July Weather in Okinawa, Japan

Last updated: August 21, 2025

In Okinawa, Japan, July presents a warm and humid tropical climate, with an average temperature of 28°C (83°F), peaking at a maximum of 30°C (87°F) and dipping to a minimum of 26°C (78°F). The month is characterized by considerable precipitation, totaling 192 mm (7.6 in) across approximately 13 rainy days, contributing to the island's lush landscapes. With an average humidity level of 86%, visitors can expect a sultry atmosphere perfect for enjoying Okinawa's beautiful beaches and vibrant culture, while remaining prepared for the occasional summer shower.

July Temperature in Okinawa

In July, Okinawa, Japan basks in warm tropical temperatures, distinguishing it as one of the hottest months of the year. With minimum temperatures rising to a balmy 26°C (78°F) and averaging around 28°C (83°F), outdoor activities flourish under the sun. The maximum temperatures reach a sizzling 30°C (87°F), perfectly suited for beachgoers and adventure seekers. This month marks a transition from the mildness of spring into the peak of summer, reflecting a clear trend of increasing warmth. As humidity also comes into play, July is ideal for enjoying Okinawa's lush landscapes and vibrant marine life, making it a favorite time for both locals and visitors alike to embrace the island's rich culture.

July Weather in Okinawa: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Okinawa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Okinawa, July 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).
JanFebMarAprMayJunJulAugSepOctNovDec656568707580828382797468
Data source: Temperature data for Okinawa generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

July Precipitation in Okinawa

In July, Okinawa experiences a notable shift in precipitation, receiving approximately 192 mm (7.6 in) of rain over 13 days. This amount is a decrease from the striking 302 mm (11.9 in) recorded in June, yet it remains substantial, contributing to the island's lush landscapes. As summer progresses, July's rainfall begins to transition into something of a balance between the heavy downpours of earlier months and the more moderate precipitation expected in August, which sees a slight uptick to 205 mm (8.1 in). The patterns indicate a wet yet varied climate, with rainfall continuing to shape the region's vibrant flora while offering respite from the summer heat.

July Precipitation Trends in Okinawa

The chart displays monthly precipitation patterns in Okinawa, with values for each month alongside July’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July’s conditions compare to those of other months. In Okinawa, July typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec9197107137208302192206253160104188
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

July Humidity in Okinawa

In Okinawa, Japan, July marks one of the peak months for humidity, with levels reaching 86%. This month continues a noticeable trend of rising moisture that begins in the spring; April's 82% humidity escalates to 84% in May and 86% in June. The sweltering summer months maintain this high humidity, with July's figures matching the preceding month. Interestingly, August sees a slight dip to 82%, followed by a gentle decline into autumn, suggesting that while July and June are the most humid, the overall pattern stabilizes somewhat as the seasons transition. By observing these fluctuations, one can appreciate the tropical climate of Okinawa and its impact on the island's vibrant landscapes and lifestyles.

July Average Humidity in Okinawa

This chart illustrates the average monthly humidity levels in Okinawa, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in Okinawa is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec71%71%76%82%84%86%86%82%82%81%79%75%
Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Okinawa

In July, Okinawa experiences a UV Index of 13, classifying it as extreme. This level of intensity persists throughout the summer months, as both June and August also register a UV Index of 13. Interestingly, this trend reveals that the region remains under substantial sun exposure, with a burn time of just 10 minutes being necessary for unprotected skin. Combining this knowledge with the equally high readings in May and March, it's clear that sun safety is paramount during these peak months. For those planning outdoor activities, it’s crucial to stay informed about local UV conditions. For further details, check the Okinawa UV Index.

Maximum UV Index Levels in Okinawa for July

The chart shows the monthly maximum UV Index (UVI) for Okinawa in July, 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 July, the maximum UV index in Okinawa typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec7911121313131312996
Data source: Okinawa July 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.

July Sunshine in Okinawa

As July unfolds in Okinawa, Japan, the island basks in a remarkable 317 hours of sunshine, peaking just slightly below August's stellar 319 hours. This month marks a notable high point in the annual solar parade, following a gentle ascent from the 154 hours of January. From March onward, the sunshine hours consistently reflect a trend of increasing brightness, culminating in the summer months, where sun-seekers can indulge in nearly 10 hours of sunshine daily. This vibrant display of light not only enhances outdoor activities but also sets the perfect backdrop for enjoying Okinawa's stunning beaches and lush landscapes. With a warm embrace from the sun, July invites both locals and travelers to celebrate the island's radiant beauty.

