Last updated: August 21, 2025
In Oarai, Japan, May unveils a delightful spring climate characterized by a maximum temperature of 27°C (82°F) and a pleasant average of 18°C (65°F). The minimum temperature dips to a cool 9°C (49°F), allowing for a refreshing transition into warmer days. Although the month brings about 143 mm (5.6 in) of rain over 12 days, the 80% humidity adds to the lush, vibrant atmosphere of the region. This combination of warmth and moisture fosters an engaging outdoors experience, ideal for exploring the blooming landscapes and coastal views.
In May, Oarai, Japan, experiences a delightful transition into warmer weather, setting the stage for summer’s arrival. With minimum temperatures rising to 9°C (49°F) and averages reaching 18°C (65°F), the month is a pleasant escape from the chill of early spring. The maximum temperatures soar to a refreshing 27°C (82°F), inviting outdoor activities and blossoming landscapes. This trend showcases a clear warming pattern, as temperatures steadily increase from the earlier months, making May an ideal time to embrace the beauty of Oarai’s coastal charm and vibrant spring flora.
In May, Oarai, Japan experiences a significant amount of rainfall, with 143 mm (5.6 in) of precipitation over an average of 12 days. This pattern marks a continuation of the wetter trend observed from April, which recorded 129 mm of rain, and sets the stage for the even heavier downpours expected in June with 155 mm. The increasing precipitation each month highlights the shift from the drier winter months, where January and February saw only 53 mm and 50 mm respectively, to a more vibrant spring and early summer. As day lengths increase and temperatures rise, the influx of moisture not only nourishes the local flora but also indicates a regional climate shift, foreshadowing the more intense rainfalls that characterize Oarai's summer.
In Oarai, Japan, May marks a notable shift in humidity levels, with the average soaring to 80%. Following a gradual decline from January's 76% down to April's 73%, the weather becomes increasingly humid as spring transitions into the warmth of early summer. This rise in humidity not only indicates a welcoming warmth but also sets the stage for the even more oppressive conditions that follow in June and July, where levels peak at 87% and 92%, respectively. May serves as a pivotal month, bridging the gap between the milder, more temperate conditions of spring and the sweltering heat of summer, highlighting the significant climatic shifts that residents experience in this coastal town.
In Oarai, Japan, the UV Index experiences a significant surge as spring transitions into summer. By May, the UV Index reaches an impressive 10, categorizing it as very high and resulting in a quick burn time of only 15 minutes. This marks a sharp increase from April's 9 and illustrates a clear upward trend as the days grow longer and sunnier. The rising levels of UV radiation indicate that sun protection becomes increasingly vital, as subsequent months see an even more alarming 11 in June and July, ranking as extreme exposure. As you enjoy the blossoming warmth of May, remember to arm yourself with proper sun protection to safely bask in the beauty of the season. For detailed insights into the UV conditions, check out the Oarai UV Index.
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In Oarai, Japan, May shines as a beacon of warmth and light, boasting 283 hours of glorious sunshine. This charming seaside town enjoys a steady ascent in sunlight hours as spring unfolds, moving from 187 hours in January to a vibrant 278 hours in April. May’s delightful weather serves as a seamless bridge to the sunny days of summer, where August peaks at 288 hours. Following the early summer exuberance, the daylight gradually recedes into the fall months, with September and October showcasing a decline yet remaining comfortably above the winter months. Overall, the trend throughout the year highlights a captivating seasonal rhythm that beautifully frames Oarai's blooming landscape and energizing coastal allure.
May in Oarai, Japan, reveals a notable decline in sunny weather, with only a 23% chance of sunshine. This marks a significant drop compared to the preceding months of January through April, which boast higher probabilities ranging from 49% to 69%. As spring transitions to early summer, the sun seems to shy away, remaining consistent with the 23% likelihood that continues into June. This trend suggests that while the early months may offer glimpses of brightness, May's weather leans toward cloudiness, making it less dependable for those seeking sunny days.
As spring transitions into summer in Oarai, Japan, May brings a delightful extension of daylight, offering around 14 hours of sunlit bliss. This increase in daylight hours, which gradually rises from 9 hours in January to 14 hours in both May and June, showcases the vibrant awakening of nature. Following the earlier spring months of 10 hours in February and 11 hours in March, April sets the stage for longer days, leading seamlessly into May's brilliance. The progression illuminates not just the landscape but also the spirits of those who bask in the gentle warmth and longer evenings, creating a perfect backdrop for outdoor activities. As summer approaches, the daylight begins to taper slightly, but May stands out as a hallmark of brightness, making it a cherished month for residents and visitors alike.
In May, the wind in Oarai, Japan, dances softly with an average speed of 3.9 m/s (9 mph), marking a gentle transition as spring reaches its peak. Compared to the bolder gusts of April, which see winds at 4.7 m/s, May's breezes are slightly milder but still carry the freshness of the season. This trend of gradually decreasing wind speeds continues into the summer months, suggesting a calming atmosphere as temperatures rise. Interestingly, while May heralds a subtle decline, it remains a transitional month, bridging the energizing winds of earlier spring with the more tranquil breezes that characterize summer. As the seasons shift, Oarai's air remains vibrant, inviting those to revel in its gentle caress.
Weather in Oarai varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Oarai, focusing on differences in temperature, rainfall, humidity, and UV levels.
May and January present stark contrasts in weather. In May, temperatures range from a minimum of 9°C (49°F) to an average of 18°C (65°F), peaking at 27°C (82°F). The month experiences a significant amount of rainfall, totaling 143 mm (5.6 in) over 12 days, accompanied by high humidity levels of 80%. In contrast, January is much colder, with temperatures dropping to a minimum of -3°C (27°F) and averaging around 6°C (43°F), reaching a maximum of 15°C (60°F). Rainfall is considerably less in January, with only 53 mm (2.1 in) over 6 days and slightly lower humidity at 76%. For more details on January weather, you can visit Oarai weather in January.
May and February present distinctly different weather conditions. In May, temperatures are significantly warmer, ranging from a minimum of 9°C (49°F) to a maximum of 27°C (82°F), with an average of 18°C (65°F). This month also sees higher precipitation levels, totaling 143 mm (5.6 in) over 12 days, coupled with a humidity level of 80%. In contrast, February experiences much chillier temperatures, with a minimum of -1°C (30°F) and a maximum of 18°C (65°F), averaging only 6°C (44°F). February is drier, receiving 50 mm (2.0 in) of precipitation over 8 days and a slightly lower humidity of 75%. For more details on February weather, you can check Oarai weather in February.
In comparing the weather between March and May, May typically enjoys milder temperatures, with a minimum of 9°C and an average of 18°C, reaching up to 27°C, while March experiences cooler conditions with temperatures ranging from 0°C to a maximum of 20°C. Precipitation in March is slightly higher at 150 mm, compared to May's 143 mm, although May has slightly more rainy days—12 days versus March's 11. Additionally, the humidity in May is notably higher at 80%, creating a more tropical feel, while March remains at a more comfortable 72%. For a more detailed look at March weather, you can visit Oarai weather in March.
In comparing the weather for May and April, May tends to be warmer and more humid. The minimum temperature in May is 9°C (49°F), significantly higher than April's 3°C (37°F), while the average temperature jumps to 18°C (65°F) compared to April's 13°C (56°F). Additionally, May sees a maximum temperature of 27°C (82°F), surpassing April’s 23°C (74°F). Precipitation levels are slightly higher in May with 143 mm (5.6 in) over 12 days, compared to April's 129 mm (5.1 in) over 11 days, indicating that May may be wetter overall. The humidity in May is also greater at 80%, compared to April’s 73%. For detailed information about April weather, you can check Oarai weather in April.
May and June showcase a transition in weather patterns. In May, temperatures range from a minimum of 9°C (49°F) to a maximum of 27°C (82°F), with an average of 18°C (65°F). The month experiences 143 mm (5.6 in) of precipitation over 12 days, coupled with a humidity level of 80%. In contrast, June brings warmer temperatures, with a minimum of 15°C (58°F) and a maximum reaching 30°C (86°F), averaging 21°C (70°F). Precipitation increases slightly to 155 mm (6.1 in) across 14 days, and humidity rises to 87%. For a detailed look at June weather, visit Oarai weather in June.
