Weather in Tomakomai in August
Tomakomai, Japan averages a high of 23.1°C (73.6°F) and low of 18.6°C (65.5°F) in August, with 15 rain days and 8.6 hours of daily sunshine. Travel score: 70.2/100 (Good). The best time to visit Tomakomai is July.
High
23°C74°F
Low
19°C65°F
🌧️
15
rain days
☀️
8.6
hrs/day sunshine
💧
88%
humidity
70— Good
August in Tomakomai is warm and rainy — pack an umbrella and enjoy indoor attractions too.
What are the average temperatures in Tomakomai?
How much does it rain in Tomakomai in August?
Tomakomai receives an average of 196.1mm of rainfall across 15 rainy days in August. The annual total is 1213mm.
What should I pack for Tomakomai in August?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 23°C
🧥
Waterproof jacket
Frequent rain expected (15 rainy days)
☔
Umbrella
Essential for the rainy season
👢
Waterproof shoes
Keep your feet dry in wet conditions
🧴
Sunscreen SPF 30+
9 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Traveling to Japan in August?
Don't let a public holiday surprise you — restaurants, shops, and attractions may be closed.
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Data based on 1994–2024 averages · Last updated: 2024-12-31