Kitakyūshū weather in December
Temperature, sea and sunshine in December: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in December
Poor
Best time to visit: April – May, September – November
What is the weather like in Kitakyūshū in December?
In December, Kitakyūshū is cool: daytime highs average 11 °C, and nights cool down to about 5 °C. The sea averages 17.8 °C – bracing, so a wetsuit helps for longer swims. The sun is scarce, with only about 4 hours a day. Rain is frequent, with about 10 rainy days and 67 mm in total. All in all, December is not an ideal month for a holiday in Kitakyūshū.
December compared
How the weather changes from November to January. Tap a month to open it.
| NovemberNov | DecemberDec | JanuaryJan | |
|---|---|---|---|
| Score | 68 | 34 | 22 |
| Day | 16° | 11° | 8° |
| Night | 11° | 5° | 3° |
| Sea | 21° | 18° | 15° |
| Sun | 5 h | 4 h | 4 h |
| Rain days | 8 | 10 | 10 |
More details for December
- Daylight
- 9 h 55 min07:14 – 17:09
- UV index
- 3 · moderateclear sky, noon (estimate)All months
- Muggy days
- 0 daysdew point 18 °C or moreAll months
- Wind
- 19 km/haverage daily peakAll months
- Cloud cover
- 59 %on averageAll months
- Hot days
- 0 days30 °C or moreAll months
- Snow days
- 0 days1 cm or more of fresh snow
- Time zone
- UTC+9Asia/Tokyo
How the score comes together
- Temperatureweight 50 %27 %
- Sunshineweight 20 %13 %
- Few rainy daysweight 30 %58 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in December
- A jumper for the evenings
- Rain jacket or umbrella
Kitakyūshū in December: quick answers
Is Kitakyūshū hot in December?
No. In December, Kitakyūshū is cool: daytime highs average 11 °C and nights drop to about 5 °C.
Can you swim in Kitakyūshū in December?
Only if you don't mind cold water: in December the sea averages just 17.8 °C. Comfortable swimming is possible from June to November.
Does it rain much in Kitakyūshū in December?
Rain is frequent, with about 10 rainy days and 67 mm in total.
Kitakyūshū month by month
The whole year in KitakyūshūAll destinations: JapanWhere to go in DecemberSea temperature in December
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences