Nagano
Japan
Long-term weather forecast
Long-term weather forecast

January weather forecast and climate
Nagano, Japan

January, the same as December, is another cold winter month in Nagano, Japan, with average temperature ranging between max 3.5°C (38.3°F) and min -4.1°C (24.6°F).

Temperature

With an average high-temperature of 3.5°C (38.3°F) and an average low-temperature of -4.1°C (24.6°F), January is the coldest month.

Humidity

The most humid month in Nagano is January, with an average relative humidity of 78%.

Rainfall

In Nagano, during January, the rain falls for 13 days and regularly aggregates up to 51.1mm (2") of precipitation. Throughout the year, in Nagano, there are 129.8 rainfall days, and 932.7mm (36.7") of precipitation is accumulated.

Snowfall

Months with snowfall in Nagano are January through April, November and December. The month with the most snowfall is January when snow falls for 22.9 days and typically aggregates up to 980mm (38.6") of snow.

Daylight

The average length of the day in January is 10h.

Sunshine

The month with the least sunshine is January, with an average of 4.1h of sunshine.

What is the coldest month in Nagano?

January is the coldest month in Nagano, Japan, with an average high-temperature of 3.5°C (38.3°F) and an average low-temperature of -4.1°C (24.6°F).

What is the temperature in January in Nagano?

In Nagano, Japan, in January, the average high-temperature is 3.5°C (38.3°F), and the average low-temperature is -4.1°C (24.6°F).

What is the most humid month in Nagano?

January is the most humid month in Nagano, with an average relative humidity of 78%.

What is the average humidity in January in Nagano?

In January, the average relative humidity is 78%.

How many days does it rain in January in Nagano?

In January, in Nagano, the rain falls for 13 days. Throughout January, 51.1mm (2") of precipitation is accumulated.

How many days does it snow in January in Nagano?

In Nagano, during January, snow falls for 22.9 days and regularly aggregates up to 980mm (38.6") of snow.

What is the snowiest month in Nagano?

The month with the most snowfall is January when snow falls for 22.9 days and typically aggregates up to 980mm (38.6") of snow.

How many hours of daylight does Nagano have in January?

The average length of the day in January in Nagano, Japan, is 10h.

What is the month with the least sunshine in Nagano?

January has the least sunshine of the year, with an average of 4.1h of sunshine.

How many hours of sunshine does Nagano have in January?

In January, the average sunshine in Nagano is 4.1h.
Average temperature in January - Nagano, Japan
  • Average high temperature in January: 3.5°C

The warmest month (with the highest average high temperature) is August (31°C).
The month with the lowest average high temperature is January (3.5°C).

  • Average low temperature in January: -4.1°C

The month with the highest average low temperature is August (21.3°C).
The coldest month (with the lowest average low temperature) is January (-4.1°C).

Average humidity in January - Nagano, Japan
  • Average humidity in January: 78%

The month with the highest relative humidity is January (78%).
The month with the lowest relative humidity is April (61%).

Average rainfall in January - Nagano, Japan
  • Average rainfall in January: 51.1mm

The wettest month (with the highest rainfall) is July (134.4mm).
The driest month (with the lowest rainfall) is November (44.3mm).

Average rainfall days in January - Nagano, Japan
  • Average rainfall days in January: 13 days

The month with the highest number of rainy days is July (13.1 days).
The month with the lowest number of rainy days is November (8.6 days).

Average snowfall in January - Nagano, Japan
  • Average snowfall in January: 980mm

The month with the highest snowfall is January (980mm).
Months with the lowest snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in January - Nagano, Japan
  • Average snowfall days in January: 22.9 days

The month with the highest number of snowfall days is January (22.9 days).
Months with the lowest number of snowfall days are May, June, July, August, September and October (0 days).

Average daylight in January / Average sunshine in January - Nagano, Japan
  • Average daylight in January: 10h

The month with the longest days is June (Average daylight: 14.6h).
The month with shortest days is December (Average daylight: 9.7h).

  • Average sunshine in January: 4.1h

The month with most sunshine is May (Average sunshine: 6.7h).
The month with least sunshine is January (Average sunshine: 4.1h).