10-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Night
Overcast
15°
Feels like 15°
Wind↑ ESE 18 km/h
Gusts43 km/h
Humidity 76 %
💧 0.1 mm
Afternoon
Partly cloudy
20°
Feels like 20°
Wind↑ ESE 19 km/h
Humidity 63 %
11-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Night
Mainly clear
16°
Feels like 16°
Wind↑ E 14 km/h
Gusts38 km/h
Humidity 83 %
Afternoon
Drizzle
19°
Feels like 19°
Wind↑ SE 11 km/h
Gusts18 km/h
Humidity 73 %
💧 0.2 mm
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 3 km/h
Humidity 95 %
💧 2.5 mm
Afternoon
Overcast
19°
Feels like 19°
Wind↑ S 4 km/h
Humidity 78 %
💧 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↑ WSW 2 km/h
Humidity 92 %
💧 0.4 mm
Afternoon
Overcast
21°
Feels like 25°
Wind↑ NNE 7 km/h
Humidity 72 %
💧 0.1 mm
Nanjing forecast in charts · next 7 days
The week ahead: highs and lows
▲ This week runs +2.7° warmer than usual
Highs Lows Usual for the season (1991–2020 average)
Hourly detail
Temperature (°C) Rain (mm) Wind (km/h)
Nanjing climate: what a normal year looks like
The hottest stretch is August, when afternoons average 32 °C; the coldest is January, when nights average 0 °C. Between those two months the average temperature changes by 25 °C.
Freezing nights are typical in January only (0 °C on average).
From 14 h 15 min of daylight in late June to 10 h 03 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
0 °C
57 mm
Feb
10 °C
2 °C
57 mm
Mar
14 °C
6 °C
82 mm
Apr
21 °C
12 °C
92 mm
May
26 °C
18 °C
123 mm
Jun
29 °C
22 °C
223 mm
Jul
31 °C
25 °C
215 mm
Aug
32 °C
25 °C
177 mm
Sep
27 °C
20 °C
85 mm
Oct
22 °C
14 °C
56 mm
Nov
17 °C
9 °C
55 mm
Dec
10 °C
2 °C
36 mm
Whole year
20 °C
13 °C
1,260 mm
Source: our own processing of the ERA5 reanalysis (Copernicus/ECMWF) for 32.06° N, 118.78° 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 Nanjing: pollution and pollen
5/6
Very poor
European Air Quality Index (EAQI), from Copernicus CAMS
PM2.562µg/m³
PM1069µg/m³
Copernicus CAMS model, updated several times a day.
Rain radar around Nanjing
Rain observed over the last two hours by official weather radars around Nanjing, followed by the radar forecast for the next hour where the weather service provides one.
Rain radarLast two hours, then forecast where available · drag the timeline
No open weather radar covers Nanjing yet: the map shows our hour-by-hour rain forecast (ICON, GFS).
Moon over Nanjing
Waning gibbous
79 % illuminated · 19.3 days
Rise 17:37 Set 07:43
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 Nanjing
Curious about the weather in Nanjing on a given day? Choose a date: we read it from the ERA5 reanalysis (ECMWF / Copernicus C3S), which runs until about a week ago.
Nanjing weather at a glance
This page gathers everything about the weather in Nanjing, 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 13 °C (feels like 13 °C) and the wind blows at 7 km/h.
Expected range today: 12 °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 Nanjing 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.
