Verdict: Good month
Fukuoka Weather in September
September runs warm in Fukuoka, with daily highs around 28°C (82°F) and nights near 22°C (72°F). Expect showers on roughly 14 days of the month — rarely trip-ruining, worth planning around. Overall, September is a solid month to visit Fukuoka.
Average high
28°C / 82°F
Average low
22°C / 72°F
Rain days
~14
Precipitation
221 mm
What to pack for Fukuoka in September
- Summer clothes, plus one light layer for air-con and evenings
- High-SPF sunscreen, sunglasses, and a refillable water bottle
- Rain gear is non-negotiable — expect rain on roughly 14 days
- Comfortable walking shoes — every guide on this site assumes you'll use them
September 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)