July Weather in Amami, Japan

Last updated: August 21, 2025

July in Amami, Japan is marked by a warm and humid climate that invites both exploration and relaxation. With maximum temperatures peaking at 31°C (87°F) and an average of 28°C (82°F), the days are pleasantly warm, while the minimum temperatures hover around 24°C (76°F), providing comfortable nights. However, the month is also characterized by significant rainfall, averaging 185 mm (7.3 in) over 13 days, lending a lush vibrancy to the island's breathtaking landscapes. With humidity levels reaching 89%, it's a perfect time for visitors to experience the unique beauty of Amami while staying prepared for refreshing summer showers.

July Temperature in Amami

In July, Amami, Japan, truly embraces the warmth of summer, with minimum temperatures resting comfortably at 24°C (76°F) and average highs reaching a pleasant 31°C (87°F). The stubborn heat of the season is further underscored by the consistent 28°C (82°F) average, making July one of the warmest months of the year. As temperatures soar, visitors can expect lush scenery and vibrant tropical life, reflecting the island's lush biodiversity. Compared to the cooler months of January through June, July marks a significant transition into the peak of summer, setting the stage for sun-soaked adventures and leisurely days by the water. This inviting warmth, balancing between comfort and heat, makes July a perfect month to experience the natural beauty and cultural richness of Amami.

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

The chart illustrates July temperature patterns in Amami, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Amami, 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).
JanFebMarAprMayJunJulAugSepOctNovDec616165687377828381777164
Data source: Temperature data for Amami 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 Amami

In July, Amami, Japan experiences a notable shift in precipitation patterns, receiving 185 mm (7.3 in) of rain over approximately 13 days. This marks a slight decrease from the deluge of 433 mm (17.0 in) recorded in June, while still maintaining a significant level of rainfall that contributes to this lush region's vibrant ecosystem. July's precipitation, coupled with moderate rainfall days, indicates a transitional phase before the heavier summer rains of August, which typically brings 193 mm (7.6 in). This ongoing variability highlights Amami's dynamic climate, balancing between nurturing moisture and seasonal changes, elegantly bridging the wet spring months into the height of summer.

July Precipitation Trends in Amami

The chart displays monthly precipitation patterns in Amami, 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 Amami, July typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec98114160121213433185193223151121125
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
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July Humidity in Amami

In July, Amami, Japan, experiences its peak humidity at an impressive 89%, reflecting the region's tropical climate. This high level of moisture is part of a continuous upward trend that begins in the cooler months of January and February, where humidity levels hover around 72% and 70% respectively. As spring transitions into summer, figures steadily rise, culminating in the sticky heat of mid-summer. Though humidity dips slightly in August to 84%, the overall pattern indicates a warm, damp atmosphere during these months, reinforcing Amami's reputation as a lush, verdant paradise. As autumn approaches, humidity begins to taper off, but the July peak underscores just how much the island embraces its humid, tropical essence.

July Average Humidity in Amami

This chart illustrates the average monthly humidity levels in Amami, 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 Amami is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec72%70%76%82%84%87%89%84%81%79%77%74%
Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Amami

In July, Amami, Japan, experiences an extreme UV Index of 13, a continuation of the high levels observed since June. This places the region in the same category as both May and June, reflecting a trend of intense sun exposure that demands caution. With a burn time of just 10 minutes, it's essential to be proactive in protecting your skin during outdoor activities. As summer peaks, remember that the UV levels remain consistent through to August, underscoring the need for vigilance. To stay informed and safe, check detailed forecasts at Amami UV Index.

Maximum UV Index Levels in Amami for July

The chart shows the monthly maximum UV Index (UVI) for Amami 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 Amami typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec6811121213131312986
Data source: Amami 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 Amami

In July, Amami, Japan basks in an impressive 310 hours of sunshine, making it peak season for those seeking warmth and vibrant outdoor activities. This month marks a significant uptick from the previous months, showcasing a steady rise in daylight hours since the darker start of the year. After a consistent increase from January's 144 hours, the trend amplifies in the summer, reaching its zenith in August with 323 hours. As the sun shines brightly, it sets the perfect backdrop for exploring the island's lush landscapes and rich culture, before daylight begins to wane again into the autumn months. This seasonal shift highlights the beauty of Amami's climate, where July invites both locals and visitors to embrace the sun-filled days.

Monthly Sunshine Duration in Amami: July Highlighted

The July sunshine duration represents the total number of hours Amami 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.
JanFebMarAprMayJunJulAugSepOctNovDec144h195h236h262h287h251h310h323h286h266h226h175h
Data source: Amami July Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Amami During July

In Amami, Japan, the likelihood of sunny weather experiences a notable dip during the summer months, with July seeing a 25% chance of sunshine. This pattern is part of a broader summer trend, where the peak of sunny days typically occurs later in the year; notably, September and October boast significantly higher probabilities at 50% and 48% respectively. As June approaches, the chance of clear skies drops to a mere 12%, emphasizing the region's humid subtropical climate during the height of summer. However, as the calendar shifts towards fall, sunny days become more frequent, inviting travelers to enjoy Amami's vibrant landscapes bathed in sunshine.

