Last updated: August 21, 2025
May in Sasebo, Japan brings a delightful blend of warmth and moisture, characterized by a maximum temperature of 28°C (83°F) and a comfortable average of 20°C (68°F). Visitors can expect mild evenings with temperatures dropping to a minimum of 9°C (48°F). This month is also marked by significant precipitation, accumulating to 168 mm (6.6 in) over 11 days, contributing to the region's lush landscapes. With humidity levels peaking at 87%, May in Sasebo is synonymous with vibrant greenery and a fresh, invigorating atmosphere, perfect for exploring the beauty of this coastal city.
In May, Sasebo, Japan, begins to embrace the warmth of spring, showcasing a delightful progression in temperatures. With a minimum of 9°C (48°F) and an average of 20°C (68°F), the city experiences a noticeable rise in warmth, culminating in a comfortable maximum of 28°C (83°F). This shift marks a transition from the cooler April temperatures, reflecting a broader trend of increasing warmth as the season advances, paving the way for the summer months. Nature flourishes during May, making it an ideal time to enjoy the vibrant landscapes and outdoor activities that characterize this beautiful region.
In May, Sasebo, Japan, experiences a notable increase in precipitation, with an impressive 168 mm (6.6 in) of rain falling over 11 days. This surge marks a transition into the wetter months, as the city prepares for the approaching summer season. Compared to previous months, May witnesses a significant rise from 114 mm (4.5 in) in April, reflecting the area's climatic trends where rainfall peaks in late spring and early summer. As the days lengthen and temperatures warm, residents and visitors alike can expect a lush landscape, nourished by the abundant rainfall, while also bracing for the increasingly frequent showers later in June and July.
In May, Sasebo, Japan, experiences a significant rise in humidity, reaching a notable 87%. This increase sets the stage for the sweltering summer months ahead, as humidity continues to climb to 91% in June and peaks at a staggering 97% in July. The trend shows a clear progression: after a moderate April hum of 79%, the air becomes palpably more humid, marking the transition into Japan's warm and sticky season. As the months roll on, humidity remains high through the summer, only beginning to taper off in September, which brings a more comfortable 84%. This pattern underscores a distinct seasonal rhythm, where May's high humidity serves as both a precursor to, and a harbinger of, the sultry days of summer.
As May unfolds in Sasebo, Japan, residents and visitors alike should be aware of a significant uptick in the UV Index, reaching an extreme level of 11. This marks a transition from the already very high readings of the previous months, emphasizing the need for sun safety precautions — with a burn time of only 10 minutes. As the spring sun intensifies, it's a reminder that protective measures are crucial to avoid skin damage. The trend is clear; UV levels rise sharply from January’s moderate level of 4, climbing steadily to this peak in May and remaining consistent into June and July. Staying informed about these changes is essential for enjoying outdoor activities safely. For more detailed insights, check out the Sasebo UV Index.
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In Sasebo, Japan, May shines brilliantly with an impressive 288 hours of sunshine, marking it as one of the sunniest months of the year. This delightful trend continues from the earlier spring months, where sunlight steadily increases from 168 hours in January to 264 hours in March, culminating in April’s 284 hours. As summer approaches, the sun-kissed days become even more abundant, with June and July following closely behind, boasting 274 and 287 hours respectively. May's vibrant sunshine not only illuminates the landscape but also heralds the onset of summer, inviting both locals and tourists to enjoy the outdoor splendor before the long days of August take center stage with a remarkable 306 hours of sunlight.
In Sasebo, Japan, the month of May experiences a 32% chance of sunny weather, which is a notable dip compared to the preceding April at 40%. This slight decrease aligns with the general trend observed as the region transitions into the summer months, with the probability of sunshine further diminishing to 25% in June and even lower during the peak summer months. Interestingly, while the spring months show some variability, they consistently hold higher chances of clear skies compared to the sweltering summer that follows. As such, while May offers a decent opportunity for sunny days, it serves as a precursor to the more overcast conditions typical of June and July.
In Sasebo, Japan, daylight duration exhibits a gradual upward trend as the year progresses from winter to summer. Starting with about 10 hours of daylight in January and February, the days begin to lengthen noticeably in March, reaching 11 hours. By April, daylight extends to 13 hours, a sign of the approaching spring. This trend peaks during the height of summer in June and July, where Sasebo enjoys 14 hours of sunlight, perfect for outdoor activities. As August rolls in, daylight starts to wane slightly to 13 hours, transitioning into the fall months. By September, the days decrease to 12 hours, eventually returning to 10 hours by November and tapering off to just 9 hours in December. This rhythmic cycle enriches the seasonal experience, marking nature's transitions throughout the year.
