April Weather in Ishikawa, Japan

Last updated: August 21, 2025

April in Ishikawa, Japan, ushers in a vibrant transition from winter to spring, characterized by a maximum temperature soaring to 27°C (81°F), while the average hovers around 10°C (50°F). As daylight lengthens, the city experiences a notable minimum temperature dropping to -2°C (28°F), reminding residents of the last whispers of winter. This month also sees an average precipitation of 108 mm (4.2 in) spread across 12 days, contributing to the lush landscapes that bloom in vibrant colors. With humidity levels reaching 73%, the air is filled with the freshness that accompanies the season's blossoms, making April a truly enchanting time in Ishikawa.

April Temperature in Ishikawa

April in Ishikawa, Japan marks a significant transition as winter gives way to spring. With temperatures rising from a chilly minimum of -2°C (28°F) to a delightful maximum of 27°C (81°F), this month promises a refreshing change, averaging around 10°C (50°F). As the landscape begins to blossom, residents and visitors alike can relish the warmer days that hint at the summer to come. This marked increase in temperature is part of an overall trend, as the region shifts toward milder months, making April an ideal time to explore the scenic beauty and cultural vibrancy of Ishikawa. The sharp rise from the preceding months not only enhances outdoor activities but also invites an exuberance that accompanies the arrival of spring.

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

The chart illustrates April temperature patterns in Ishikawa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ishikawa, 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).
JanFebMarAprMayJunJulAugSepOctNovDec333542506166747768584737
Data source: Temperature data for Ishikawa 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 Ishikawa

In April, Ishikawa experiences a significant transition as the region moves deeper into spring. With 108 mm (4.2 in) of precipitation falling over 12 days, the month typically showcases a mixture of rain and emerging blooms. This level of rainfall is slightly lower than March's hefty 120 mm (4.7 in), but still contributes to the region's lush landscape. April marks the start of a wetter phase, as precipitation begins to increase toward the summer months, laying the groundwork for May's expected 128 mm (5.0 in). As the days become rainier, the invigorating mix of moisture and warmth helps nurture the vibrant scenery that characterize Ishikawa's springtime allure.

April Precipitation Trends in Ishikawa

The chart displays monthly precipitation patterns in Ishikawa, 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 Ishikawa, April typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec49401201081281252521251582114755
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Ishikawa

As April arrives in Ishikawa, Japan, the humidity sits at a comfortable 73%, maintaining a slight dip from the higher levels seen in the preceding months. This marks a transition from the chilly, damp conditions of winter, which feature humidity levels around 75% to 76% in January and February. As the region warms up and spring unfolds, a gradual increase in humidity is anticipated in the following months, culminating in the peak of summer when levels can soar to 92% in July. Overall, April serves as a gentle precursor to the more humid months ahead, with its relatively moderate levels providing a refreshing balance amidst the seasonal change.

April Average Humidity in Ishikawa

This chart illustrates the average monthly humidity levels in Ishikawa, 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 Ishikawa is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%75%72%73%80%87%93%90%84%80%77%77%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Ishikawa

As April arrives in Ishikawa, Japan, residents and visitors will notice a significant spike in the UV Index, reaching a remarkable 9—classifying it as very high and allowing for only 15 minutes of safe sun exposure without protective measures. This sharp increase continues the trend from the previous months, with March's Index at 7, highlighting the shift toward more intense sunlight as spring unfolds. Following April, May brings an even higher Index of 10, emphasizing the need for sun safety as summer approaches. With these changing UV levels, it’s crucial to stay informed and protected during outdoor activities. For more detailed information on UV levels, check out Ishikawa UV Index.

Maximum UV Index Levels in Ishikawa for April

The chart shows the monthly maximum UV Index (UVI) for Ishikawa 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 Ishikawa typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579101111119753
Data source: Ishikawa 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 Ishikawa

April brings a delightful surge of sunshine to Ishikawa, Japan, with an impressive 276 hours of sunlight—a notable increase from 263 hours in March. This climb hints at the joyous arrival of spring, as the days grow longer and the landscape bursts into bloom. Following April, May continues the trend with even more radiant days, totaling 288 hours of sunshine. This pattern reveals a steady progression toward lighter, sunnier months, suggesting that as Ishikawa transitions into summer, residents can expect to bask in an abundance of sunlight, making the most of the picturesque scenery that characterizes this vibrant region.

Monthly Sunshine Duration in Ishikawa: April Highlighted

The April sunshine duration represents the total number of hours Ishikawa 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.
JanFebMarAprMayJunJulAugSepOctNovDec178h228h263h276h288h275h250h283h240h209h227h216h
Data source: Ishikawa April Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Ishikawa During April

In Ishikawa, Japan, the likelihood of sunny weather sees a modest 46% chance in April, positioning it favorably amid the seasonal transitions. This forecast reflects a slight uptick compared to the previous month of March, which had only a 37% chance of sunshine. Interestingly, April's sunny prospects are part of a broader trend; after the winter months, the potential for clear skies rises, with the percentage peaking in February at 61% before gradually declining into the summer. As temperatures warm, both the arrival of spring and the blooming cherry blossoms heighten the chance for sunny days, inviting outdoor activities and picturesque viewings. However, as May draws near, the likelihood of sunshine diminishes significantly, dropping to 26%, illustrating how quickly weather patterns change in this region.

