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Nikko Weather in January

With daytime temperatures of 4°C (39°F) and nighttime lows of -5°C (23°F), January in Nikko brings low temperatures during the day. Do keep in mind that quite a bit of snow/rainfall is typical. Around 73 mm (2.9 in) falls on average.

Rainfall in Nikko in January

Analyzing past climate data, one can expect approximately 20 days of snow/rain, averaging 73 mm (2.9 in). Rain falls on many days this month, but usually in relatively small amounts. A light waterproof is more useful than a heavy umbrella.

Temperature in Nikko in January

Nikko in January gets highs of 4°C (39°F) during the day and drops to -5°C (23°F) at night. The winter season is characteristic of January. Expect a distinctly cold feel throughout the day, not just overnight. With overnight lows of -5°C (23°F), temperatures fall below freezing at night. An extra thick blanket can make a real difference if your accommodation runs cold. This month tends to bring the coldest weather of the year, so be sure to pack enough warm clothing to stay comfortable.

Sunshine in Nikko in January

The area enjoys a moderate level of sunlight, with around 176 hours. It's a good balance between sunny and cloudy days.

If you prefer dry days with pleasant temperatures, January may not be the ideal month to visit Nikko. Our weather planner can help you explore destinations with more pleasant weather conditions.

Nikko Temperature in January

Min Temperature
-5°C (23°F)
Max Temperature
4°C (39°F)
Chance of Rain
68%
Precipitation
73 mm (2.9 in)
Rainy days
20 days
Humidity
65%
Sunshine
176 hours
Percentage Sunshine

Nikko Weather by Month

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

Daily Historical Temperatures

51-year average (1976-2026)

Based on our historical records, temperatures in Nikko typically stay consistent throughout January, with daily highs averaging around 4°C (39°F). Nights are very cold, with lows around -5°C (23°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 Nikko in January

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

Nikko historical weather extremes in January

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

  • The warmest day in January was on January 9, 1979, with a maximum of 19°C (66°F).
  • On January 15, 2017, Nikko saw its coldest January day with temperatures maxing out at -8°C (18°F).
  • The coldest night in January in Nikko was on January 25, 2023, with a minimum of -13°C (9°F).

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 Nikko in January

We recommend to layer up for chilly conditions in Nikko in January. You could start with thermal underwear or a good base layer to keep your core warm on the cooler days this month. Maybe also add a sweater or fleece, and top it off with a windproof jacket. Rain is likely on several days, so bring a good rain jacket. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in Nikko in January

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

  • Swimming
    5/10
  • Cycling
    3/10
  • Walking
    3/10
  • Camping
    1/10
  • Outdoor sports
    3/10

Nikko 3-Day Forecast

More climate data for Nikko

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.