April Weather in Matsuyama, Japan

Last updated: August 21, 2025

Experience the vibrant spring of Matsuyama, Japan, where April brings an inviting average temperature of 14°C (57°F). As the days warm up, expect maximum highs of 24°C (75°F), perfect for outdoor adventures, while cooler nights can dip to 2°C (36°F). With a precipitation total of 135 mm (5.3 in) over about 10 rainy days, the month showcases the region’s lush landscapes fueled by a humidity level of 76%. Whether you're strolling through cherry blossoms or exploring local attractions, April in Matsuyama offers a delightful blend of mild weather and refreshing rain.

April Temperature in Matsuyama

In April, Matsuyama experiences a delightful transition into spring, with temperatures steadily rising to welcome the season's warmth. The minimum temperature hovers around 2°C (36°F), while the average climbs to a pleasant 14°C (57°F), peaking at a comfortable 24°C (75°F) during the day. This marks a significant improvement compared to the chillier March days, where temperatures barely broke the double digits. As cherry blossoms bloom and outdoor activities become more inviting, April presents the ideal backdrop for enjoying nature’s rebirth. The gradual shift from the cooler months sets the stage for the even warmer days that follow in May and beyond, making Matsuyama a charming spring destination.

April Weather in Matsuyama: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Matsuyama, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Matsuyama, April typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec424350576571788175665546
Data source: Temperature data for Matsuyama generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

April Precipitation in Matsuyama

In April, Matsuyama experiences a notable increase in precipitation, with 135 mm (5.3 in) of rainfall accumulated over 10 days. This rise follows the gradual uptick from 129 mm in March, showcasing a clear trend toward wetter conditions as spring unfolds. As the city transitions into May, precipitation continues to escalate, reaching 153 mm, suggesting that the early summer months will see even more substantial rainfall. This pattern indicates a shift from the relatively dry conditions of winter months, such as January and February, emphasizing Matsuyama’s evolving climate as it embraces the lush, vibrant atmosphere of spring.

April Precipitation Trends in Matsuyama

The chart displays monthly precipitation patterns in Matsuyama, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Matsuyama, April typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec60901291351532153741972122046169
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Matsuyama

In April, Matsuyama, Japan, experiences a noticeable rise in humidity, peaking at 76%. This increase is part of a broader trend as the city transitions into the warmer spring months. Following a consistent 70% humidity during March, April's conditions become more humid, setting the stage for even higher levels in May, which jumps to 82%. This month acts as a significant turning point; as the scenery flourishes, so does the moisture in the air. The gradual upward trend continues into the summer months, where humidity soars to its highest in July at 91%, encapsulating the stickier, more tropical feel that characterizes Matsuyama's climate. As the year progresses, it becomes clear that April is a pivotal month in the shift towards the humid heat of summer.

April Average Humidity in Matsuyama

This chart illustrates the average monthly humidity levels in Matsuyama, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Matsuyama is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec74%70%70%76%83%86%91%88%85%82%79%77%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Matsuyama

As spring unfolds in Matsuyama, Japan, the UV Index in April reaches a noteworthy 10, categorizing it as very high. This is a continuation of a rising trend observed since January, where the index escalated from a moderate 4 to an alarming 12 by May. With a burn time of just 15 minutes in April, residents and visitors alike need to be particularly vigilant about sun exposure, especially with the even harsher conditions expected in the months to come. It’s clear that as spring transitions into summer, UV levels will remain a critical concern. For more details and to stay informed, check out the Matsuyama UV Index.

Maximum UV Index Levels in Matsuyama for April

The chart shows the monthly maximum UV Index (UVI) for Matsuyama in April, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In April, the maximum UV index in Matsuyama typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec469101211121211864
Data source: Matsuyama April UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

April Sunshine in Matsuyama

April brings a delightful boost in sunshine to Matsuyama, Japan, with 288 hours of golden rays cascading over the city. This marks an impressive transition from the early months of the year, where the sunlight gradually gains momentum from 191 hours in January to a vibrant 274 hours in March. The upward trend continues into May, reaching a peak of 305 hours, creating an enchanting tapestry of light that encourages outdoor exploration and relaxation. Even as the summer approaches, Matsuyama enjoys a fairly consistent amount of sunshine, maintaining a robust 288 hours in July and continuing the warmth into August with a dazzling 313 hours. The latter part of the year sees a gentle decrease, reminding us of the rhythm of seasons, but April remains a standout moment of brightness in the ever-beautiful Matsuyama.

Monthly Sunshine Duration in Matsuyama: April Highlighted

The April sunshine duration represents the total number of hours Matsuyama experiences direct sunlight during the month of April, excluding cloudy or obstructed periods. This chart compares the sunshine duration of April with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec191h237h274h288h305h284h288h313h269h260h244h228h
Data source: Matsuyama April Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Matsuyama During April

April in Matsuyama, Japan, presents a moderate chance of sunny weather, with about 44% likelihood of sunshine. This figure aligns with January's and lingers slightly above March's 40%. As spring unfolds, April's sunny disposition contrasts sharply with the disappointing 29% in May, hinting at a transition into the rainier months ahead. Interestingly, while April maintains a stable sunny outlook, it is a precursor to the summer months, where the sun's presence noticeably declines, hitting a low of 23% in June. So, if you're planning to visit Matsuyama in April, there's a fair chance you'll bask in the spring sun before the humidity sets in!