Percentage of Sunny Days in April in Ishikawa

The chart illustrates the percentage of sunny days in Ishikawa 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 Ishikawa experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec44%61%37%46%26%19%21%24%21%38%53%50%
Data source: Ishikawa April chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Ishikawa in April

As spring unfolds in Ishikawa, Japan, April marks a notable increase in daylight duration, extending to an invigorating 13 hours. Following the gradual ascent from January's bare 9 hours, the transition through February and March showcases a consistent rise as the region emerges from winter's grasp. This month heralds not only longer days but also hints at the approaching summer, as May boasts even more daylight at 14 hours. Interestingly, this peak in brightness extends through June and July, before light begins to wane again in August. This rhythmic pattern of daylight underscores a mesmerizing seasonal cycle, illuminating the beauty of Ishikawa as nature comes alive once more.

Average Daylight Hours in Ishikawa for April

The chart illustrates the variation in daylight duration in Ishikawa throughout the year, with April highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 54m10h 48m11h 57m13h 9m14h 9m14h 39m14h 24m13h 31m12h 23m11h 12m10h 10m9h 38m
Data source: Ishikawa daylight hours, calculated by summing the hours between sunrise and sunset for each day.

April Winds in Ishikawa

April in Ishikawa, Japan, ushers in a gentle breeze, with an average wind speed of 3.6 m/s (8 mph). While the winds pick up slightly from the preceding months of March and February, which recorded 3.8 m/s and 4.0 m/s respectively, they still remain moderate and inviting. This calm yet refreshing air signifies a transition into spring, as the winds begin to taper off in the warmer months ahead. Notably, April stands out as a bridge between the briskness of winter and the languid warmth of summer, setting a serene tone for outdoor activities and cherry blossom viewings. As the region prepares for the coming months, the gentle April winds weave a tapestry of tranquility and renewal.

Average April Wind Speed in Ishikawa

The chart displays monthly wind speed patterns in Ishikawa, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.04.03.83.6 m/s3.02.41.92.52.42.62.53.4
Data source: Ishikawa April wind data, generated using information from the Copernicus Climate Change Service.

How April Weather in Ishikawa Compares to Other Months

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

April weather offers a stark contrast to January, with milder temperatures and increased rainfall. While January typically sees colder conditions with temperatures ranging from a minimum of -11°C (13°F) to an average of 0°C (33°F), April experiences a more comfortable range, with temperatures ranging from -2°C (28°F) to a pleasant 27°C (81°F). Additionally, April receives significantly more precipitation, totaling 108 mm (4.2 in) over 12 days, compared to January's 48 mm (1.9 in) over just 8 days. Despite higher humidity levels in April at 73% versus January's 76%, the warmer temperatures and blossoming nature make April feel much more inviting. For a closer look at January's weather patterns, visit Ishikawa weather in January.

April weather is notably milder compared to February, with average temperatures rising from February's 1°C (35°F) to a more pleasant 10°C (50°F). While February experiences a maximum temperature of 18°C (65°F), April can reach as high as 27°C (81°F), making it feel significantly warmer. Additionally, April sees a higher level of precipitation, totaling 108 mm (4.2 in) over 12 days, in contrast to February's 40 mm (1.6 in) spread over 8 days. Interestingly, the humidity remains relatively similar, at 73% in April and 75% in February. For more detailed insights, you can explore Ishikawa weather in February.

In comparing the weather of March and April, it’s evident that April experiences milder temperatures overall, with a notable increase in the average temperature from 5°C (42°F) in March to 10°C (50°F) in April. The maximum temperature also rises considerably, reaching up to 27°C (81°F) in April compared to March's peak of 22°C (71°F). However, April sees slightly less precipitation than March, totaling 108 mm (4.2 in) over 12 days, while March records 120 mm (4.7 in) over 11 days. Humidity levels are relatively similar, with April at 73% and March at 72%. For a detailed view of March weather, you can check out Ishikawa weather in March.

April and May present a notable transition in weather conditions. In April, temperatures fluctuate from a chilly minimum of -2°C (28°F) to a mild average of 10°C (50°F), with a maximum reaching 27°C (81°F). The month experiences a total precipitation of 108 mm (4.2 in) over 12 days, accompanied by a humidity level of 73%. In contrast, May sees a shift towards warmer temperatures, with minimums starting at 3°C (38°F), an average of 16°C (61°F), and peaks hitting 33°C (91°F). May also brings slightly increased precipitation at 128 mm (5.0 in) across 13 days, along with a rise in humidity to 80%. This change marks a significant move from the cooler, wetter April to the warmer, more humid conditions of May. For more insights, check Ishikawa weather in May.

In April, the weather can be quite chilly, with temperatures ranging from a minimum of -2°C (28°F) to a maximum of 27°C (81°F), while the average temperature sits at around 10°C (50°F). With 108 mm (4.2 in) of precipitation over approximately 12 days, the humidity level remains relatively comfortable at 73%.

