Jiashan
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Jiashan Weather in January

During January, Jiashan experiences low daytime temperatures of 10°C (50°F) and cooler nights around 2°C (36°F). As part of the winter season, expect quite a bit of rainfall. Around 76 mm (3 in) is typical.

Rainfall in Jiashan in January

Typically, you can expect about 12 days of rain this month, with 76 mm (3 in) on average. The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.

Temperature in Jiashan in January

Temperatures in Jiashan in January top out at 10°C (50°F) and drop to 2°C (36°F) overnight. January is known for being in the winter season. Temperatures remain on the cold side all day. A proper warm jacket is worth having, not just for evenings. Nights drop to 2°C (36°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet. This month often claims the chilliest averages of the year.

Sunshine in Jiashan in January

The month brings about 107 hours of sunlight, offering a comfortable mix of sun and overcast.

If you're looking for dry conditions and comfortable temperatures, January may not be the ideal month to visit Jiashan. Our weather planner can help you explore destinations with more pleasant weather conditions.

Jiashan Temperature in January

Min Temperature
2°C (36°F)
Max Temperature
10°C (50°F)
Chance of Rain
38%
Precipitation
76 mm (3 in)
Rainy days
12 days
Humidity
77% *
Sunshine
107 hours *
Percentage Sunshine
*
* Data from: Suzhou, China (59 KM, 37 Miles).

Jiashan Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Jiashan - and find the best time to visit.

Daily Historical Temperatures

51-year average (1976-2026)

Based on our historical records, temperatures in Jiashan 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

Historical weather records for Jiashan in January

Browse day-by-day weather records for Jiashan spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Jiashan historical weather extremes in January

Based on 49 years of weather observations (1976-2025), these are the most extreme conditions recorded in Jiashan.

  • On January 6, 2020, temperatures climbed to 24°C (75°F), marking the warmest January day on record.
  • On January 24, 2016, Jiashan saw its coldest January day with temperatures maxing out at -4°C (25°F).
  • The coldest night in January in Jiashan was on January 31, 1977, with a minimum of -9°C (16°F).

Best Places in China in January

Find out more about the weather in China and which places have the best travel conditions in this month. See all of China in January →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Jiashan in January

Dress warmly and in layers for your trip to Jiashan in January. A good base layer system works wonders. Start with good thermal underwear, add something warm like a fleece sweater, then finish with a waterproof jacket on top. Wet weather is likely, so pack waterproof gear for multiple rainy days. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Jiashan in January

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Swimming
    5/10
  • Cycling
    4/10
  • Walking
    4/10
  • Camping
    4/10
  • Outdoor sports
    4/10

Jiashan 3-Day Forecast

More climate data for Jiashan

Popular in January

Where to go in January - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.