Percentage of Sunny Days in April in Matsuyama

The chart illustrates the percentage of sunny days in Matsuyama throughout the year, with April highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Matsuyama experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec44%50%40%44%29%23%24%28%30%58%50%53%
Data source: Matsuyama April chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Matsuyama in April

As spring unfolds in Matsuyama, Japan, April brings a delightful increase in daylight, with the sun gracing the skies for 13 hours each day. This marks a significant leap from the 11 hours of sunlight in March, heralding longer and brighter days that are perfect for outdoor activities and exploration. Following the trend of gradual light extension, May maintains this invigorating daylight duration, while June pushes the envelope even further with 14 hours of sunshine. The transition from the shorter days of winter to the longer, sun-soaked months is a beautiful reminder of nature's rhythms, encouraging residents and visitors alike to bask in the vibrant energy that only spring can offer.

Average Daylight Hours in Matsuyama for April

The chart illustrates the variation in daylight duration in Matsuyama throughout the year, with April highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 10m10h 57m11h 58m13h 1m13h 54m14h 20m14h 7m13h 21m12h 21m11h 18m10h 24m9h 56m
Data source: Matsuyama daylight hours, calculated by summing the hours between sunrise and sunset for each day.

April Winds in Matsuyama

In Matsuyama, Japan, April greets residents and visitors with a gentle breeze, as the average wind speed remains steady at 2.7 m/s (6 mph). This marks a continuation of the languid winds first seen in March, creating a serene atmosphere that perfectly complements the blooming cherry blossoms. Following April, the wind slightly decreases into May, suggesting a subtle decline as the warmer months approach. Notably, the spring's mild breezes stand in contrast to the stronger gusts of the winter months, highlighting a transition towards a calmer, more tranquil season. As summer looms, Matsuyama prepares for a shift in its atmospheric rhythm, with wind speeds slowly tapering off, making way for the balmy days ahead.

Average April Wind Speed in Matsuyama

The chart displays monthly wind speed patterns in Matsuyama, with values for each month shown alongside April's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how April's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec3.23.52.72.7 m/s2.61.71.92.32.12.22.93.5
Data source: Matsuyama April wind data, generated using information from the Copernicus Climate Change Service.

How April Weather in Matsuyama Compares to Other Months

Weather in Matsuyama varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Matsuyama, focusing on differences in temperature, rainfall, humidity, and UV levels.

In April, the weather in Matsuyama tends to be much milder and more variable compared to January. With average temperatures ranging from a minimum of 2°C (36°F) to a comfortable maximum of 24°C (75°F), April offers a pleasant atmosphere as spring arrives. The month brings about 135 mm (5.3 in) of precipitation over approximately 10 days, contributing to the greenery. In contrast, January experiences cooler temperatures, averaging 5°C (42°F) with highs reaching only 15°C (59°F) and lows dropping to -4°C (25°F). Additionally, January sees less precipitation, amounting to 60 mm (2.4 in) over around 9 days, making it a drier, colder month overall. For more detailed information about January weather, visit Matsuyama weather in January.

April's weather is significantly milder and more pleasant compared to February, showcasing a transition into spring. With minimum temperatures around 2°C (36°F) and maximums reaching 24°C (75°F), April offers an average temperature of 14°C (57°F), while February starts much colder with a minimum of -4°C (24°F) and an average of only 6°C (43°F). April also experiences more precipitation at 135 mm (5.3 in) over approximately 10 days, compared to February's 90 mm (3.6 in) over 11 days, although both months maintain similar humidity levels—76% in April and 70% in February. For a detailed look at February's weather, you can check Matsuyama weather in February.

April generally showcases milder and warmer weather compared to March. With average temperatures ranging from a minimum of 2°C (36°F) to a maximum of 24°C (75°F), April experiences an average temperature of 14°C (57°F), compared to March's average of 10°C (50°F). Precipitation levels are slightly higher in April, totaling 135 mm (5.3 in) over 10 days, versus March's 129 mm (5.1 in) over 12 days. Additionally, the humidity in April stands at 76%, which is higher than March's 70%. For a deeper look into March's weather specifics, you can check Matsuyama weather in March.

April and May offer a notable transition in weather. In April, temperatures range from a chilly minimum of 2°C (36°F) to a pleasant maximum of 24°C (75°F), with an average of 14°C (57°F). The month sees approximately 135 mm (5.3 in) of precipitation over about 10 days, accompanied by a humidity level of 76%. By contrast, May experiences warmer temperatures, with a minimum of 7°C (44°F) and a maximum reaching 28°C (82°F), averaging at 18°C (65°F). Rainfall increases slightly to 153 mm (6.0 in) across 11 days, coupled with higher humidity at 82%. For a closer look at the specifics, you can check Matsuyama weather in May.

