Iwata in May
7.0out of 10
Possible, with caveats
Warm and comfortable: highs around 23°C. Frequent rain: about 12 rainy days.
23°CAvg high
15°CAvg low
12Rainy days (185 mm)
13:49 hDaylight
04:50Sunrise · 18:39 Sunset
Why this score
- Warm and comfortable: highs around 23°C
- Frequent rain: about 12 rainy days
What to wear and pack
- T-shirts and light layers
- Rain jacket or compact umbrella
How reliable is the forecast?
Rain in May varies a lot between years (±3.0 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 | 10°C | 3°C | 70 mm | 6 | – | – | 6.4 |
| February | 11°C | 3°C | 93 mm | 8 | – | – | 6.2 |
| March | 14°C | 6°C | 146 mm | 11 | – | – | 6.1 |
| April | 19°C | 11°C | 164 mm | 12 | – | – | 6.7 |
| May | 23°C | 15°C | 185 mm | 12 | – | – | 7.0 |
| June | 26°C | 20°C | 261 mm | 16 | – | – | 6.1 |
| July | 30°C | 24°C | 268 mm | 17 | – | – | 5.8 |
| August | 31°C | 25°C | 159 mm | 17 | – | – | 5.8 |
| September | 28°C | 21°C | 251 mm | 16 | – | – | 6.2 |
| October | 23°C | 16°C | 214 mm | 12 | – | – | 6.8 |
| November | 18°C | 10°C | 119 mm | 9 | – | – | 7.0 |
| December | 12°C | 5°C | 70 mm | 6 | – | – | 6.7 |
Frequently asked questions
How hot is Iwata in May?
Daytime highs average 23°C and nights about 15°C.
When is the best time to visit Iwata?
The best months are May, November, October, April.