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Tomakomai

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Tomakomai Weather and climate

Data source：Meteostat
Update date：2025-09

Tomakomai year round climate
  • Spring (March–May): Average 1–12°C, with fluctuating temperatures, increasing rainfall, and occasional snowfall. Common activities: flower viewing, picnicking, outdoor walks. Recommended clothing: warm jacket, long-sleeved clothing, comfortable shoes.
  • Summer (June–August): Average 16–23°C, warm and humid with abundant rainfall, especially in August. Common activities: beach activities, camping, fishing. Recommended clothing: light and breathable clothing, rain gear.
  • Autumn (September–November): Average 6–20°C, gradually decreasing temperatures and abundant rainfall, with occasional typhoons. Common activities: autumn foliage viewing, hiking, fruit picking. Recommended clothing: light jacket, long-sleeved shirts, comfortable shoes.
  • Winter (December–February): Average -4–1°C, cold and dry with moderate snowfall. Common activities: skiing, ice skating, onsen. Recommended clothing: heavy coat, warm clothing, waterproof and windproof shoes.
Tomakomai climatological average

Annual average temperature: approx. 9°C / Annual rainfall: approx. 1309 mm / Summer humidity: 70%–80% / Rainiest month: August

Tomakomai monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
-4°C
56
February
-2.8°C
23.5
March
1.4°C
69.5
April
7.4°C
69
May
11.6°C
99
June
15.7°C
124.2
July
21.3°C
145.5
August
23.1°C
248.6
September
19.7°C
233.3
October
12.7°C
132.3
November
6°C
76.6
December
-1.7°C
32.4
Tomakomai weather for the next seven days
11/2
Sunday
Moderate rain
8.2°C/5.2°C
11/3
Monday
Patchy rain nearby
8.6°C/3.3°C
11/4
Tuesday
Sunny
10.6°C/2.6°C
11/5
Wednesday
Partly Cloudy
13.9°C/7.2°C
11/6
Thursday
Patchy rain nearby
13.7°C/7.3°C
11/7
Friday
Patchy rain nearby
10.6°C/6.2°C
11/8
Saturday
Patchy rain nearby
12.9°C/6.2°C

Tomakomai FAQ

What is Tomakomai famous for?
Tomakomai is renowned as Japan's top producer of surf clams. You can enjoy incredibly fresh seafood, including shellfish, as well as local vegetables and fruits at Minato Market.
How easy is it to travel to Tomakomai?
Tomakomai offers excellent accessibility. It's just a 30-minute drive from the nearest airport. Additionally, Tomakomai West Port features a ferry terminal with regular services to and from Aomori, Miyagi, Ibaraki, and Aichi, making travel by both air and sea very convenient.
What local foods should I try in Tomakomai?
A must-try local delicacy is Surf Clam Curry, made with fresh surf clams sourced directly from the region. Other popular dishes include Surf Clam Donburi, a simple yet delicious preparation of raw surf clams served over hot rice, and Surf Clam Yakisoba.
Is Tomakomai a coastal city?
Yes, Tomakomai is a Japanese city and port situated on the southern coast of Hokkaido. It is the largest city within the Iburi Subprefecture.
What can I experience at Minato Market in Tomakomai?
Minato Market in Tomakomai is a vibrant hub for fresh produce. Here you can find an abundance of seafood, especially surf clams, along with locally grown vegetables and fruits. It's the perfect place to sample the region's agricultural and oceanic bounty.