Saku Weather in January

Saku in January sees low daytime temperatures of 4°C (39°F) and nighttime lows of -6°C (21°F). Rainfall is fairly high this month at around 65 mm (2.6 in), so pack a rain jacket to stay dry.

Rainfall in Saku in January

You can typically expect 17 days of snow/rain this month, averaging around 65 mm (2.6 in). This is a month with many wet days but modest rainfall totals, so showers are generally light and easy to manage.

Temperature in Saku in January

Saku in January gets highs of 4°C (39°F) during the day and drops to -6°C (21°F) at night. January is typically considered a winter month. Time outdoors is usually more comfortable with proper winter clothing and protection from wind. With lows of -6°C (21°F), nights are freezing. Packing a spare blanket is worth considering if you're staying somewhere that might not be fully heated. With temperatures often at their lowest, it is the coldest month of the year. Ideal for indoor activities, be sure to pack warm clothing.

Sunshine in Saku in January

The city usually sees around 128 hours of sunlight, indicating a moderately sunny period.

If you're looking for dry conditions and comfortable temperatures, January may not be the ideal month to visit Saku. Our weather planner can help you explore destinations with more pleasant weather conditions.

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 Saku's climate page.

Saku Temperature in January

Min Temperature -6°C (21°F)  

Max Temperature 4°C (39°F)  

Chance of Rain 55%  

Precipitation 65 mm (2.6 in)  

Rainy days 17 days  

Humidity 78% *  

Sunshine 128 hours *  

Percentage Sunshine *  

* Data from: Nagano, Japan (54 KM, 33 Miles).

What to Wear in Saku in January

We recommend to layer up for chilly conditions in Saku 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. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Saku 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

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 Saku's climate page.

More climate data for Saku

Temperature Rainfall Sunshine Humidity

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