Nagano weather — 10-day forecast
Temperature, rain, wind and feels-like in Nagano, hour by hour and over 10 days, with the seasonal normal for context.
Now
Reading from 06:00 · DWD ICON global model
15 °C
Overcast
Next 12 h
↓ 15°06:00↑ 18°11:00
- Humidity
- 98 %
- Dew point
- 14 °C
- Gusts
- 8.3 km/h
- Clouds
- 100 %
- Pressure
- 1,018 hPa ↓
Grid point 5.9 km away · 13.0 km grid · elevation 675 m
Air quality
The European air-quality index for the city, and the pollutants that set it.
Index set by Ozone
- Ozone
- 43.8µg/m³
- PM2.5
- 3.2µg/m³
- PM10
- 3.8µg/m³
- Nitrogen dioxide
- 5.4µg/m³
- Sulphur dioxide
- 1.3µg/m³
- Carbon monoxide
- 156.0µg/m³
- Dust (AOD)
- 0.00
Generated using Copernicus Atmosphere Monitoring Service information
Hour by hour
Step-by-step detail: temperature, wind, cloud cover and ultraviolet.
10 days
Each day's extremes and the chance of rain, out to the end of the run.
Rain probability (> 1 mm): 50 ECMWF ensemble members.
Today
Light rain100 %
18°
15°
Wed
Rain100 %
25°
14°
Thu
Partly cloudy100 %
13°
7°
Fri
Mainly clear58 %
18°
4°
Sat
Rain58 %
15°
12°
Sun
Light rain18 mm
18°
14°
Mon
Light drizzle4 mm
17°
15°
Tue
Light rain10 mm
16°
10°
Wed
Light rain9 mm
13°
6°
Thu
Light rain3 mm
11°
5°
Sun and UV
Sunrise, sunset, day length and ultraviolet intensity.
- Sunrise
- 05:59
- Daylight
- 11 h 06
- Sunset
- 17:05
Radiation · 5.6 MJ/m²
Today in Nagano the mean temperature will be 15.8 °C — +5.1 °C against the normal for 20 October, measured from 1940 to 2026. (1,290 obs.)