May Weather in Miyajima, Japan

Last updated: August 21, 2025

In Miyajima, Japan, May brings a delightful blend of spring warmth and refreshing showers. With maximum temperatures reaching up to 28°C (83°F) and an average of 19°C (66°F), outdoor enthusiasts can relish the vibrant landscapes. However, the month also sees a minimum temperature dipping to 7°C (45°F), hinting at cooler evenings. A noteworthy precipitation total of 136 mm (5.4 in), spread over 9 days, contributes to the lush greenery that characterizes this time of year. Coupled with a high humidity level of 84%, May in Miyajima offers a rich sensory experience, making it an ideal period for exploration and appreciation of this beautiful island.

May Temperature in Miyajima

May marks a delightful transition in Miyajima, Japan, as temperatures begin to rise and nature bursts into life. With minimums averaging around 7°C (45°F) and reaching cozy highs of 28°C (83°F), the month embodies a perfect blend of warmth and refreshing breezes. The average temperature of 19°C (66°F) encourages locals and visitors alike to explore the island's stunning landscapes and cultural sites. Compared to the cooler spring months, May offers a significant increase in warmth, inviting longer days filled with outdoor activities and festivities. As the chill of April gives way to the pleasant embrace of late spring, Miyajima truly showcases its charm during this vibrant month.

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

The chart illustrates May temperature patterns in Miyajima, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Miyajima, 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).
JanFebMarAprMayJunJulAugSepOctNovDec424350576672798275665545
Data source: Temperature data for Miyajima 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 Miyajima

In Miyajima, Japan, May is characterized by a persistent pattern of rainfall, with 136 mm (5.4 in) of precipitation spread over 9 days. This moderate rainfall marks a slight decrease from April’s peak of 137 mm, indicating that while spring is in full bloom, the region begins to transition towards the wetter months of summer. As temperatures rise and humidity increases, May sets the stage for the deluge that follows in June, where precipitation spikes to 181 mm (7.1 in). The balanced precipitation this month supports the lush greenery for which Miyajima is renowned, making it an enchanting time to experience the island's natural beauty amid the gentle spring rainfall.

May Precipitation Trends in Miyajima

The chart displays monthly precipitation patterns in Miyajima, 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 Miyajima, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec49691251371361813862562371723762
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Miyajima

As spring transitions into summer, May in Miyajima, Japan, is characterized by a significant rise in humidity, reaching a notable 84%. This shift marks a peak in atmospheric moisture compared to the preceding months, where humidity steadily declined from January's 76% down to 69% in March. April sees a minor uptick to 75%, but May brings a pronounced increase that foreshadows the even higher levels of 88% and 95% expected in June and July, respectively. This trend reflects the gradual approach of the humid summer season, turning Miyajima into a lush and vibrant landscape, albeit with a noticeable mugginess that may affect comfort levels. As the month progresses, locals and visitors alike can anticipate the enveloping embrace of a warm and humid climate, perfect for experiencing the island's natural beauty but also requiring some preparation for the steamy days ahead.

May Average Humidity in Miyajima

This chart illustrates the average monthly humidity levels in Miyajima, 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 Miyajima is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%72%69%75%84%88%95%93%84%79%76%75%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Miyajima

In May, the UV Index on Miyajima Island reaches a notable peak of 11, categorizing it as extreme, just like in April. With a burn time of only 10 minutes, it’s crucial for visitors to take protective measures against the sun's intense rays. As the weather warms and the days grow longer, the trend towards higher UV levels continues from the previous month. Looking ahead, June also maintains this extreme level at 11, indicating that the sun is becoming increasingly powerful as summer approaches. This pattern reflects a significant rise in UV exposure that visitors should heed for a safe and enjoyable experience. For more detailed insights, check out the Miyajima UV Index.

Maximum UV Index Levels in Miyajima for May

The chart shows the monthly maximum UV Index (UVI) for Miyajima 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 Miyajima typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec458111111121210764
Data source: Miyajima 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 Miyajima

May in Miyajima, Japan, truly shines with an impressive 303 hours of sunshine, making it one of the sunniest months of the year. This vibrant increase from 282 hours in April signals the arrival of summer, welcoming longer days and brighter skies. As we transition into June, there's a slight dip to 291 hours, but the overall trend showcases a striking peak in sunshine from March through August, where each month consistently bathes the island in natural light. With this abundance of sunlight, May presents the perfect opportunity to explore Miyajima’s stunning landscapes and historic shrines, inviting visitors to bask in the beauty of nature under a radiant sun.

Monthly Sunshine Duration in Miyajima: May Highlighted

The May sunshine duration represents the total number of hours Miyajima 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.
JanFebMarAprMayJunJulAugSepOctNovDec184h227h266h282h303h291h281h308h260h254h237h220h
Data source: Miyajima May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Miyajima During May

In Miyajima, Japan, May brings a notable dip in the likelihood of sunny weather, with only a 31% chance of clear skies. This is a contrast to the generally higher probabilities observed in the preceding months, such as 50% in February and 47% in April. As spring unfolds into summer, the chance of sunshine begins to wane, with June showing an even lower probability at 25%. This shift suggests that visitors in May can expect a mix of weather, with an increasing likelihood of overcast days. However, it's worth noting that the likelihood of sunny weather rises again in the autumn months, reaching 59% in October, making it an ideal time for those who prefer clearer days.