May and July present quite a contrast in weather conditions. In May, temperatures range from a mild minimum of 9°C (49°F) to a comfortable maximum of 27°C (82°F), with an average temperature of 18°C (65°F). However, this month also experiences significant rainfall, totaling 143 mm (5.6 in) over 12 days, coupled with a humidity level of 80%. In contrast, July sees warmer temperatures, with a minimum of 19°C (66°F), an average of 24°C (76°F), and a high of 31°C (89°F). Additionally, it tends to be wetter, receiving 209 mm (8.2 in) of precipitation across 19 days and experiencing higher humidity at 92%. For more insights into July weather, check out Oarai weather in July.
In comparing the weather between May and August, we see distinct differences in temperature and humidity. May features a cooler temperature range, with a minimum of 9°C (49°F) and an average of 18°C (65°F), peaking at 27°C (82°F). Meanwhile, August presents a much warmer climate, with minimum temperatures starting at 19°C (67°F) and averaging 26°C (80°F), reaching a maximum of 33°C (92°F). Interestingly, both months experience notable precipitation, with May having a slightly higher total of 143 mm (5.6 in) over 12 days compared to August's 109 mm (4.3 in) across 13 days. Additionally, humidity is higher in August at 90%, compared to May's 80%. For more information, you can check out Oarai weather in August.
May and September present distinct weather patterns, highlighting the transition between spring and autumn. In May, temperatures start to rise, with a minimum of 9°C (49°F) and an average of 18°C (65°F), peaking at 27°C (82°F). However, the month can be quite wet, with precipitation reaching 143 mm (5.6 in) over 12 days, coupled with high humidity at 80%. In contrast, September enjoys warmer conditions with a minimum temperature of 15°C (60°F) and an average of 23°C (74°F), soaring up to a maximum of 32°C (90°F). Despite being warmer, September sees increased rainfall at 176 mm (6.9 in) over 17 days and slightly higher humidity at 84%. For a more detailed look at September weather specifics, check out Oarai weather in September.
When comparing May and October weather, several notable differences emerge. May typically showcases milder temperatures with a minimum of 9°C (49°F) and an average high of 27°C (82°F), while October experiences slightly warmer conditions, with a minimum of 10°C (51°F) and an average maximum of 29°C (85°F). In terms of precipitation, October is considerably wetter, receiving 258 mm (10.2 in) of rain over 16 days compared to May's 143 mm (5.6 in) over 12 days. Despite both months experiencing a consistent humidity level of 80%, October's increased rainfall contributes to a more saturated atmosphere. For a closer look at the weather specifics in October, you can visit Oarai weather in October.
May and November exhibit distinct weather characteristics, reflecting the transition from spring to winter. In May, temperatures range from a minimum of 9°C (49°F) to a maximum of 27°C (82°F), with an average of 18°C (65°F). The month sees relatively high humidity at 80% and experiences about 143 mm (5.6 in) of precipitation over 12 days. In contrast, November is cooler, with temperatures ranging from 4°C (39°F) to 22°C (72°F) and an average of 14°C (57°F). It receives less rainfall, totaling 102 mm (4.0 in) over 10 days, and has a slightly lower humidity level at 77%. For more details on November weather, you can check Oarai weather in November.
In May, temperatures range from a mild minimum of 9°C (49°F) to a warm maximum of 27°C (82°F), with an average of 18°C (65°F). This month experiences considerable precipitation, totaling 143 mm (5.6 in) across approximately 12 days, alongside relatively high humidity at 80%. In contrast, December brings much cooler conditions, with temperatures dipping to a minimum of 0°C (33°F) and averaging around 8°C (47°F), peaking at 20°C (68°F). While it is drier, with only 73 mm (2.9 in) of precipitation over 8 days, humidity is slightly lower at 77%. For more detailed insights on December weather, you can check Oarai weather in December.
As May embraces Oarai, it ushers in a transition marked by mild temperatures and increasing humidity. With average highs reaching around 27°C, it stands out from the cooler months, inviting outdoor activities while retaining a crisp freshness in the evenings. The increased precipitation—with about 12 days of rain—adds a lush vibrancy to the landscape, setting it apart from the drier months preceding it. This month serves as a gentle precursor to summer, offering a delightful blend of warmth and rejuvenation. For a deeper dive into the weather patterns of Oarai, explore Oarai Climate.