July Weather in Ogasawara, Japan

Last updated: August 21, 2025

In July, Ogasawara, Japan, experiences a warm tropical climate characterized by an average temperature of 27°C (81°F), with peaks reaching up to 29°C (85°F) and a low of 25°C (77°F). Visitors should prepare for a humid atmosphere, with humidity levels reaching 88% and significant rainfall, totaling 100 mm (3.9 in) over 14 days. This month is marked by a dynamic interplay of sunshine and showers, making it essential for travelers to balance their outdoor adventures with provisions for the occasional tropical downpour.

July Temperature in Ogasawara

In July, Ogasawara, Japan, experiences warm and inviting temperatures that mark the height of summer. The minimum temperature settles at a comfortable 25°C (77°F), while the average rises to a pleasant 27°C (81°F), reaching a maximum of 29°C (85°F). This month showcases a significant leap from the cooler preceding months, signaling the onset of tropical warmth that characterizes the archipelago. With warm evenings and balmy days, July invites both locals and tourists to revel in beach activities and outdoor adventures, as the temperatures continue their upward trend from the milder spring months, fostering a vibrant atmosphere perfect for exploration.

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

The chart illustrates July temperature patterns in Ogasawara, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ogasawara, 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).
JanFebMarAprMayJunJulAugSepOctNovDec666567707479818282807671
Data source: Temperature data for Ogasawara generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

July Precipitation in Ogasawara

In July, Ogasawara experiences a moderate precipitation total of 100 mm (3.9 in), coupled with 14 days of rainfall—the highest for any month so far this year. Following the trend established in the preceding months, July continues to showcase a wet season, building upon the significant rain received in May (178 mm) and June (166 mm). This pattern of increased rainfall aligns with the peak summer heat, as August similarly sees substantial precipitation at 93 mm (3.7 in), suggesting a trend of consistent moisture leading into the latter half of the summer. The community prepares for both the vibrant beauty of lush landscapes nourished by the rains and the challenges that come with frequent downpours.

July Precipitation Trends in Ogasawara

The chart displays monthly precipitation patterns in Ogasawara, 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 Ogasawara, July typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec5938699417816610093181158131167
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
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July Humidity in Ogasawara

In July, Ogasawara, Japan experiences a notable humidity level of 88%, maintaining a sultry atmosphere that follows the peak of the rainy season in June, where humidity reached an impressive 93%. The trend through the year shows a gradual increase in humidity from 69% in January and February, steadily rising to 87% in May before peaking in June. Following July, a slight dip to 84% occurs in August, hinting at a gradual easing as the summer heat begins to wane. This clear seasonal pattern highlights Ogasawara's humid tropical climate, where the air remains filled with moisture, particularly during the heart of summer.

July Average Humidity in Ogasawara

This chart illustrates the average monthly humidity levels in Ogasawara, 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 Ogasawara is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec69%69%74%81%87%93%88%84%85%82%80%75%
Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Ogasawara

As we delve into the July UV Index in Ogasawara, Japan, we observe a persistent trend of extreme ultraviolet exposure. With a UV Index of 13 this month, it falls in line with the preceding June, marking it as a critical time for sun safety. This level categorizes the exposure as extreme, with a burn time of just 10 minutes, emphasizing the need for vigilance during outdoor activities. Interestingly, July maintains this intensity as summer peaks, suggesting that sun protection is paramount. For those planning to enjoy the warm sun, it's essential to stay informed and prepared. Discover more about the UV patterns throughout the year at Ogasawara UV Index.

Maximum UV Index Levels in Ogasawara for July

The chart shows the monthly maximum UV Index (UVI) for Ogasawara 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 Ogasawara typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec79111312131312121086
Data source: Ogasawara 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 Ogasawara

In July, Ogasawara, Japan, basks in a remarkable 342 hours of sunshine, marking it as the sunniest month of the year. This vibrant surge in daylight follows a steady rise from January's modest 174 hours, reflecting a clear trend towards longer, brighter days as summer unfolds. The increase from June to July alone, with an impressive gain of 41 hours, showcases a peak in solar radiance before the sunshine slightly tapers off in August to 327 hours. Overall, July epitomizes the region's transition into a sun-drenched paradise, as it consistently enjoys one of the highest levels of sunshine amid the year’s progression.

Monthly Sunshine Duration in Ogasawara: July Highlighted

The July sunshine duration represents the total number of hours Ogasawara 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.
JanFebMarAprMayJunJulAugSepOctNovDec174h227h270h270h302h301h342h327h309h281h238h216h
Data source: Ogasawara July Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Ogasawara During July

In Ogasawara, Japan, July brings a 36% chance of sunny weather, marking a slight uptick from the preceding months of June and April, which see chances of 30% and 32%, respectively. This mid-summer month hints at more inviting skies compared to earlier in the year, characterized by a steady increase in sunshine probabilities as summer progresses. As the region transitions into August, the likelihood of sunny days leaps to an impressive 52%, showcasing a clear trend of brighter weather as the season unfolds. Thus, while July's sunshine potential may not be the highest, it sets the stage for a sunnier August ahead.

