Zhangjiagang weather in December
December is one of the least pleasant months in Zhangjiagang: highs of 10°C (49°F) and about 38 mm (1.5 in) of rain on average. Nights average 0°C (32°F) and cloud cover 56% (NASA POWER, 2001–2025 averages). It is the driest month of the year and the 2nd coolest. Compared with November, it is cooler and drier; January brings highs of 7°C (45°F) and 51 mm (2.0 in) of rain.
Is December a good time to visit Zhangjiagang?
least pleasant month Weather score 51/100.
December is one of the least pleasant months for weather in Zhangjiagang. For better conditions, consider Apr–May, Sep–Nov.
Does it rain a lot in Zhangjiagang in December?
No, it is usually dry: about 38 mm (1.5 in) falls in an average December. It is the driest month of the year.
How warm is Zhangjiagang in December?
Days average 10°C (49°F) and nights 0°C (32°F).
Zhangjiagang weather by month
| Month | High | Low | Rain | Cloud | Weather |
|---|---|---|---|---|---|
| January | 7°C (45°F) | -2°C (29°F) | 51 mm | 65% | least pleasant |
| February | 10°C (50°F) | 0°C (32°F) | 60 mm | 68% | least pleasant |
| March | 15°C (59°F) | 3°C (38°F) | 65 mm | 65% | fair |
| April | 21°C (70°F) | 9°C (48°F) | 84 mm | 66% | best |
| May | 26°C (80°F) | 15°C (59°F) | 83 mm | 71% | best |
| June | 30°C (85°F) | 20°C (67°F) | 167 mm | 79% | fair |
| July | 32°C (89°F) | 24°C (76°F) | 205 mm | 71% | least pleasant |
| August | 31°C (88°F) | 24°C (75°F) | 162 mm | 66% | fair |
| September | 28°C (82°F) | 19°C (66°F) | 109 mm | 63% | best |
| October | 23°C (73°F) | 13°C (55°F) | 61 mm | 57% | best |
| November | 17°C (62°F) | 7°C (44°F) | 61 mm | 57% | best |
| December | 10°C (49°F) | 0°C (32°F) | 38 mm | 56% | least pleasant |
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis). Page updated . How we rate months