Weather Forecast for Karuizawa

Nagano, Japan

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Current Weather - Karuizawa: 3°C

Nagano, Japan

Clear

Feels like -0°C

Wind

10 km/h NW

Humidity

85%

Pressure

1013 mb

UV Index

0

Visibility

10 km

Moderate rain

Moderate rain

Thursday, March 19, 2026

High

7°C

Low

1°C

Rain Chance

91%

Hourly Forecast

Patchy rain nearby 6°C
11:00
Patchy rain nearby 6°C
12:00
Patchy rain nearby 7°C
13:00
Patchy rain nearby 7°C
14:00
Patchy rain nearby 7°C
15:00
Patchy rain nearby 7°C
16:00
Patchy rain nearby 5°C
17:00
Clear 4°C
18:00
Clear 3°C
19:00
Partly Cloudy 2°C
20:00
Partly Cloudy 1°C
21:00
Partly Cloudy 1°C
22:00
Partly Cloudy 1°C
23:00
Mar 20

Day Statistics

Maximum Wind

14 km/h

Humidity

89%

Precipitation

11 mm

UV Index

1

Visibility

9 km

Rain Chance

91%

Snow Chance

0%

Sun & Moon

Sunrise

05:52 AM

Sunset

05:56 PM

Moonrise

05:44 AM

Moonset

06:14 PM

Moon Phase

New Moon

Moon Illumination

0%

Air Quality

PM2.5

4.9

μg/m³

PM10

5.5

μg/m³

NO₂

5.5

μg/m³

O₃

93.3

μg/m³

SO₂

2.8

μg/m³

CO

229.3

μg/m³

US EPA Index: 1 GB DEFRA Index: 1