Percentage of Sunny Days in July in Ogasawara

The chart illustrates the percentage of sunny days in Ogasawara 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 Ogasawara experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec26%34%47%32%40%30%36%52%46%49%37%37%
Data source: Ogasawara July chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Ogasawara in July

In Ogasawara, Japan, the month of July experiences a delightful consistency in daylight duration, with 13 hours of sunlight that continues from June and persists into August. This peak is part of a gradual increase that starts in January at a modest 10 hours and climbs steadily, reaching its climax in the late spring and summer months. After June's harmonious brightness, July maintains this luminous quality, providing ample time for outdoor activities and exploration under the vibrant sun. As autumn approaches in September, daylight begins to dwindle, gradually returning to the 10-hour range by year’s end. This pattern highlights a beautiful rhythm of changing seasons, inviting both locals and visitors to relish the summer abundance before the shorter days return.

Average Daylight Hours in Ogasawara for July

The chart illustrates the variation in daylight duration in Ogasawara throughout the year, with July highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 37m11h 13m11h 59m12h 48m13h 28m13h 48m13h 38m13h 3m12h 17m11h 29m10h 48m10h 27m
Data source: Ogasawara daylight hours, calculated by summing the hours between sunrise and sunset for each day.

July Winds in Ogasawara

In July, the winds of Ogasawara, Japan, carry a gentle whisper, with an average speed of 5.1 m/s (11 mph). This marks a noticeable dip from the more robust currents of previous months, with April reaching a robust 8.0 m/s (18 mph) and June slightly higher at 6.7 m/s (15 mph). The trend shows a softening in the summer winds, aligning perfectly with the warmer, more tranquil atmosphere of the season. Interestingly, August follows closely, showing only a slight increase to 5.2 m/s (12 mph), suggesting that the island's breezy charm remains consistent throughout the summer, albeit in a more subdued manner. As we transition into October, the winds pick up momentum once more, signaling a shift back to more vigorous gusts.

Average July Wind Speed in Ogasawara

The chart displays monthly wind speed patterns in Ogasawara, 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.
JanFebMarAprMayJunJulAugSepOctNovDec7.47.46.68.04.96.75.1 m/s5.25.08.26.48.0
Data source: Ogasawara July wind data, generated using information from the Copernicus Climate Change Service.

How July Weather in Ogasawara Compares to Other Months

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

In July, the weather is typically warm and humid, with temperatures ranging from a minimum of 25°C (77°F) to a maximum of 29°C (85°F) and an average of 27°C (81°F). The month sees considerable precipitation, totaling 100 mm (3.9 in) over about 14 days, and the humidity often reaches a high 88%. In contrast, January offers a much cooler climate, featuring temperatures between 14°C (58°F) and 24°C (75°F), with an average of 19°C (66°F). Precipitation is lighter in January, with 59 mm (2.3 in) over just 8 days, and humidity is noticeably lower at 69%. For more details, you can check Ogasawara weather in January.

In July, temperatures soar with a minimum of 25°C (77°F) and an average high of 29°C (85°F), creating a warm and humid atmosphere, characterized by high humidity levels of 88%. This month also experiences significant rainfall, with 100 mm (3.9 in) falling over 14 days. In contrast, February offers a much cooler climate, with temperatures ranging from a minimum of 14°C (58°F) to an average high of 23°C (73°F). The precipitation in February is considerably lower at 37 mm (1.5 in), occurring over just 6 days, and the humidity is more comfortable at 69%. For more detailed insights into February weather, you can visit Ogasawara weather in February.

In comparing the weather between July and March, July is notably warmer, with temperatures averaging around 27°C (81°F) compared to March's milder average of 20°C (68°F). The maximum temperatures in July reach up to 29°C (85°F), while March peaks at a comfortable 23°C (74°F). Additionally, July experiences higher humidity levels at 88%, creating a more oppressive atmosphere than March's 74%. Precipitation is also greater in July, with 100 mm (3.9 in) over 14 days, whereas March receives 69 mm (2.7 in) over 9 days. For more insights on March weather, visit Ogasawara weather in March.

When comparing the weather in July and April, notable differences emerge in both temperature and humidity. July boasts warmer temperatures with a minimum of 25°C (77°F) and an average high of 29°C (85°F), while April is milder, with temperatures ranging from a minimum of 16°C (60°F) to a maximum of 25°C (77°F). Additionally, July experiences higher humidity levels at 88% compared to April's 81%. Precipitation levels are similar, with July receiving 100 mm (3.9 in) over 14 days and April slightly less at 94 mm (3.7 in) over 9 days. For more information, check out Ogasawara weather in April.

