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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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Omachi Temperature in December

Min TemperatureMin Temperature -7°C (19°F)  
Max TemperatureMax Temperature 2°C (36°F)  
Chance of RainChance of Rain 68%  
PrecipitationPrecipitation 186 mm (7.3 in)  
Rainy daysRainy days 21 days  
SunshineSunshine 86 hours *  
Percentage SunshinePercentage Sunshine *  
* Data from: Hakuba, Japan (21 KM, 13 Miles).

Best Places in Japan in December

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

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 (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 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.

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