April Weather in Uwajima, Japan

Last updated: August 21, 2025

In April, Uwajima, Japan experiences a delightful transition into spring, with temperatures ranging from a comfortable average of 16°C (61°F) to a maximum of 26°C (78°F). With a minimum temperature dipping to 3°C (38°F), this month offers a pleasant mix of warm days and cool evenings. However, potential visitors should be prepared for some rain, as precipitation totals reach 126 mm (5.0 in) over approximately 8 days, contributing to the region's lush greenery. The atmosphere is often humid, with levels around 78%, making the air feel warm and vibrant. Overall, April in Uwajima is a picturesque time for exploring the beauty of spring.

April Temperature in Uwajima

In April, Uwajima, Japan, ushers in a delightful transition into spring, with temperatures reflecting the season's warmth and vibrancy. The minimum temperature gently rises to 3°C (38°F), while the average settles at a pleasant 16°C (61°F), and the mercury can reach a comfortable 26°C (78°F) at its peak. This month marks a notable increase from the cooler early months of the year, particularly as March's temperatures begin to give way to the sunny days ahead. As cherry blossoms bloom and outdoor activities beckon, April's balmy weather invites both locals and visitors to embrace the beauty of Uwajima's landscape, making it an ideal time to explore the region's rich culture and natural splendor.

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

The chart illustrates April temperature patterns in Uwajima, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Uwajima, 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).
JanFebMarAprMayJunJulAugSepOctNovDec454653606873808377685748
Data source: Temperature data for Uwajima generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

April Precipitation in Uwajima

In April, Uwajima experiences a notable continuation of the wet season, receiving 126 mm (or 5.0 inches) of precipitation over 8 days. This marks a slight decrease from the previous month, which recorded 129 mm in 11 days. As spring unfolds, the weather brings a refreshing move away from the heavier downpours of winter, yet the rainfall remains substantial, setting the stage for the lush greenery that characterizes the region. The trend of increasing precipitation in the preceding months reaches a plateau, suggesting a seasonal rhythm as Uwajima transitions into the warmer and wetter months ahead. With May on the horizon, residents can expect a further climb in rainfall to 165 mm, highlighting the region's dynamic climate as it heads toward summer.

April Precipitation Trends in Uwajima

The chart displays monthly precipitation patterns in Uwajima, 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 Uwajima, April typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec53861291261652153531921921945862
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Uwajima

In April, Uwajima experiences a noticeable increase in humidity, rising to 78%, a level indicative of the city's transition towards the more humid months ahead. This uptick from the 71% recorded in both February and March marks the beginning of a trend that sees humidity steadily climb as spring progresses into summer. As temperatures warm, the approaching May brings an even greater shift, pushing humidity to 84%. This pattern not only highlights the gradual increase in moisture content in the air but also prepares residents and visitors for the sweltering conditions that characterize Uwajima's summer months, peaking in July and August with humidity levels soaring to 92% and 91%, respectively.

April Average Humidity in Uwajima

This chart illustrates the average monthly humidity levels in Uwajima, 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 Uwajima is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec75%71%71%78%84%86%92%91%84%83%81%79%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Uwajima

As April arrives in Uwajima, Japan, residents and visitors are greeted by an elevated UV Index of 10, categorizing it as very high. This marks an increase from March's already notable index of 9, signaling a transition into the more intense sun exposure typical of spring. With a burn time of just 15 minutes, it is crucial to take precautions as this month serves as a precursor to the even more extreme UV levels that follow in May and June, where the index peaks at 12. Not only does this reflect the changing seasons, but it also emphasizes the importance of sun safety practices during these warmer months. For more details on UV radiation levels throughout the year, check out Uwajima UV Index.

Maximum UV Index Levels in Uwajima for April

The chart shows the monthly maximum UV Index (UVI) for Uwajima 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 Uwajima typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec469101211121211764
Data source: Uwajima 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 Uwajima

In April, Uwajima basks in 284 hours of sunshine, marking a significant increase from the previous months. This surge reflects the transition into spring, following a steady climb from 271 hours in March. With each passing month, the daylight hours continue to rise, peaking in August with 308 hours. Such a pattern not only highlights the vibrant, sun-filled days of early spring but also sets the stage for the warm summer to come. As the sun reigns over Uwajima, residents and visitors alike can relish the longer days and invigorating light, making April an enticing time to experience the beauty of this coastal city.

Monthly Sunshine Duration in Uwajima: April Highlighted

The April sunshine duration represents the total number of hours Uwajima 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.
JanFebMarAprMayJunJulAugSepOctNovDec184h231h271h284h296h273h281h308h265h259h239h215h
Data source: Uwajima April Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Uwajima During April

In Uwajima, Japan, the likelihood of sunny weather in April stands at 47%, making it a relatively bright month as spring unfolds. This percentage is a slight improvement over the previous months, with January, March, and even May showcasing lower chances of sunshine. Interestingly, while April enjoys more sun than its immediate predecessors, it pales in comparison to the sunnier days of October, which boasts a 63% chance. As we transition from the dry winter months into the lush spring season, April presents a delightful balance of sunshine before the onset of the wetter period that follows in June and July. The overall trend highlights a seasonal dip in sun as summer approaches, but April serves as a promising precursor to sunnier days ahead.

