Climate of Kagawa Prefecture, Japan
Area-weighted average across Kagawa Prefecture. For where people actually live and travel, see the cities below.
Kagawa Prefecture, a subdivision of Japan, has a seasonal climate on average. Area-weighted monthly temperatures across the whole territory range from 3.7°C / 38.7°F in January to 26.5°C / 79.7°F in August, with rainfall from 38 mm / 1.5 in to 252 mm / 9.9 in depending on the season (1606 mm / 63.2 in total across the year). See the city listed below for point-value climate at specific locations — these often differ from the area-weighted average, especially in geographically diverse subdivisions.
| Month | Temperature | Rainfall | Matches |
|---|---|---|---|
| January | 3.7°C38.7°F | 45 mm1.8″ | — |
| February | 4.1°C39.4°F | 60 mm2.4″ | — |
| March | 7.3°C45.1°F | 96 mm3.8″ | — |
| April | 13°C55.4°F | 155 mm6.1″ | — |
| May | 17.5°C63.5°F | 164 mm6.5″ | — |
| June | 21.3°C70.3°F | 252 mm9.9″ | — |
| July | 25.5°C77.9°F | 211 mm8.3″ | — |
| August | 26.5°C79.7°F | 133 mm5.2″ | — |
| September | 22.6°C72.7°F | 245 mm9.6″ | — |
| October | 16.7°C62.1°F | 127 mm5″ | — |
| November | 11.3°C52.3°F | 80 mm3.1″ | — |
| December | 6.2°C43.2°F | 38 mm1.5″ | — |
Frequently asked questions
What is the best time to visit Kagawa Prefecture?
Kagawa Prefecture, Japan does not have a clear sunny-and-dry window by our cutoffs. The warmest month is August at 26.5°C / 79.7°F, and the driest is December at 38 mm / 1.5 in — likely your best travel window. For city-level detail, see the cities section below.
What is the climate of Kagawa Prefecture?
Kagawa Prefecture, Japan has area-weighted monthly average temperatures ranging from 3.7°C / 38.7°F in January to 26.5°C / 79.7°F in August. Annual rainfall averages about 1606 mm / 63.2 in, with the wettest month being June (252 mm / 9.9 in) and the driest December (38 mm / 1.5 in). Because this is an area average across the whole subdivision, local city values can differ substantially.
What is the hottest month in Kagawa Prefecture?
The hottest month in Kagawa Prefecture is August, with an area-wide average temperature of 26.5°C / 79.7°F.
What is the coldest month in Kagawa Prefecture?
The coldest month in Kagawa Prefecture is January, with an area-wide average temperature of 3.7°C / 38.7°F.
When does it rain most in Kagawa Prefecture?
The wettest month in Kagawa Prefecture is June, averaging about 252 mm / 9.9 in of rainfall. The driest is December with about 38 mm / 1.5 in.