Iwase in May
7.1out of 10
Possible, with caveats
Warm and comfortable: highs around 23°C. Frequent rain: about 13 rainy days.
23°CAvg high
14°CAvg low
13Rainy days (135 mm)
13:56 hDaylight
04:38Sunrise · 18:34 Sunset
Why this score
- Warm and comfortable: highs around 23°C
- Frequent rain: about 13 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 (±3.5 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 | 9°C | 0°C | 56 mm | 6 | – | – | 6.0 |
| February | 10°C | 1°C | 57 mm | 8 | – | – | 5.9 |
| March | 13°C | 4°C | 98 mm | 12 | – | – | 6.0 |
| April | 18°C | 9°C | 107 mm | 11 | – | – | 6.9 |
| May | 23°C | 14°C | 135 mm | 13 | – | – | 7.1 |
| June | 26°C | 19°C | 149 mm | 15 | – | – | 6.7 |
| July | 30°C | 23°C | 162 mm | 15 | – | – | 6.5 |
| August | 31°C | 24°C | 123 mm | 13 | – | – | 6.5 |
| September | 27°C | 20°C | 168 mm | 14 | – | – | 6.8 |
| October | 21°C | 14°C | 173 mm | 12 | – | – | 7.0 |
| November | 16°C | 7°C | 78 mm | 8 | – | – | 7.0 |
| December | 11°C | 2°C | 51 mm | 7 | – | – | 6.4 |
Frequently asked questions
How hot is Iwase in May?
Daytime highs average 23°C and nights about 14°C.
When is the best time to visit Iwase?
The best months are May, October, November, April.