Last updated: August 21, 2025
May in Katsuura, Japan, offers a delightful mix of warmth and moisture, with maximum temperatures reaching 28°C (82°F) and an average of 19°C (67°F). Visitors can expect a pleasant, temperate climate, although the minimum can dip to around 11°C (52°F). This month sees an accumulation of 135 mm (5.3 inches) of rainfall over approximately 12 days, contributing to the lush scenery and vibrant landscapes typical of spring. The humidity levels hover around 81%, enveloping the region in a tropical embrace that enhances the charm of outdoor activities during this enchanting month.
As spring fully blossoms in Katsuura, Japan, May brings a delightful transition to warmer temperatures, making it one of the more pleasant months of the year. With average lows rising to 11°C (52°F) and highs reaching up to 28°C (82°F), this month clearly signals the departure from the cooler winter months. Compared to April, which features a cooler max of 23°C (74°F), May offers an inviting warmth, perfect for outdoor activities and enjoying the area's natural beauty. The steady climb in temperatures continues into June, with the month starting to feel distinctly summery. Overall, May in Katsuura is characterized by comfort and vibrancy, ideal for both locals and visitors to embrace the season.
May in Katsuura, Japan, presents a notable shift in weather patterns as the month witnesses 135 mm (5.3 in) of precipitation over 12 days. This represents an increase from April's 112 mm (4.4 in), indicating a gradual build-up of moisture leading into the wetter summer months. As spring transitions toward summer, the frequency of rainfall is also on the rise, setting the stage for the even more substantial downpours that arrive in June, which records 185 mm (7.3 in) across 15 days. This trend illustrates Katsuura’s evolving climate, where May serves as a pivotal bridge in its annual precipitation cycle, balancing the gentle rains of spring with the robust storms just around the corner.
As May arrives in Katsuura, Japan, residents experience a notable increase in humidity, reaching 81%—a significant jump from the 73% seen in April. This trend marks the onset of the warmer months, where humidity continues to rise, peaking in July at a steamy 94%. The progression from the drier winter months, where humidity hovered around 70% from January through March, demonstrates a clear shift as spring transitions into summer. By June, the humidity climbs further to 88%, setting the stage for the sultry summer heat that characterizes this coastal city. Such patterns not only influence daily life but also shape the vibrant natural landscape that thrives in Katsuura’s humid climate.
As May rolls into Katsuura, Japan, the sun's intensity peaks, boasting a striking UV Index of 11, categorizing it as extreme. This marks a significant jump from earlier months, where exposure was deemed moderate to very high, necessitating careful consideration for sun safety. With a burn time of just 10 minutes, it's crucial for residents and visitors alike to take protective measures against harmful UV rays. This trend of increasing UV levels continues into June and July, making May a pivotal month to prepare for the summer sun. For more detailed information and updates on UV exposure, you can visit Katsuura UV Index.
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May in Katsuura, Japan, is truly a delight, basking in an impressive 289 hours of sunshine. This month reflects a continual increase in sunlight as the year progresses, following April's 271 hours. The trend in Katsuura's weather reveals a noticeable rise in daylight from the chilly depths of winter; for instance, January starts with a modest 184 hours and steadily climbs as spring unfolds. After May, the sunny days begin to taper slightly into June, which holds 267 hours, but the delightful warmth of summer soon returns, peaking in August with 310 hours. This pattern showcases how Katsuura transforms beautifully from the frosty beginnings of the year into a sun-kissed paradise, inviting visitors to enjoy its vibrant landscapes and outdoor activities.
As May rolls around in Katsuura, Japan, the likelihood of sunny weather dips to 24%, marking a significant decrease compared to the earlier months of the year. This decline follows a promising February with a 62% chance of sunshine and a moderate 49% in April. While spring typically offers a blend of sunny days, May's results indicate a transition toward the wetter patterns that accompany the approaching summer months. The subsequent months, particularly June and July, continue this trend with even lower probabilities of clear skies, making May a period where one should keep an umbrella handy while enjoying the budding beauty of the season.