Monthly Sunshine Duration in Okinawa: July Highlighted

The July sunshine duration represents the total number of hours Okinawa experiences direct sunlight during the month of July, excluding cloudy or obstructed periods. This chart compares the sunshine duration of July with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec154h203h268h269h305h264h317h319h295h274h228h192h
Data source: Okinawa July Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Okinawa During July

July in Okinawa, Japan, offers a 30% chance of sunny weather, making it a month where sunshine can be expected but isn't guaranteed. While this likelihood reflects a slight increase from the damp June, it's notably lower than the summer peak months of August, with a 39% chance, and September, which boasts a promising 59%. As the year progresses, the trend indicates that sunny days tend to become more frequent in the fall, making July a bit of a transitional month. For those planning a visit or outdoor activities, it's wise to embrace the mix of sun and clouds, as Okinawa's summer weather can be quite variable.

Percentage of Sunny Days in July in Okinawa

The chart illustrates the percentage of sunny days in Okinawa throughout the year, with July 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 Okinawa experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec24%42%46%39%30%9%30%39%59%51%44%35%
Data source: Okinawa July chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Okinawa in July

In July, Okinawa basks in a consistent 13 hours of daylight, maintaining the trend established in the preceding months. This stable duration reflects the island's tropical climate, fostering vibrant outdoor activities and allowing residents and visitors to fully embrace the beauty of summer. As the seasons progress, daylight hours gradually decrease from the peak of 13 hours seen in both June and July towards the shorter days of fall, but for now, the sun-filled days continue to create a lively atmosphere perfect for exploration and enjoyment. This rich tapestry of light is an inviting backdrop for the diverse experiences that Okinawa has to offer during its warmest month.

Average Daylight Hours in Okinawa for July

The chart illustrates the variation in daylight duration in Okinawa throughout the year, with July highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 41m11h 15m12h12h 46m13h 25m13h 44m13h 34m13h 1m12h 16m11h 30m10h 51m10h 30m
Data source: Okinawa daylight hours, calculated by summing the hours between sunrise and sunset for each day.

July Winds in Okinawa

In July, Okinawa experiences an average wind speed of 7.5 m/s (17 mph), showcasing a slight uptick from the preceding month, June, which recorded 6.5 m/s (15 mph). This summer breeze, while gentle compared to the invigorating gusts of January and October—both at 8.2 m/s (18 mph) and 7.9 m/s (18 mph) respectively—still provides a refreshing relief from the tropical heat. Notably, July's winds are part of a seasonal trend where wind speeds generally decline from the peak in winter and spring, before rising again in the autumn months. The lightly blowing winds of July create an inviting atmosphere, perfect for outdoor activities, making it a delightful time to enjoy Okinawa’s stunning landscapes and rich culture.

Average July Wind Speed in Okinawa

The chart displays monthly wind speed patterns in Okinawa, with values for each month shown alongside July's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how July's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec8.26.95.97.66.36.57.5 m/s6.95.47.97.97.7
Data source: Okinawa July wind data, generated using information from the Copernicus Climate Change Service.

How July Weather in Okinawa Compares to Other Months

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

In July, Okinawa experiences warm and humid weather, with temperatures ranging from a minimum of 26°C (78°F) to a maximum of 30°C (87°F), averaging around 28°C (83°F). This month also sees significant rainfall, with 192 mm (7.6 in) of precipitation over approximately 13 days, contributing to a high humidity level of 86%. In contrast, January offers a much cooler climate, with temperatures varying from a minimum of 12°C (54°F) to a maximum of 24°C (75°F), averaging 19°C (66°F). The precipitation is lower at 91 mm (3.6 in) over 11 days, and the humidity is also reduced to 71%. For more specific details on January weather in Okinawa, please refer to Okinawa weather in January.

July and February present striking contrasts in weather, particularly in Okinawa. In July, temperatures soar with a minimum of 26°C (78°F) and an average of 28°C (83°F), peaking at 30°C (87°F). The month is also characterized by high humidity at 86% and substantial precipitation, totaling 192 mm (7.6 in) over 13 days. In contrast, February offers a much cooler climate, with temperatures ranging from a minimum of 12°C (54°F) to a maximum of 24°C (76°F), averaging 19°C (66°F). This month experiences less rainfall, with 97 mm (3.8 in) over 12 days and lower humidity at 71%. For more details, you can check Okinawa weather in February.

In comparing the weather of July and March, July presents a significantly warmer climate, with average temperatures reaching around 28°C (83°F), while March enjoys milder temperatures averaging 20°C (68°F). July is characterized by higher humidity levels at 86%, compared to the 76% humidity typically experienced in March. Additionally, July sees more precipitation, averaging 192 mm (7.6 in) over 13 days, whereas March records a lower total of 107 mm (4.2 in) over 11 days. For more detailed information, you can check Okinawa weather in March.

