May Weather in Daisen, Japan

Last updated: August 21, 2025

Daisen, Japan, in May showcases a delightful early spring climate marked by temperatures ranging from a comfortable maximum of 30°C (86°F) to a cool minimum of 3°C (37°F), with an average temperature settling at around 15°C (59°F). Travelers can expect a rainy month, with a total precipitation amount of 135 mm (5.3 in) across about 15 days, contributing to a lush and green landscape. The humidity level hovers at 80%, making the air feel pleasantly fresh, setting the perfect backdrop for outdoor exploration and cultural experiences in this scenic region.

May Temperature in Daisen

In May, Daisen, Japan, sees a delightful transition into warmer weather as temperatures begin to rise significantly from the chill of earlier months. The minimum temperature rests at a mild 3°C (37°F), while the average temperature climbs to a comfortable 15°C (59°F), making it a pleasant time for outdoor activities. On peak days, residents can enjoy highs reaching up to 30°C (86°F), signaling the approach of summer. This month stands out as a pivotal shift, bridging the cold winter temperatures of January, with its biting -16°C (4°F) lows, to the more temperate conditions of June and beyond. The gradual ascent in daytime warmth and the increased daylight hours paint a picture of vibrant life awakening throughout Daisen, making May a truly inviting time of year.

May Weather in Daisen: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Daisen, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Daisen, May 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).
JanFebMarAprMayJunJulAugSepOctNovDec303140485966747668574635
Data source: Temperature data for Daisen 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.

May Precipitation in Daisen

May in Daisen, Japan, is marked by moderate precipitation, with an average of 135 mm (5.3 in) spread over 15 days. This month showcases a slight decrease in rainfall compared to the preceding April, which recorded 141 mm but had the same number of days of precipitation. As spring transitions into summer, May offers a refreshing burst of rain that supports the lush landscapes of the region. The precipitation trend indicates a gradual increase leading up to the wetter months of June and July, where rainfall typically peaks, amplifying the area's vibrant natural beauty while laying the foundation for the rich greenery that characterizes Daisen in summer.

May Precipitation Trends in Daisen

The chart displays monthly precipitation patterns in Daisen, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Daisen, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec108127125141135147191210133159128157
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Daisen

In May, Daisen, Japan, experiences a humidity level of 80%, matching the winter months of January and December. This slight uptick in moisture comes as spring unfolds, creating a lush and vibrant landscape. Interestingly, moisture levels show a gradual decline from the high of 80% in May to 75% in April, before climbing again in June to a significant 87%. The trend indicates a return to the more humid conditions typical of summer, as humidity steadily rises to 92% in both July and August. This cyclical pattern illustrates the unique character of Daisen's climate, where the transition from spring to summer brings a palpable shift in atmospheric moisture, setting the stage for the lushness of the season.

May Average Humidity in Daisen

This chart illustrates the average monthly humidity levels in Daisen, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Daisen is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%79%77%75%80%87%92%92%86%82%79%80%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Daisen

In May, Daisen, Japan, experiences a significant rise in the UV Index, reaching a peak of 9, which falls under the very high exposure category. This sharp increase from April’s 8 underscores the growing intensity of the sun as spring transitions into early summer. With a burn time of just 15 minutes, it’s crucial for residents and visitors alike to take protective measures, such as wearing sunblock and protective clothing, to avoid skin damage. Following May, June and July will see the UV Index escalate even further, peaking at 10, highlighting the importance of staying vigilant as outdoor activities beckon. To explore more about UV trends and safety in Daisen, check out Daisen UV Index.

Maximum UV Index Levels in Daisen for May

The chart shows the monthly maximum UV Index (UVI) for Daisen in May, 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 May, the maximum UV index in Daisen typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec346891010119643
Data source: Daisen May 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.

May Sunshine in Daisen

In Daisen, Japan, May reveals a remarkable embrace of sunshine, tallying an impressive 295 hours of sunlight, the highest for the year. This surge in daylight follows the steady increase from the start of the year, where January's modest 150 hours gradually builds with each month. After a modest start in winter, the sun begins to reclaim its presence in spring, highlighted by March and April which both feature significant gains. As May shines brilliantly, this trend continues into the summer months, with June and July also showcasing abundant sunshine, reinforcing the region's vibrant transition from the coolness of winter to the warmth of summer. The gradual increase not only enhances the landscape but also invigorates the local community, making May a truly radiant time in Daisen.

Monthly Sunshine Duration in Daisen: May Highlighted

The May sunshine duration represents the total number of hours Daisen experiences direct sunlight during the month of May, excluding cloudy or obstructed periods. This chart compares the sunshine duration of May with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec150h195h246h268h295h282h291h293h255h220h196h180h
Data source: Daisen May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Daisen During May

In Daisen, Japan, the likelihood of sunny weather in May stands at 26%, reflecting a slight dip compared to the preceding month of April, which boasts a more promising 40% chance of sunshine. This trend suggests that while springtime blooms bring warmer temperatures and longer days, early May is not particularly recognized for its sunny spells. As the seasons transition into more consistent warmth later in the year, the probability of sunny days fluctuates again, hitting a peak during the summer months. Thus, while May may not guarantee endless sunshine, it remains a beautiful time to enjoy the fresh landscape as nature transitions fully into spring.

