Last updated: August 21, 2025
May in Okinawa, Japan is characterized by pleasantly warm temperatures, with a maximum of 27°C (82°F) and an average of 24°C (76°F), while the mercury dips to a minimum of 19°C (67°F) during the cooler nights. This month marks the onset of the rainy season, bringing considerable precipitation of 208 mm (8.2 in) spread across approximately 12 days, leading to a humid atmosphere with an average humidity level of 84%. Visitors to Okinawa during May can expect lush landscapes and vibrant flora, making it an enchanting time to explore the island's natural beauty amidst occasional rain showers.
May in Okinawa, Japan marks the transition into warmer weather, with temperatures reflecting a noticeable shift towards summer. The month begins with a comfortable minimum of 19°C (67°F), rising to a pleasant average of 24°C (76°F) and peaking at a delightful 27°C (82°F). This increase signifies the start of the warm season, as daily temperatures are now consistently higher compared to the mild April climate. The gradual warming trend foreshadows the hotter months ahead, offering an inviting atmosphere for outdoor activities and exploration. As Okinawa basks in the gentle warmth of May, it sets the stage for a vibrant, sun-soaked summer.
May in Okinawa, Japan, marks a significant leap in precipitation, with an average of 208 mm (8.2 in) of rainfall over 12 days. This surge represents a departure from the steady increase seen from January through April, where monthly totals climb gradually from 91 mm to 137 mm. As the island transitions into the wet summer months, May sets the stage for even heavier rainfalls, particularly in June, which jumps to 302 mm. This month of lush greenery and vibrant blooms is a prelude to the tropical rain patterns characteristic of the region, emphasizing Okinawa's dynamic climate and its role in supporting lush ecosystems.
As spring transitions into summer, May in Okinawa, Japan, brings a noticeable increase in humidity, reaching 84%. This rise from 82% in April signifies the region's gradual shift toward the sweltering summer months. The humidity consistently builds from 71% in January and February to 76% in March, creating a steady upward trend that continues into the warmer months of June and July, where it peaks at 86%. This gradual escalation not only enhances the tropical atmosphere but also prepares residents and visitors alike for the steamy, humid conditions characteristic of Okinawa's summer.
In May, Okinawa experiences an intense UV Index of 13, categorizing it as extreme and necessitating diligent sun protection measures. This marks a continuation of the high UV exposure seen since March, when the index first reached heightened levels, indicating a trend of increasing UV radiation as the region transitions into summer. With a burn time as brief as 10 minutes, May serves as a reminder for residents and visitors alike to prioritize skin safety during outdoor activities. As the UV levels remain consistent into June and throughout the summer months, keeping informed about the Okinawa UV Index is crucial to enjoying the sunny skies safely. For further information, explore the detailed data here: Okinawa UV Index.
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In May, Okinawa basks in the brilliance of 305 hours of sunshine, marking a peak in daylight that sets the tone for the summer months ahead. This delightful increase follows a steady climb from the 269 hours enjoyed in April. As spring transitions into summer, the sun's warm embrace is felt more profoundly, paving the way for the 317 hours in July and the 319 hours in August. This trend reflects Okinawa's rich tapestry of light, with each month building upon the last, ensuring that the island is a radiant paradise for sun-seekers during this blissful time of year.
May in Okinawa, Japan, offers a moderate chance of sunny weather at 30%, positioning it as a transitional month as the region shifts from the drier spring to the more humid summer. Although it's an improvement from the lower percentages seen in January through April, it still trails behind the sunnier months that follow, particularly September, which boasts a remarkable 59% likelihood of sun. This pattern suggests that while May can provide some lovely sunny days, visitors should remain prepared for a mix of cloud cover and rain as the season progresses. As the temperature rises and humidity starts to build, the weather in May serves as a gentle reminder that summer is on its way.
In Okinawa, Japan, the daylight duration sees a gradual increase as spring transitions into summer. Starting with a modest 10 hours in January, daylight stretches to 12 hours by April, heralding the arrival of longer days. May marks a delightful peak, enjoying 13 hours of sunshine, a duration that remains consistent through the summer months of June, July, and August. As summer wanes, daylight begins to dwindle again, tapering back to 12 hours in September and down to 10 hours by November. This natural ebb and flow not only enhances the island’s vibrant flora but also invites residents and visitors alike to soak in the sun-drenched paradise that Okinawa uniquely offers during the warmer months.
