Weather Forecast for Karuizawa
Nagano, Japan
Share this weather forecast
Current Weather - Karuizawa: 21°C
Current Weather - Karuizawa: 21°C
Nagano, Japan
Fog
Feels like 24°C
Wind
7 km/h E
Humidity
98%
Pressure
1012 mb
UV Index
0
Visibility
0 km
Mist
Sunday, August 02, 2026
High
30°C
Low
19°C
Rain Chance
80%
Hourly Forecast
27°C
26°C
25°C
23°C
22°C
21°C
21°C
21°C
20°C
Day Statistics
Maximum Wind
8 km/h
Humidity
84%
Precipitation
6 mm
UV Index
10
Visibility
6 km
Rain Chance
80%
Snow Chance
0%
Sun & Moon
Sunrise
04:53 AM
Sunset
06:50 PM
Moonrise
08:41 PM
Moonset
08:13 AM
Moon Phase
Waning Gibbous
Moon Illumination
75%
Air Quality
PM2.5
12.1
μg/m³
PM10
12.7
μg/m³
NO₂
6.4
μg/m³
O₃
88.8
μg/m³
SO₂
1.9
μg/m³
CO
182.1
μg/m³
Fog
Monday, August 03, 2026
High
20°C
Low
18°C
Rain Chance
86%
Hourly Forecast
20°C
20°C
20°C
19°C
19°C
19°C
19°C
19°C
19°C
19°C
19°C
19°C
19°C
19°C
19°C
19°C
19°C
19°C
18°C
18°C
18°C
18°C
18°C
18°C
Day Statistics
Maximum Wind
8 km/h
Humidity
98%
Precipitation
2 mm
UV Index
3
Visibility
1 km
Rain Chance
86%
Snow Chance
0%
Sun & Moon
Sunrise
04:53 AM
Sunset
06:49 PM
Moonrise
09:04 PM
Moonset
09:11 AM
Moon Phase
Last Quarter
Moon Illumination
65%
Air Quality
PM2.5
2.5
μg/m³
PM10
2.8
μg/m³
NO₂
3.5
μg/m³
O₃
67.4
μg/m³
SO₂
2.4
μg/m³
CO
120.1
μg/m³
Fog
Tuesday, August 04, 2026
High
24°C
Low
16°C
Rain Chance
53%
Hourly Forecast
18°C
18°C
17°C
17°C
17°C
17°C
17°C
17°C
17°C
18°C
18°C
19°C
20°C
22°C
23°C
24°C
23°C
22°C
21°C
17°C
16°C
16°C
16°C
16°C
Day Statistics
Maximum Wind
12 km/h
Humidity
88%
Precipitation
0 mm
UV Index
9
Visibility
5 km
Rain Chance
53%
Snow Chance
0%
Sun & Moon
Sunrise
04:54 AM
Sunset
06:48 PM
Moonrise
09:28 PM
Moonset
10:11 AM
Moon Phase
Last Quarter
Moon Illumination
55%
Air Quality
PM2.5
7.6
μg/m³
PM10
9.2
μg/m³
NO₂
5.1
μg/m³
O₃
65.5
μg/m³
SO₂
4.7
μg/m³
CO
119
μg/m³
Patchy rain nearby
Wednesday, August 05, 2026
High
25°C
Low
14°C
Rain Chance
43%
Hourly Forecast
16°C
16°C
16°C
15°C
14°C
14°C
16°C
19°C
21°C
22°C
23°C
24°C
24°C
25°C
25°C
25°C
24°C
23°C
21°C
20°C
19°C
20°C
20°C
20°C
Day Statistics
Maximum Wind
13 km/h
Humidity
84%
Precipitation
0 mm
UV Index
7
Visibility
7 km
Rain Chance
43%
Snow Chance
0%
Sun & Moon
Sunrise
04:55 AM
Sunset
06:47 PM
Moonrise
09:56 PM
Moonset
11:13 AM
Moon Phase
Last Quarter
Moon Illumination
44%
Air Quality
PM2.5
10.6
μg/m³
PM10
12.8
μg/m³
NO₂
6.1
μg/m³
O₃
66
μg/m³
SO₂
1.7
μg/m³
CO
130.3
μg/m³
Patchy rain nearby
Thursday, August 06, 2026
High
26°C
Low
19°C
Rain Chance
80%
Hourly Forecast
19°C
20°C
19°C
19°C
19°C
19°C
19°C
20°C
21°C
22°C
22°C
23°C
24°C
26°C
26°C
25°C
25°C
24°C
23°C
20°C
20°C
19°C
20°C
20°C
Day Statistics
Maximum Wind
14 km/h
Humidity
89%
Precipitation
2 mm
UV Index
9
Visibility
7 km
Rain Chance
80%
Snow Chance
0%
Sun & Moon
Sunrise
04:56 AM
Sunset
06:46 PM
Moonrise
10:29 PM
Moonset
12:18 PM
Moon Phase
Last Quarter
Moon Illumination
34%
Air Quality
PM2.5
5.9
μg/m³
PM10
6.4
μg/m³
NO₂
6.5
μg/m³
O₃
60.1
μg/m³
SO₂
3.6
μg/m³
CO
138
μg/m³
Patchy rain nearby
Friday, August 07, 2026
High
26°C
Low
19°C
Rain Chance
71%
Hourly Forecast
19°C
20°C
20°C
19°C
19°C
19°C
20°C
21°C
22°C
23°C
24°C
25°C
26°C
26°C
26°C
26°C
25°C
24°C
23°C
22°C
21°C
19°C
19°C
19°C
Day Statistics
Maximum Wind
13 km/h
Humidity
82%
Precipitation
2 mm
UV Index
7
Visibility
7 km
Rain Chance
71%
Snow Chance
0%
Sun & Moon
Sunrise
04:57 AM
Sunset
06:45 PM
Moonrise
11:10 PM
Moonset
01:27 PM
Moon Phase
Waning Crescent
Moon Illumination
24%
Patchy rain nearby
Saturday, August 08, 2026
High
27°C
Low
19°C
Rain Chance
52%
Hourly Forecast
19°C
19°C
19°C
20°C
19°C
19°C
19°C
20°C
22°C
23°C
25°C
26°C
27°C
27°C
27°C
27°C
25°C
24°C
23°C
22°C
20°C
19°C
19°C
19°C
Day Statistics
Maximum Wind
14 km/h
Humidity
78%
Precipitation
1 mm
UV Index
6
Visibility
7 km
Rain Chance
52%
Snow Chance
0%
Sun & Moon
Sunrise
04:57 AM
Sunset
06:44 PM
Moonrise
Does not rise today
Moonset
02:36 PM
Moon Phase
Waning Crescent
Moon Illumination
16%
Your guide to the flawless travel experience
Popular Countries
Get our app
