Itoigawa Climate: Weather by Month and Best Time to Visit
Best months for Itoigawa: June, May, July, August.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 3°C | -1°C | 289 mm | 26 | – | – | 2.9 |
| February | 3°C | -1°C | 223 mm | 22 | – | – | 2.9 |
| March | 6°C | 2°C | 197 mm | 20 | – | – | 3.5 |
| April | 12°C | 6°C | 143 mm | 15 | – | – | 5.2 |
| May | 17°C | 12°C | 139 mm | 13 | – | – | 6.3 |
| June | 21°C | 17°C | 178 mm | 15 | – | – | 6.5 |
| July | 25°C | 22°C | 252 mm | 19 | – | – | 6.1 |
| August | 27°C | 23°C | 197 mm | 18 | – | – | 6.1 |
| September | 23°C | 20°C | 236 mm | 19 | – | – | 6.1 |
| October | 18°C | 14°C | 215 mm | 17 | – | – | 5.6 |
| November | 12°C | 8°C | 212 mm | 20 | – | – | 4.5 |
| December | 6°C | 2°C | 276 mm | 25 | – | – | 3.5 |