Climate of Wakayama Prefecture, Japan
Area-weighted average across Wakayama Prefecture. For where people actually live and travel, see the cities below.
Wakayama Prefecture, a subdivision of Japan, has a seasonal climate on average. Area-weighted monthly temperatures across the whole territory range from 4.1°C / 39.4°F in January to 25.5°C / 77.9°F in August, with rainfall from 55 mm / 2.2 in to 294 mm / 11.6 in depending on the season (1965 mm / 77.4 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 | 4.1°C39.4°F | 66 mm2.6″ | — |
| February | 4.5°C40.1°F | 78 mm3.1″ | — |
| March | 7.6°C45.7°F | 127 mm5″ | — |
| April | 13.1°C55.6°F | 185 mm7.3″ | — |
| May | 17.2°C63°F | 198 mm7.8″ | — |
| June | 20.7°C69.3°F | 294 mm11.6″ | — |
| July | 24.5°C76.1°F | 218 mm8.6″ | — |
| August | 25.5°C77.9°F | 193 mm7.6″ | — |
| September | 22.2°C72°F | 270 mm10.6″ | — |
| October | 16.8°C62.2°F | 166 mm6.5″ | — |
| November | 11.7°C53.1°F | 115 mm4.5″ | — |
| December | 6.6°C43.9°F | 55 mm2.2″ | — |
Frequently asked questions
What is the best time to visit Wakayama Prefecture?
Wakayama Prefecture, Japan does not have a clear sunny-and-dry window by our cutoffs. The warmest month is August at 25.5°C / 77.9°F, and the driest is December at 55 mm / 2.2 in — likely your best travel window. For city-level detail, see the cities section below.
What is the climate of Wakayama Prefecture?
Wakayama Prefecture, Japan has area-weighted monthly average temperatures ranging from 4.1°C / 39.4°F in January to 25.5°C / 77.9°F in August. Annual rainfall averages about 1965 mm / 77.4 in, with the wettest month being June (294 mm / 11.6 in) and the driest December (55 mm / 2.2 in). Because this is an area average across the whole subdivision, local city values can differ substantially.
What is the hottest month in Wakayama Prefecture?
The hottest month in Wakayama Prefecture is August, with an area-wide average temperature of 25.5°C / 77.9°F.
What is the coldest month in Wakayama Prefecture?
The coldest month in Wakayama Prefecture is January, with an area-wide average temperature of 4.1°C / 39.4°F.
When does it rain most in Wakayama Prefecture?
The wettest month in Wakayama Prefecture is June, averaging about 294 mm / 11.6 in of rainfall. The driest is December with about 55 mm / 2.2 in.