Percentage of Sunny Days in May in Daisen

The chart illustrates the percentage of sunny days in Daisen throughout the year, with May 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 Daisen experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec18%30%26%40%26%29%32%21%32%31%31%22%
Data source: Daisen May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Daisen in May

In Daisen, Japan, the evolution of daylight duration throughout the year reveals a captivating rhythm of nature's light. Starting in January with a modest 9 hours, the days gradually grow longer as winter gives way to spring. By March, daylight reaches 11 hours, and the pace quickens dramatically in April, soaring to 13 hours. May experiences the peak of spring with 14 hours of sunlight, a trend that persists into June and July. As summer wanes in August, the daylight begins its gentle retreat, tapering to 13 hours before dropping to 12 hours in September. This gradual decline continues into the fall and winter months, concluding the cycle with 9 hours of daylight in December. Overall, Daisen's daylight duration not only paints a picture of the changing seasons but also reflects the comforting consistency of natural rhythms.

Average Daylight Hours in Daisen for May

The chart illustrates the variation in daylight duration in Daisen throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 43m10h 41m11h 57m13h 14m14h 20m14h 53m14h 36m13h 39m12h 25m11h 8m10h9h 25m
Data source: Daisen daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Daisen

In Daisen, Japan, May greets visitors with a gentle breeze, featuring an average wind speed of 2.8 m/s (6 mph). This marks a slight decrease from the preceding months, with April’s winds averaging a bit stronger at 3.0 m/s (7 mph). As spring transitions into summer, the wind tends to mellow, which can be felt as temperatures rise. Notably, May continues the trend of relatively calm conditions seen since March, setting the stage for warm, comfortable days ahead as the forthcoming months exhibit even gentler winds. The gradual shift is a reminder of nature's rhythm as it prepares for the sultry days of summer, perfect for outdoor explorations amid Daisen's stunning landscapes.

Average May Wind Speed in Daisen

The chart displays monthly wind speed patterns in Daisen, with values for each month shown alongside May's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how May's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.93.62.93.02.8 m/s2.01.82.22.32.12.42.9
Data source: Daisen May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Daisen Compares to Other Months

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

May and January present stark contrasts in weather. In May, temperatures typically range from a minimum of 3°C (37°F) to a maximum of 30°C (86°F), with an average of 15°C (59°F). This month experiences about 135 mm (5.3 in) of precipitation over 15 days, accompanied by high humidity of 80%, making it a lush and vibrant time of year.

In contrast, January is considerably colder, with temperatures fluctuating between a minimum of -16°C (4°F) and a maximum of 7°C (44°F), averaging -1°C (30°F). Although it receives slightly less precipitation at 108 mm (4.2 in) across 19 days, this winter month maintains the same humidity level of 80%. For a more detailed look at January weather in the area, you can visit Daisen weather in January.

In comparing the weather of May and February, it's clear that May offers a much warmer climate, with average temperatures ranging from 3°C (37°F) to a maximum of 30°C (86°F), while February experiences much colder conditions, with average temperatures between -16°C (3°F) and 10°C (51°F). May also sees heavier rainfall, at 135 mm (5.3 in) over 15 days, compared to February’s 127 mm (5.0 in) spread across 21 days. Both months have high humidity levels, but May's humidity sits slightly higher at 80% compared to February's 79%. For more detailed information, you can check this resource: Daisen weather in February.

In comparing the weather in May and March, the differences are quite pronounced. May typically offers warmer temperatures, with a minimum of 3°C (37°F) and an average of 15°C (59°F), reaching highs of 30°C (86°F). In contrast, March is much cooler, starting with a minimum of -10°C (14°F) and averaging only 4°C (40°F), peaking at 19°C (67°F). While May experiences approximately 135 mm (5.3 in) of precipitation over 15 days, March shows slightly less rainfall at 125 mm (4.9 in) over 17 days. Humidity levels in May are higher at 80%, compared to March's 77%. For more detailed insights on March weather, you can visit Daisen weather in March.

In comparing the weather of April and May, it’s evident that May experiences significantly warmer temperatures, with an average of 15°C (59°F) compared to April's average of 9°C (48°F). While both months have considerable rainfall, April sees slightly more precipitation at 141 mm (5.6 in) over 17 days, compared to May's 135 mm (5.3 in) across 15 days. Additionally, May is characterized by higher humidity levels at 80%, in contrast to April's 75%. For more details on April weather in Daisen, you can check this link: Daisen weather in April.