As spring unfolds in Katsuura, Japan, the increase in daylight becomes particularly vibrant in May, where residents revel in 14 hours of sunshine. This month marks a significant peak following a gradual ascent from 10 hours in January and February to 11 hours in March and 13 hours in April. The trend of extending daylight continues seamlessly into June and July, maintaining that same warmth and brightness. In the following months, daylight begins to taper off, with 13 hours in August and a decline to 12 hours in September. As the year progresses, Katsuura moves back into shorter daylight hours, settling at 10 hours in November and 9 hours in December. This natural rhythm of daylight not only defines the seasons but also enriches the local lifestyle, making May a cherished time of year.
In Katsuura, Japan, May ushers in a refreshing average wind speed of 4.5 m/s (10 mph), matching the breezy conditions of April. This gentle wind often complements the blooming landscapes, making it an ideal time for outdoor activities. As spring transitions into summer, the wind tends to soften, with June recording a notable dip to 3.1 m/s (7 mph), yet May stands out as a peak moment of pleasant breezes. Throughout the year, the winds show a distinct cycle; notably, the spring months maintain robust speeds before tapering off as summer progresses. This trend highlights May as a prime month for enjoying the invigorating winds that bring a vibrant energy to Katsuura’s beautiful coastal scenery.
Weather in Katsuura varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Katsuura, focusing on differences in temperature, rainfall, humidity, and UV levels.
May and January present contrasting weather conditions. In May, temperatures range from a minimum of 11°C (52°F) to a maximum of 28°C (82°F), with an average of 19°C (67°F). This month experiences considerable precipitation, with 135 mm (5.3 in) over 12 days, contributing to a relatively high humidity level of 81%. In stark contrast, January offers much cooler temperatures, with a minimum of 0°C (31°F) and a maximum of 18°C (65°F), yielding an average of only 7°C (46°F). Precipitation is lighter in January at 65 mm (2.6 in) over just 6 days, and humidity levels are lower at 70%. For a closer look at January conditions, you can check out Katsuura weather in January.
May and February present quite contrasting weather conditions. In May, temperatures range from a minimum of 11°C (52°F) to a pleasant maximum of 28°C (82°F), with an average temperature of 19°C (67°F). This month experiences higher humidity at 81% and a total precipitation of 135 mm (5.3 in) over about 12 days. Conversely, February is much cooler, with temperatures ranging from a chilly 0°C (33°F) to a mild maximum of 19°C (66°F), averaging just 8°C (47°F). The month sees less precipitation, totaling 57 mm (2.3 in) across 9 days, and lower humidity at 69%. For a detailed look at February weather, you can check out Katsuura weather in February.
In comparing the weather of March and May, notable differences emerge. May enjoys a warmer climate with temperatures ranging from a minimum of 11°C (52°F) to a maximum of 28°C (82°F), while March is cooler, with temperatures between 2°C (37°F) and 21°C (69°F). Additionally, May experiences higher humidity levels at 81% compared to March's 68%. Despite May generally being warmer, March sees more rainfall with a total precipitation of 163 mm (6.4 in) over 14 days compared to May's 135 mm (5.3 in) spread over 12 days. For more detailed insights, you can explore the Katsuura weather in March.
In comparing the weather between April and May, it's clear that May offers warmer temperatures, with an average of 19°C (67°F) compared to April’s cooler average of 15°C (59°F). May also experiences higher maximum temperatures, reaching up to 28°C (82°F), while April peaks at 23°C (74°F). However, May sees more precipitation, totaling 135 mm (5.3 in) over 12 days, compared to April's 112 mm (4.4 in) over just 10 days. Additionally, the humidity increases in May to 81%, compared to 73% in April, making the latter feel drier. For more details about April weather, you can visit Katsuura weather in April.
In comparing the weather between May and June, it's clear that June generally experiences warmer temperatures and higher humidity. In May, temperatures range from a minimum of 11°C (52°F) to a maximum of 28°C (82°F), with an average of 19°C (67°F). By contrast, June sees a minimum temperature of 16°C (61°F), an average of 22°C (72°F), and a maximum of 29°C (85°F). Additionally, June has increased precipitation, measuring 185 mm (7.3 in) over 15 days, compared to May's 135 mm (5.3 in) over 12 days. The humidity also rises in June to 88%, compared to May's 81%. For more detailed insights, you can check out Katsuura weather in June.