Percentage of Sunny Days in April in Uwajima

The chart illustrates the percentage of sunny days in Uwajima 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 Uwajima experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec46%50%43%47%29%23%24%29%35%63%55%53%
Data source: Uwajima April chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Uwajima in April

As spring unfolds in Uwajima, Japan, April marks a delightful leap in daylight duration, with the sun gracing the skies for an impressive 13 hours. This increase from the 11 hours of March signals the onset of longer, brighter days, as nature emerges from the grip of winter. Following this trend, May holds steady at 13 hours, while June brings an even greater treat with 14 hours of daylight. The gradual ascent in daylight from the winter months showcases a vibrant transition into the lively spring and summer seasons, inviting both locals and visitors to relish the extended hours of sunshine and the beauty of the blooming landscape. As the year progresses, the pattern continues, offering a rhythmic ebb and flow of daylight that enhances the charm of Uwajima's changing seasons.

Average Daylight Hours in Uwajima for April

The chart illustrates the variation in daylight duration in Uwajima throughout the year, with April highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 12m10h 58m11h 58m13h13h 52m14h 17m14h 4m13h 19m12h 20m11h 19m10h 26m9h 58m
Data source: Uwajima daylight hours, calculated by summing the hours between sunrise and sunset for each day.

April Winds in Uwajima

In April, Uwajima experiences a gentle wind, averaging 3.4 m/s (8 mph), a slight decrease from the breezy March days. This transitional month marks the beginning of warmer seasons, with wind speeds gradually tapering down as spring settles in. Following April, we see a steady decline in average wind speeds through May and June, reaching a calm 2.8 m/s (6 mph) by mid-year. Interestingly, the trend shifts again in the latter months, where autumn brings back refreshing gusts, notably rising to 3.4 m/s (8 mph) in November. This fluctuation in wind patterns not only enhances Uwajima's seasonal charm but also invites both locals and visitors to enjoy its serene landscapes amidst a gentle breeze.

Average April Wind Speed in Uwajima

The chart displays monthly wind speed patterns in Uwajima, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.94.03.63.4 m/s3.22.82.53.42.62.73.44.1
Data source: Uwajima April wind data, generated using information from the Copernicus Climate Change Service.

How April Weather in Uwajima Compares to Other Months

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

In comparing the weather between January and April, notable differences emerge. January features cooler temperatures, with a minimum of -2°C (28°F) and an average of 7°C (45°F), while April offers a milder climate with temperatures ranging from a minimum of 3°C (38°F) to a maximum of 26°C (78°F). Precipitation is also higher in April, totaling 126 mm (5.0 in) over 8 days compared to January's 53 mm (2.1 in), although both months experience similar rain days. Humidity levels are slightly higher in April at 78%, compared to 75% in January. For more details specific to January weather, you can explore Uwajima weather in January.

April and February present a distinct contrast in weather patterns. In April, temperatures range from a chilly 3°C (38°F) at night to a warm 26°C (78°F) during the day, averaging around 16°C (61°F). This month experiences significant precipitation of 126 mm (5.0 in) over about 8 days, coupled with a higher humidity of 78%. In comparison, February has cooler temperatures, with a minimum of -2°C (28°F), an average of 8°C (46°F), and a maximum of 20°C (69°F). February sees less rainfall at 86 mm (3.4 in) across 10 days and lower humidity at 71%. For more specific details about February weather, visit Uwajima weather in February.

In April, temperatures become noticeably milder compared to March, with average highs reaching 26°C (78°F) compared to March's peak of 23°C (74°F). The minimum temperatures are also warmer, with April starting at 3°C (38°F) versus March's cooler 1°C (35°F). However, April experiences slightly less precipitation overall, totaling 126 mm (5.0 in) over 8 days, compared to March's 129 mm (5.1 in) spread over 11 days. Additionally, April's humidity sits higher at 78%, reflecting the increased warmth and damp conditions of early spring. For a more detailed comparison, you can visit Uwajima weather in March.

In comparing the weather of April and May, April tends to have cooler temperatures, with a minimum of 3°C (38°F) and an average of 16°C (61°F), while May enjoys warmer conditions, featuring a minimum of 8°C (46°F) and an average of 20°C (68°F). While April experiences a maximum temperature of 26°C (78°F), May can reach up to a higher maximum of 30°C (87°F). Precipitation is notable in both months, but May sees slightly more rain, with 165 mm (6.5 in) over 10 days compared to April's 126 mm (5.0 in) over 8 days. Additionally, humidity rises from 78% in April to 84% in May, contributing to a muggier atmosphere as spring progresses. For a more detailed look at the weather conditions during this month, check out Uwajima weather in May.