Percentage of Sunny Days in May in Miyajima

The chart illustrates the percentage of sunny days in Miyajima 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 Miyajima experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec43%50%40%47%31%25%23%25%31%59%52%55%
Data source: Miyajima May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Miyajima in May

In Miyajima, Japan, daylight duration undergoes a notable transformation throughout the year. Kicking off in January and February with a steady 10 hours of daylight, the days gradually lengthen as spring approaches, reaching 11 hours in March. April brings a delightful boost to 13 hours, a trend that continues into May, allowing residents and visitors to savor the vibrant landscapes of the island. As June hits, daylight peaks at 14 hours, maximizing outdoor activities during the warm summer months of July and August, before subtly tapering off to 13 hours in August. With the arrival of September, daylight begins its gentle decline, eventually settling at 10 hours by November, and further diminishing to 9 hours by December. This cyclical pattern reflects the rich interplay between nature and time, inviting everyone to enjoy the beauty of Miyajima as the seasons change.

Average Daylight Hours in Miyajima for May

The chart illustrates the variation in daylight duration in Miyajima throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 8m10h 56m11h 58m13h 2m13h 55m14h 22m14h 9m13h 22m12h 21m11h 18m10h 22m9h 54m
Data source: Miyajima daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Miyajima

In May, the winds of Miyajima, Japan, present a gentle embrace, with an average speed of 2.8 m/s (6 mph). This month maintains the same calm breeziness seen in both March and April, offering a tranquil atmosphere ideal for exploring the island's stunning landscapes. As we transition into the warmer months, we notice a slight decline in wind speeds leading into June, where it dips to 1.8 m/s (4 mph), suggesting that May's moderate winds may be a comforting prelude to the still serenity of early summer. With this consistent wind pattern, May serves as a perfect time to stroll along the coastline or visit sacred sites without the interruption of blustery gusts, making it a delightful month for adventure seekers and tranquility lovers alike.

Average May Wind Speed in Miyajima

The chart displays monthly wind speed patterns in Miyajima, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.13.32.82.82.8 m/s1.82.02.62.32.32.83.3
Data source: Miyajima May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Miyajima Compares to Other Months

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

May weather is generally much milder and warmer compared to January. In May, temperatures range from a minimum of 7°C (45°F) to a maximum of 28°C (83°F), with an average of 19°C (66°F). It experiences higher humidity at 84% and more precipitation, with 136 mm (5.4 in) spread over about 9 days. In contrast, January is considerably colder, with temperatures ranging from a minimum of -4°C (25°F) to a maximum of 15°C (59°F) and an average of just 5°C (42°F). Precipitation is lower at 49 mm (1.9 in) over approximately 6 days, and humidity is slightly lower at 76%. For those planning a visit, more detailed information can be found at Miyajima weather in January.

May and February present contrasting weather patterns. In May, temperatures are milder, ranging from a minimum of 7°C (45°F) to a maximum of 28°C (83°F), with an average of 19°C (66°F). The month also sees an increase in precipitation, with about 136 mm (5.4 in) falling over 9 days, and humidity levels are relatively high at 84%. In contrast, February is much cooler, with temperatures ranging from a minimum of -4°C (26°F) to a maximum of 20°C (68°F) and an average of only 6°C (43°F). Precipitation in February is lower, totaling 69 mm (2.7 in) over 7 days, with a humidity of 72%. For more details on February conditions, check out Miyajima weather in February.

In comparing the weather of March and May, it's clear that May is generally warmer, with average temperatures ranging from a low of 7°C (45°F) to a high of 28°C (83°F), compared to March's cooler range of 1°C (33°F) to 22°C (71°F). May also sees higher humidity at 84%, while March maintains a more comfortable 69%. Precipitation levels are slightly higher in May at 136 mm (5.4 in) over 9 days, compared to March's 125 mm (4.9 in) over 10 days. For more detailed weather information specific to March, you can check out Miyajima weather in March.

In comparing the weather of May and April, May experiences warmer temperatures, with a minimum of 7°C and an average of 19°C, whereas April sees lower values, starting at a minimum of 2°C and averaging 14°C. The maximum temperatures also rise from April's 24°C to May's 28°C. Interestingly, both months record similar amounts of precipitation, with May at 136 mm and April slightly higher at 137 mm, each experiencing rain on 9 days. Additionally, humidity levels increase in May, reaching 84%, compared to April's 75%. For more detailed information on April weather in Miyajima, you can check Miyajima weather in April.

