Nanchang, Jiangxi Weather by Month and Climate Averages

How much rain does Nanchang get?

Nanchang gets 1745 mm of precipitation in an average year, spread over about 142 days with measurable rain. That is more rainy days than 81% of China.

June is the wettest month, with 348 mm. October is the driest, with 52 mm. March has the most rainy days, about 17.

The longest dry spell in the last five years lasted 43 days, to January 23, 2025.

Nanchang weather by month

Nanchang weather in January

In January, Nanchang averages a high of 9°C and a low of 3°C. It gets 85 mm of precipitation over about 13 rainy days. The sun is out about 44% of daylight hours. The January record high is 26°C (1992) and the record low is -7°C (1977).

Nanchang weather in February

In February, Nanchang averages a high of 12°C and a low of 6°C. It gets 98 mm of precipitation over about 13 rainy days. The sun is out about 29% of daylight hours. The February record high is 29°C (2009) and the record low is -9°C (1972).

Nanchang weather in March

In March, Nanchang averages a high of 16°C and a low of 9°C. It gets 198 mm of precipitation over about 17 rainy days. The sun is out about 30% of daylight hours. The March record high is 33°C (2025) and the record low is -2°C (2010).

Nanchang weather in April

In April, Nanchang averages a high of 22°C and a low of 15°C. It gets 215 mm of precipitation over about 16 rainy days. The sun is out about 29% of daylight hours. The April record high is 34°C (2023) and the record low is 4°C (1972). April is one of the most comfortable months to visit.

Nanchang weather in May

In May, Nanchang averages a high of 27°C and a low of 20°C. It gets 226 mm of precipitation over about 16 rainy days. The sun is out about 24% of daylight hours. The May record high is 37°C (2023) and the record low is 11°C (1983).

Nanchang weather in June

In June, Nanchang averages a high of 30°C and a low of 23°C. It gets 348 mm of precipitation over about 16 rainy days. The sun is out about 13% of daylight hours. The June record high is 38°C (1981) and the record low is 15°C (1987).

Nanchang weather in July

In July, Nanchang averages a high of 34°C and a low of 26°C. It gets 178 mm of precipitation over about 11 rainy days. The sun is out about 22% of daylight hours. The July record high is 40°C (1992) and the record low is 19°C (1974).

Nanchang weather in August

In August, Nanchang averages a high of 33°C and a low of 26°C. It gets 121 mm of precipitation over about 10 rainy days. The sun is out about 40% of daylight hours. The August record high is 39°C (2003) and the record low is 19°C (1980).

Nanchang weather in September

In September, Nanchang averages a high of 29°C and a low of 22°C. It gets 66 mm of precipitation over about 7 rainy days. The sun is out about 51% of daylight hours. The September record high is 39°C (2024) and the record low is 13°C (1970).

Nanchang weather in October

In October, Nanchang averages a high of 24°C and a low of 17°C. It gets 52 mm of precipitation over about 7 rainy days. The sun is out about 48% of daylight hours. The October record high is 38°C (2022) and the record low is 3°C (1978). October is one of the most comfortable months to visit.

Nanchang weather in November

In November, Nanchang averages a high of 18°C and a low of 11°C. It gets 98 mm of precipitation over about 9 rainy days. The sun is out about 51% of daylight hours. The November record high is 33°C (2022) and the record low is -1°C (1993). November is one of the most comfortable months to visit.

Nanchang weather in December

In December, Nanchang averages a high of 12°C and a low of 6°C. It gets 59 mm of precipitation over about 9 rainy days. The sun is out about 55% of daylight hours. The December record high is 25°C (1979) and the record low is -9°C (1991).

Sunshine, humidity and wind in Nanchang

December is the sunniest month in Nanchang, with sunshine about 55% of daylight hours. June is the cloudiest, at 13%. Over the year the sun shines about 36% of daylight hours. Nanchang is cloudier than 73% of China.

Humidity peaks in June at 82% and is lowest in December at 66%.

Nanchang has about 63 days a year above 32°C. Nanchang is hotter than 84% of China.

First and last freeze in Nanchang

The first fall freeze in Nanchang typically comes around December 20, and the last spring freeze around February 6. That leaves a frost-free growing season of about 317 days.

Nanchang weather records

The hottest temperature on record at the Nanchang station is 40°C, on July 31, 1992. The coldest is -9°C, on December 29, 1991.

The wettest day on record brought 289 mm of rain, on June 24, 1973.

36 all-time records have been set at the station since 1970.

The annual mean temperature has changed by +0.4°C per decade since 1970.

The best time to visit Nanchang

The most comfortable time to visit is typically April and October to November, when daytime highs sit near 22°C.

Winter (December–February) is chilly, with average highs around 11°C and lows near 5°C.

Spring (March–May) is warm, with average highs around 22°C and lows near 15°C.

Summer (June–August) is hot, with average highs around 32°C and lows near 25°C. It can feel humid.

Autumn (September–November) is warm, with average highs around 24°C and lows near 17°C.

Nanchang climate questions

How much rain does Nanchang get?

Nanchang gets 1745 mm of precipitation in an average year, over about 142 rainy days.

What is the wettest month in Nanchang?

June is the wettest month in Nanchang, with 348 mm. October is the driest, with 52 mm.

How many rainy days does Nanchang have a year?

Nanchang has about 142 days with measurable rain in an average year. March has the most, about 17.

What is the hottest month in Nanchang?

July is the warmest month in Nanchang, with an average high of 34°C.

What is the coldest month in Nanchang?

January is the coldest month in Nanchang, with an average low of 3°C.

What is the record high temperature in Nanchang?

The record high at the Nanchang station is 40°C, set on July 31, 1992. The record low is -9°C, on December 29, 1991.

What is the sunniest month in Nanchang?

December is the sunniest month in Nanchang, with sunshine about 55% of daylight hours. June is the cloudiest.

When is the first frost in Nanchang?

The first fall freeze in Nanchang typically comes around December 20. The last spring freeze is around February 6.

What is the best time to visit Nanchang?

The most comfortable time to visit is typically April and October to November, when daytime highs sit near 22°C.