In contrast, June experiences significantly warmer temperatures, with a minimum of 8°C (47°F) and a maximum of 32°C (90°F), yielding an average temperature of 19°C (67°F). The month sees increased rainfall, totaling 125 mm (4.9 in) across about 14 days, and a higher humidity level of 87%. For more details, you can check this link: Ishikawa weather in June.

April and July present contrasting weather patterns, highlighting the transition from spring to summer. In April, temperatures range from a chilly -2°C (28°F) at night to a pleasant 27°C (81°F) during the day, with an average of 10°C (50°F). The month sees around 108 mm (4.2 in) of precipitation over 12 days, making it a relatively damp time, with humidity at 73%.

In sharp contrast, July boasts considerably warmer temperatures, with minimums of 14°C (58°F) and highs reaching up to 34°C (94°F), averaging 23°C (74°F). Precipitation significantly increases to 252 mm (9.9 in) spread across 20 days, accompanied by a higher humidity level of 92%. These shifts in temperature and moisture clearly illustrate the shift from the fresh, cool vibes of spring to the warm, often humid atmosphere of summer. For more details on July weather, you can check Ishikawa weather in July.

April and August present quite different weather conditions. In April, temperatures range from a chilly -2°C (28°F) at night to a comfortable 27°C (81°F) during the day, with an average around 10°C (50°F). The month is relatively wet, averaging 108 mm (4.2 in) of precipitation over 12 days, combined with a humidity level of 73%. In contrast, August warms up significantly, with temperatures starting at a mild 12°C (55°F) and peaking at 35°C (95°F), leading to a higher average of 25°C (77°F). This month also sees more rain, with 125 mm (4.9 in) falling over 16 days, and the humidity rises to a steamy 90%. For a more detailed look at August weather patterns, check out Ishikawa weather in August.

April and September present strikingly different weather conditions. In April, temperatures range from a chilly minimum of -2°C (28°F) to a more pleasant average of 10°C (50°F), peaking at 27°C (81°F). This month experiences around 108 mm (4.2 in) of precipitation over 12 days, accompanied by a relatively moderate humidity level of 73%. In contrast, September brings warmer temperatures, beginning at a minimum of 9°C (48°F), averaging 20°C (68°F), and reaching a maximum of 32°C (90°F). This month sees increased rainfall, totaling 158 mm (6.2 in) over 16 days, and higher humidity at 84%. For more about the weather specifics in September, visit Ishikawa weather in September.

April and October display notable differences in weather patterns. In April, temperatures range from a chilly minimum of -2°C (28°F) to a pleasant maximum of 27°C (81°F), with an average temperature of 10°C (50°F). The month sees about 108 mm (4.2 in) of precipitation over approximately 12 days, combined with a humidity level of 73%. In contrast, October brings slightly warmer temperatures, with a minimum of 1°C (35°F), an average of 14°C (58°F), and a maximum of 27°C (82°F). However, it experiences significantly more rainfall, accumulating around 211 mm (8.3 in) over 13 days, and the humidity increases to 80%. For more details, you can check Ishikawa weather in October.

In comparing the weather between April and November, we observe notable differences in temperature and precipitation. April typically experiences a broader temperature range, with minimums around -2°C (28°F) and maximums reaching 27°C (81°F), resulting in an average of 10°C (50°F). In contrast, November tends to be cooler, with minimum temperatures dropping slightly to -3°C (26°F) and maximums capping at 20°C (69°F), leading to a lower average of 8°C (47°F). Additionally, April sees more precipitation, at 108 mm (4.2 in) over 12 days, compared to November's 47 mm (1.8 in) over just 6 days. Humidity levels remain relatively high in both months, with November slightly higher at 77% compared to April's 73%. For more specific insights on November weather, check out Ishikawa weather in November.

April and December present contrasting weather characteristics. In April, temperatures range from a chilly -2°C (28°F) at night to a comfortable maximum of 27°C (81°F) during the day, averaging around 10°C (50°F). This month also experiences higher precipitation, totaling 108 mm (4.2 in) over about 12 days, with a humidity level of 73%. In contrast, December is colder, with minimum temperatures dropping to -5°C (22°F) and daytime highs reaching only 18°C (64°F), averaging 3°C (37°F). Precipitation is lower in December at 55 mm (2.2 in) over approximately 10 days, and humidity is slightly higher at 77%. For more detailed information on December weather, you can check Ishikawa weather in December.

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Conclusion: What to Expect From April Weather in Ishikawa

As April unfolds in Ishikawa, the weather begins to transition from the chill of winter to a more temperate spring ambiance. With average temperatures hovering around a mild 10°C and reaching a maximum of 27°C, residents and visitors alike can enjoy the awakening of nature in full bloom. However, this shift also comes with some moisture, as April experiences approximately 108 mm of precipitation spread over 12 days, contributing to a humid atmosphere that can reach 73%. Unlike the more stable and often drier months of summer, April brings a refreshing mix of sunshine and rain, making it a dynamic time to experience the region's beauty. For further insights on how Ishikawa's weather shapes the seasons, visit Ishikawa Climate.