Weather Forecast for Karuizawa
Nagano, Japan
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Current Weather - Karuizawa: 26°C
Current Weather - Karuizawa: 26°C
Nagano, Japan
Patchy rain nearby
Feels like 24°C
Wind
14 km/h WNW
Humidity
60%
Pressure
1008 mb
UV Index
2
Visibility
10 km
Patchy rain nearby
Monday, July 13, 2026
High
27°C
Low
17°C
Rain Chance
60%
Hourly Forecast
25°C
26°C
27°C
23°C
24°C
27°C
27°C
26°C
25°C
23°C
21°C
20°C
19°C
18°C
18°C
Day Statistics
Maximum Wind
16 km/h
Humidity
80%
Precipitation
2 mm
UV Index
9
Visibility
9 km
Rain Chance
60%
Snow Chance
0%
Sun & Moon
Sunrise
04:38 AM
Sunset
07:04 PM
Moonrise
02:19 AM
Moonset
06:02 PM
Moon Phase
New Moon
Moon Illumination
0%
Air Quality
PM2.5
8.4
μg/m³
PM10
9.3
μg/m³
NO₂
6.4
μg/m³
O₃
56.2
μg/m³
SO₂
2.9
μg/m³
CO
141.7
μg/m³
Sunny
Tuesday, July 14, 2026
High
31°C
Low
17°C
Rain Chance
36%
Hourly Forecast
18°C
17°C
17°C
17°C
17°C
17°C
20°C
22°C
24°C
26°C
28°C
29°C
30°C
31°C
31°C
31°C
30°C
29°C
25°C
22°C
21°C
20°C
20°C
20°C
Day Statistics
Maximum Wind
9 km/h
Humidity
72%
Precipitation
0 mm
UV Index
11
Visibility
10 km
Rain Chance
36%
Snow Chance
0%
Sun & Moon
Sunrise
04:38 AM
Sunset
07:04 PM
Moonrise
03:29 AM
Moonset
06:59 PM
Moon Phase
New Moon
Moon Illumination
1%
Air Quality
PM2.5
11
μg/m³
PM10
12.4
μg/m³
NO₂
7
μg/m³
O₃
66.1
μg/m³
SO₂
1.6
μg/m³
CO
153.4
μg/m³
Patchy rain nearby
Wednesday, July 15, 2026
High
32°C
Low
19°C
Rain Chance
57%
Hourly Forecast
20°C
19°C
19°C
19°C
19°C
19°C
21°C
23°C
25°C
27°C
29°C
30°C
31°C
32°C
32°C
31°C
29°C
25°C
24°C
22°C
22°C
21°C
21°C
20°C
Day Statistics
Maximum Wind
9 km/h
Humidity
76%
Precipitation
1 mm
UV Index
11
Visibility
10 km
Rain Chance
57%
Snow Chance
0%
Sun & Moon
Sunrise
04:39 AM
Sunset
07:03 PM
Moonrise
04:46 AM
Moonset
07:46 PM
Moon Phase
New Moon
Moon Illumination
3%
Air Quality
PM2.5
13.8
μg/m³
PM10
14.9
μg/m³
NO₂
8.5
μg/m³
O₃
64.7
μg/m³
SO₂
1.6
μg/m³
CO
173
μg/m³
Patchy rain nearby
Thursday, July 16, 2026
High
29°C
Low
19°C
Rain Chance
83%
Hourly Forecast
20°C
19°C
19°C
19°C
19°C
19°C
21°C
23°C
26°C
28°C
29°C
29°C
28°C
28°C
27°C
27°C
26°C
25°C
23°C
21°C
20°C
20°C
20°C
20°C
Day Statistics
Maximum Wind
8 km/h
Humidity
84%
Precipitation
26 mm
UV Index
11
Visibility
9 km
Rain Chance
83%
Snow Chance
0%
Sun & Moon
Sunrise
04:40 AM
Sunset
07:03 PM
Moonrise
06:05 AM
Moonset
08:25 PM
Moon Phase
Waxing Crescent
Moon Illumination
8%
Air Quality
PM2.5
6.1
μg/m³
PM10
6.3
μg/m³
NO₂
6.5
μg/m³
O₃
87
μg/m³
SO₂
3.5
μg/m³
CO
200.4
μg/m³
Light rain shower
Friday, July 17, 2026
High
23°C
Low
20°C
Rain Chance
93%
Hourly Forecast
20°C
20°C
20°C
20°C
20°C
20°C
21°C
21°C
22°C
22°C
22°C
22°C
22°C
23°C
23°C
23°C
21°C
21°C
20°C
20°C
20°C
20°C
20°C
20°C
Day Statistics
Maximum Wind
9 km/h
Humidity
95%
Precipitation
16 mm
UV Index
10
Visibility
9 km
Rain Chance
93%
Snow Chance
0%
Sun & Moon
Sunrise
04:41 AM
Sunset
07:02 PM
Moonrise
07:22 AM
Moonset
08:57 PM
Moon Phase
Waxing Crescent
Moon Illumination
15%
Air Quality
PM2.5
6.4
μg/m³
PM10
7.1
μg/m³
NO₂
5.1
μg/m³
O₃
109.2
μg/m³
SO₂
4.4
μg/m³
CO
228.6
μg/m³
Fog
Saturday, July 18, 2026
High
19°C
Low
18°C
Rain Chance
95%
Hourly Forecast
19°C
19°C
18°C
18°C
18°C
18°C
18°C
18°C
18°C
18°C
18°C
18°C
18°C
18°C
18°C
18°C
18°C
18°C
18°C
18°C
18°C
18°C
18°C
18°C
Day Statistics
Maximum Wind
8 km/h
Humidity
99%
Precipitation
9 mm
UV Index
4
Visibility
3 km
Rain Chance
95%
Snow Chance
0%
Sun & Moon
Sunrise
04:41 AM
Sunset
07:02 PM
Moonrise
08:36 AM
Moonset
09:26 PM
Moon Phase
Waxing Crescent
Moon Illumination
23%
Light drizzle
Sunday, July 19, 2026
High
22°C
Low
18°C
Rain Chance
91%
Hourly Forecast
18°C
18°C
18°C
18°C
18°C
18°C
18°C
19°C
19°C
20°C
21°C
21°C
22°C
21°C
21°C
21°C
20°C
20°C
19°C
19°C
19°C
19°C
19°C
19°C
Day Statistics
Maximum Wind
5 km/h
Humidity
95%
Precipitation
6 mm
UV Index
5
Visibility
5 km
Rain Chance
91%
Snow Chance
0%
Sun & Moon
Sunrise
04:42 AM
Sunset
07:01 PM
Moonrise
09:46 AM
Moonset
09:52 PM
Moon Phase
First Quarter
Moon Illumination
33%
Solar Radiation Data
Shortwave Radiation
507.68
Diffuse Radiation
222.32
DNI
0
GTI
0
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