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Climate in Shikoku
(Japan)

Average daytime and nighttime temperatures


All climatic diagrams on this site result from the collected data from seven measuring weather stations in Shikoku.
All data correspond to the average monthly values of the last 20 years.


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Shikoku is one of the warmest region in Japan with an average daily high temperature of 21 degrees centigrade. Several months of the year it is warm to hot at temperatures continuously above 25 degrees centigrade, sometimes up to 33 degrees. Due to the warmer temperatures the best time for traveling is from July to September. Less attractive are the cold months from November to March.
Overview: Climate in Japan
Daylengths and sun positions in Japan
Compare climate with other regions or countries
Hours of sunshine per daySunshine hours per day in Shikoku
The number of hours of sunshine refers to the time when the sun is actually visible. That is, without any obstruction of visibility by clouds, fog or mountains. With 7 hours per day, August is the sunniest month in the region of Shikoku. In December the sun shines the shortest.
Rainy days per monthRainy days per month in Shikoku
A rainy day is a day on which at least an amount of 0.1 mm precipitation (=0.1 liter) per square meter falls. This can be rain, snow, hail or even dew. So it does not have to rain the whole day. With 12 rainy days, June offers the most number of rainy days, and in January the least.
Precipitation in mm/dayPrecipitation in Shikoku
The amount of precipitation is measured in millimeters per square meter. Thus, at two mm/day, two liters of water fall on one square meter within 24 hours. With only 1.6 mm, the least rain falls in January. September, on the other hand, has the most rain.
Climate charts for other regions in Japan

Map of Shikoku

Most important cities in the region »Shikoku«

The region has a west-east extension of about 190 km and over 170 km from north to south.

It consists of the four prefectures Ehime, Kagawa, Kochi and Tokushima.


CityPopulationGeo position
Matsuyama514,86533° 50' 21"N132° 45' 57"E
Takamatsu420,74834° 20' 25"N134° 2' 36"E
Kochi337,19033° 33' 35"N133° 31' 52"E
Tokushima258,55434° 3' 57"N134° 33' 34"E
Niihama119,90333° 57' 38"N133° 18' 19"E
Marugame110,01034° 16' 60"N133° 46' 60"E
Saijo108,17433° 55' 0"N133° 10' 60"E
Narutocho-mitsuishi64,08234° 11' 58"N134° 36' 34"E
Uwajima58,97133° 13' 26"N132° 33' 36"E
Sakaidecho57,09034° 19' 22"N133° 50' 8"E
Anan55,42133° 55' 0"N134° 39' 0"E
Kan'onjicho44,36334° 7' 39"N133° 38' 46"E
Komatsushimacho42,59834° 0' 0"N134° 34' 60"E
Ozu38,83333° 30' 0"N132° 33' 0"E
Kawanoecho37,64134° 0' 60"N133° 34' 42"E
Nakamura34,55932° 58' 60"N132° 55' 60"E
Iyo30,76033° 45' 5"N132° 42' 5"E
Masaki-cho30,54833° 47' 15"N132° 42' 40"E
Hojo27,99233° 58' 36"N132° 46' 40"E
Ishii26,39434° 4' 3"N134° 26' 31"E
Susaki26,19533° 23' 41"N133° 17' 29"E
Sukumo25,78432° 55' 60"N132° 43' 60"E
Kamojimacho-jogejima24,37434° 4' 5"N134° 21' 1"E
Ino24,12333° 32' 60"N133° 25' 60"E
Tadotsu23,51434° 16' 30"N133° 45' 0"E
Shido22,85934° 19' 24"N134° 10' 24"E
Aki20,11733° 30' 0"N133° 54' 0"E
Wakimachi17,65934° 4' 0"N134° 9' 0"E
Muroto-misakicho17,60133° 17' 12"N134° 10' 6"E
Tonosho16,51434° 28' 50"N134° 10' 13"E


Data basis: German Weather Service, individual values averaged and supplemented by own elements. Data on cities and inhabitants: geonames.org, United Nations Statistics Division and own research.
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