10-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Night
Partly cloudy
13°
Feels like 13°
Wind↑ ESE 10 km/h
Gusts24 km/h
Humidity 82 %
Afternoon
Overcast
18°
Feels like 18°
Wind↑ ESE 17 km/h
Humidity 64 %
11-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Night
Clear sky
13°
Feels like 13°
Wind↑ ESE 11 km/h
Gusts27 km/h
Humidity 90 %
Afternoon
Partly cloudy
21°
Feels like 23°
Wind↑ SE 18 km/h
Humidity 59 %
12-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Night
Light rain
16°
Feels like 16°
Wind↑ ESE 8 km/h
Gusts19 km/h
Humidity 94 %
💧 1.9 mm
Afternoon
Overcast
17°
Feels like 17°
Wind↑ SE 12 km/h
Humidity 85 %
💧 0.1 mm
13-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Night
Drizzle
17°
Feels like 17°
Wind↑ E 9 km/h
Gusts22 km/h
Humidity 97 %
💧 0.8 mm
Afternoon
Overcast
19°
Feels like 19°
Wind↑ NNE 15 km/h
Humidity 88 %
💧 0.1 mm
Yancheng forecast in charts · next 7 days
The week ahead: highs and lows
▲ This week runs +2.6° warmer than usual
Highs Lows Usual for the season (1991–2020 average)
Hourly detail
Temperature (°C) Rain (mm) Wind (km/h)
Yancheng climate: what a normal year looks like
The hottest stretch is August, when afternoons average 31 °C; the coldest is January, when nights average −1 °C. Between those two months the average temperature changes by 25 °C.
The wet season is concentrated from June to August, which brings 53% of the annual total; July by itself averages 246 mm.
Freezing nights are typical in January only (−1 °C on average).
From 14 h 21 min of daylight in late June to 9 h 56 min in late December.
Forecast highs for the coming week average 19 °C, 3 °C cooler than a normal October (22 °C).
30-year averages (1991–2020)
Month
Typical high
Typical low
Rainfall
Jan
6 °C
−1 °C
39 mm
Feb
9 °C
1 °C
40 mm
Mar
13 °C
5 °C
58 mm
Apr
20 °C
10 °C
65 mm
May
25 °C
16 °C
95 mm
Jun
28 °C
20 °C
157 mm
Jul
31 °C
24 °C
246 mm
Aug
31 °C
25 °C
186 mm
Sep
26 °C
20 °C
96 mm
Oct
22 °C
13 °C
47 mm
Nov
16 °C
8 °C
52 mm
Dec
9 °C
1 °C
32 mm
Whole year
20 °C
12 °C
1,110 mm
Source: our own processing of the ERA5 reanalysis (Copernicus/ECMWF) for 33.36° N, 120.16° E, 1991–2020. ERA5 averages over a 0.25° grid (about 25 km): hills, a coastline or the heat of the city itself can shift local values by a degree or two.
Air you breathe in Yancheng: pollution and pollen
4/6
Poor
European Air Quality Index (EAQI), from Copernicus CAMS
PM2.540µg/m³
PM1046µg/m³
Copernicus CAMS model, updated several times a day.
Rain radar around Yancheng
Rain observed over the last two hours by official weather radars around Yancheng, followed by the radar forecast for the next hour where the weather service provides one.
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Rain radarLast two hours, then forecast where available · drag the timeline
No open weather radar covers Yancheng yet: the map shows our hour-by-hour rain forecast (ICON, GFS).
Moon over Yancheng
Waning gibbous
79 % illuminated · 19.3 days
Rise 17:27 Set 07:42
Sat31/1069%
Sun1/1159%
Mon2/1149%Last quarter
Tue3/1138%
Wed4/1128%
Thu5/1119%
Fri6/1112%
Sat7/116%
Sun8/112%
Mon9/110%
Tue10/111%New moon
Wed11/113%
Moonrise and moonset in local time (Asia/Shanghai); phase and lit fraction from a synodic calculation.
Look up a past day in Yancheng
Curious about the weather in Yancheng on a given day? Choose a date: we read it from the ERA5 reanalysis (ECMWF / Copernicus C3S), which runs until about a week ago.
Yancheng weather at a glance
This page gathers everything about the weather in Yancheng, Jiangsu: conditions now, the forecast for each part of the day and the trend for the coming week. At the moment the sky is “clear sky”, it is 12 °C (feels like 12 °C) and the wind blows at 7 km/h.
Expected range today: 11 °C to 23 °C and a dry sky. The forecast comes from the AtmoAtlas engine, which combines ECMWF-AIFS, NOAA GFS and DWD ICON, adjusts cloud cover with METAR reports and uses convective energy (CAPE) to flag storms.
Use the Yancheng forecast in your own website or app: one JSON call returns weather, air quality, tides and sun and moon times. The free key needs no card.
