August weather forecast
Japan

August is the height of summer in Japan, characterized by high temperatures and humidity. Despite the intense heat, it is a time for traditional festivals and events, making it a lively period in the country.

In the northern regions, including Hokkaido, temperatures average around 23°C (73.4°F). It remains a popular summer retreat due to its more moderate temperatures and lower humidity levels compared to the rest of Japan. Cities like Sapporo are bustling with summer festivals, providing a respite from the heat.

Central Japan, including the Sea of Japan coastline and the Central Highlands, experience high temperatures averaging 31°C (87.8°F). Although the rainy season has ended, occasional summer showers and thunderstorms are common.

In the southern regions, including Okinawa, the average temperature can rise to 33°C (91.4°F), with high humidity levels. This is also the start of the typhoon season, although Okinawa typically bears the brunt of the storms.

Japan's precipitation in August ranges from 120mm (4.72") to 220mm (8.66"), with the southern regions receiving the higher end of the spectrum due to the typhoon season. The frequency of rain decreases throughout the month, making way for sunnier days.

Despite the heat and occasional storms, August is a month of vibrant festivals and celebrations, including the famous Obon Festival. Firework displays light up the night sky, and streets are filled with traditional dance parades. Therefore, despite the challenges of the weather, the cultural experiences on offer make August a fascinating time to explore Japan.

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• Tokyo - August »
  August is the month with the warmest seawater in Tokyo, with an average sea temperature of 25.7°C (78.3°F). August continues with the high summer heat in Tokyo, although there's a slight dip in temperature from July.
• Yokohama - August »
  August is the month with the warmest seawater in Yokohama with an average sea temperature of 26.2°C (79.2°F). The month with the most sunshine in Yokohama is August, with an average of 10.5h of sunshine.
• Osaka - August »
  Heat continues to dominate the weather in August, with temperatures in Osaka occasionally peaking at 33.4°C (92.1°F). The month with the warmest seawater in Osaka is August, with an average sea temperature of 27.7°C (81.9°F).
• Nagoya - August »
  August, known for its average high temperature of 32.8°C (91°F) and an average low temperature of 24.3°C (75.7°F), is the warmest month in Nagoya, Japan. The month with the warmest seawater in Nagoya is August, with an average sea temperature of 28°C (82.4°F).
• Sapporo - August »
  The month with the most rainfall in Sapporo is August, when the rain falls for 19.5 days and typically aggregates up to 112mm (4.41") of precipitation. In Sapporo, August is identified by the average highest temperatures, reaching a peak of 24.2°C (75.6°F) and a low of 16.3°C (61.3°F).
• Fukuoka - August »
  The month with the warmest seawater in Fukuoka is August, with an average sea temperature of 27.7°C (81.9°F). August is the month with the warmest seawater in Fukuoka, with an average sea temperature of 27.7°C (81.9°F).
• Kobe - August »
  With an average sea temperature of 27.7°C (81.9°F), August is the month with the warmest seawater in Kobe. The month with the warmest seawater in Kobe is August, with an average sea temperature of 27.7°C (81.9°F).
• Kyoto - August »
  In Kyoto during August, the rain falls for 16.8 days and regularly aggregates up to 94mm (3.7") of precipitation. Kyoto's August weather reaches an average high of 31.3°C (88.3°F) and an average low of 22.4°C (72.3°F), making it the warmest month.
• Kawasaki - August »
  The month with the warmest seawater in Kawasaki is August, with an average sea temperature of 25.7°C (78.3°F). In Kawasaki in August, during 16.3 rainfall days, 64mm (2.52") of precipitation is typically accumulated.
• Saitama - August »
  August is the month that records the highest temperatures in Saitama, with averages ranging from a high of 31.9°C (89.4°F) to a low of 24.9°C (76.8°F). On the first day of August in Saitama sunrise is at 04:49 and sunset at 18:46.
• Hiroshima - August »
  With an average sea temperature of 26.8°C (80.2°F), August is the month with the warmest seawater in Hiroshima. The warmest period in Hiroshima tends to be August, when average temperatures fluctuate between a high of 32.5°C (90.5°F) and a low of 24.8°C (76.6°F).
• Sendai - August »
  August proves to be the warmest month in Sendai, Japan, recording an average peak temperature of 27.8°C (82°F) and a minimum temperature of 21.4°C (70.5°F). With an average sea temperature of 23.9°C (75°F), August is the month with the warmest seawater in Sendai, Japan.