Karuizawa weather — 10-day forecast
Temperature, rain, wind and feels-like in Karuizawa, hour by hour and over 10 days, with the seasonal normal for context.
Now
Reading from 08:00 · DWD ICON global model
22 °C
Light drizzle
Feels like 25 °C
Next 12 h
- 0822°83 %
- 0923°89 %
- 1023°87 %
- 1124°92 %
- 1224°89 %
- 1324°92 %
- 1423°93 %
- 1523°90 %
- 1623°89 %
- 1722°87 %
- 1822°87 %
- 18:45Sunset
- 1921°92 %
- 2021°93 %
↑ 24°12:00↓ 21°20:00
- Humidity
- 89 %
- Dew point
- 21 °C
- Gusts
- 16.9 km/h
- Clouds
- 83 %
- Pressure
- 1,012 hPa
Grid point 2.9 km away · 13.0 km grid · elevation 1,091 m
Air quality
The European air-quality index for the city, and the pollutants that set it.
Index set by Ozone
- Ozone
- 83.2µg/m³
- PM2.5
- 10.7µg/m³
- PM10
- 11.2µg/m³
- Nitrogen dioxide
- 2.0µg/m³
- Sulphur dioxide
- 6.1µg/m³
- Carbon monoxide
- 128.0µg/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 showers100 %
24°
20°
Sun
Light showers100 %
23°
19°
Mon
Thunderstorm94 %
26°
19°
Tue
Partly cloudy78 %
27°
18°
Wed
Light drizzle98 %
21°
18°
Thu
Rain55 mm
23°
18°
Fri
Light drizzle1 mm
25°
18°
Sat
Thunderstorm7 mm
25°
19°
Sun
Light drizzle4 mm
24°
19°
Mon
Light rain9 mm
22°
19°
Gusts · Thu 52.1 km/h
Sun and UV
Sunrise, sunset, day length and ultraviolet intensity.
- Sunrise
- 04:58
- Daylight
- 13 h 47
- Sunset
- 18:45
Radiation · 15.6 MJ/m²
Today in Karuizawa the mean temperature will be 21.5 °C — -1.0 °C against the normal for 8 August, measured from 1940 to 2026. (1,290 obs.)