We make the most from 40 years of historical weather data to predict the best weather conditions.
Deciding on where to go for a holiday is hard sometimes. Get inspired by the most popular destinations.
We aggregate data from combining multiple weather sources to ensure accuracy of the highest order.
There is just one region in Japan in December experiencing the rainy season and this is Hokkaido. There is just one region in Japan in December experiencing the tourist season and this is Okinawa.
In December in Japan - the region with the lowest day temperature is Hokkaido. The value in this region is 2 °C (35 °F). In Japan in December - the region with the highest day temperature is Okinawa. The value in this region is 22 °C (71 °F).
The night temperature in Japan in December is the lowest in Hokkaido - its value is -4 °C (24 °F). The highest night temperature in December in Japan can be found in Okinawa, where the value of night temperature is 16 °C (62 °F).
The sea temperature in Japan in December is the lowest in Okinawa - its value is 24 °C (75 °F). The highest sea temperature in December in Japan can be found in Okinawa, where the value of sea temperature is 24 °C (75 °F).
In Japan in December - the region with the lowest number of rainy days is Kyushu. The value in this region is 10 days. The highest number of rainy days in December in Japan can be found in Hokkaido, where the value of number of rainy days is 22 days.
The lowest rainfall amount in December in Japan can be found in Honshu, where the value of rainfall amount is 58 mm (2.27 in). The highest rainfall amount in December in Japan can be found in Hokkaido, where the value of rainfall amount is 130 mm (5.12 in).
The wind speed in Japan in December is the lowest in Honshu - its value is 3. The highest value of the wind speed in Japan in December can be seen in Okinawa with a value of 5.
In Japan in December - the region with the lowest humidity is Honshu. The value in this region is 67 %. The highest humidity in Japan in December can be found in Hokkaido, where the value of humidity is 74 %.
The number of sun hours (without clouds) in December in Japan is the lowest in Hokkaido - its value is 2 hours. The number of sun hours (without clouds) in December in Japan is the highest in Honshu - its value is 4 hours.
In Japan in December - the region with the lowest clear sky percentage is Hokkaido. The value in this region is 23 %. The clear sky percentage in Japan in December is the highest in Honshu - its value is 46 %.
The lowest day length in December in Japan can be found in Hokkaido, where the value of day length is 9 hours. The highest value of the day length in December in Japan can be seen in Okinawa with a value of 10 hours.