In Okinawa, May experiences an average wind speed of 6.3 m/s (14 mph), marking a slight dip compared to the gustier months of April and July, where winds peak at 7.6 m/s (17 mph) and 7.5 m/s (17 mph) respectively. This month often serves as a transitional period, with winds calming after the vibrant breezes of spring. While May's winds are moderate, they still provide a refreshing atmosphere, typical of Okinawa's subtropical climate. As the season progresses into June, wind speeds slightly increase again, hinting at the dynamic weather patterns that characterize the region throughout the year. The trend shows that while May may be a quieter month for wind, it sets the stage for the summer breezes to come, offering a balance of tranquility and vitality.
Weather in Okinawa varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Okinawa, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather of May and January, it is evident that May typically offers warmer temperatures, with daily averages reaching around 24°C (76°F) and highs peaking at 27°C (82°F). In contrast, January sees cooler conditions, with average temperatures around 19°C (66°F) and maxima of 24°C (75°F). Additionally, May is characterized by significant humidity at 84% and higher precipitation levels of 208 mm (8.2 in) over approximately 12 days, compared to January's 91 mm (3.6 in) across 11 days and a lower humidity of 71%. For more detailed information on January weather, you can visit Okinawa weather in January.
May and February in Okinawa exhibit distinct weather patterns that influence the overall climate experience. In May, temperatures are significantly warmer, with a minimum of 19°C (67°F) and an average of 24°C (76°F), peaking at 27°C (82°F). February, on the other hand, sees cooler temperatures, with a minimum of 12°C (54°F) and an average of 19°C (66°F), reaching a maximum of 24°C (76°F). While both months have the same number of precipitation days (12), May experiences much higher rainfall, totaling 208 mm (8.2 in) compared to February's 97 mm (3.8 in). Additionally, May's humidity is notably higher at 84%, creating a more humid atmosphere compared to February's 71%. For more detailed insights, check out Okinawa weather in February.
In comparing the weather between March and May, May tends to be warmer and more humid. The average temperature in May is about 24°C (76°F), with minimums reaching 19°C (67°F) and maximums peaking at 27°C (82°F). In contrast, March has a cooler average of 20°C (68°F), with minimums at 14°C (57°F) and maximums hitting 24°C (76°F). Additionally, May experiences greater precipitation, totaling 208 mm (8.2 in) over approximately 12 days, compared to March's 107 mm (4.2 in) over 11 days. The humidity in May is also higher, averaging 84%, while March has a more comfortable humidity level of 76%. For more details on March weather, check out Okinawa weather in March.
When comparing the weather in April and May, we see notable differences in temperature and precipitation. In May, temperatures rise slightly, with a minimum of 19°C (67°F), an average of 24°C (76°F), and a maximum of 27°C (82°F), compared to April's range of 15°C (60°F) to 26°C (79°F). Additionally, May sees increased precipitation, totaling 208 mm (8.2 in) over 12 days, whereas April experiences 137 mm (5.4 in) across 11 days. Humidity is slightly higher in May at 84%, compared to 82% in April. For more detailed information, you can check Okinawa weather in April.
May and June exhibit a noticeable shift in weather patterns. In May, temperatures typically range from a minimum of 19°C (67°F) to a maximum of 27°C (82°F), with an average of 24°C (76°F). The month experiences significant rainfall, with a total of 208 mm (8.2 in) spread across 12 days, accompanied by relatively high humidity at 84%.
In contrast, June brings slightly warmer temperatures, with a minimum of 21°C (70°F) and a maximum of 29°C (84°F), averaging 26°C (80°F). However, it also sees increased precipitation, totaling 302 mm (11.9 in) over 19 days, which contributes to a marginal rise in humidity to 86%. For more detailed insights, check the link: Okinawa weather in June.
