CLIMATE
Climate of Hakodate, Japan
Seasonal climate characteristics and practical weather context.
Climate of Hakodate, Japan
NASA POWER’s 1991–2020 climatology for Hakodate, Japan (41.776, 140.737) gives an annual mean temperature of 8.7 °C and estimated annual precipitation of about 1,197 mm.
Temperature
August has the highest monthly mean temperature at 21.2 °C. January is coolest at -2.5 °C, a yearly monthly-mean range of 23.7 °C.
Precipitation
August has the highest estimated monthly total (about 156 mm); March has the lowest (about 64 mm). Monthly totals are estimated from NASA POWER’s mean daily precipitation rates.
Monthly averages
| Month | Mean temperature | Estimated precipitation |
|---|---|---|
| January | -2.5 °C | 82 mm |
| February | -2.4 °C | 67 mm |
| March | 0.8 °C | 64 mm |
| April | 5.6 °C | 72 mm |
| May | 10.7 °C | 91 mm |
| June | 15.2 °C | 86 mm |
| July | 19.3 °C | 124 mm |
| August | 21.2 °C | 156 mm |
| September | 18.4 °C | 140 mm |
| October | 12.4 °C | 105 mm |
| November | 5.7 °C | 110 mm |
| December | -0.2 °C | 100 mm |