In Sasebo, Japan, May marks a gentle shift in the wind patterns as the average wind speed drops to 3.2 m/s (7 mph). This decline follows a gradual decrease from the slightly more robust speeds seen in earlier months, with January and February maintaining a steady 4.0 m/s (9 mph). As spring gives way to summer, a consistent trend emerges: winds tend to soften, reaching their lowest in June at 2.4 m/s (5 mph). The months leading to May show a gradual tapering off, indicating a transition towards warmer temperatures and calmer breezes, ideal for outdoor activities. Thus, while May offers a refreshing breeze, it also signals the onset of quieter winds as the region prepares for the summer's serene heat.
Weather in Sasebo varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Sasebo, focusing on differences in temperature, rainfall, humidity, and UV levels.
May and January present strikingly contrasting weather conditions. In May, temperatures range from a chilly 9°C (48°F) at night to a warm 28°C (83°F) during the day, with an average of 20°C (68°F). The month is characterized by high humidity at 87% and significant rainfall, totaling 168 mm (6.6 in) over about 11 days. In contrast, January experiences much cooler temperatures, with nighttime lows plunging to -2°C (29°F) and daytime highs reaching only 18°C (66°F), averaging around 8°C (46°F). This month sees less precipitation at 57 mm (2.2 in) over approximately 7 days, accompanied by lower humidity levels at 73%. For a closer look at January's climate, you can visit Sasebo weather in January.
The weather in May is noticeably warmer than in February, with average temperatures rising from February's chilly 8°C (47°F) to a pleasant 20°C (68°F) in May. While February experiences a minimum temperature of -1°C (30°F), May's temperatures rarely drop below 9°C (48°F), making it a much more comfortable month overall. Precipitation is also higher in May, with 168 mm (6.6 in) spread over 11 days, compared to February's 79 mm (3.1 in) over 9 days. Additionally, humidity levels in May are significantly higher at 87%, compared to 69% in February, contributing to a more humid sensation as the month progresses. For a detailed look at February weather, you can visit Sasebo weather in February.
In comparing the weather between March and May, May offers significantly warmer temperatures, with average highs reaching 20°C (68°F) compared to March's average of just 12°C (54°F). The minimum temperatures in May are also milder, starting at 9°C (48°F) versus March's cooler 2°C (37°F). While both months experience some precipitation, May receives slightly more rainfall (168 mm) over a similar number of days (11) compared to March's 132 mm over 10 days. Additionally, May has higher humidity at 87%, making it feel more humid than March, which has a lower humidity of 71%. For more detailed information, you can check Sasebo weather in March.
In comparing the weather between April and May, May generally offers warmer conditions, with average temperatures rising to 20°C (68°F) compared to April's 16°C (60°F). While both months experience mild minimum temperatures, May sees a higher maximum of 28°C (83°F) versus April's 27°C (82°F). However, May is significantly wetter, with 168 mm (6.6 in) of precipitation over 11 days compared to April's 114 mm (4.5 in) over 9 days. Additionally, May features higher humidity at 87%, compared to April's 79%. For more detailed insights into April’s climate, you can visit Sasebo weather in April.
May and June showcase a notable transition in weather patterns. In May, temperatures range from a minimum of 9°C (48°F) to a maximum of 28°C (83°F), with an average of 20°C (68°F). The month experiences about 168 mm (6.6 in) of precipitation over 11 days, along with a humidity level of 87%. In contrast, June tends to be warmer, with minimum temperatures rising to 16°C (61°F) and maximums reaching 31°C (89°F), averaging 23°C (74°F). The rainfall increases to 200 mm (7.9 in) over 12 days, accompanied by a slight uptick in humidity to 91%. For a more detailed look at June weather, check Sasebo weather in June.
May and July exhibit distinct weather patterns, reflecting the transition from spring to summer. In May, temperatures range from a comfortable minimum of 9°C (48°F) to a pleasant average of 20°C (68°F), with maximums reaching 28°C (83°F). However, the month experiences significant rainfall, accumulating 168 mm (6.6 in) over 11 days and maintaining a high humidity level of 87%.
