ClimateForecastDecemberJanuary >>

Wakayama weather in December

Planning a getaway to Wakayama this December and curious about the weather you should prepare for? Discover all the vital details you need on this page, solving your puzzle:

What is the weather like in Wakayama in December?

Wakayama is a region in Japan. December in Wakayama generally has temperatures that range from cold to moderate, with precipitation levels ranging from moderate to high. The month of December is in the winter season.

Based on our climate data spanning from 1990-2020, the average maximum temperature is cold in Koyasan at 11°C to moderate in Taiji at 15°C. Nighttime temperatures generally drop to 9°C in Taiji and 2°C in Koyasan.

In December, precipitation varies across different areas. From moderate rainfall in Koyasan with an average of 91 mm to high rainfall in Taiji with 104 mm. Based on our climate data it is the driest month of the year in Shirahama. Most cities enjoy a balanced amount of sunshine, with around 134 hours of sunlight anticipated in Shirahama. This ensures the days are neither too dim nor excessively sunny.

For a closer look at December's conditions in Wakayama, see the map below. For a more detailed look at Wakayama's yearly weather, check out our Wakayama climate page.

Where to go in Wakayama in December

Find the average weather conditions in December for the most popular destinations in Wakayama on the map below. Click on a destination dot for more detailed information.

Map not visible? Whoops sorry! Please refresh the page.
Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

Popular destinations in Wakayama

What is the weather like in December for the 5 most popular destinations in Wakayama?

Average weather in Shirahama

In December Shirahama generally has moderate temperatures with maximum daytime temperatures around 14°C, minimum nighttime temperatures around 8°C and high monthly rainfall. So on average the conditions are unpleasant that month.

Shirahama
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
19°C 
13°C 
142 hours 
136 mm 
13 days 
14°C 
8°C 
134 hours 
104 mm 
12 days 
January   >> January
>>  
11°C 
6°C 
137 hours 
104 mm 
14 days 
poor 
Climate in Shirahama

Average weather in Wakayama

In December Wakayama generally has moderate temperatures with maximum daytime temperatures around 13°C, minimum nighttime temperatures around 7°C and moderate monthly rainfall. So on average the conditions are unpleasant that month.

Wakayama
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
18°C 
11°C 
142 hours 
103 mm 
13 days 
13°C 
7°C 
134 hours 
97 mm 
14 days 
January   >> January
>>  
11°C 
4°C 
137 hours 
95 mm 
16 days 
Climate in Wakayama

Average weather in Koyasan

In December Koyasan generally has low temperatures with maximum daytime temperatures around 11°C, minimum nighttime temperatures around 2°C and moderate monthly rainfall. So on average the conditions are unpleasant that month.

Koyasan
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
17°C 
6°C 
142 hours 
107 mm 
13 days 
11°C 
2°C 
134 hours 
91 mm 
14 days 
January   >> January
>>  
8°C 
-1°C 
137 hours 
91 mm 
17 days 
poor 
Climate in Koyasan

Average weather in Katsuura

In December Katsuura generally has moderate temperatures with maximum daytime temperatures around 14°C, minimum nighttime temperatures around 8°C and high monthly rainfall. So on average the conditions are unpleasant that month.

Katsuura
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
19°C 
13°C 
159 mm 
13 days 
14°C 
8°C 
103 mm 
12 days 
January   >> January
>>  
12°C 
6°C 
104 mm 
13 days 
poor 
Climate in Katsuura

Average weather in Tanabe

In December Tanabe generally has moderate temperatures with maximum daytime temperatures around 13°C, minimum nighttime temperatures around 7°C and high monthly rainfall. So on average the conditions are poor that month.

Tanabe
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
18°C 
12°C 
142 hours 
132 mm 
13 days 
13°C 
7°C 
134 hours 
101 mm 
12 days 
poor 
January   >> January
>>  
11°C 
5°C 
137 hours 
101 mm 
14 days 
poor 
Climate in Tanabe

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

Is December the best time to visit Wakayama?

Given the typically unpleasant weather conditions in Shirahama, December may not be the ideal time to visit Wakayama.

Generally speaking, April, May, August and November provide 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. Interested in the weather conditions in a specific month? Select the month below.

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  • 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 climate conditions. Find out where to go with our weather planner.