Japan · 30-year monthly climate averages
Based on 30 years of climate data, the most comfortable months to visit Fukuoka are April, May and October, when daytime temperatures are agreeable and rainfall is relatively low.
Fukuoka sees its warmest weather in August, when daytime highs average around 33°C, and its coolest in January (around 10°C).
Annual precipitation totals roughly 1687mm — July is typically the wettest month (~299mm) and December the driest (~68mm).
A distinctly wetter period runs from April to September — worth planning around if you prefer dry days.
May is the sunniest month, with about 204 hours of sunshine.
🟧 avg daytime high · 🟦 dashed: avg nighttime low · bars: monthly rainfall
Daily forecast highs vs the 30-year normal — last 61 days
Each bar is one day: orange above normal, blue below.
| Month | High / Low | Rainfall | Travel rating |
|---|---|---|---|
| January | 10° / 4°C | 74mm | 🤔 Fair |
| February | 12° / 4°C | 70mm | 🤔 Fair |
| March | 15° / 7°C | 104mm | 🤔 Fair |
| April | 20° / 12°C | 118mm | 👍 Good |
| May | 24° / 16°C | 134mm | 👍 Good |
| June | 27° / 20°C | 250mm | 🤔 Fair |
| July | 31° / 25°C | 299mm | ⚠️ Challenging |
| August | 33° / 25°C | 210mm | ⚠️ Challenging |
| September | 29° / 22°C | 175mm | 🤔 Fair |
| October | 24° / 16°C | 95mm | 🌟 Great |
| November | 18° / 11°C | 91mm | 👍 Good |
| December | 13° / 6°C | 68mm | 🤔 Fair |
January in Fukuoka is chilly, with average daytime highs around 10°C (50°F) and nighttime lows near 4°C (39°F). Expect roughly 74mm of precipitation spread over about 9 rainy days, with a moderate amount of rain.
☀️ About 104 hours of sunshine over the month (~3h/day).
🎒 What to pack — jacket or coat · long-sleeve layers
February in Fukuoka is chilly, with average daytime highs around 12°C (53°F) and nighttime lows near 4°C (40°F). Expect roughly 70mm of precipitation spread over about 9 rainy days, with a moderate amount of rain.
☀️ About 124 hours of sunshine over the month (~4h/day).
🎒 What to pack — jacket or coat · long-sleeve layers
March in Fukuoka is mild, with average daytime highs around 15°C (59°F) and nighttime lows near 7°C (45°F). Expect roughly 104mm of precipitation spread over about 10 rainy days, with a moderate amount of rain.
☀️ About 161 hours of sunshine over the month (~5h/day).
🎒 What to pack — light jacket · layers for cool evenings
April in Fukuoka is pleasantly warm, with average daytime highs around 20°C (68°F) and nighttime lows near 12°C (53°F). Expect roughly 118mm of precipitation spread over about 10 rainy days, and this is one of the wetter months.
☀️ About 188 hours of sunshine over the month (~6h/day).
🎒 What to pack — light layers · comfortable walking shoes · compact umbrella or rain jacket
May in Fukuoka is pleasantly warm, with average daytime highs around 24°C (76°F) and nighttime lows near 16°C (61°F). Expect roughly 134mm of precipitation spread over about 9 rainy days, and this is one of the wetter months.
☀️ About 204 hours of sunshine over the month (~7h/day).
🎒 What to pack — light layers · comfortable walking shoes · compact umbrella or rain jacket
June in Fukuoka is warm, with average daytime highs around 27°C (81°F) and nighttime lows near 20°C (69°F). Expect roughly 250mm of precipitation spread over about 12 rainy days, and heavy rainfall is common — this is peak wet season territory.
☀️ About 145 hours of sunshine over the month (~5h/day).
🎒 What to pack — light summer clothing · sunscreen and sunglasses · compact umbrella or rain jacket
July in Fukuoka is hot, with average daytime highs around 31°C (88°F) and nighttime lows near 25°C (76°F). Expect roughly 299mm of precipitation spread over about 11 rainy days, and heavy rainfall is common — this is peak wet season territory.
☀️ About 172 hours of sunshine over the month (~6h/day).
🎒 What to pack — breathable summer clothing · sunscreen, hat and sunglasses · refillable water bottle · compact umbrella or rain jacket
August in Fukuoka is hot, with average daytime highs around 33°C (91°F) and nighttime lows near 25°C (78°F). Expect roughly 210mm of precipitation spread over about 10 rainy days, and heavy rainfall is common — this is peak wet season territory.
☀️ About 201 hours of sunshine over the month (~7h/day).
🎒 What to pack — breathable summer clothing · sunscreen, hat and sunglasses · refillable water bottle · compact umbrella or rain jacket
September in Fukuoka is warm, with average daytime highs around 29°C (83°F) and nighttime lows near 22°C (71°F). Expect roughly 175mm of precipitation spread over about 10 rainy days, and this is one of the wetter months.
☀️ About 165 hours of sunshine over the month (~5h/day).
🎒 What to pack — light summer clothing · sunscreen and sunglasses · compact umbrella or rain jacket
October in Fukuoka is pleasantly warm, with average daytime highs around 24°C (75°F) and nighttime lows near 16°C (61°F). Expect roughly 95mm of precipitation spread over about 7 rainy days, with a moderate amount of rain.
☀️ About 176 hours of sunshine over the month (~6h/day).
🎒 What to pack — light layers · comfortable walking shoes
November in Fukuoka is mild, with average daytime highs around 18°C (65°F) and nighttime lows near 11°C (51°F). Expect roughly 91mm of precipitation spread over about 9 rainy days, with a moderate amount of rain.
☀️ About 137 hours of sunshine over the month (~5h/day).
🎒 What to pack — light jacket · layers for cool evenings
December in Fukuoka is chilly, with average daytime highs around 13°C (55°F) and nighttime lows near 6°C (42°F). Expect roughly 68mm of precipitation spread over about 9 rainy days, with a moderate amount of rain.
☀️ About 112 hours of sunshine over the month (~4h/day).
🎒 What to pack — jacket or coat · long-sleeve layers