| < August >
|Normal Max/ High Temperature
|Min/ Low Temperature
|Average Daylight per day
|Sun altitude at solar noon on the 21st day.
- The average temperature in Karuizawa in August is warm at 20.2 °C (68.36 °F).
- Afternoons can be hot with average high temperatures reaching 25.5 °C (77.9 °F).
- Overnight temperatures are generally very mild with an average low of 16.2 °C (61.2 °F).
- In August the mean diurnal temperature variation/ range is 9.3 °C (16.7 °F).
- The weather in August is a little damp. Some 159.3mm (6.3in) of wateris dumped .
- The shortest day is 12:58 long and the longest day is 14:00 long with an average length of 13:30.
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Weather Trend Graph for August in Karuizawa, Japan
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