Sayama Weather Year-Round — Best Time to Visit
Sayama, Japan has mild weather year-round. The best time to visit is August (score: 83/100). Annual average high: 19.4°C, total rainfall: 1435mm.
When is the best time to visit Sayama?
83
August is the best month to visit Sayama with a travel score of 83/100 (Excellent).
Expect highs of 31.4°C, 10 rain days, and 10.8 hours of daily sunshine.
View August weather details →Travel Score by Month
59
Jan
61
Feb
63
Mar
72
Apr
79
May
75
Jun
77
Jul
83
Aug
78
Sep
76
Oct
69
Nov
62
Dec
Excellent (80+)
Good (60-79)
Mixed (40-59)
Poor (<40)
What are the average temperatures in Sayama each month?
19.4°C
Avg High
11.1°C
Avg Low
1435mm
Annual Rain
How much rain does Sayama get?
Sayama receives 1435mm of rain annually. The wettest month is typically June with 193mm, while January is the driest.
What is the weather like each month in Sayama?
January
59
8°C
Low: 0°C
8 rain days
Mixed
February
61
9°C
Low: 0°C
8 rain days
Good
March
63
13°C
Low: 3°C
11 rain days
Good
April
72
18°C
Low: 8°C
10 rain days
Good
May
79
23°C
Low: 13°C
11 rain days
Good
June
75
26°C
Low: 18°C
13 rain days
Good
July
77
30°C
Low: 23°C
14 rain days
Good
August
Best time to visit83
31°C
Low: 24°C
10 rain days
Excellent
September
78
28°C
Low: 20°C
12 rain days
Good
October
76
22°C
Low: 14°C
9 rain days
Good
November
69
16°C
Low: 7°C
8 rain days
Good
December
62
10°C
Low: 2°C
8 rain days
Good
Compare Sayama
Popular comparisons:
🎉Planning a Trip to Japan?
Check public holidays and long weekends before you book.
What cities are near Sayama?
Data based on 1994–2024 averages · Last updated: 2024-12-31