When comparing the weather in July to that of May, July tends to be warmer, with average temperatures ranging from a minimum of 25°C (77°F) to a maximum of 29°C (85°F), while May's temperatures range from 18°C (65°F) to a maximum of 27°C (81°F). Although July experiences slightly less precipitation, totaling 100 mm (3.9 in) over 14 days, May has a higher rainfall amount of 178 mm (7.0 in) over 12 days. Humidity levels are quite similar in both months, with July at 88% and May at 87%. For more details on May weather, you can visit Ogasawara weather in May.

July and June exhibit notable differences in weather patterns. July sees slightly warmer temperatures, with an average of 27°C (81°F) compared to June's 26°C (79°F). The minimum temperatures in July are also higher, sitting at 25°C (77°F) versus June's 21°C (70°F). However, June experiences more precipitation, totaling 166 mm (6.5 in) over 13 days, compared to July's 100 mm (3.9 in) over 14 days. Additionally, humidity remains high in both months, peaking at 93% in June and 88% in July. For a more detailed view, you can check Ogasawara weather in June.

In comparing the weather of July and August, both months display similar temperature patterns, with July having a minimum of 25°C and an average of 27°C, while August sees slightly warmer temperatures with a minimum of 26°C and an average of 28°C. The maximum temperature remains consistent at 29°C for both months. Despite the high temperatures, July experiences more rainfall, with 100 mm of precipitation over 14 days, compared to August, which has 93 mm over 13 days. Additionally, humidity levels are higher in July at 88%, while it decreases to 84% in August. For more detailed insights, check out Ogasawara weather in August.

In July, the weather is characterized by warm temperatures, with a minimum of 25°C (77°F), an average of 27°C (81°F), and a maximum of 29°C (85°F). Despite the warmth, July sees considerable rainfall, averaging 100 mm (3.9 in) over 14 days, along with high humidity levels of 88%. In contrast, September experiences slightly higher temperatures, with a maximum of 30°C (86°F) and an average of 28°C (82°F), but the month also brings an increase in precipitation to 181 mm (7.1 in) across 16 days, accompanied by a decrease in humidity to 85%. For more details about the weather in September, you can visit Ogasawara weather in September.

In July, the weather tends to be quite warm and humid, with temperatures ranging from a minimum of 25°C (77°F) to a maximum of 29°C (85°F) and an average of 27°C (81°F). This month also sees significant rainfall, with about 100 mm (3.9 in) of precipitation spread over 14 days, contributing to the high humidity of around 88%.

In contrast, October maintains a similar temperature range, with minimums at 21°C (71°F) and maximums reaching 29°C (85°F), while still averaging 27°C (81°F). However, the month is characterized by increased rainfall, totaling approximately 158 mm (6.2 in) over 19 days. Although the humidity slightly decreases to 82%, the weather is still noticeably damp. For more detailed information about the climate during this time, you can visit Ogasawara weather in October.

In July, the weather is typically warmer with minimum temperatures around 25°C (77°F) and an average of 27°C (81°F), while the maximum can reach 29°C (85°F). The month is characterized by high humidity levels at 88% and a total precipitation of 100 mm (3.9 in) over 14 days. In contrast, November sees cooler temperatures, with minimums of 19°C (67°F), an average of 24°C (76°F), and maximums of 27°C (81°F). Although November experiences slightly higher precipitation at 131 mm (5.1 in), the humidity drops to 80%, maintaining a relatively comfortable atmosphere. For more detailed insights on November weather, visit Ogasawara weather in November.

In July, the weather is characterized by higher temperatures, with a minimum of 25°C (77°F) and an average of 27°C (81°F), reaching a maximum of 29°C (85°F). The humidity is notably high at 88%, and the region experiences about 100 mm (3.9 inches) of precipitation over 14 days. In contrast, December offers cooler temperatures, with a minimum of 17°C (63°F), an average of 22°C (71°F), and a maximum of 26°C (78°F). The month sees increased precipitation, totaling 167 mm (6.6 inches) across 11 days, but the humidity drops to a more comfortable 75%. For a closer look at the December weather specifics, you can refer to Ogasawara weather in December.

Compare Ogasawara's Climate with Cities Worldwide

Conclusion: What to Expect From July Weather in Ogasawara

As July unfolds in Ogasawara, the weather transforms into a tropical oasis characterized by warmer temperatures and increased humidity. This month sees its maximum temperatures reach a balmy 29°C, creating a perfect environment for outdoor adventures. However, with approximately 100 mm of rainfall over 14 days, July also introduces a wetter climate compared to other months, providing lush scenery and rejuvenated landscapes. The humidity can feel quite high, hovering around 88%, which may make it feel warmer than it is. Enjoy the lively summer atmosphere of Ogasawara, but be prepared for unexpected rain and embrace the unique vibrancy of the island's July weather! For more detailed insights, visit Ogasawara Climate.