Verdict: Fair month
Fukuoka Weather in January
January is properly cold in Fukuoka, with highs of only 9°C (48°F). Expect showers on roughly 13 days of the month — rarely trip-ruining, worth planning around. January is workable in Fukuoka if your dates are fixed — just plan around the conditions.
Average high
9°C / 48°F
Average low
4°C / 39°F
Rain days
~13
Precipitation
99 mm
What to pack for Fukuoka in January
- A proper warm jacket, and a hat for mornings
- Rain gear is non-negotiable — expect rain on roughly 13 days
- Comfortable walking shoes — every guide on this site assumes you'll use them
January against the rest of the year
Warmest in Fukuoka: Aug (31°C / 88°F) · Coolest: Jan (9°C / 48°F) · Wettest: Jul (~20 rain days)
9°
4°
Jan
11°
4°
Feb
15°
7°
Mar
18°
11°
Apr
22°
15°
May
26°
20°
Jun
30°
24°
Jul
31°
25°
Aug
28°
22°
Sep
22°
15°
Oct
18°
11°
Nov
11°
5°
Dec
Daily highs / lows in °C · bars show rain days per month · ERA5 climate normals (2020–2024)