Percentage of Sunny Days in July in Amami

The chart illustrates the percentage of sunny days in Amami 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 Amami experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec30%37%35%35%20%12%25%37%50%48%33%31%
Data source: Amami July chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Amami in July

In Amami, Japan, July offers a delightful consistency in daylight, with 13 hours of sunshine that mirrors the preceding month of June and the following month of August. The trend emerging from early in the year showcases a gradual increase in daylight, starting at 10 hours in January, reaching its peak in late spring and summer. As spring blooms into summer, the daylight increases steadily, jumping from 12 hours in April to 13 hours in May and remaining consistent into the heart of summer. Following the sunniest months, the days begin to shorten again in September, signaling the transition into autumn. This annual rhythm of daylight is a beautiful reminder of the changing seasons, choreographed by nature's hand.

Average Daylight Hours in Amami for July

The chart illustrates the variation in daylight duration in Amami throughout the year, with July highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 32m11h 10m11h 59m12h 50m13h 33m13h 54m13h 43m13h 6m12h 18m11h 27m10h 43m10h 21m
Data source: Amami daylight hours, calculated by summing the hours between sunrise and sunset for each day.

July Winds in Amami

In July, Amami, Japan, experiences a refreshing average wind speed of 7.0 m/s (16 mph), creating a pleasantly breezy atmosphere during the summertime. This month marks a slight decrease from the windier early months of the year, where average speeds peaked at around 7.9 m/s (18 mph) in February. As the summer progresses into August, the winds continue to ease further, settling to 5.9 m/s (13 mph). These summer breezes provide a welcome respite from the heat, contrasting with the invigorating gusts of spring and the swift winds of winter, where speeds range from 7.1 to 7.6 m/s. Overall, July's winds serve as a gentle reminder of the dynamic weather patterns that shape Amami's enchanting environment.

Average July Wind Speed in Amami

The chart displays monthly wind speed patterns in Amami, 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.
JanFebMarAprMayJunJulAugSepOctNovDec7.37.96.07.65.65.57.0 m/s5.94.87.17.47.1
Data source: Amami July wind data, generated using information from the Copernicus Climate Change Service.

How July Weather in Amami Compares to Other Months

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

In July, the weather is characterized by warmer temperatures, with minimums around 24°C (76°F) and maximums reaching up to 31°C (87°F). The month is quite humid with a staggering 89% humidity and significant rainfall, averaging 185 mm (7.3 in) over 13 days. In contrast, January offers a much cooler climate, with average temperatures ranging from a minimum of 10°C (50°F) to a maximum of 22°C (72°F). Precipitation is lighter in January at 98 mm (3.9 in), falling over 12 days, and the humidity is more comfortable at 72%. For more detailed insights into January's weather, you can check Amami weather in January.

July and February present stark contrasts in weather patterns. July boasts higher temperatures with a minimum of 24°C (76°F) and an average of 28°C (82°F), reaching a maximum of 31°C (87°F). In addition, it experiences significant rainfall of 185 mm (7.3 in) over 13 days, accompanied by high humidity at 89%. In contrast, February offers a cooler climate, with temperatures ranging from a minimum of 9°C (49°F) to an average of 16°C (61°F), peaking at 23°C (73°F). While it sees less precipitation at 114 mm (4.5 in) spread over 14 days, the humidity is also lower at 70%. For a closer look at February weather patterns, visit Amami weather in February.

When comparing the weather in July and March, a striking contrast emerges. July boasts much warmer temperatures, with averages around 28°C (82°F) and maximums reaching 31°C (87°F), while March is considerably cooler, averaging just 18°C (65°F) with highs of 23°C (73°F). Additionally, July experiences higher humidity at 89%, compared to March's 76%, contributing to a more oppressive heat during the summer month. Precipitation levels are also noteworthy; July sees 185 mm (7.3 in) of rain over 13 days, making it a wetter month than March, which has 159 mm (6.3 in) spread over 15 days. For more details on March weather, you can visit Amami weather in March.

In comparing the weather between July and April, there is a significant difference in temperature and humidity. July boasts a warmer climate with minimum temperatures of 24°C (76°F), averaging 28°C (82°F), and peaking at 31°C (87°F), alongside high humidity at 89%. In contrast, April presents a cooler atmosphere with minimum temperatures of 13°C (56°F), an average of 20°C (68°F), and maximums reaching 25°C (78°F), combined with a slightly lower humidity of 82%. Additionally, while July experiences more precipitation at 185 mm (7.3 in) over 13 days, April sees 121 mm (4.8 in) of rain over just 12 days. For more detailed insights into April weather, you can refer to Amami weather in April.