July weather contrasts significantly with that of April in terms of temperature and precipitation. In July, temperatures soar with a minimum of 26°C (78°F) and an average of 28°C (83°F), peaking at a maximum of 30°C (87°F). This warmth is accompanied by higher humidity levels, reaching 86%, and a considerable amount of rainfall—192 mm (7.6 in) falling over 13 days. In contrast, April offers a much cooler climate, with temperatures ranging from a minimum of 15°C (60°F) to a maximum of 26°C (79°F) and a more moderate average of 21°C (71°F). While April experiences 137 mm (5.4 in) of precipitation over 11 days, it maintains a slightly lower humidity level of 82%. For more details, you can check Okinawa weather in April.

In comparing the weather between July and May, July tends to be warmer with minimum temperatures around 26°C (78°F) and an average of 28°C (83°F), while May has cooler minimums at 19°C (67°F) and averages of 24°C (76°F). Both months experience significant rainfall, with July receiving about 192 mm (7.6 in) over 13 days and May slightly more at 208 mm (8.2 in) over 12 days. Humidity levels are fairly similar as well, with July at 86% and May at 84%. For more insights on the weather in May, you can check Okinawa weather in May.

In comparing the weather of July and June, we see that July is generally warmer with an average temperature of 28°C (83°F) compared to June’s 26°C (80°F). July experiences slightly lower maximum temperatures, peaking at 30°C (87°F), while June reaches up to 29°C (84°F). However, July is characterized by significantly less rainfall, receiving 192 mm (7.6 in) over 13 days, compared to June’s 302 mm (11.9 in) over 19 days. Both months share high humidity levels of 86%, creating a consistently tropical feel. For more detailed insights, you can check Okinawa weather in June.

In both July and August, temperatures in Okinawa remain consistent, with minimums around 26°C (78°F), average temperatures of 28°C (83°F), and maximums reaching 30°C (87°F). However, August tends to see slightly more precipitation, with a total of 205 mm (8.1 in) spread over 17 days, compared to July’s 192 mm (7.6 in) over 13 days. Additionally, humidity levels drop slightly in August to 82%, while July experiences a higher humidity of 86%. For more detailed information, you can check Okinawa weather in August.

In July, the weather is characterized by warm temperatures, with a minimum of 26°C (78°F) and an average high of 30°C (87°F). However, it also witnesses significant rainfall, totaling 192 mm (7.6 in) over 13 days, accompanied by high humidity levels at 86%. In comparison, September maintains a similar average temperature of 28°C (82°F) but features slightly cooler minimum temperatures at 24°C (75°F). Rainfall increases to 253 mm (10.0 in) spread over 19 days, and humidity drops to 82%. For more details on what to expect, visit Okinawa weather in September.

In July, the weather is characterized by warm temperatures, with a minimum of 26°C (78°F) and an average high of 30°C (87°F), coupled with high humidity at 86%. The month experiences significant rainfall, totaling 192 mm (7.6 in) over 13 days. In contrast, October sees slightly cooler temperatures, with a minimum of 21°C (71°F) and an average high of 29°C (84°F). Precipitation decreases to 160 mm (6.3 in) but remains distributed over 13 days, and humidity drops to a more comfortable 80%. For more detailed information, you can check Okinawa weather in October.

July and November in Okinawa present quite different weather experiences. July is characterized by higher temperatures, with averages around 28°C (83°F) and maximums reaching 30°C (87°F), accompanied by high humidity at 86%. This month also sees considerable rainfall, with precipitation totaling 192 mm (7.6 in) over 13 days. In contrast, November offers a more moderate climate, with average temperatures dropping to 23°C (74°F) and maximums of 27°C (80°F). The precipitation is less intense at 103 mm (4.1 in) over 11 days, and humidity is slightly lower at 79%. For more detailed information, you can check Okinawa weather in November.

In July, the weather in Okinawa is characterized by high humidity levels at 86%, with temperatures ranging from a minimum of 26°C (78°F) to a maximum of 30°C (87°F), making it quite warm and muggy. The month experiences significant rainfall, averaging 192 mm (7.6 in) over 13 days. In contrast, December sees much cooler temperatures, with a minimum of 14°C (58°F) and a maximum of 25°C (78°F), offering a more comfortable average of 20°C (69°F). The precipitation is slightly less at 188 mm (7.4 in), but it falls over 16 days, resulting in a relatively drier feel compared to July, with lower humidity at 75%. For more details on the December climate, you can check Okinawa weather in December.

Compare Okinawa's Climate with Cities Worldwide

Conclusion: What to Expect From July Weather in Okinawa

In July, Okinawa embraces a warm and tropical atmosphere, distinctly marked by high humidity levels and substantial rainfall, setting it apart from the drier months of the year. With average temperatures hovering around a comfortable 28°C (83°F) and peaks reaching as high as 30°C (87°F), this month showcases the region's lush greenery and vibrant landscapes fueled by frequent rain showers. Visitors can expect around 13 days of precipitation, totaling about 192 mm (7.6 in), creating a lush, vibrant backdrop for summer activities. For those eager to explore this Okinawan paradise, understanding the unique July climate is essential; delve deeper into the specifics at Okinawa Climate.