May and July present distinctly different weather characteristics. In May, temperatures range from a mild 11°C (52°F) to a comfortable average of 19°C (67°F), peaking at 28°C (82°F). Rainfall is notable during this month, with 135 mm (5.3 in) of precipitation occurring over 12 days, accompanied by humidity levels around 81%. In contrast, July sees a significant increase in temperature, with minimums of 19°C (67°F) and an average high of 26°C (78°F), soaring up to 34°C (93°F). This month is also wetter, receiving 207 mm (8.2 in) of rain over 17 days, and the humidity rises to 94%. For more details, visit Katsuura weather in July.
May and August present distinct weather patterns, with May experiencing cooler temperatures and higher humidity levels. In May, temperatures range from a minimum of 11°C (52°F) to a maximum of 28°C (82°F), averaging around 19°C (67°F), while precipitation is higher at 135 mm (5.3 in) over 12 days. In contrast, August sees significantly warmer temperatures, with a minimum of 21°C (70°F) and a maximum of 34°C (94°F), averaging 28°C (82°F). Although August has slightly less precipitation at 121 mm (4.7 in) over 15 days, the humidity increases to 87%. For more insights into August weather, check out Katsuura weather in August.
May weather features a cooler climate with temperatures ranging from a minimum of 11°C (52°F) to a maximum of 28°C (82°F), averaging around 19°C (67°F). However, it sees a fair amount of rain, with 135 mm (5.3 in) of precipitation over 12 days and a humidity level of 81%. In contrast, September brings warmer temperatures, with a minimum of 16°C (62°F) and a maximum of 33°C (91°F), averaging 24°C (76°F). The month is wetter, with 196 mm (7.7 in) of rain over 17 days, and a slightly higher humidity of 83%. For more details on the weather in September, you can visit Katsuura weather in September.
May and October exhibit similar temperature ranges, with May averaging 19°C (67°F) and October slightly warmer at 20°C (68°F). Both months can reach maximum temperatures of 28°C (82°F) in May and 28°C (83°F) in October, showcasing mild and pleasant weather. However, October experiences significantly higher precipitation, with 274 mm (10.8 in) compared to May's 135 mm (5.3 in), and more rainy days, averaging 15 as opposed to May's 12. Humidity is also slightly lower in October at 78%, compared to the higher 81% in May. For more detailed weather conditions, you can visit Katsuura weather in October.
May and November present distinct weather patterns. In May, temperatures range from a minimum of 11°C (52°F) to a maximum of 28°C (82°F), with an average of 19°C (67°F). The month experiences higher precipitation at 135 mm (5.3 in) over approximately 12 days, accompanied by a notably high humidity of 81%. In contrast, November's temperatures are cooler, with a minimum of 5°C (42°F) and a maximum of 23°C (74°F), resulting in an average of 15°C (60°F). Precipitation is slightly less at 122 mm (4.8 in) over about 11 days, and humidity decreases to 74%. For more detailed insights into November weather, you can view Katsuura weather in November.
May and December present stark contrasts in weather. May enjoys warmer temperatures, with averages around 19°C (67°F) and maximums reaching 28°C (82°F), while December's average temperature sits significantly lower at 10°C (51°F), peaking at only 22°C (71°F). Precipitation is also more abundant in May, with around 135 mm (5.3 in) falling over 12 days compared to December's 87 mm (3.4 in) over just 9 days. Additionally, humidity levels are higher in May at 81%, while December experiences a more comfortable 72%. For a detailed look at December weather, you can visit Katsuura weather in December.
As May unfolds in Katsuura, a distinct shift occurs in the weather, welcoming warmer temperatures and a humid atmosphere that heralds the approaching summer. With the average temperature rising, days become more inviting, encouraging outdoor activities and exploration. While the rainfall is moderate, contributing to the region's lush greenery, it’s also a reminder of the impending typhoon season. Compared to the cooler, drier months prior, May serves as a lively transition, blending pleasant warmth with occasional showers. For a more in-depth look at what to expect throughout the year, check out the details at Katsuura Climate.