Kochi (Japan) weather by month & the best time to visit
🇯🇵 Japan · beach resort · humid subtropical climate
The best time to visit Kochi (Japan) is May — its sunniest month (Sunshine Score 62/100), with June and July close behind. Kochi (Japan) averages about 1,922 hours of sunshine a year. Daytime highs around 23°C / 73°F and roughly 212 mm of rain in May.
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- Sun hours / year
- 1,922
- Sunniest month
- May
- Peak score
- 62/100
- Rain / year
- 2,190 mm
- Midday UV at peak
- 8 (very high)
- Sea at warmest
- 31°C / 88°F
- Population
- 336k
- Elevation
- 7 m
When is the best time to visit Kochi (Japan)?
For sunshine, the best time to visit Kochi (Japan) is May, then June and July. The dullest month is January (13/100, 68 mm of rain). The full month-by-month picture is in the table below.
How sunny is Kochi (Japan)?
Kochi (Japan) gets a moderate 1,922 hours of sunshine a year. 49 Sunshine Score points separate May (62) from January (13), so the month you pick matters. It ranks #11 of 79 destinations in Japan for annual sunshine, above the national median of 1,773 hours. The year's 2,190 mm of rain spreads fairly evenly across the months, with no pronounced dry season.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV | Sea |
|---|---|---|---|---|---|---|
| January | 13 | 10° / 50°F | 5° / 41°F | 68 mm | 2 | 17° / 63°F |
| February | 24 | 12° / 54°F | 6° / 43°F | 103 mm | 3 | 17° / 63°F |
| March | 38 | 15° / 59°F | 8° / 46°F | 137 mm | 4 | 17° / 63°F |
| April | 57 | 19° / 66°F | 13° / 55°F | 169 mm | 6 | 19° / 66°F |
| May | 62 | 23° / 73°F | 17° / 63°F | 212 mm | 6 | 21° / 70°F |
| June | 62 | 26° / 79°F | 21° / 70°F | 298 mm | 6 | 24° / 75°F |
| July | 62 | 29° / 84°F | 25° / 77°F | 291 mm | 7 | 28° / 82°F |
| August | 62 | 30° / 86°F | 26° / 79°F | 236 mm | 8 | 31° / 88°F |
| September | 62 | 28° / 82°F | 23° / 73°F | 286 mm | 6 | 30° / 86°F |
| October | 62 | 23° / 73°F | 18° / 64°F | 194 mm | 5 | 27° / 81°F |
| November | 58 | 18° / 64°F | 13° / 55°F | 110 mm | 3 | 24° / 75°F |
| December | 31 | 13° / 55°F | 7° / 45°F | 86 mm | 2 | 20° / 68°F |
Sea temperature in Kochi (Japan) by month
The sea off Kochi (Japan) is warmest in August at around 31°C / 88°F, and coolest in January at 17°C / 63°F. The water sits at a comfortable 21°C or warmer roughly 7 months a year. Month-by-month sea-surface temperatures are in the Sea column of the table above.
See Kochi (Japan) on the interactive sunshine globe →
Nearby places for sunshine
- Takamatsu Japan · 81 km · best in May · 1,982 h sun/yr
- Matsuyama Japan · 95 km · best in Oct · 1,883 h sun/yr
- Tokushima Japan · 108 km · best in Apr · 1,982 h sun/yr
- Hiroshima Japan · 121 km · best in Oct · 1,773 h sun/yr
- Okayama Japan · 136 km · best in Aug · 1,914 h sun/yr
- Iwakuni Japan · 147 km · best in Oct · 1,773 h sun/yr
Head-to-head
How Kochi (Japan) compares month by month: Kochi (Japan) vs Matsuyama · Kochi (Japan) vs Tokushima · Kochi (Japan) vs Takamatsu · all comparisons
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