Weather Forecast for Karuizawa
Nagano, Japan
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Current Weather - Karuizawa: 19°C
Current Weather - Karuizawa: 19°C
Nagano, Japan
Light rain shower
Feels like 21°C
Wind
4 km/h ESE
Humidity
98%
Pressure
1017 mb
UV Index
0
Visibility
10 km
Light rain shower
Saturday, August 22, 2026
High
26°C
Low
17°C
Rain Chance
91%
Hourly Forecast
23°C
22°C
21°C
19°C
19°C
19°C
19°C
19°C
Day Statistics
Maximum Wind
7 km/h
Humidity
89%
Precipitation
12 mm
UV Index
9
Visibility
7 km
Rain Chance
91%
Snow Chance
0%
Sun & Moon
Sunrise
05:09 AM
Sunset
06:27 PM
Moonrise
03:01 PM
Moonset
Does not set today
Moon Phase
Waxing Gibbous
Moon Illumination
78%
Air Quality
PM2.5
11
μg/m³
PM10
11.3
μg/m³
NO₂
8.9
μg/m³
O₃
74.8
μg/m³
SO₂
1.8
μg/m³
CO
172.5
μg/m³
Patchy rain nearby
Sunday, August 23, 2026
High
27°C
Low
18°C
Rain Chance
86%
Hourly Forecast
19°C
19°C
19°C
19°C
18°C
18°C
19°C
20°C
21°C
24°C
26°C
27°C
27°C
26°C
25°C
25°C
24°C
23°C
21°C
20°C
19°C
19°C
19°C
18°C
Day Statistics
Maximum Wind
11 km/h
Humidity
87%
Precipitation
8 mm
UV Index
8
Visibility
8 km
Rain Chance
86%
Snow Chance
0%
Sun & Moon
Sunrise
05:10 AM
Sunset
06:26 PM
Moonrise
03:49 PM
Moonset
12:15 AM
Moon Phase
Waxing Gibbous
Moon Illumination
86%
Air Quality
PM2.5
9.3
μg/m³
PM10
9.5
μg/m³
NO₂
6.9
μg/m³
O₃
63.7
μg/m³
SO₂
1.6
μg/m³
CO
160.4
μg/m³
Sunny
Monday, August 24, 2026
High
29°C
Low
17°C
Rain Chance
57%
Hourly Forecast
19°C
18°C
18°C
18°C
18°C
17°C
18°C
19°C
22°C
24°C
26°C
27°C
28°C
29°C
28°C
27°C
25°C
24°C
22°C
21°C
20°C
20°C
19°C
19°C
Day Statistics
Maximum Wind
12 km/h
Humidity
81%
Precipitation
1 mm
UV Index
10
Visibility
8 km
Rain Chance
57%
Snow Chance
0%
Sun & Moon
Sunrise
05:10 AM
Sunset
06:25 PM
Moonrise
04:30 PM
Moonset
01:12 AM
Moon Phase
Waxing Gibbous
Moon Illumination
93%
Air Quality
PM2.5
9.9
μg/m³
PM10
10.2
μg/m³
NO₂
9
μg/m³
O₃
59.5
μg/m³
SO₂
1.7
μg/m³
CO
160.4
μg/m³
Patchy rain nearby
Tuesday, August 25, 2026
High
29°C
Low
18°C
Rain Chance
76%
Hourly Forecast
19°C
19°C
18°C
18°C
18°C
18°C
19°C
21°C
23°C
25°C
27°C
28°C
29°C
29°C
29°C
25°C
25°C
24°C
22°C
20°C
20°C
19°C
19°C
19°C
Day Statistics
Maximum Wind
9 km/h
Humidity
82%
Precipitation
8 mm
UV Index
10
Visibility
8 km
Rain Chance
76%
Snow Chance
0%
Sun & Moon
Sunrise
05:11 AM
Sunset
06:23 PM
Moonrise
05:05 PM
Moonset
02:11 AM
Moon Phase
Full Moon
Moon Illumination
97%
Air Quality
PM2.5
11.8
μg/m³
PM10
12
μg/m³
NO₂
11.7
μg/m³
O₃
70.1
μg/m³
SO₂
1.7
μg/m³
CO
161.3
μg/m³
Mist
Wednesday, August 26, 2026
High
31°C
Low
18°C
Rain Chance
76%
Hourly Forecast
19°C
19°C
18°C
18°C
18°C
18°C
18°C
20°C
23°C
25°C
27°C
29°C
28°C
31°C
31°C
25°C
29°C
25°C
22°C
21°C
20°C
19°C
20°C
19°C
Day Statistics
Maximum Wind
9 km/h
Humidity
79%
Precipitation
7 mm
UV Index
9
Visibility
7 km
Rain Chance
76%
Snow Chance
0%
Sun & Moon
Sunrise
05:12 AM
Sunset
06:22 PM
Moonrise
05:34 PM
Moonset
03:11 AM
Moon Phase
Full Moon
Moon Illumination
100%
Air Quality
PM2.5
13.8
μg/m³
PM10
14.2
μg/m³
NO₂
9.8
μg/m³
O₃
76
μg/m³
SO₂
2.1
μg/m³
CO
184.4
μg/m³
Light rain shower
Thursday, August 27, 2026
High
28°C
Low
18°C
Rain Chance
89%
Hourly Forecast
19°C
18°C
18°C
18°C
18°C
18°C
19°C
20°C
22°C
25°C
27°C
28°C
28°C
27°C
25°C
24°C
23°C
22°C
21°C
20°C
20°C
19°C
19°C
19°C
Day Statistics
Maximum Wind
8 km/h
Humidity
87%
Precipitation
25 mm
UV Index
6
Visibility
7 km
Rain Chance
89%
Snow Chance
0%
Sun & Moon
Sunrise
05:13 AM
Sunset
06:21 PM
Moonrise
06:00 PM
Moonset
04:11 AM
Moon Phase
Full Moon
Moon Illumination
100%
Light rain shower
Friday, August 28, 2026
High
19°C
Low
18°C
Rain Chance
94%
Hourly Forecast
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
19°C
19°C
19°C
19°C
18°C
18°C
18°C
18°C
18°C
18°C
Day Statistics
Maximum Wind
6 km/h
Humidity
98%
Precipitation
10 mm
UV Index
4
Visibility
8 km
Rain Chance
94%
Snow Chance
0%
Sun & Moon
Sunrise
05:14 AM
Sunset
06:19 PM
Moonrise
06:24 PM
Moonset
05:10 AM
Moon Phase
Full Moon
Moon Illumination
98%
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