Kagoshima weather by month & the best time to visit
🇯🇵 Japan · coastal city break · humid subtropical climate
The best time to visit Kagoshima is October — its sunniest month (Sunshine Score 63/100), with May and June close behind. Kagoshima averages about 1,843 hours of sunshine a year. Daytime highs around 23°C / 73°F and roughly 142 mm of rain in October.
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- Sun hours / year
- 1,843
- Sunniest month
- October
- Peak score
- 63/100
- Rain / year
- 2,515 mm
- Midday UV at peak
- 9 (very high)
- Sea at warmest
- 31°C / 88°F
- Population
- 595k
- Elevation
- 272 m
When is the best time to visit Kagoshima?
For sunshine, the best time to visit Kagoshima is October, then May and June. The dullest month is January (6/100, 78 mm of rain). The full month-by-month picture is in the table below.
How sunny is Kagoshima?
Kagoshima gets a moderate 1,843 hours of sunshine a year. 57 Sunshine Score points separate October (63) from January (6), so the month you pick matters. It ranks #24 of 79 destinations in Japan for annual sunshine, above the national median of 1,773 hours. Rain has a clear season: the wettest stretch, around July, carries about 45% of the annual 2,515 mm.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV | Sea |
|---|---|---|---|---|---|---|
| January | 6 | 9° / 48°F | 2° / 36°F | 78 mm | 3 | 19° / 66°F |
| February | 23 | 12° / 54°F | 3° / 37°F | 118 mm | 4 | 19° / 66°F |
| March | 36 | 15° / 59°F | 5° / 41°F | 149 mm | 5 | 18° / 64°F |
| April | 57 | 19° / 66°F | 10° / 50°F | 174 mm | 6 | 20° / 68°F |
| May | 62 | 23° / 73°F | 14° / 57°F | 223 mm | 7 | 22° / 72°F |
| June | 62 | 26° / 79°F | 19° / 66°F | 512 mm | 6 | 25° / 77°F |
| July | 62 | 29° / 84°F | 23° / 73°F | 398 mm | 8 | 29° / 84°F |
| August | 62 | 30° / 86°F | 23° / 73°F | 228 mm | 9 | 31° / 88°F |
| September | 62 | 27° / 81°F | 20° / 68°F | 280 mm | 7 | 29° / 84°F |
| October | 63 | 23° / 73°F | 14° / 57°F | 142 mm | 6 | 26° / 79°F |
| November | 51 | 17° / 63°F | 9° / 48°F | 117 mm | 4 | 24° / 75°F |
| December | 18 | 11° / 52°F | 4° / 39°F | 96 mm | 3 | 20° / 68°F |
Sea temperature in Kagoshima by month
The sea off Kagoshima is warmest in August at around 31°C / 88°F, and coolest in March at 18°C / 64°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 Kagoshima on the interactive sunshine globe →
Nearby places for sunshine
- Miyazaki Japan · 69 km · best in Apr · 1,853 h sun/yr
- Kumamoto Japan · 116 km · best in Oct · 1,845 h sun/yr
- Nagasaki Japan · 145 km · best in Oct · 1,779 h sun/yr
- Saga Japan · 155 km · best in Oct · 1,752 h sun/yr
- Fukuoka Japan · 200 km · best in Oct · 1,752 h sun/yr
- Oita Japan · 209 km · best in Oct · 1,801 h sun/yr
Nearest destinations
- Amakusa Japan · 92 km · 1,845 h sun/yr · best in Oct
- Tanegashima Japan · 136 km · 1,648 h sun/yr · best in May
Head-to-head
How Kagoshima compares month by month: Kagoshima vs Kumamoto · Kagoshima vs Nagasaki · Kagoshima vs Miyazaki · Kagoshima vs Amami · all comparisons
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