April and June present contrasting weather patterns, showcasing a transition from cooler to warmer conditions. In April, temperatures range from a minimum of 3°C (38°F) to a comfortable average of 16°C (61°F), with highs reaching up to 26°C (78°F). The month experiences significant precipitation, totaling 126 mm (5.0 in) over about 8 days, coupled with a humidity level of 78%. In contrast, June sees a notable rise in temperature, with minimums of 14°C (57°F), averages of 23°C (74°F), and maximums soaring to 30°C (86°F). However, this month is wetter, with precipitation at 215 mm (8.5 in) over 14 days and a slightly higher humidity of 86%. For more details, you can visit Uwajima weather in June.

April and July display markedly different weather patterns. In April, temperatures range from a cool minimum of 3°C (38°F) to a pleasant average of 16°C (61°F), peaking at 26°C (78°F). However, April is quite wet, receiving about 126 mm (5.0 in) of precipitation over 8 days, with humidity levels at 78%. In contrast, July experiences much warmer conditions, with temperatures dipping to a minimum of 19°C (66°F) and an average of 27°C (80°F), soaring to a maximum of 35°C (96°F). The month is also significantly wetter, with 353 mm (13.9 in) of rain, falling over 16 days, and higher humidity at 92%. For more insights into the July climate, check out Uwajima weather in July.

April and August present contrasting weather conditions. In April, temperatures range from a chilly 3°C (38°F) at night to a mild average of 16°C (61°F), peaking at a comfortable 26°C (78°F) during the day. With 126 mm (5.0 in) of rainfall spread over 8 days, the month feels moderately humid at 78%. In stark contrast, August experiences much warmer temperatures, with minimums of 20°C (69°F) and averages climbing to 28°C (83°F), while highs can reach an intense 36°C (97°F). This month sees heavier rainfall totaling 192 mm (7.5 in) over 14 days, and humidity levels are higher at 91%, creating a more oppressive atmosphere. For more specific information, you can check Uwajima weather in August.

April and September present notably different weather conditions. In April, temperatures start relatively cool, ranging from a minimum of 3°C (38°F) to a maximum of 26°C (78°F), with an average of 16°C (61°F). The month also sees about 126 mm (5.0 in) of precipitation over approximately 8 days, contributing to a humidity level of 78%. In contrast, September is significantly warmer, with temperatures ranging from a minimum of 16°C (61°F) to a maximum of 33°C (92°F) and an average of 25°C (77°F). Precipitation increases to 192 mm (7.6 in) spread over about 15 days, accompanied by higher humidity at 84%. For more detailed insights, check out this resource: Uwajima weather in September.

April and October present distinct weather characteristics despite both being spring and autumn months. In April, temperatures range from a cool minimum of 3°C (38°F) to a pleasant average of 16°C (61°F) and can peak at 26°C (78°F). The month sees moderate precipitation, totaling 126 mm (5.0 in) over about 8 days, accompanied by a relative humidity of 78%. In contrast, October features a milder minimum temperature of 9°C (48°F) and an average of 20°C (68°F), with highs reaching up to 30°C (86°F). This month experiences a bit more rainfall, accumulating 194 mm (7.7 in) across 10 days, with humidity slightly higher at 83%. For more specifics on October's climate conditions, you can check Uwajima weather in October.

April and November showcase distinct weather patterns, with April presenting a warmer climate. In April, temperatures range from a minimum of 3°C (38°F) to a maximum of 26°C (78°F), averaging at 16°C (61°F). In contrast, November has slightly cooler temperatures, with a minimum of 2°C (37°F) and an average of 14°C (58°F). Both months experience precipitation, but April is notably wetter, with 126 mm (5.0 in) of rain over 8 days compared to November's 58 mm (2.3 in) across 7 days. Humidity levels are fairly similar, with April at 78% and November slightly higher at 81%. For more specific insights into the conditions in November, you can explore Uwajima weather in November.

April and December present contrasting weather conditions. In April, temperatures range from a minimum of 3°C (38°F) to a pleasant average of 16°C (61°F), topping out around 26°C (78°F). This month sees a relatively high precipitation level of 126 mm (5.0 in) spread over 8 days, with humidity hovering around 78%. In contrast, December features cooler temperatures with a minimum of 0°C (32°F) and an average of 9°C (49°F), peaking at 23°C (73°F). Precipitation is lighter, totaling 62 mm (2.5 in) across 7 days, while humidity is slightly higher at 79%. For more details on December weather, you can visit Uwajima weather in December.

Compare Uwajima's Climate with Cities Worldwide

Conclusion: What to Expect From April Weather in Uwajima

April in Uwajima ushers in a refreshing transition from the coolness of late winter, with temperatures starting to rise and an inviting average warmth that sets the stage for spring. Unlike the chillier months preceding it, April's weather is characterized by a pleasant mix of mild days and cooler nights, offering a perfect opportunity for outdoor adventures. However, it also brings a notable increase in humidity and rainfall, with several days of precipitation adding to the lushness of the landscape. This unique blend of warmth and moisture differentiates April from the drier and colder months, making it an ideal time for enjoying the area's natural beauty. For a deeper understanding of Uwajima's overall climate, visit Uwajima Climate.