In comparing the weather between May and June, we see a notable increase in average temperatures, with June recording a minimum of 6°C (43°F) and an average of 19°C (66°F) compared to May's 3°C (37°F) and 15°C (59°F). Both months experience similar maximum temperatures, peaking at 30°C (86°F). However, June brings slightly more precipitation at 147 mm (5.8 in) over 13 days, compared to May's 135 mm (5.3 in) across 15 days. Additionally, June sees a marginal rise in humidity, reaching 87% versus May's 80%. For more detailed information about June weather, you can visit Daisen weather in June.

May and July present contrasting weather patterns. In May, temperatures range from a chilly minimum of 3°C (37°F) to a pleasant average of 15°C (59°F), peaking at 30°C (86°F). However, this month also sees significant rainfall, with 135 mm (5.3 in) spread across 15 days and humidity levels averaging 80%. By July, the climate shifts dramatically; the minimum temperature rises to 15°C (58°F), with an average of 23°C (74°F) and a maximum of 33°C (92°F). Precipitation increases to 191 mm (7.5 in) over 17 days, while humidity reaches a peak of 92%. The differences in temperature and moisture highlight the transition from the cooler spring month of May to the warmer, more humid conditions of July. For more details on July's weather, visit Daisen weather in July.

May and August present distinct weather contrasts. In May, temperatures range from a cool minimum of 3°C (37°F) to a warm maximum of 30°C (86°F), with an average of 15°C (59°F). The month experiences 135 mm (5.3 in) of precipitation over approximately 15 days, coupled with a humidity level of 80%. In contrast, August is significantly warmer, with temperatures soaring from a minimum of 13°C (56°F) to a peak of 35°C (96°F), averaging at 24°C (76°F). It also sees more rainfall, totaling 210 mm (8.2 in) across 16 days, and higher humidity at 92%. For more details on the climate during this month, you can check Daisen weather in August.

May and September present distinct yet mild weather patterns, each characterized by their own unique traits. In May, the temperatures range from a chilly 3°C (37°F) to a warm 30°C (86°F), with an average of 15°C (59°F). The month experiences about 135 mm (5.3 in) of precipitation over 15 days, with a humidity level of 80%. On the other hand, September offers slightly higher temperatures, with a minimum of 6°C (43°F), an average of 20°C (68°F), and a maximum of 33°C (92°F). Precipitation is slightly lower at 133 mm (5.2 in) over 14 days, but humidity increases to 86%. Overall, September tends to be warmer and more humid compared to May, making it a better choice for those who prefer milder weather. For more detailed information, check out Daisen weather in September.

In comparing the weather of May and October, we see noticeable similarities and subtle differences. Both months experience cool minimum temperatures, lingering around 3°C (37°F), but May tends to be slightly warmer overall with an average high of 30°C (86°F) compared to October's maximum of 27°C (81°F). Precipitation is fairly consistent between the two months, with May receiving 135 mm (5.3 in) over 15 days and October seeing a slight increase to 159 mm (6.3 in) across 13 days. Humidity levels also remain close, with October at 82% and May at 80%. For more details on October conditions, you can check Daisen weather in October.

May and November present distinct weather patterns that reflect the transition from spring to late autumn. In May, temperatures vary significantly, ranging from a chilly 3°C (37°F) at night to a warm 30°C (86°F) during the day, with an average of 15°C (59°F). The month experiences considerable precipitation, totaling 135 mm (5.3 in) over 15 days, alongside high humidity levels of 80%. In contrast, November sees cooler temperatures, with a minimum of -7°C (20°F), an average of 8°C (46°F), and a maximum of 22°C (71°F). Although November has slightly less rainfall at 127 mm (5.0 in), it spans 17 days, and humidity remains similar at 79%. For those curious about specific weather conditions during this month, you can check Daisen weather in November.

May and December present contrasting weather conditions. In May, temperatures range from a mild 3°C (37°F) at night to a warm maximum of 30°C (86°F) during the day, with an average temperature of 15°C (59°F). Rain is frequent, with approximately 135 mm (5.3 in) of precipitation over about 15 days, contributing to a humid environment at 80%. In contrast, December brings a much colder climate, with nighttime temperatures plummeting to -9°C (17°F) and days averaging just 1°C (35°F), peaking at 14°C (58°F). This month sees even more precipitation, totaling around 157 mm (6.2 in) over 25 days, while maintaining the same humidity level of 80%. For more specific details about December weather, you can visit Daisen weather in December.

Compare Daisen's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Daisen

As May unfolds in Daisen, the weather marks a noticeable transition from the lingering chill of early spring to a more temperate embrace. With temperatures soaring to a pleasant maximum of 30°C and a still-refreshing average around 15°C, it’s a month that encourages outdoor explorations. However, the cloudy skies and increased precipitation, averaging around 135 mm over 15 days, bring a lush vibrancy to the landscape that is distinct from the drier months ahead. Humidity remains high at 80%, contributing to a rich, thick atmosphere that characterizes May's bloom. To explore more about the climate variations in Daisen, visit Daisen Climate.