Karuizawa
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Weather Forecast for Karuizawa

Nagano, Japan

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Current Weather - Karuizawa: -4°C

Nagano, Japan

Clear

Feels like -6°C

Wind

5 km/h WSW

Humidity

75%

Pressure

1022 mb

UV Index

0

Visibility

10 km
Moderate or heavy snow showers

Moderate or heavy snow showers

Thursday, January 15, 2026

High

6°C

Low

-7°C

Rain Chance

87%

Hourly Forecast

Clear -4°C
00:00
Clear -4°C
01:00
Clear -4°C
02:00
Clear -4°C
03:00
Clear -4°C
04:00
Partly Cloudy -6°C
05:00
Partly Cloudy -6°C
06:00
Partly Cloudy -7°C
07:00
Partly Cloudy -6°C
08:00
Partly Cloudy -1°C
09:00
Partly Cloudy 2°C
10:00
Partly Cloudy 3°C
11:00
Partly Cloudy 5°C
12:00
Partly Cloudy 5°C
13:00
Partly Cloudy 6°C
14:00
Partly Cloudy 6°C
15:00
Patchy rain nearby 4°C
16:00
Patchy rain nearby 1°C
17:00
Light freezing rain 0°C
18:00
Patchy heavy snow 1°C
19:00
Patchy heavy snow 1°C
20:00
Patchy moderate snow 1°C
21:00
Heavy snow 1°C
22:00
Heavy snow 2°C
23:00
Jan 16

Day Statistics

Maximum Wind

13 km/h

Humidity

69%

Precipitation

3 mm

UV Index

0

Visibility

9 km

Rain Chance

87%

Snow Chance

9%

Sun & Moon

Sunrise

06:57 AM

Sunset

04:54 PM

Moonrise

04:06 AM

Moonset

01:26 PM

Moon Phase

Waning Crescent

Moon Illumination

13%

Air Quality

PM2.5

15

μg/m³

PM10

17.2

μg/m³

NO₂

11.8

μg/m³

O₃

76.5

μg/m³

SO₂

8.9

μg/m³

CO

261.6

μg/m³

US EPA Index: 1 GB DEFRA Index: 2