Conversely, July is considerably warmer, with temperatures starting at a minimum of 19°C (66°F) and peaking at a scorching maximum of 36°C (96°F), averaging 27°C (80°F). Rainfall also increases to 361 mm (14.2 in) across 18 rainy days, with humidity rising to an even more oppressive 97%. This dramatic difference in temperature and rainfall makes July the more intense and humid month, as you can see in more detail here: Sasebo weather in July.
The weather in May is characterized by mild temperatures, with a minimum of 9°C (48°F) and an average of 20°C (68°F), peaking at a comfortable 28°C (83°F). Despite this pleasant warmth, May experiences significant rainfall, totaling 168 mm (6.6 in) over about 11 rainy days, accompanied by high humidity levels of 87%. In contrast, August brings a much warmer climate, with minimum temperatures around 20°C (68°F) and averages reaching 28°C (83°F), while highs can soar to 37°C (99°F). Precipitation also increases during August, totaling 288 mm (11.3 in) over about 15 days, alongside even higher humidity at 94%. For more details about August weather specifics, you can check Sasebo weather in August.
May and September offer distinct weather experiences, showcasing the transition of seasons. In May, temperatures range from a comfortable minimum of 9°C (48°F) to a warm average of 20°C (68°F), peaking at 28°C (83°F). However, it is marked by significant precipitation, with 168 mm (6.6 in) falling over 11 rainy days and an average humidity of 87%. In contrast, September features warmer temperatures, with minimums of 17°C (63°F), an average of 25°C (77°F), and maximums soaring to 34°C (94°F). The month experiences even higher precipitation at 222 mm (8.7 in) over 15 days, with slightly lower humidity at 84%. This comparison highlights the shift from the cooler, wetter conditions of May to the hotter, yet still rainy September. For a deeper look into how September weather unfolds, visit Sasebo weather in September.
May and October both showcase mild average temperatures around 20°C (68°F), but the overall experience of each month differs significantly. In May, temperatures range from a minimum of 9°C (48°F) to a maximum of 28°C (83°F), with notably higher humidity at 87% and more frequent precipitation, totaling 168 mm (6.6 in) over 11 days. In contrast, October tends to be slightly warmer on the higher end, reaching up to 31°C (88°F), while minimum temperatures are just a touch higher at 11°C (51°F). Additionally, October sees less rainfall, averaging 109 mm (4.3 in) across 9 days, and a more comfortable humidity level of 79%. For a closer look at the specific weather patterns during this time, check out Sasebo weather in October.
May and November present distinctly different weather patterns. In May, temperatures range from a minimum of 9°C (48°F) to a maximum of 28°C (83°F), with an average of 20°C (68°F). This month tends to be quite humid at 87%, and experiences significant precipitation, with about 168 mm (6.6 in) over 11 days. In contrast, November is cooler, with temperatures dropping to a minimum of 4°C (40°F) and reaching a maximum of 25°C (77°F), averaging around 15°C (58°F). The humidity decreases to 75%, and the precipitation is much lighter, totaling only 51 mm (2.0 in) over 7 days. For a closer look at November weather specifics, you can check Sasebo weather in November.
May and December present strikingly different weather conditions. In May, temperatures range from a minimum of 9°C (48°F) to a maximum of 28°C (83°F), with an average temperature of 20°C (68°F). The month is relatively wet, receiving 168 mm (6.6 in) of precipitation over 11 days, accompanied by high humidity at 87%. In contrast, December features cooler temperatures, with a minimum of 1°C (33°F) and a maximum of 23°C (74°F), averaging just 9°C (49°F). This month is drier, with only 74 mm (2.9 in) of precipitation over 7 days and a lower humidity level of 72%. For more specific details, you can check Sasebo weather in December.
As May unfolds in Sasebo, it brings a delightful shift in weather that stands out from the preceding months. With warming temperatures and a pleasant average that hovers comfortably around 20°C, this month heralds the start of a vibrant spring. However, don't forget your umbrella; May also sees its fair share of rainfall, with 11 days experiencing precipitation, contributing to the lush, green landscape. The humidity level remains relatively high, settling at an 87% average, adding a refreshing touch to the air. Overall, May sets itself apart as a month of transition, where nature bursts into life and the weather invites adventure. For a deeper dive into what to expect year-round, check out Sasebo Climate.