Karuizawa
Tours Tours Weather Forecast

Weather Forecast for Karuizawa

Nagano, Japan

select dropwdown icon
Share
Partly cloudy

Current Weather - Karuizawa: -3°C

Nagano, Japan

Partly cloudy

Feels like -5°C

Wind

5 km/h W

Humidity

74%

Pressure

1017 mb

UV Index

1

Visibility

10 km
Light freezing rain

Light freezing rain

Thursday, January 15, 2026

High

7°C

Low

-6°C

Rain Chance

89%

Hourly Forecast

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

Day Statistics

Maximum Wind

12 km/h

Humidity

65%

Precipitation

0 mm

UV Index

1

Visibility

10 km

Rain Chance

89%

Snow Chance

0%

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

Solar Radiation Data

Shortwave Radiation

34.62

Diffuse Radiation

15.79

DNI

0

GTI

14.93