Tomakomai Weather Year-Round — Best Time to Visit
Tomakomai, Japan has cool weather year-round. The best time to visit is July (score: 72/100). Annual average high: 10.6°C, total rainfall: 1213mm.
When is the best time to visit Tomakomai?
72
July is the best month to visit Tomakomai with a travel score of 72/100 (Good).
Expect highs of 21.3°C, 13 rain days, and 9.1 hours of daily sunshine.
View July weather details →Travel Score by Month
45
Jan
49
Feb
51
Mar
59
Apr
63
May
70
Jun
72
Jul
70
Aug
69
Sep
64
Oct
55
Nov
49
Dec
Excellent (80+)
Good (60-79)
Mixed (40-59)
Poor (<40)
What are the average temperatures in Tomakomai each month?
10.6°C
Avg High
4.7°C
Avg Low
1213mm
Annual Rain
How much rain does Tomakomai get?
Tomakomai receives 1213mm of rain annually. The wettest month is typically August with 196mm, while February is the driest.
What is the weather like each month in Tomakomai?
January
45
-2°C
Low: -8°C
8 rain days
Mixed
February
49
-1°C
Low: -8°C
7 rain days
Mixed
March
51
3°C
Low: -4°C
10 rain days
Mixed
April
59
8°C
Low: 1°C
10 rain days
Mixed
May
63
13°C
Low: 7°C
12 rain days
Good
June
70
17°C
Low: 12°C
11 rain days
Good
July
Best time to visit72
21°C
Low: 17°C
13 rain days
Good
August
70
23°C
Low: 19°C
15 rain days
Good
September
69
21°C
Low: 15°C
14 rain days
Good
October
64
15°C
Low: 9°C
12 rain days
Good
November
55
8°C
Low: 2°C
10 rain days
Mixed
December
49
1°C
Low: -4°C
8 rain days
Mixed
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Data based on 1994–2024 averages · Last updated: 2024-12-31