April's weather is characterized by milder temperatures, with lows around 2°C (36°F) and an average high of 24°C (75°F), making it a comfortable month for outdoor activities. However, it also experiences significant rainfall, with around 135 mm (5.3 in) over about 10 days, resulting in a humidity level of 76%. In contrast, June is notably warmer, with minimum temperatures soaring to 14°C (57°F) and average highs reaching 30°C (86°F). This month also sees increased precipitation, totaling 215 mm (8.5 in) over 14 days, along with a higher humidity level of 86%. For more details, you can check Matsuyama weather in June.

April and July present stark contrasts in weather conditions. In April, temperatures range from a chilly minimum of 2°C (36°F) to a comfortable maximum of 24°C (75°F), with an average of 14°C (57°F). The month experiences around 135 mm (5.3 in) of precipitation over 10 days, accompanied by a humidity level of 76%. In contrast, July boasts significantly warmer temperatures, with a minimum of 18°C (65°F), an average of 26°C (79°F), and a maximum reaching a sweltering 33°C (91°F). This month sees a considerable increase in rainfall, totaling 374 mm (14.7 in) over 19 days, alongside humidity levels rising to 91%. For more detailed information on July weather, visit Matsuyama weather in July.

April and August present contrasting weather experiences. In April, temperatures range from a cool minimum of 2°C (36°F) to a pleasant maximum of 24°C (75°F), accompanied by an average of 14°C (57°F). This month also sees a considerable amount of rain, with 135 mm (5.3 in) falling over approximately 10 days, and humidity levels around 76%. In stark contrast, August boasts much warmer temperatures, averaging 27°C (81°F) with a minimum of 20°C (68°F) and a maximum reaching 33°C (91°F). It also experiences higher precipitation at 197 mm (7.7 in) over 15 days, along with increased humidity at 88%. For a detailed look at August's weather, check out Matsuyama weather in August.

April and September exhibit distinct weather characteristics. In April, temperatures range from a chilly minimum of 2°C (36°F) to a pleasant average of 14°C (57°F), peaking at 24°C (75°F), while the month experiences 135 mm (5.3 in) of precipitation over approximately 10 days, with humidity hovering around 76%. In contrast, September boasts warmer temperatures, with a minimum of 14°C (58°F), an average of 24°C (75°F), and a maximum reaching 33°C (91°F). However, it is also the wettest month, receiving 212 mm (8.4 in) of rainfall across about 15 days, and experiences higher humidity at 85%. For more detailed insights, check out Matsuyama weather in September.

April and October present notably different weather patterns. In April, temperatures range from a chilly minimum of 2°C (36°F) to a pleasant maximum of 24°C (75°F), with an average of 14°C (57°F). The month experiences around 135 mm (5.3 in) of precipitation over 10 days and a humidity level of 76%. In contrast, October's temperatures are milder, with a minimum of 8°C (47°F) and a maximum of 29°C (84°F), leading to a higher average of 19°C (66°F). However, October also sees increased rainfall, totaling 204 mm (8.0 in) across 10 days, alongside slightly higher humidity at 82%. For more detailed information, check out Matsuyama weather in October.

April and November present distinctly different weather characteristics, though both months experience mild temperatures. In April, temperatures range from a minimum of 2°C (36°F) to a maximum of 24°C (75°F), with an average temperature of 14°C (57°F). This month typically sees more precipitation, averaging 135 mm (5.3 in) over about 10 days, alongside a humidity level of 76%. In contrast, November’s climate is slightly cooler, with temperatures ranging from a minimum of 3°C (37°F) to a maximum of 25°C (77°F), and an average of 13°C (55°F). Precipitation in November is notably less, at 61 mm (2.4 in) over 8 days, with humidity slightly higher at 79%. For more detailed information, check out Matsuyama weather in November.

April and December in Matsuyama showcase marked differences in weather patterns. April typically experiences milder temperatures with a minimum of 2°C (36°F) and an average high of 24°C (75°F), while December tends to be cooler, starting from a minimum of -1°C (31°F) and averaging around 8°C (46°F). Precipitation is more pronounced in April, with 135 mm (5.3 in) spread over 10 days compared to December's 69 mm (2.7 in), although both months see rain on similar numbers of days. Humidity levels remain relatively high in both months, at 76% in April and slightly higher at 77% in December. For more detailed insights into December weather, check out Matsuyama weather in December.

Compare Matsuyama's Climate with Cities Worldwide

Conclusion: What to Expect From April Weather in Matsuyama

April in Matsuyama marks a vivid transition from the cooler months, offering a refreshing blend of mild temperatures and the lush beginnings of spring. With an average temperature around a comfortable 14°C, it stands out from the chill of winter, while the peak of 24°C invites a pleasant warmth that hints at the summer ahead. However, the month also brings a fair share of rainfall, occurring on about 10 days and contributing to an overall humidity of 76%. These characteristics create a unique atmosphere filled with blooming flowers and vibrant landscapes, making April a delightful time to explore the region. For more detailed insights into Matsuyama's weather patterns, visit Matsuyama Climate.