Nagano Prefecture

Nagano Prefecture Weather in February

Average temperatures, rainfall, sunshine and the best places to visit in Nagano Prefecture, Japan in February.

Thinking about venturing to Nagano Prefecture, Japan this February and curious about the weather conditions to expect? This page holds all the key information you seek, responding to your question:

What to Expect in Nagano Prefecture in February

Nagano Prefecture, Japan is a region in Japan. February in Nagano Prefecture generally has temperatures that range from very cold to cold, with precipitation levels ranging from moderate to heavy. February is a winter month.

Temperatures

The average highest temperatures fluctuate between very cold in Omachi at 0°C (32°F) to cold in Achi at 5°C (41°F). Nighttime temperatures generally drop to -6°C (21°F) in Achi and -8°C (18°F) in Omachi. In many areas in Japan, February brings with it chilling temperatures. When visiting these parts during this time, it's of utmost importance to be ready. Choose clothing that is both layered and insulating to combat the cold effectively.

To explore the conditions in Nagano Prefecture, Japan in more detail, check the map below.

Precipitation

In February, precipitation varies across different areas. From moderate snow/rainfall in Saku with an average of 76 mm (3 in) to heavy snow/rainfall in Otari with 217 mm (8.5 in).

Average sunshine

Most areas see decent amounts of sunshine this month. Hakuba gets around 104 hours of sunlight, providing a pleasant balance of sun and clouds. If you'd prefer more guaranteed sunshine, our weather planner can show you sunnier spots around the world.

Explore Nagano Prefecture by month

Pick a month to see the average temperature, rainfall and sunshine in Nagano Prefecture - and find the best time to visit. (based on Hakuba)

Best Places to Visit in Nagano Prefecture in February

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Nagano Prefecture.

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).

Popular Destinations in Nagano Prefecture

What is the weather like in February for some of the most popular destinations in Nagano Prefecture, Japan?

Temperature range in Nagano Prefecture (February)

Precipitation variation in Nagano Prefecture (February)

Hakuba

In February Hakuba generally has very low temperatures with maximum daytime temperatures around 1°C (34°F), minimum nighttime temperatures around -7°C (19°F) and heavy monthly snow/rainfall. So on average the conditions are less favorable that month.

January
February
March
Max temperature
0°C (32°F)
1°C (34°F)
5°C (41°F)
Min temperature
-7°C (19°F)
-7°C (19°F)
-4°C (25°F)
Monthly sun hours
80 hours
104 hours
145 hours
Monthly snow/rainfall
223 mm (8.8 in)
206 mm (8.1 in)
209 mm (8.2 in)
Monthly rainy days
26 days
23 days
22 days
Weather conditions

Yamanouchi

In February Yamanouchi generally has low temperatures with maximum daytime temperatures around 3°C (37°F), minimum nighttime temperatures around -6°C (21°F) and high monthly snow/rainfall. So on average the conditions are less favorable that month.

January
February
March
Max temperature
2°C (36°F)
3°C (37°F)
7°C (45°F)
Min temperature
-7°C (19°F)
-6°C (21°F)
-3°C (27°F)
Monthly sun hours
128 hours
130 hours
170 hours
Monthly snow/rainfall
144 mm (5.7 in)
133 mm (5.2 in)
131 mm (5.2 in)
Monthly rainy days
24 days
22 days
22 days
Weather conditions

Matsumoto

In February Matsumoto generally has low temperatures with maximum daytime temperatures around 3°C (37°F), minimum nighttime temperatures around -7°C (19°F) and high monthly snow/rainfall. So on average the conditions are less favorable that month.

January
February
March
Max temperature
2°C (36°F)
3°C (37°F)
8°C (46°F)
Min temperature
-8°C (18°F)
-7°C (19°F)
-3°C (27°F)
Monthly sun hours
128 hours
130 hours
170 hours
Monthly snow/rainfall
121 mm (4.8 in)
126 mm (5 in)
161 mm (6.3 in)
Monthly rainy days
19 days
18 days
18 days
Weather conditions

Nozawa Onsen

In February Nozawa Onsen generally has low temperatures with maximum daytime temperatures around 4°C (39°F), minimum nighttime temperatures around -5°C (23°F) and heavy monthly snow/rainfall. So on average the conditions are less favorable that month.

January
February
March
Max temperature
3°C (37°F)
4°C (39°F)
7°C (45°F)
Min temperature
-5°C (23°F)
-5°C (23°F)
-2°C (28°F)
Monthly sun hours
67 hours
81 hours
124 hours
Monthly snow/rainfall
206 mm (8.1 in)
177 mm (7 in)
156 mm (6.1 in)
Monthly rainy days
25 days
23 days
22 days
Weather conditions

Karuizawa

In February Karuizawa generally has low temperatures with maximum daytime temperatures around 5°C (41°F), minimum nighttime temperatures around -5°C (23°F) and moderate monthly snow/rainfall. So on average the conditions are less favorable that month.

January
February
March
Max temperature
4°C (39°F)
5°C (41°F)
9°C (48°F)
Min temperature
-5°C (23°F)
-5°C (23°F)
-2°C (28°F)
Monthly sun hours
128 hours
130 hours
170 hours
Monthly snow/rainfall
74 mm (2.9 in)
82 mm (3.2 in)
111 mm (4.4 in)
Monthly rainy days
18 days
17 days
18 days
Weather conditions

Is your destination not in the list? Have a look at all destinations in Nagano Prefecture, in Japan.

In our records: Japan February extremes

Notable February records observed across cities in Japan in our climate database (1976 – 2026). Historic readings can vary in quality, so treat these as illustrative.

  • Based on our data, the coldest February night in Japan dropped to -32°C (-26°F) in Yamanakako on February 25, 1991.

Popular cities in February

Day & night temperatures, rainfall and average weather in Nagano Prefecture in February.

City Weather Day temp Night temp Rainfall
Hakuba 1°C (34°F) -7°C (19°F) 206 mm (8.1 in)
Yamanouchi 3°C (37°F) -6°C (21°F) 133 mm (5.2 in)
Matsumoto 3°C (37°F) -7°C (19°F) 126 mm (5 in)
Nozawa Onsen 4°C (39°F) -5°C (23°F) 177 mm (7 in)
Karuizawa 5°C (41°F) -5°C (23°F) 82 mm (3.2 in)
Otari 2°C (36°F) -6°C (21°F) 217 mm (8.5 in)

Nagano Prefecture weather in February: frequently asked questions

What is the weather like in Nagano Prefecture, Japan in February?

In February, Nagano Prefecture, Japan generally has less favorable weather conditions. Hakuba sees daytime temperatures near 1°C (34°F), with nights cooling to roughly -7°C (19°F).

What is the average temperature in Nagano Prefecture, Japan in February?

Average temperatures in Nagano Prefecture, Japan during February range from a nighttime low near -7°C (19°F) to a daytime high around 1°C (34°F) in Hakuba.

Does Nagano Prefecture, Japan get a lot of snow/rain in February?

Rainfall in Nagano Prefecture, Japan peaks during February. Hakuba averages roughly 206 mm (8.1 in), so frequent and sometimes heavy showers are the norm.

Is February a Good Time to Visit Nagano Prefecture, Japan?

Given the typically less favorable weather conditions in Hakuba, February may not be the ideal time to visit Nagano Prefecture, Japan.

Generally speaking, the best visiting conditions can be found in offering mostly less favorable weather in Hakuba.

Interested in more climate information?

We have much more information about the climate in Nagano Prefecture.

Weather and climate has detailed information for every country in the world. Are you going to Japan? Get detailed historical weather averages for many cities in Japan.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

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