Wakayama Weather in August

Average temperatures, rainfall, sunshine and the best places to visit in Wakayama, Japan in August.

Planning a journey to Wakayama, Japan this August and curious over the weather conditions to await? Your essential details are found on this page, answering your query:

What to Expect in Wakayama in August

Wakayama, Japan is a region in Japan. August in Wakayama generally has warm temperatures, with precipitation levels ranging from high to heavy. During August, summer is in full swing.

Temperatures

You can expect warm maximum daytime temperatures of around 30°C (86°F) and nighttime temperatures around 25°C (77°F) in Shirahama. In Wakayama, Japan, August typically stands out as the hottest month of the year. If you're planning a visit during this time, it would be wise to come prepared. Packing light and breathable summer cloths will ensure you stay comfortable throughout your stay.

For a closer look at conditions across Wakayama, Japan, refer to the map below.

Precipitation

In August, precipitation varies across different areas. From high rainfall in Wakayama with an average of 119 mm (4.7 in) to heavy rainfall in Shingu with 256 mm (10 in).

Average sunshine

Plenty of sunshine can be expected in numerous places in August. Shirahama typically receives 228 hours of sunlight, making it ideal for those seeking sunny weather.

Explore Wakayama by month

Pick a month to see the average temperature, rainfall and sunshine in Wakayama — and find the best time to visit. (based on Shirahama)

Best Places to Visit in Wakayama in August

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

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 Wakayama

What is the weather like in August for some of the most popular destinations in Wakayama, Japan?

Temperature range in Wakayama (August)

Precipitation variation in Wakayama (August)

Shirahama

In August Shirahama generally has high temperatures with maximum daytime temperatures around 30°C (86°F), minimum nighttime temperatures around 25°C (77°F) and heavy monthly rainfall. So on average the conditions are tolerable that month.

July
August
September
Max temperature
29°C (84°F)
30°C (86°F)
28°C (82°F)
Min temperature
24°C (75°F)
25°C (77°F)
23°C (73°F)
Monthly sun hours
207 hours
228 hours
162 hours
Monthly rainfall
274 mm (11 in)
180 mm (7.1 in)
252 mm (9.9 in)
Monthly rainy days
18 days
17 days
18 days
Weather conditions

Wakayama

In August Wakayama generally has very high temperatures with maximum daytime temperatures around 31°C (88°F), minimum nighttime temperatures around 25°C (77°F) and high monthly rainfall. So on average the conditions are tolerable that month.

July
August
September
Max temperature
29°C (84°F)
31°C (88°F)
28°C (82°F)
Min temperature
24°C (75°F)
25°C (77°F)
22°C (72°F)
Monthly sun hours
207 hours
228 hours
162 hours
Monthly rainfall
194 mm (7.6 in)
119 mm (4.7 in)
197 mm (7.8 in)
Monthly rainy days
17 days
15 days
17 days
Weather conditions

Koyasan

In August Koyasan generally has very high temperatures with maximum daytime temperatures around 32°C (90°F), minimum nighttime temperatures around 23°C (73°F) and heavy monthly rainfall. So on average the conditions are tolerable that month.

July
August
September
Max temperature
30°C (86°F)
32°C (90°F)
28°C (82°F)
Min temperature
22°C (72°F)
23°C (73°F)
19°C (66°F)
Monthly sun hours
207 hours
228 hours
162 hours
Monthly rainfall
249 mm (9.8 in)
168 mm (6.6 in)
214 mm (8.4 in)
Monthly rainy days
19 days
17 days
18 days
Weather conditions

Katsuura

In August Katsuura generally has high temperatures with maximum daytime temperatures around 30°C (86°F), minimum nighttime temperatures around 25°C (77°F) and heavy monthly rainfall. So on average the conditions are poor that month.

July
August
September
Max temperature
29°C (84°F)
30°C (86°F)
28°C (82°F)
Min temperature
24°C (75°F)
25°C (77°F)
23°C (73°F)
Monthly rainfall
278 mm (11 in)
229 mm (9 in)
335 mm (13 in)
Monthly rainy days
19 days
19 days
19 days
Weather conditions

Tanabe

In August Tanabe generally has high temperatures with maximum daytime temperatures around 30°C (86°F), minimum nighttime temperatures around 25°C (77°F) and heavy monthly rainfall. So on average the conditions are unpleasant that month.

July
August
September
Max temperature
29°C (84°F)
30°C (86°F)
28°C (82°F)
Min temperature
24°C (75°F)
25°C (77°F)
22°C (72°F)
Monthly sun hours
207 hours
228 hours
162 hours
Monthly rainfall
285 mm (11 in)
183 mm (7.2 in)
249 mm (9.8 in)
Monthly rainy days
18 days
17 days
18 days
Weather conditions

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

Popular cities in August

Day & night temperatures, rainfall and average weather in Wakayama in August.

City Weather Day temp Night temp Rainfall
Shirahama 30°C (86°F) 25°C (77°F) 180 mm (7.1 in)
Wakayama 31°C (88°F) 25°C (77°F) 119 mm (4.7 in)
Koyasan 32°C (90°F) 23°C (73°F) 168 mm (6.6 in)
Katsuura 30°C (86°F) 25°C (77°F) 229 mm (9 in)
Tanabe 30°C (86°F) 25°C (77°F) 183 mm (7.2 in)
Hongu 30°C (86°F) 23°C (73°F) 236 mm (9.3 in)

Wakayama weather in August: frequently asked questions

What is the weather like in Wakayama, Japan in August?

August in Wakayama, Japan brings unpleasant weather. In Shirahama, daytime temperatures are typically around 30°C (86°F) and nighttime lows hover near 25°C (77°F).

What is the average temperature in Wakayama, Japan in August?

In Shirahama, the average daytime high in August is 30°C (86°F), while nighttime temperatures drop to around 25°C (77°F).

Does Wakayama, Japan get a lot of rain in August?

Yes. August brings heavy rainfall to Wakayama, Japan, with Shirahama averaging around 180 mm (7.1 in). Expect frequent showers and pack accordingly.

Is August a Good Time to Visit Wakayama, Japan?

Given the typically tolerable weather conditions in Shirahama, August might be a good time to visit Wakayama, Japan. However, the weather conditions may vary depending on your destination.

On average, the best time to visit Wakayama, Japan is in April, May and November with generally tolerable weather in Shirahama. On the other hand, the months of January, February, June and July tend to have poor weather conditions.

Interested in more climate information?

We have much more information about the climate in Wakayama.

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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