, totaling 149 mm (5.9 in) over 14 days, compared to April’s 143 mm (5.6 in) across 10 days. Additionally, April boasts a higher humidity level at 78%, compared to March’s 71%. For more details on March weather, you can check Minamata weather in March.
April and May present a noticeable shift in weather conditions. In April, temperatures range from a minimum of 4°C (39°F) to a maximum of 27°C (82°F), with an average of 16°C (61°F). The month sees moderate rainfall, totaling 143 mm (5.6 in) over about 10 days, and humidity levels hover around 78%. In contrast, May experiences warmer temperatures, with a minimum of 7°C (45°F), an average of 20°C (68°F), and a peak of 30°C (87°F). However, it also brings increased rainfall, accumulating 234 mm (9.2 in) over 12 days, along with slightly higher humidity at 84%. For those interested in specific conditions, more details can be found at Minamata weather in May.
April and June present quite a contrast in weather conditions. In April, temperatures range from a cool minimum of 4°C (39°F) to a comfortable average of 16°C (61°F), with a maximum hitting 27°C (82°F). Though April experiences some rainfall with 143 mm (5.6 in) over about 10 days, the humidity is relatively lower at 78%. In comparison, June sees a significant increase in warmth, with temperatures ranging from a minimum of 14°C (58°F) to an average of 23°C (74°F) and a peak of 31°C (89°F). However, this month also brings more rain, totaling 342 mm (13.5 in) across 18 days, and higher humidity at 86%. For more details on June weather specifically, you can check out Minamata weather in June.
April and July present strikingly different weather patterns. In April, temperatures range from a cooler minimum of 4°C (39°F) to a pleasant average of 16°C (61°F), peaking at a comfortable 27°C (82°F). The month experiences moderate rainfall, totaling 143 mm (5.6 in) across about 10 days, with humidity levels around 78%. In contrast, July heats up considerably, with minimum temperatures of 18°C (65°F) and an average high of 27°C (80°F), peaking at a sweltering 35°C (96°F). This summer month sees a significant increase in precipitation, averaging 465 mm (18.3 in) over 22 days, combined with higher humidity levels of 92%. For a detailed look at July's weather in Minamata, you can visit Minamata weather in July.
April and August present distinctly different weather profiles. In April, temperatures range from a cool minimum of 4°C (39°F) to a comfortable average of 16°C (61°F), peaking at a warm 27°C (82°F). The month sees significant rainfall, totaling 143 mm (5.6 in) over about 10 days, coupled with a humidity level of 78%. In contrast, August experiences much warmer temperatures, with a minimum of 21°C (71°F) and an average of 28°C (82°F), reaching maximums of 35°C (96°F). This summer month is also wetter, with 242 mm (9.5 in) of precipitation over 17 days and a higher humidity of 91%. For more details on the weather in August, you can refer to Minamata weather in August.
April weather is characterized by cool temperatures, with a minimum of 4°C and a comfortable average of 16°C, making it a pleasant month for outdoor activities. However, it does experience a fair amount of rain, with about 143 mm of precipitation over 10 days and average humidity around 78%. In contrast, September boasts warmer temperatures, with a minimum of 14°C and an average of 25°C, reaching highs of 34°C. This month is also wetter, featuring 228 mm of rainfall across 16 days and slightly higher humidity at 84%. For a detailed look at September weather in Minamata, check the link: Minamata weather in September.
April and October present contrasting yet captivating weather patterns. In April, temperatures range from a cool 4°C (39°F) at night to a warm 27°C (82°F) during the day, with an average of 16°C (61°F). This month sees around 143 mm (5.6 in) of precipitation over approximately 10 days, with humidity levels hovering at 78%. In contrast, October boasts slightly milder nights with a minimum of 9°C (48°F) and warmer days peaking at 32°C (89°F), averaging 20°C (68°F). This month experiences a similar level of rainfall, at 131 mm (5.2 in), also spread across 10 days, but with a slightly higher humidity level of 83%. For more detailed weather information, you can visit Minamata weather in October.
April and November present distinct weather profiles, each with its own charm. In April, temperatures range from a chilly 4°C (39°F) at night to a pleasant 27°C (82°F) during the day, with an average of 16°C (61°F). This month experiences higher precipitation, totaling 143 mm (5.6 in) across about 10 days, contributing to a humidity level of 78%.
In contrast, November sees cooler minimum temperatures dropping to 1°C (34°F) and a slight daily maximum of 25°C (77°F), resulting in an average temperature of 14°C (57°F). It offers a more moderate total precipitation of 96 mm (3.8 in) over 9 days, accompanied by a slightly higher humidity of 81%. For more detailed insights on weather patterns during this month, check out Minamata weather in November.
April and December present contrasting weather patterns. In April, temperatures range from a cool minimum of 4°C (39°F) to a pleasant maximum of 27°C (82°F), with an average of 16°C (61°F). The month sees a higher level of precipitation, totaling 143 mm (5.6 in) over approximately 10 days, contributing to a humidity level of 78%. In contrast, December brings chillier conditions, with temperatures varying from a low of -1°C (30°F) to a high of 24°C (75°F), averaging around 8°C (47°F). There is less rainfall, amounting to 90 mm (3.5 in) over about 8 days, and slightly higher humidity at 79%. For more insights on December weather, you can check Minamata weather in December.
April in Minamata is a transitional month that contrasts with both the chill of winter and the heat of summer. As temperatures begin to rise, the air achieves a harmonious blend of warmth with an average around 16°C (61°F), making outdoor activities more enjoyable. However, it’s also a time when rain graces the region, contributing to 143 mm of precipitation over about 10 days, leading to a humidity level of 78%. This moist atmosphere not only nourishes the vibrant landscapes but also signifies a departure from the drier, cooler months preceding it. So whether you’re drawn to the blooming nature or the refreshing rains, April's weather invites you to experience Minamata in its lively regrowth stage. For a comprehensive look at the climate throughout the year, visit Minamata Climate.