Yokohama Weather in December
December in Yokohama brings moderate temperatures, with daytime highs of 13°C (55°F) and nights around 6°C (43°F). Rainfall is at its lowest this month, making it one of the more reliable months to be outdoors.
Rainfall in Yokohama in December
With the lowest rainfall figures of the year, conditions are ideal for exploring the outdoors, even if the temperatures require a jacket. Typically, you can expect about 10 days of rain this month, with 70 mm (2.8 in) on average. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.
Temperature in Yokohama in December
In December, Yokohama gets moderate temperatures, with highs of 13°C (55°F). Nights cool to around 6°C (43°F). The month of December belongs to the winter season. This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. Nights fall to 6°C (43°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.
Sunshine in Yokohama in December
The area enjoys a moderate level of sunlight, with around 182 hours. It's a good balance between sunny and cloudy days.If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Yokohama. Our weather planner can help you explore destinations with more pleasant weather conditions.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Japan, check out our Yokohama's climate page.
Yokohama Temperature in December
Min Temperature
6°C (43°F)
Max Temperature
13°C (55°F)
Chance of Rain
32%
Precipitation
70 mm (2.8 in)
Rainy days
10 days
Humidity
56%
Sunshine
182 hours
Percentage Sunshine
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Yokohama typically drop from around 14°C (57°F) at the start of December to approximately 11°C (52°F) by the end. Nights are cold, with lows typically ranging from 3°C (37°F) to 7°C (45°F).
Average temperatures in December
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in December
Historical weather for Yokohama in December
Browse day-by-day weather records for Yokohama spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Yokohama historical weather extremes in December
The extremes listed below come from historical weather data collected in Yokohama from 1976 through 2025.
- On December 16, 2023, temperatures climbed to 23°C (73°F), marking the warmest December day on record.
- On December 28, 1986, Yokohama saw its coldest December day with temperatures maxing out at 3°C (37°F).
- The lowest overnight temperature recorded in December was -3°C (27°F) (December 19, 1983).
Best Places in Japan in December
Find out more about the weather in Japan and which places have the best travel conditions in this month. See all of Japan in December →
perfect weather
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What to Wear in Yokohama in December
Pack for changing conditions in Yokohama in December. Bring a mix of short and long sleeves, a warm layer like a hoodie or light jacket, and comfortable pants. The key is being able to add or remove layers as the days goes by. Rain gear is recommended, you can expect wet weather on multiple days. Bring sunglasses since you'll have some sunny periods throughout the monthWhat To Do in Yokohama in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Japan, check out our Yokohama's climate page.
Temperature Rainfall Sunshine Humidity
See the full Yokohama climate overview or explore weather in Japan.
