Zao Onsen
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Zao Onsen Weather in January

During January, Zao Onsen experiences low daytime temperatures of 3°C (37°F) and cooler nights around -5°C (23°F). As part of the winter season, expect quite a bit of snow/rainfall. Around 113 mm (4.4 in) is typical.

Rainfall in Zao Onsen in January

Climate statistics over the past 30 years suggest around 29 days of snow/rain, with 113 mm (4.4 in) average for the month. This is a wet month with frequent and often heavy showers. Both the number of rain days and the total rainfall are high.

Temperature in Zao Onsen in January

January in Zao Onsen brings low temperatures, with highs of 3°C (37°F) and nights around -5°C (23°F). The month of January belongs to the winter season. Staying warm is the main priority this month, especially during mornings and evenings. With lows of -5°C (23°F), nights are freezing. Packing a spare blanket is worth considering if you're staying somewhere that might not be fully heated. As the coldest month of the year, it's important to pack plenty of warm clothes and winter gear.

Sunshine in Zao Onsen in January

The area enjoys a balanced 148 hours of sunlight, ensuring it's neither too overcast nor too sunny.

January in Zao Onsen can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.

Zao Onsen Temperature in January

Min Temperature
-5°C (23°F)
Max Temperature
3°C (37°F)
Chance of Rain
95%
Precipitation
113 mm (4.4 in)
Rainy days
29 days
Humidity
66% *
Sunshine
148 hours *
Percentage Sunshine
49% *
* Data from: Sendai, Japan (45 KM, 28 Miles).

Zao Onsen Weather by Month

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

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 Zao Onsen in January

We recommend to layer up for chilly conditions in Zao Onsen 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. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Zao Onsen 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

Zao Onsen 3-Day Forecast

More climate data for Zao Onsen

Popular in January

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

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