Nanjing Weather Records

Nanjing, China weather averages and records from 1951–2024 based on data made available by the NOAA.

All-Time Recorded High

The highest temperature ever recorded in Nanjing, China was 40.7 °C which occurred on August 22, 1959.

Highest Temperatures: All-Time By Year

All-Time Recorded Low

The lowest temperature ever recorded in Nanjing, China was -14.0 °C which occurred on January 6, 1955.

Lowest Temperatures: All-Time By Year

Nanjing Weather by Month

Averages based on the years 1991–2020

Month	Average (°C)		Record (°C)		Average (cm)
Month	High ☀️	Low 🌙	High ☀️	Low 🌙	Precipitation 💧
January	7.1	-0.5	21.0	-14.0	5.0
February	10.1	1.8	27.7	-13.0	5.0
March	14.8	5.6	30.3	-7.1	8.4
April	21.2	11.5	34.2	-0.2	8.0
May	26.5	16.9	37.5	5.0	8.2
June	29.3	21.3	38.1	11.8	18.3
July	32.5	25.1	39.7	16.8	22.7
August	31.7	24.6	40.7	16.9	15.7
September	27.9	20.2	39.0	7.7	6.5
October	22.9	14.0	34.4	0.2	4.9
November	16.5	7.2	29.2	-6.3	4.9
December	9.9	1.7	23.1	-13.1	3.4
Entire year	20.9	12.5	40.7	-14.0	110.9

More Nanjing Weather Records 1951–2024
Highest daily low	30.8 °C	August 14, 2010
Lowest daily high	-5.4 °C	February 10, 1957
Greatest daily range (Difference of high and low)	22.6 °C	March 19, 2010
Greatest difference in daily high over two conscutive days	19.4 °C	Mar 9–10, 2013
Most daily precipitation	23.6 cm	June 10, 2017
Most monthly precipitation	77.8 cm	June 2015
Most yearly precipitation	221.5 cm	2015
Most yearly days with precipitation	160	1957
Earliest freeze	November 8	1995
Earliest day ≥ 30 °C	March 9	2013
Earliest day ≥ 35 °C	May 3	2020
Latest freeze	April 3	1957
Latest day ≥ 30 °C	October 20	1997
Latest day ≥ 35 °C	September 24	2021
Most days in a year < 0 °C	81	1969
Most days in a year ≥ 20 °C	225	2004
Most days in a year ≥ 25 °C	168	2009
Most days in a year ≥ 30 °C	99	1978
Most days in a year ≥ 35 °C	37	1966
Most days in a year ≥ 40 °C	1	2022

Nanjing Weather Streaks Most consecutive days...
With precipitation	16 days	Jan 8–23, 1954
Without precipitation	43 days	Dec 6, 1967 – Jan 17, 1968
Freezing temperatures High temperature ≤ 0 °C	10 days	Dec 29, 1954 – Jan 7, 1955
High temperature ≥ 20 °C	190 days	Apr 25 – Oct 31, 2009
High temperature ≥ 25 °C	130 days	May 11 – Sep 17, 1997
High temperature ≥ 30 °C	70 days	Jun 27 – Sep 4, 1994
High temperature ≥ 35 °C	28 days	Jul 16 – Aug 12, 1966

Plant Hardiness Zone

Nanjing is in plant hardiness zone 8B

based on average yearly minimum temperature from 1991–2020

Nanjing Weather by Year

More Nanjing Weather

Compare Nanjing to:

Weather Station Details

Years	Station	Coordinates
1951–2024	Nanjing	location