May and July exhibit notable differences in weather. May sees lower temperatures, with a minimum of 19°C (67°F) and an average of 24°C (76°F), while July experiences warmer conditions with a minimum of 26°C (78°F) and an average of 28°C (83°F). Precipitation in May is higher at 208 mm (8.2 in) over 12 days, compared to July's 192 mm (7.6 in) over 13 days, indicating a slightly wetter May. However, July's humidity is marginally higher at 86%, compared to May's 84%. For more detailed information, check out Okinawa weather in July.
In comparing the weather between May and August, it is evident that August tends to be warmer. May experiences average temperatures ranging from a minimum of 19°C (67°F) to a maximum of 27°C (82°F), while August prides itself on higher averages, with temperatures starting at 26°C (78°F) and reaching up to 30°C (87°F). Precipitation levels are similar, with May receiving 208 mm (8.2 in) over about 12 days, and August slightly lower at 205 mm (8.1 in) over 17 days. Humidity remains high in both months, but May is marginally more humid at 84% compared to August's 82%. For more detailed insights into August weather, you can visit Okinawa weather in August.
May and September both offer warm weather, but their characteristics differ notably. In May, temperatures generally range from a minimum of 19°C (67°F) to a maximum of 27°C (82°F), with an average of 24°C (76°F). The month sees considerable precipitation at 208 mm (8.2 in) over approximately 12 rainy days, along with a high humidity level of 84%. In contrast, September enjoys slightly higher temperatures, with a minimum of 24°C (75°F) and a maximum of 30°C (87°F), averaging 28°C (82°F). However, it also experiences increased rainfall of 253 mm (10.0 in) across about 19 days, coupled with slightly lower humidity of 82%. For a detailed look at September's weather, check Okinawa weather in September.
May and October in Okinawa present notably warm conditions, yet they have their distinct characteristics. In May, temperatures range from a minimum of 19°C (67°F) to a maximum of 27°C (82°F), with an average temperature of 24°C (76°F). The month experiences considerable rainfall, totaling 208 mm (8.2 in) over 12 days and a humidity level of 84%. In contrast, October offers slightly warmer temperatures, with a minimum of 21°C (71°F), an average of 26°C (79°F), and a maximum of 29°C (84°F). Rainfall is less intense, amounting to 160 mm (6.3 in) over 13 days, and the humidity drops slightly to 80%. For more detailed information, check out Okinawa weather in October.
In comparing the weather between May and November, both months experience a similar minimum temperature of 19°C (67°F) and maximum temperatures reaching up to 27°C (80-82°F). However, May tends to be warmer on average at 24°C (76°F) compared to November's 23°C (74°F). Additionally, May is notably wetter, with 208 mm (8.2 in) of precipitation over 12 days, whereas November sees only 103 mm (4.1 in) of rain across 11 days, resulting in a drier atmosphere. Humidity levels also differ slightly, with May at 84% and November at 79%, making November feel a bit more comfortable. For more details, you can check Okinawa weather in November.
May and December present contrasting weather patterns, showcasing the transition from spring to winter in Okinawa. In May, temperatures range from a minimum of 19°C (67°F) to a maximum of 27°C (82°F), with an average of 24°C (76°F). The month is marked by high humidity at 84% and significant rainfall totaling 208 mm (8.2 in) over 12 days. In contrast, December's temperatures are cooler, with a minimum of 14°C (58°F) and a maximum of 25°C (78°F), averaging 20°C (69°F). While it still experiences some precipitation, December sees slightly less rain at 188 mm (7.4 in) across 16 days, along with a lower humidity level of 75%. For more information on the weather specifics, you can check Okinawa weather in December.
As May unfolds in Okinawa, the island begins to embrace the warmth of approaching summer, with mild temperatures that are ideal for outdoor adventures. Compared to the cooler months preceding it, May enjoys a more comfortable average, inviting visitors to explore its stunning landscapes. However, with increased humidity and a significant amount of precipitation, this month marks the transition into the rainy season. Travelers should be prepared for the occasional shower amidst the vibrant scenery, making May a unique blend of lush greenery and tropical charm. For a deeper understanding of Okinawa's weather patterns, visit Okinawa Climate.