Mount Fuji
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Mount Fuji Weather in August

August in Mount Fuji averages 29°C (84°F) during the day and 21°C (70°F) at night. August is part of the rainy season, with around 198 mm (7.8 in) of rainfall and frequent showers.

Rainfall in Mount Fuji in August

As part of the rainy season, Mount Fuji sees around 19 days of rain in August, with an average of 198 mm (7.8 in). Rainy season showers tend to be fairly substantial. A good rain jacket or umbrella is worth having with you most days.

Temperature in Mount Fuji in August

Daytime highs in Mount Fuji in August reach 29°C (84°F), with nights around 21°C (70°F). This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. With lows of 21°C (70°F), the nights are warm and generally comfortable. This is typically the warmest month of the year, so light summer clothing is a good idea.

If you favor pleasant temperatures and minimal rainfall, August is one of the best months to visit Mount Fuji.

Mount Fuji Temperature in August

Min Temperature
21°C (70°F)
Max Temperature
29°C (84°F)
Chance of Rain
63%
Precipitation
198 mm (7.8 in)
Rainy days
19 days
Humidity
73%

Mount Fuji Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Mount Fuji - and find the best time to visit.

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Mount Fuji typically stay consistent throughout August, with daily highs averaging around 29°C (84°F). Nights are cool, with lows around 13°C (55°F).

Average temperatures in August

Daily Historical Precipitation

50-year average (1976-2025)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in August

Historical weather records for Mount Fuji in August

Browse day-by-day weather records for Mount Fuji spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Mount Fuji historical weather extremes in August

Our historical data for Mount Fuji spans 1976 to 2026, revealing these weather extremes.

  • The warmest day in August was on August 30, 2025, with a maximum of 38°C (100°F).

Best Places in Japan in August

Find out more about the weather in Japan and which places have the best travel conditions in this month. See all of Japan in August →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Mount Fuji in August

Warm but pleasant conditions in Mount Fuji in August. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. It's going to pour! Pack a good poncho and prepare for very wet conditions.

What To Do in Mount Fuji in August

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Cycling
    7/10
  • Walking
    7/10
  • Camping
    6/10
  • Outdoor sports
    7/10

Mount Fuji 3-Day Forecast

More climate data for Mount Fuji

Popular in August

Where to go in August - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.