Climate of Tomakomai, Hokkaidō, Japan
Point-value climate at Tomakomai (Hokkaidō, Japan). Population approximately 174,806.
Located in Hokkaidō, Japan, Tomakomai has a strongly continental climate. Population approximately 174,806. Monthly average temperatures range from -5.4°C / 22.3°F in January to 20.5°C / 68.9°F in August, with rainfall varying from 46 mm / 1.8 in (February) to 186 mm / 7.3 in (August) — about 1180 mm / 46.5 in across the year. Tomakomai is the capital of Hokkaidō. These are point-value climate normals sampled at Tomakomai's coordinates — often quite different from the surrounding region's area-weighted average.
Best time to visit Tomakomai →
| Month | Temperature | Rainfall | Matches |
|---|---|---|---|
| January | -5.4°C22.3°F | 53 mm2.1″ | Snowy |
| February | -4.8°C23.4°F | 46 mm1.8″ | Snowy |
| March | -0.8°C30.6°F | 59 mm2.3″ | Snowy |
| April | 5°C41°F | 80 mm3.1″ | — |
| May | 9.8°C49.6°F | 99 mm3.9″ | — |
| June | 13.8°C56.8°F | 96 mm3.8″ | — |
| July | 18.2°C64.8°F | 143 mm5.6″ | — |
| August | 20.5°C68.9°F | 186 mm7.3″ | — |
| September | 16.9°C62.4°F | 161 mm6.3″ | — |
| October | 10.6°C51.1°F | 109 mm4.3″ | — |
| November | 3.9°C39°F | 87 mm3.4″ | — |
| December | -1.9°C28.6°F | 61 mm2.4″ | Snowy |
Frequently asked questions
What is the best time to visit Tomakomai?
Tomakomai does not have a clearly "sunny" season by our profile cutoffs — see the "warmest and driest months" fallback for the closest picks. Tomakomai's warmest month is August at an average of 20.5°C / 68.9°F, and its driest month is February with about 46 mm / 1.8 in of rain.
What is the climate of Tomakomai?
Tomakomai, in Hokkaidō, Japan, has monthly average temperatures ranging from -5.4°C / 22.3°F in January to 20.5°C / 68.9°F in August. Annual rainfall is approximately 1180 mm / 46.5 in, with the wettest month being August (186 mm / 7.3 in) and the driest February (46 mm / 1.8 in).
What is the average temperature in Tomakomai in August?
The average temperature in Tomakomai in August is 20.5°C / 68.9°F, with rainfall of about 186 mm / 7.3 in — the warmest month of the year.
When is the driest month in Tomakomai?
The driest month in Tomakomai is February, with about 46 mm / 1.8 in of average monthly rainfall. Average temperature that month is -4.8°C / 23.4°F.
When is the wettest month in Tomakomai?
The wettest month in Tomakomai is August, with approximately 186 mm / 7.3 in of average monthly rainfall.