Okayama vs Tottori: which is sunnier?
🇯🇵 Japan vs 🇯🇵 Japan · 90 km apart · long-term climate normals (NASA POWER, 2001–2020)
Okayama is the sunnier overall: about 1,914 hours of sunshine a year to Tottori's 1,544. Okayama has the higher Sunshine Score in 4 of 12 months, Tottori in 2 (6 within 2 points).
Scores are the 0–100 Sunshine Score — sunshine, daytime warmth and dryness in one number, per month.
At a glance
| Okayama | Tottori | |
|---|---|---|
| Sunshine hours / year | 1,914 | 1,544 |
| Sunniest month | August (68/100) | May (64/100) |
| Nov–Feb average score | 9/100 | 14/100 |
| Jun–Aug average score | 64/100 | 61/100 |
| Rain / year | 1,487 mm | 1,804 mm |
| Peak midday UV | 8 (very high) | 7 (high) |
Okayama vs Tottori month by month
| Month | Sunshine Score | Day high °C | Rain mm | |||
|---|---|---|---|---|---|---|
| Okayama | Tottori | Okayama | Tottori | Okayama | Tottori | |
| January | 0 | 0 | 5° | 7° | 86 | 154 |
| February | 0 | 0 | 7° | 8° | 81 | 121 |
| March | 18 | 16 | 11° | 11° | 103 | 128 |
| April | 53 | 50 | 17° | 17° | 105 | 112 |
| May | 67 | 64 | 23° | 22° | 122 | 126 |
| June | 62 | 60 | 26° | 25° | 172 | 159 |
| July | 62 | 60 | 29° | 29° | 212 | 208 |
| August | 68 | 62 | 30° | 30° | 120 | 139 |
| September | 62 | 60 | 26° | 26° | 179 | 214 |
| October | 67 | 60 | 20° | 21° | 122 | 153 |
| November | 37 | 44 | 14° | 16° | 83 | 120 |
| December | 0 | 10 | 8° | 10° | 102 | 170 |
The sunnier month by month: Jan even · Feb even · Mar even · Apr Okayama · May Okayama · Jun even · Jul even · Aug Okayama · Sep even · Oct Okayama · Nov Tottori · Dec Tottori.
When to pick which
- November–February: Tottori (average score 14/100 vs 9). Daytime highs are similar (9°C vs 10°C). See the winter sun ranking.
- March–May: Okayama (average score 46/100 vs 43). Daytime highs are similar (17°C vs 17°C).
- June–August: Okayama (average score 64/100 vs 61). Daytime highs are similar (28°C vs 28°C).
- September–October: Okayama (average score 65/100 vs 60). Daytime highs are similar (23°C vs 24°C).
Full month-by-month guides: Okayama weather by month · Tottori weather by month · Best time to visit Japan.
More comparisons: Okayama vs Hiroshima · Okayama vs Takamatsu · Okayama vs Izumo · Tottori vs Izumo · Tottori vs Yonago · all head-to-heads