Itoigawa in May
6.3out of 10
Possible, with caveats
Mild: highs around 17°C. Frequent rain: about 13 rainy days.
17°CAvg high
12°CAvg low
13Rainy days (139 mm)
13:59 hDaylight
04:45Sunrise · 18:44 Sunset
Why this score
- Mild: highs around 17°C
- Frequent rain: about 13 rainy days
What to wear and pack
- Layers you can add or remove
- Rain jacket or compact umbrella
How reliable is the forecast?
Rain in May varies a lot between years (±3.3 rainy days), so check the forecast closer to your trip. Averages cover 30 years (1991–2020). Individual days can differ a lot.
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 |
Frequently asked questions
How hot is Itoigawa in May?
Daytime highs average 17°C and nights about 12°C.
When is the best time to visit Itoigawa?
The best months are June, May, July, August.