Weather in Hamamatsu, Japan
Historical monthly conditions · 2021–2025
Monthly averages
Average daily air-temperature lows/highs and peak wind gusts. Rain is the average monthly total.
| Month | Avg low | Avg high | Rain | Cloud cover | Avg peak gust |
|---|---|---|---|---|---|
| January | 3°C | 11°C | 50.2 mm | 33% | 46.3 km/h |
| February | 4°C | 12°C | 83.0 mm | 42% | 47.0 km/h |
| March | 8°C | 17°C | 178.1 mm | 53% | 45.4 km/h |
| April | 12°C | 20°C | 178.6 mm | 63% | 42.0 km/h |
| May | 16°C | 24°C | 252.3 mm | 71% | 40.6 km/h |
| June | 20°C | 27°C | 294.3 mm | 74% | 37.9 km/h |
| July | 25°C | 32°C | 255.6 mm | 64% | 36.9 km/h |
| August | 26°C | 33°C | 250.1 mm | 66% | 37.3 km/h |
| September | 23°C | 30°C | 213.1 mm | 62% | 33.9 km/h |
| October | 17°C | 24°C | 166.0 mm | 58% | 32.7 km/h |
| November | 11°C | 19°C | 119.6 mm | 40% | 38.2 km/h |
| December | 5°C | 13°C | 61.2 mm | 30% | 45.1 km/h |
Weather match by month
Feels like 15°C–30°C · cloud ≤60% · rain ≤0.1 mm/h · gust ≤50 km/h
Feels-like temperature accounts for humidity and wind in shade. Percentages cover 08:00–20:00 local solar time.
| Month | Match rate | |
|---|---|---|
| January | <0.1% | |
| February | 0.7% | |
| March | 9.0% | |
| April | 20.6% | |
| May | 26.3% | |
| June | 17.9% | |
| July | 0.8% | |
| August | 0.5% | |
| September | 14.6% | |
| October | 34.8% | |
| November | 22.0% | |
| December | 1.3% |
About this location and data
- Urban-centre population
- 282,084
- Elevation
- 86 m
- Coordinates
- 34.73°N, 137.74°E
- Urban area
- 142 km²
Weather averages use 1 ERA5 grid cells, weighted by the area of the urban centre in each cell.
2021-2025 recent-weather sample (not a 30-year normal).
How the weather scores are calculated