In comparing the weather between May and July, we see distinct differences in temperature and precipitation. July experiences higher temperatures, with averages reaching 28°C (82°F) and maximums hitting 31°C (87°F), compared to May's cooler average of 23°C (73°F) and maximum of 27°C (80°F). Humidity is also higher in July at 89%, compared to May's 84%. However, May has slightly more precipitation, recorded at 213 mm (8.4 in) over 16 days, while July sees 185 mm (7.3 in) of rain across 13 days. For more details about the weather in May, you can explore Amami weather in May.

In comparing the weather of July and June, July tends to be warmer with average temperatures ranging from a minimum of 24°C (76°F) to a maximum of 31°C (87°F), while June has cooler averages, with temperatures spanning from 20°C (69°F) to 28°C (83°F). However, June experiences significantly more rainfall, totaling 433 mm (17.0 in) over 20 days, compared to July’s 185 mm (7.3 in) over 13 days, making the earlier month considerably wetter. The humidity levels are relatively close, with July at 89% and June slightly lower at 87%. For more detailed information, check out Amami weather in June.

In July, the weather features a minimum temperature of 24°C (76°F) and an average of 28°C (82°F), peaking at 31°C (87°F). This month also sees significant rainfall, with total precipitation reaching 185 mm (7.3 in) over 13 days and a high humidity level of 89%. In contrast, August experiences slightly warmer nights with a minimum temperature of 25°C (77°F) and maintains the same average and maximum temperatures as July. However, August's rainfall increases to 193 mm (7.6 in) over 14 days, while humidity decreases to 84%. For a more detailed look at the weather in August, you can visit Amami weather in August.

July and September share similar temperature ranges, with both months featuring a minimum of around 24°C (76°F) and maximums peaking near 31°C (87°F). However, July tends to be slightly warmer overall, averaging 28°C (82°F) compared to September's average of 27°C (81°F). In terms of precipitation, September is noticeably wetter, receiving 223 mm (8.8 in) over 20 days, while July has 185 mm (7.3 in) across 13 days. Humidity levels drop slightly in September, averaging 81% compared to July’s higher 89%. For more detailed information on the weather in September, visit Amami weather in September.

In July, the weather is warmer and more humid, with average temperatures ranging from a minimum of 24°C (76°F) to a maximum of 31°C (87°F) and a staggering humidity level of 89%. This month experiences significant rainfall, with about 185 mm (7.3 in) of precipitation spread over 13 days. In contrast, October brings a slight cooling trend, featuring temperatures that range from a minimum of 20°C (68°F) to a maximum of 28°C (83°F) and a lower humidity of 79%. Though October sees a similar amount of rainy days, the overall precipitation is reduced to 151 mm (5.9 in). For more detailed insights about October weather, you can check out Amami weather in October.

July and November present markedly different weather patterns in Amami. In July, temperatures are significantly warmer, with a minimum of 24°C (76°F) and averages reaching 28°C (82°F), peaking at 31°C (87°F). This heat is accompanied by high humidity at 89% and substantial rainfall, totaling 185 mm (7.3 in) over 13 days. In contrast, November experiences cooler temperatures, with a minimum of 16°C (62°F) and an average of 21°C (71°F), maxing out at 26°C (78°F). The month sees reduced precipitation at 121 mm (4.8 in) over 12 days and lower humidity at 77%. For a more detailed overview, check Amami weather in November.

In July, the weather is characterized by warm temperatures, with a minimum of 24°C (76°F) and an average around 28°C (82°F), peaking at 31°C (87°F). The month is quite humid, averaging 89%, and experiences significant rainfall totaling 185 mm (7.3 in) over 13 days. In contrast, December brings much cooler temperatures, with a minimum of 12°C (55°F), an average of 18°C (65°F), and a maximum of 25°C (77°F). While December has lower humidity at 74%, it sees precipitation spread over 16 days, totaling 125 mm (4.9 in). For more specific details about December weather patterns, you can visit Amami weather in December.

Compare Amami's Climate with Cities Worldwide

Conclusion: What to Expect From July Weather in Amami

In July, Amami welcomes the warmth of summer with elevated temperatures and high humidity, creating a distinctly tropical atmosphere. Unlike the milder months, July experiences a significant increase in both temperature and precipitation, with frequent rain showers adding to the tropical feel. With an average temperature of 28°C and a humidity level of 89%, the island transforms into a lush paradise, though visitors should be prepared for occasional downpours on about half of the month’s days. For a deeper insight into how July compares to other months, check out Amami Climate.