Weather Forecast for Nagano
Nagano, Japan
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Current Weather - Nagano: 4°C
Current Weather - Nagano: 4°C
Nagano, Japan
Sunny
Feels like 3°C
Wind
5 km/h SW
Humidity
44%
Pressure
1010 mb
UV Index
1
Visibility
10 km
Patchy moderate snow
Monday, January 12, 2026
High
2°C
Low
-11°C
Rain Chance
79%
Hourly Forecast
-11°C
-6°C
-4°C
-3°C
-1°C
0°C
1°C
2°C
4°C
1°C
-7°C
-8°C
-9°C
-9°C
-9°C
-9°C
-9°C
Day Statistics
Maximum Wind
16 km/h
Humidity
77%
Precipitation
1 mm
UV Index
1
Visibility
10 km
Rain Chance
79%
Snow Chance
20%
Sun & Moon
Sunrise
06:59 AM
Sunset
04:53 PM
Moonrise
01:09 AM
Moonset
11:41 AM
Moon Phase
Waning Crescent
Moon Illumination
37%
Air Quality
PM2.5
6
μg/m³
PM10
7.1
μg/m³
NO₂
10
μg/m³
O₃
69.7
μg/m³
SO₂
2.4
μg/m³
CO
181.7
μg/m³
Patchy rain nearby
Tuesday, January 13, 2026
High
5°C
Low
-8°C
Rain Chance
87%
Hourly Forecast
-8°C
-8°C
-8°C
-8°C
-7°C
-7°C
-6°C
-6°C
-3°C
1°C
3°C
4°C
4°C
5°C
4°C
5°C
3°C
-1°C
0°C
-1°C
-1°C
-2°C
-2°C
-4°C
Day Statistics
Maximum Wind
27 km/h
Humidity
80%
Precipitation
3 mm
UV Index
1
Visibility
9 km
Rain Chance
87%
Snow Chance
52%
Sun & Moon
Sunrise
06:59 AM
Sunset
04:54 PM
Moonrise
02:09 AM
Moonset
12:11 PM
Moon Phase
Waning Crescent
Moon Illumination
28%
Air Quality
PM2.5
4.2
μg/m³
PM10
4.9
μg/m³
NO₂
9.7
μg/m³
O₃
77.2
μg/m³
SO₂
3.4
μg/m³
CO
181
μg/m³
Light freezing rain
Wednesday, January 14, 2026
High
2°C
Low
-8°C
Rain Chance
84%
Hourly Forecast
-5°C
-6°C
-5°C
-4°C
-4°C
-4°C
-5°C
-6°C
-3°C
-1°C
0°C
1°C
2°C
2°C
2°C
2°C
1°C
-7°C
-8°C
-8°C
-8°C
-8°C
-8°C
-8°C
Day Statistics
Maximum Wind
12 km/h
Humidity
72%
Precipitation
0 mm
UV Index
1
Visibility
10 km
Rain Chance
84%
Snow Chance
26%
Sun & Moon
Sunrise
06:59 AM
Sunset
04:55 PM
Moonrise
03:09 AM
Moonset
12:46 PM
Moon Phase
Waning Crescent
Moon Illumination
20%
Air Quality
PM2.5
6.2
μg/m³
PM10
8.1
μg/m³
NO₂
9
μg/m³
O₃
79.5
μg/m³
SO₂
2.3
μg/m³
CO
182.1
μg/m³
Moderate or heavy snow showers
Thursday, January 15, 2026
High
6°C
Low
-8°C
Rain Chance
72%
Hourly Forecast
-8°C
-8°C
-8°C
-8°C
-8°C
-8°C
-7°C
-6°C
-3°C
0°C
3°C
4°C
6°C
6°C
6°C
5°C
0°C
-3°C
-3°C
-3°C
-2°C
-3°C
-0°C
-3°C
Day Statistics
Maximum Wind
14 km/h
Humidity
73%
Precipitation
3 mm
UV Index
0
Visibility
9 km
Rain Chance
72%
Snow Chance
23%
Sun & Moon
Sunrise
06:59 AM
Sunset
04:56 PM
Moonrise
04:08 AM
Moonset
01:28 PM
Moon Phase
Waning Crescent
Moon Illumination
13%
Air Quality
PM2.5
13.5
μg/m³
PM10
20
μg/m³
NO₂
12
μg/m³
O₃
84.8
μg/m³
SO₂
4.7
μg/m³
CO
237.7
μg/m³
Patchy rain nearby
Friday, January 16, 2026
High
5°C
Low
-6°C
Rain Chance
88%
Hourly Forecast
-3°C
-1°C
-0°C
-0°C
-1°C
1°C
-4°C
-5°C
0°C
3°C
4°C
5°C
5°C
5°C
5°C
4°C
3°C
-5°C
-6°C
-6°C
-6°C
-5°C
-5°C
-5°C
Day Statistics
Maximum Wind
11 km/h
Humidity
88%
Precipitation
4 mm
UV Index
1
Visibility
8 km
Rain Chance
88%
Snow Chance
31%
Sun & Moon
Sunrise
06:58 AM
Sunset
04:57 PM
Moonrise
05:05 AM
Moonset
02:17 PM
Moon Phase
Waning Crescent
Moon Illumination
8%
Sunny
Saturday, January 17, 2026
High
6°C
Low
-8°C
Rain Chance
0%
Hourly Forecast
-4°C
-5°C
-6°C
-6°C
-7°C
-7°C
-8°C
-5°C
-2°C
1°C
3°C
4°C
6°C
6°C
6°C
6°C
3°C
-1°C
-5°C
-5°C
-5°C
-6°C
-6°C
-6°C
Day Statistics
Maximum Wind
5 km/h
Humidity
75%
Precipitation
0 mm
UV Index
2
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
06:58 AM
Sunset
04:58 PM
Moonrise
05:57 AM
Moonset
03:13 PM
Moon Phase
Waning Crescent
Moon Illumination
3%
Sunny
Sunday, January 18, 2026
High
7°C
Low
-7°C
Rain Chance
0%
Hourly Forecast
-6°C
-6°C
-6°C
-7°C
-7°C
-7°C
-7°C
-4°C
-1°C
2°C
3°C
5°C
7°C
7°C
7°C
7°C
4°C
0°C
-3°C
-4°C
-4°C
-4°C
-4°C
-4°C
Day Statistics
Maximum Wind
6 km/h
Humidity
72%
Precipitation
0 mm
UV Index
2
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
06:58 AM
Sunset
04:59 PM
Moonrise
06:42 AM
Moonset
04:14 PM
Moon Phase
New Moon
Moon Illumination
1%
Solar Radiation Data
Shortwave Radiation
482.82
Diffuse Radiation
84.94
DNI
0
GTI
86.06
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