Weather in Tomakomai in May
Tomakomai, Japan averages a high of 13.3°C (55.9°F) and low of 6.9°C (44.4°F) in May, with 12 rain days and 9.6 hours of daily sunshine. Travel score: 62.8/100 (Good). The best time to visit Tomakomai is July.
High
13°C56°F
Low
7°C44°F
🌧️
12
rain days
☀️
9.6
hrs/day sunshine
💧
81%
humidity
63— Good
May in Tomakomai is cool and occasionally wet — pack an umbrella and enjoy indoor attractions too.
What are the average temperatures in Tomakomai?
How much does it rain in Tomakomai in May?
Tomakomai receives an average of 110.2mm of rainfall across 12 rainy days in May. The annual total is 1213mm.
What should I pack for Tomakomai in May?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Warm coat
Cool weather with highs around 13°C
🧶
Sweaters and warm layers
Layer up for comfort
Traveling to Japan in May?
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