Temperature
Cold by day, freezing at night.
Cold days and good sunshine.

Cold by day, freezing at night.
A few rainy days. About 6 wet days, fewer than in most months.
A mix of sunshine and cloud.
Humidity is rarely noticeable in the cool air.
In February, afternoons feel about 37° and nights feel near 27°.
Partly cloudy skies this month.
Calm winds are typical in February.
February late afternoons are around 45°F, easing to about 40°F in early evening.
| Month | High°F | Low°F | Rainin | Wet days | Sunh | Humidity% |
|---|---|---|---|---|---|---|
| Jan | 43 | 29 | 1.4 | 5 | 7.1 | 69 |
| Feb | 47 | 33 | 1.4 | 6 | 7.5 | 69 |
| Mar | 55 | 40 | 2.1 | 7 | 8.5 | 67 |
| Apr | 67 | 50 | 2.4 | 7 | 9.1 | 67 |
| May | 76 | 60 | 3.6 | 8 | 9.5 | 69 |
| Jun | 82 | 69 | 5.8 | 10 | 9.3 | 76 |
| Jul | 87 | 76 | 9.4 | 17 | 9.0 | 82 |
| Aug | 86 | 76 | 7.1 | 16 | 9.0 | 82 |
| Sep | 80 | 67 | 3.6 | 9 | 8.7 | 78 |
| Oct | 71 | 56 | 1.7 | 6 | 8.2 | 73 |
| Nov | 60 | 45 | 1.9 | 6 | 7.1 | 70 |
| Dec | 48 | 33 | 1.2 | 5 | 7.0 | 67 |
Similar climates
Want a side-by-side climate view? Compare Yancheng with Tokyo.
Typical monthly values are based on long-term climate records. Useful for planning, not a forecast. Check the weather before you travel.
Sunshine: source type is not yet identified at metric level.
Local microclimates can vary by beach, neighborhood, trail, or elevation.
Last updated: Aug 26, 2026
Data & methodology