Wakayama
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Wakayama Weather in January

January in Wakayama sees daytime temperatures around 11°C (52°F) and lows of 4°C (39°F) at night. As the driest month of the year.

Rainfall in Wakayama in January

Expect the least amount of rain this month, making it a good opportunity for outdoor activities, even though days are on the cooler side. This month experiences about 16 days of rain according to historical data, averaging 95 mm (3.7 in). The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.

Temperature in Wakayama in January

Wakayama in January gets highs of 11°C (52°F) during the day and drops to 4°C (39°F) at night. January is in the winter season. The days stay cool from start to finish. Layering up well will make outdoor time much more comfortable. Nights fall to 4°C (39°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep. This month is marked by the mildest temperatures of the year.

Sunshine in Wakayama in January

The area enjoys a moderate level of sunlight, with around 137 hours. It's a good balance between sunny and cloudy days.

If you prefer enjoying temperate temperatures and rain-free days, May typically offers the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

Wakayama Temperature in January

Min Temperature
4°C (39°F)
Max Temperature
11°C (52°F)
Chance of Rain
55%
Precipitation
95 mm (3.7 in)
Rainy days
16 days
Humidity
63%
Sunshine
137 hours
Percentage Sunshine

Wakayama Weather by Month

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

Daily Historical Temperatures

51-year average (1976-2026)

Based on our historical records, temperatures in Wakayama typically stay consistent throughout January, with daily highs averaging around 11°C (52°F). Nights are cold, with lows around 3°C (37°F).

Average temperatures in January

Daily Historical Precipitation

51-year average (1976-2026)

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

Average precipitation in January

Historical weather records for Wakayama in January

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

Wakayama historical weather extremes in January

Based on weather observations in Wakayama between 1976 and 2025, these are the recorded extremes during January.

  • The hottest January day on record in Wakayama reached 20°C (68°F) (January 10, 1990).
  • The lowest daytime temperature in January was 2°C (36°F), recorded on January 14, 1985.
  • The lowest overnight temperature recorded in January was -4°C (25°F) (January 15, 1985).
  • The wettest day in January Wakayama was on January 29, 2016 with 58 mm (2.3 in) of precipitation.

Best Places in Japan in January

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

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 Wakayama in January

The weather can be unpredictable in January, so pack clothes you can easily mix and match. You could bring jeans, other long pants, and a few t-shirts. A light jacket or light sweater will be pleasant for the cooler moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in Wakayama in January

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

  • Swimming
    5/10
  • Cycling
    6/10
  • Walking
    6/10
  • Camping
    4/10
  • Outdoor sports
    6/10

Wakayama 3-Day Forecast

More climate data for Wakayama

Popular in January

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

Bucket list

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