May and June weather presents a noticeable transition as temperatures and humidity rise. In May, temperatures range from a minimum of 7°C (45°F) to a maximum of 28°C (83°F), with an average of 19°C (66°F). This month experiences about 136 mm (5.4 in) of precipitation over 9 days and maintains a humidity level of 84%. In contrast, June brings warmer conditions, with minimum temperatures increasing to 14°C (57°F) and highs reaching 29°C (85°F), averaging 22°C (72°F). However, June is also wetter, recording 181 mm (7.1 in) of rain across 14 days and slightly higher humidity at 88%. For more details on June weather, check out Miyajima weather in June.

In May, the weather typically features milder temperatures, with a minimum of 7°C (45°F) and an average of 19°C (66°F), reaching a maximum of 28°C (83°F). The month sees considerable precipitation, totaling 136 mm (5.4 in) over about 9 days, accompanied by a humidity level of 84%.

By contrast, July experiences warmer conditions, with temperatures ranging from a minimum of 18°C (65°F) to an average of 26°C (79°F) and peaking at 35°C (95°F). Rainfall significantly increases, with a total of 386 mm (15.2 in) occurring over 19 days, contributing to higher humidity levels of 95%. For more details on July weather, you can visit Miyajima weather in July.

In May, the weather is mild, with average temperatures ranging from a minimum of 7°C (45°F) to a maximum of 28°C (83°F), making it a comfortable time to enjoy outdoor activities. However, the month sees significant rainfall, with 136 mm (5.4 in) spread over 9 days and a humidity level of 84%. In contrast, August experiences much warmer conditions, featuring minimum temperatures of 20°C (67°F) and highs reaching up to 35°C (96°F). The heat is accompanied by increased precipitation, totaling 256 mm (10.1 in) across 14 days, and higher humidity at 93%. This notable difference in temperature and rainfall makes May a refreshing spring month, while August tends to be hot and humid. For a more detailed look at August conditions, you can check out Miyajima weather in August.

May and September each offer distinct weather patterns, reflecting the transition between spring and autumn. In May, temperatures range from a minimum of 7°C (45°F) to a maximum of 28°C (83°F), with an average of 19°C (66°F) and a significant 136 mm (5.4 in) of precipitation spread over 9 days. The humidity remains high at 84%, contributing to a fresh spring atmosphere.

In contrast, September experiences warmer temperatures, with a minimum of 15°C (60°F) and a maximum reaching 33°C (92°F). The average temperature is 24°C (75°F), and rainfall is more pronounced, totaling 237 mm (9.3 in) over 14 days. Despite the increased warmth and humidity at 84%, September's weather can feel more oppressive due to the higher temperatures, as seen in Miyajima weather in September.

May and October present similar average temperatures, both hovering around 19°C (66°F), but October experiences slightly warmer maximum temperatures, reaching up to 29°C (85°F) compared to May's peak of 28°C (83°F). While both months are relatively humid, May has a higher humidity level at 84%, slightly decreasing to 79% in October. Precipitation is also more abundant in October, with 172 mm (6.8 in) falling over about 10 days, surpassing May's total of 136 mm (5.4 in) over 9 days. For a more detailed look at weather patterns in October, you can visit Miyajima weather in October.

May and November present contrasting weather conditions that reflect the transition from spring to late autumn. In May, temperatures range from a minimum of 7°C (45°F) to a maximum of 28°C (83°F), with an average of 19°C (66°F). The month experiences significant precipitation, totaling 136 mm (5.4 in) over about 9 days, contributing to a high humidity level of 84%. In contrast, November sees cooler temperatures, with a minimum of 2°C (36°F) and a maximum of 23°C (74°F), averaging 13°C (55°F). This month is much drier, receiving only 37 mm (1.5 in) of rainfall across 5 days, and the humidity drops to 76%. For more detailed information, check out Miyajima weather in November.

May and December offer contrasting weather experiences, with May displaying warmer temperatures and higher humidity. In May, the average temperature reaches a pleasant 19°C (66°F) with a maximum of 28°C (83°F), while December sees a cooler average of just 7°C (46°F) and a maximum of 20°C (69°F). Precipitation is also more frequent in May, totaling 136 mm (5.4 in) over 9 days compared to December's 61 mm (2.4 in) across only 6 days. Additionally, humidity levels are higher in May at 84%, versus December’s 75%. For more details on December weather, check out Miyajima weather in December.

Compare Miyajima's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Miyajima

As spring blossoms into May on Miyajima, the weather transforms into a delightful blend of warmth and occasional showers. With temperatures ranging from the coolness of early mornings to pleasant afternoons, this month stands out as a lovely transition between the cooler spring and the upcoming summer heat. While average temperatures are comfortably mild, the increased humidity can make it feel a bit warmer, all the more reason to enjoy refreshing breezes by the waterfront. Rainfall is also present, with several days of precipitation adding a lush vibrancy to the island's beautiful landscapes. For a deeper understanding of how May’s climate compares to other times of the year, explore the detailed insights available at Miyajima Climate.