Omachi Weather in December

December in Omachi brings low temperatures around 2°C (36°F) during the day, dropping to -7°C (19°F) at night, and as part of the rainy season, heavy snow/rainfall is common.

Rainfall in Omachi in December

Omachi is in the rainy season in December, with rain on around 21 days and an average of 186 mm (7.3 in). Rain during the rainy season is significant rather than just light drizzle. Expect proper showers on most rainy days.

Temperature in Omachi in December

Daytime temperatures in Omachi reach 2°C (36°F) in December, dropping to -7°C (19°F) at night. December is known for being in the winter season. It stays very cold throughout much of the day, so warm winter clothing is essential. With lows of -7°C (19°F), nights are freezing. Packing a spare blanket is worth considering if you're staying somewhere that might not be fully heated. Prepare for low temperatures this month by wearing plenty of layers. It's essential to stay warm in such cold conditions.

Sunshine in Omachi in December

With limited sunshine this month, there are about 86 hours of sun. It's ideal for those who prefer a cooler, cloudier climate.

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• January
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For a detailed overview over the year and the best time to visit Japan, check out our Omachi's climate page.

Omachi Temperature in December

Min Temperature -7°C (19°F)  

Max Temperature 2°C (36°F)  

Chance of Rain 68%  

Precipitation 186 mm (7.3 in)  

Rainy days 21 days  

Sunshine 86 hours *  

Percentage Sunshine *  

* Data from: Hakuba, Japan (21 KM, 13 Miles).

What to Wear in Omachi in December

Dress warmly and in layers for your trip to Omachi in December. A good base layer system works wonders. Start with good thermal underwear, add something warm like a fleece sweater, then finish with a waterproof jacket on top. It's going to pour! Pack a good poncho and prepare for very wet conditions. You can probably leave your sunglasses at home, because sunny days are pretty rare this month.

What To Do in Omachi in December

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

Swimming

4/10

Cycling

3/10

Walking

3/10

Camping

1/10

Outdoor sports

3/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Japan, check out our Omachi's climate page.

More climate data for Omachi

Temperature Rainfall Sunshine

See the full Omachi climate overview or explore weather in Japan.