Chiba Weather in January
January in Chiba typically sees daytime highs of 10°C (50°F) and nighttime lows of 3°C (37°F). Rainfall is also possible this month, so it's worth packing an umbrella. It falls within the winter season.
Rainfall in Chiba in January
Expect around 10 days of rain based on historical data, with 84 mm (3.3 in) average. Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.
Temperature in Chiba in January
January in Chiba brings low temperatures, with highs of 10°C (50°F) and nights around 3°C (37°F). This month falls in the winter season. Temperatures remain on the cold side all day. A proper warm jacket is worth having, not just for evenings. With overnight lows of 3°C (37°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets. With moderate temperatures, January stands out as the chilliest month of the year.
Sunshine in Chiba in January
The days are predominantly sunny, with an estimated total of around 193 hours of sunshine. Despite the cool temperatures, these sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.January in Chiba can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.
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 Chiba's climate page.
Chiba Temperature in January
Min Temperature
3°C (37°F)
Max Temperature
10°C (50°F)
Chance of Rain
33%
Precipitation
84 mm (3.3 in)
Rainy days
10 days
Humidity
53%
Sunshine
193 hours
Percentage Sunshine
Daily Historical Temperatures
51-year average (1976-2026)
Based on our historical records, temperatures in Chiba typically stay consistent throughout January, with daily highs averaging around 10°C (50°F). Nights are cold, with lows around 2°C (36°F).
Average temperatures in January
Daily Historical Precipitation
51-year average (1976-2026)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in January
Historical weather for Chiba in January
Browse day-by-day weather records for Chiba spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Chiba historical weather extremes in January
Our historical data for Chiba spans 1976 to 2025, revealing these weather extremes.
- The hottest January day on record in Chiba reached 18°C (64°F) (January 20, 1989).
- On January 21, 1984, Chiba saw its coldest January day with temperatures maxing out at 1°C (34°F).
- The coldest night in January in Chiba was on January 23, 1990, with a minimum of -8°C (18°F).
Best Places in Japan in January
Find out more about the weather in Japan and which places have the best travel conditions in this month. See all of Japan in January →
perfect weather
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tolerable
unpleasant
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What to Wear in Chiba in January
The weather can swing between comfortable and chilly in January, 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. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Chiba in January
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 Chiba's climate page.
Temperature Rainfall Sunshine Humidity
See the full Chiba climate overview or explore weather in Japan.
