Matsuyama Weather in December
During December, Matsuyama experiences moderate daytime temperatures of 12°C (54°F) and cooler nights around 5°C (41°F). As part of the winter season, expect quite a bit of rainfall. Around 86 mm (3.4 in) is typical.
Rainfall in Matsuyama in December
Expect around 15 days of rain based on historical data, with 86 mm (3.4 in) average. The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.
Temperature in Matsuyama in December
Expect highs of 12°C (54°F) in Matsuyama in December, with nights dropping to around 5°C (41°F). December is part of the winter season. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. With overnight lows of 5°C (41°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.
Sunshine in Matsuyama in December
The area experiences a moderate amount of sunshine, with approximately 140 hours of sunlight expected. This means a decent mix of sun and overcast.If you prefer enjoying temperate temperatures and rain-free days, May, October and November typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
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 Matsuyama's climate page.
Matsuyama Temperature in December
Min Temperature
5°C (41°F)
Max Temperature
12°C (54°F)
Chance of Rain
49%
Precipitation
86 mm (3.4 in)
Rainy days
15 days
Sunshine
140 hours
Percentage Sunshine
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Matsuyama 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 6°C (43°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 Matsuyama in December
Browse day-by-day weather records for Matsuyama spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Matsuyama historical weather extremes in December
Our historical data for Matsuyama spans 1976 to 2025, revealing these weather extremes.
- The hottest December day on record in Matsuyama reached 25°C (77°F) (December 4, 2018).
- On December 27, 1976, Matsuyama saw its coldest December day with temperatures maxing out at 1°C (34°F).
- Nighttime temperatures dropped to -3°C (27°F) on December 29, 1986, marking the coldest December night on record.
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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tolerable
unpleasant
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What to Wear in Matsuyama in December
The weather can swing between comfortable and chilly in December, so flexibility is key. Pack a variety of tops, at least one warm layer, and both shorts and long pants. This gives you options no matter what the day brings. Expect heavy rainfall, so bring good rain protection and waterproof bags. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.What To Do in Matsuyama 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 Matsuyama's climate page.
See the full Matsuyama climate overview or explore weather in Japan.
