Temperature
Pleasant by day, brisk at night.
72°Ftypical October high
Typical range
Mild days and some sun.

Pleasant by day, brisk at night.
Rain is frequent. About 15 wet days, fewer than in most months.
Cloudier spells limit sunshine.
In October, afternoons feel about 69° and nights feel near 60°.
Mostly cloudy skies this month.
Calm winds are typical in October.
October late afternoons are around 68°F, easing to about 64°F in early evening.
| Month | High°F | Low°F | Rainin | Wet days | Sunh | Humidity% |
|---|---|---|---|---|---|---|
| Jan | 44 | 35 | 8.2 | 24 | 7.5 | 76 |
| Feb | 45 | 36 | 7.4 | 18 | 7.9 | 74 |
| Mar | 56 | 43 | 6.9 | 17 | 9.0 | 69 |
| Apr | 66 | 52 | 6.6 | 13 | 9.4 | 67 |
| May | 73 | 60 | 7.6 | 15 | 10.1 | 70 |
| Jun | 81 | 70 | 8.1 | 16 | 9.6 | 77 |
| Jul | 89 | 78 | 8.4 | 20 | 9.6 | 79 |
| Aug | 90 | 79 | 10.9 | 19 | 10.4 | 77 |
| Sep | 84 | 74 | 8.3 | 17 | 8.6 | 80 |
| Oct | 72 | 60 | 6.9 | 15 | 8.4 | 77 |
| Nov | 62 | 50 | 7.4 | 15 | 7.3 | 75 |
| Dec | 49 | 41 | 10.0 | 25 | 7.0 | 76 |
Similar climates
Want a side-by-side climate view? Compare Toyama Bay with Nikko.
Typical monthly values are based on long-term climate records. Useful for planning, not a forecast. Check the weather before you travel.
Sunshine: source type is not yet identified at metric level.
Local microclimates can vary by beach, neighborhood, trail, or elevation.
Last updated: Jul 31, 2026
Data & methodology