Nara

Kii Peninsula Weather in September

Average temperatures, rainfall, sunshine and the best places to visit in the Kii Peninsula, Japan in September.

Considering a trip to the Kii Peninsula, Japan this September and wondering about the expected weather conditions? Find all the crucial information you need right here, addressing your question:

What to Expect in the Kii Peninsula in September

The Kii Peninsula, Japan is a region in Japan. September in the Kii Peninsula generally has warm temperatures, with heavy precipitation. September is a summer month.

Temperatures

The average maximum temperatures are warm and range from 28°C (82°F) in Taiji to 30°C (86°F) in Nara. Nighttime temperatures generally drop to 20°C (68°F) in Nara and 23°C (73°F) in Taiji. While the given temperatures for day and night are typical, there may be days that feel warmer. Make sure you're dressed in a way that keeps you cool and comfortable.

To learn more about the conditions in specific areas of the Kii Peninsula, Japan, check out the map below.

Precipitation

In September, precipitation varies across different areas. From heavy rainfall in Nara with an average of 168 mm (6.6 in) to heavy rainfall in Taiji with 335 mm (13 in).

Average sunshine

Sunshine is moderately available across various locations. In Nara, you can expect around 156 hours of sunlight in September, which gives a pleasant combination of sun and shade. For those who want maximum sunshine, our weather planner can point you toward the sunniest places on Earth.

Explore the Kii Peninsula by month

Best Places to Visit in the Kii Peninsula in September

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across the Kii Peninsula.

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).

Popular Destinations in the Kii Peninsula

What is the weather like in September for some of the most popular destinations in the Kii Peninsula, Japan?

Temperature range in the Kii Peninsula (September)

Precipitation variation in the Kii Peninsula (September)

Nara

In September Nara generally has high temperatures with maximum daytime temperatures around 30°C (86°F), minimum nighttime temperatures around 20°C (68°F) and heavy monthly rainfall. So on average the conditions are tolerable that month.

August
September
October
Max temperature
34°C (93°F)
30°C (86°F)
23°C (73°F)
Min temperature
24°C (75°F)
20°C (68°F)
13°C (55°F)
Monthly sun hours
223 hours
156 hours
163 hours
Monthly rainfall
113 mm (4.4 in)
168 mm (6.6 in)
158 mm (6.2 in)
Monthly rainy days
17 days
18 days
15 days
Weather conditions

Wakayama

In September Wakayama generally has high temperatures with maximum daytime temperatures around 28°C (82°F), minimum nighttime temperatures around 22°C (72°F) and heavy monthly rainfall. So on average the conditions are tolerable that month.

August
September
October
Max temperature
31°C (88°F)
28°C (82°F)
23°C (73°F)
Min temperature
25°C (77°F)
22°C (72°F)
17°C (63°F)
Monthly sun hours
228 hours
162 hours
164 hours
Monthly rainfall
119 mm (4.7 in)
197 mm (7.8 in)
186 mm (7.3 in)
Monthly rainy days
15 days
17 days
14 days
Weather conditions

Matsuzaka

In September Matsuzaka generally has high temperatures with maximum daytime temperatures around 28°C (82°F), minimum nighttime temperatures around 21°C (70°F) and heavy monthly rainfall. So on average the conditions are poor that month.

August
September
October
Max temperature
32°C (90°F)
28°C (82°F)
23°C (73°F)
Min temperature
24°C (75°F)
21°C (70°F)
15°C (59°F)
Monthly rainfall
191 mm (7.5 in)
280 mm (11 in)
250 mm (9.8 in)
Monthly rainy days
16 days
18 days
15 days
Weather conditions

Taiji

In September Taiji generally has high temperatures with maximum daytime temperatures around 28°C (82°F), minimum nighttime temperatures around 23°C (73°F) and heavy monthly rainfall. So on average the conditions are poor that month.

August
September
October
Max temperature
30°C (86°F)
28°C (82°F)
24°C (75°F)
Min temperature
26°C (79°F)
23°C (73°F)
19°C (66°F)
Monthly rainfall
225 mm (8.9 in)
335 mm (13 in)
305 mm (12 in)
Monthly rainy days
19 days
19 days
16 days
Weather conditions

Is your destination not in the list? Have a look at all destinations in the Kii Peninsula, in Japan.

Popular cities in September

Day & night temperatures, rainfall and average weather in the Kii Peninsula in September.

City Weather Day temp Night temp Rainfall
Nara 30°C (86°F) 20°C (68°F) 168 mm (6.6 in)
Wakayama 28°C (82°F) 22°C (72°F) 197 mm (7.8 in)
Matsuzaka 28°C (82°F) 21°C (70°F) 280 mm (11 in)
Taiji 28°C (82°F) 23°C (73°F) 335 mm (13 in)

The Kii Peninsula weather in September: frequently asked questions

What is the weather like in the Kii Peninsula, Japan in September?

In September, the Kii Peninsula, Japan generally has unpleasant weather conditions. Nara sees daytime temperatures near 30°C (86°F), with nights cooling to roughly 20°C (68°F).

What is the average temperature in the Kii Peninsula, Japan in September?

Nara averages a daytime maximum of 30°C (86°F) in September, with overnight lows close to 20°C (68°F).

Does the Kii Peninsula, Japan get a lot of rain in September?

Yes. September brings heavy rainfall to the Kii Peninsula, Japan, with Nara averaging around 168 mm (6.6 in). Expect frequent showers and pack accordingly.

Is September a Good Time to Visit the Kii Peninsula, Japan?

Given the typically tolerable weather conditions in Nara, September might be a good time to visit the Kii Peninsula, Japan. It's worth noting that weather conditions might differ depending on the location you visit.

On average, the best time to visit the Kii Peninsula, Japan is in April, May, October and November with generally pleasant weather in Nara. On the other hand, the months of January, February and August tend to have poor weather conditions.

Interested in more climate information?

We have much more information about the climate in the Kii Peninsula.

Weather and climate has detailed information for every country in the world. Are you going to Japan? Get detailed historical weather averages for many cities in Japan.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

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