Beppu Weather in September
Beppu in September sees high temperatures, with highs around 28°C (82°F) and overnight lows of 21°C (70°F). With the rainy season in full effect, expect around 213 mm (8.4 in) of rainfall and regular showers throughout the month.
Rainfall in Beppu in September
As part of the rainy season, Beppu sees around 17 days of rain in September, with an average of 213 mm (8.4 in). The rainy season here brings regular, substantial showers. It's worth being prepared for rain on most days you're out.
Temperature in Beppu in September
September in Beppu brings typical temperatures with highs around 28°C (82°F) and lows of 21°C (70°F). Conditions stay fairly consistent through the month, making it easier to plan what to wear. With lows of 21°C (70°F), the nights are warm and generally comfortable.
Sunshine in Beppu in September
The area enjoys a moderate level of sunlight, with around 150 hours. It's a good balance between sunny and rainy days.Should you favor a climate that's both dry and comfortably warm, May, October and November typically offer the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Japan, check out our Beppu's climate page.
Beppu Temperature in September
Min Temperature
21°C (70°F)
Max Temperature
28°C (82°F)
Chance of Rain
58%
Precipitation
213 mm (8.4 in)
Rainy days
17 days
Humidity
74% *
Sunshine
150 hours *
Percentage Sunshine
*
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Beppu typically drop from around 29°C (84°F) at the start of September to approximately 25°C (77°F) by the end. Nights are warm, with lows typically ranging from 18°C (64°F) to 23°C (73°F).
Average temperatures in September
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 September
Historical weather for Beppu in September
Browse day-by-day weather records for Beppu spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Beppu historical weather extremes in September
The extremes listed below come from historical weather data collected in Beppu from 1976 through 2025.
- The warmest day in September was on September 4, 2010, with a maximum of 35°C (95°F).
- The coldest September day was on September 27, 1976, with a maximum of 19°C (66°F).
- Beppu registered its coldest September night on September 28, 1987, with temperatures dropping to 10°C (50°F).
Best Places in Japan in September
Find out more about the weather in Japan and which places have the best travel conditions in this month. See all of Japan in September →
perfect weather
pleasant
tolerable
unpleasant
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What to Wear in Beppu in September
Warm temperatures in September make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Heavy rain is guaranteed, please bring a good poncho and waterproof everything! Sunglasses could come in handy during the sunnier parts of your trip.What To Do in Beppu in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Japan, check out our Beppu's climate page.
Temperature Rainfall Sunshine Humidity
See the full Beppu climate overview or explore weather in Japan.
