Nanchang weather and climate in 2025
Day
34 °C
Night
26 °C
Sea
0 °C
Precipitation
152 mm
in month
Rainy days
11 days
in month
Daylight
14 hours
average
Sunshine
8 hours
average
Humidity
74 %
Day
34 °C
Night
26 °C
Sea
0 °C
Precipitation
152 mm
in month
Rainy days
11 days
in month
Daylight
14 hours
average
Sunshine
8 hours
average
Humidity
74 %
Overview: Nanchang
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Weather overview for Nanchang
Weather overview
Nanchang's weather characteristics offer a varied climate throughout the year, with gentle springs, hot summers, cool autumns, and relatively chilly winters. You can expect peak daytime temperatures to soar to around 34 °C (92 °F) in July, while in January, daytime highs average around 9 °C (48 °F). The monsoon influence is evident with the wettest months from April to June, where monthly precipitation can exceed 200 mm (7.87 in). However, the city experiences its driest period from October to December, bringing more manageable rainfall levels below 70 mm (2.76 in). Consistently high humidity levels make for a sticky environment regardless of the season, adding to the subjective feel of temperature extremes.
January weather
January in Nanchang is a chilly month, with average maximum temperatures only reaching about 9 °C (48 °F), while the nights can see thermometers dropping to a brisk 3 °C (37 °F). The humidity tends to be on the lower side, averaging 75 %, and you'll want to equip yourself with warm clothing to tackle the cool weather. With an average of 11 days rainy days, it's important to keep an umbrella close.
February weather
As February arrives, Nanchang starts to warm up slightly, with daytime highs averaging 11 °C (52 °F). With 12 days of rain expected, it's wise to prepare for wet weather. February also offers a subtle increase in sun hours to 3 hours, which may invite more outdoor activities. Average night temperatures, however, remain cool at 5 °C (40 °F).
March weather
March in Nanchang marks the onset of spring, with a noticeable increase in temperature as the daytime highs average around 15 °C (59 °F). Rain is abundant with an average of 16 days of rain throughout the month, bringing along a significant amount of rainfall totaling 165 mm (6.48 in). Nights start to feel milder with minimum temperatures averaging 8 °C (47 °F).
April weather
The month of April ushers in the rainiest season for Nanchang, with average daytime temperatures climbing to a warm 22 °C (71 °F). Expect soggy conditions with 15 days of rainfall, accumulating to a hefty 207 mm (8.13 in). Nighttime temperatures become more comfortable, averaging around 14 °C (57 °F), but humidity levels stay high.
May weather
Nanchang in May continues to experience the rainy season, with an increase in temperatures peaking at 27 °C (80 °F) during the day. Humidity remains high at 79 %, making the warmth feel even more intense. May also sees high levels of rainfall with 217 mm (8.54 in) expected over 15 days. Nighttimes offer relief with average lows of 19 °C (67 °F).
June weather
With the arrival of June, Nanchang enters the summer realm, with average highs soaring to 30 °C (85 °F). Rainfall lingers with an impressive average of 290 mm (11.41 in), which could take up 16 days of the month. Relaxing nights become warmer, too, with the nighttime average reaching 23 °C (73 °F).
July weather
July in Nanchang sees the highest average daytime temperatures of the year, reaching a sizzling 34 °C (92 °F). Evenings provide little respite, with nighttime averages hovering around 26 °C (78 °F). The rain begins to relent slightly compared to the previous months, with 11 days on average, while the amount of sun hours increases substantially to 8 hours per day.
August weather
August in Nanchang remains hot, with daytime temperatures slightly cooling to an average of 33 °C (91 °F). Nighttime warmth is persistent, averaging 25 °C (78 °F). Humidity is slightly lower, and the number of rainy days decreases further to 11 days. The sun continues to be plentiful, with 8 hours of sunshine daily.
September weather
September brings a transition period to Nanchang, with temperatures gently subsiding to a more moderate average high of 29 °C (84 °F). Rainfall also decreases, with an average of 8 days. The evenings start to cool down, bringing average lows to 22 °C (71 °F). The high humidity, however, continues to make the heat feel more oppressive.
October weather
The hints of autumn can be felt in Nanchang during October, with average daytime temperatures dropping to a cooler 24 °C (75 °F). Rain becomes even less frequent, with only around 7 days expected. The night air gets crisper, averaging 16 °C (60 °F). The city's weather becomes more comfortable for outdoor pursuits.
November weather
November in Nanchang sees further cooling, with average highs around 18 °C (64 °F) and nighttime lows dropping to 10 °C (49 °F). Humidity eases compared to previous months, and the frequency of rain also lessens considerably to 8 days.
December weather
As winter approaches, December in Nanchang ushers colder days with average highs of only 12 °C (54 °F). Clear, brisk nights can reach an average low of 4 °C (39 °F). The city experiences one of its driest periods, with rain showing up on an average of 7 days, and humidity levels being the lowest of the year.
FAQs
How cold does it get in Nanchang during January nights?
January nights in Nanchang are quite cold, with average minimal temperatures dropping to 3 °C (37 °F), so make sure to have a good quality winter jacket if you're out after sunset.
Do temperatures in Nanchang start to rise in February?
Yes, temperatures in Nanchang do start to climb in February, with the average daytime high reaching 11 °C (52 °F). However, layers remain a necessity as nights can still be quite cool with an average low of 5 °C (40 °F).
What is the likelihood of rain in Nanchang during March?
Rain is quite likely in Nanchang during March, with the month seeing an average of 16 days of rain, so be sure to pack an umbrella or a raincoat.
How does the rainy season affect Nanchang in April?
The rainy season significantly impacts Nanchang in April, leading to an increased likelihood of precipitation with a total of 207 mm (8.13 in) of rainfall over about 15 days.
Should I expect a lot of rain in Nanchang during May?
Yes, expect a considerable amount of rain in Nanchang during May, with average precipitation amounting to 217 mm (8.54 in) and a high likelihood of rain across 15 days.
Is June in Nanchang considered part of the wet season?
June is certainly part of the wet season in Nanchang, with considerable rainfall expected, represented by an average of 290 mm (11.41 in) spread across 16 days.
How intense is the heat in Nanchang during July?
The heat in Nanchang during July can be quite intense, with peak daytime temperatures averaging 34 °C (92 °F), so it's important to take measures to stay cool, such as wearing light clothing and staying hydrated.
Are the temperatures in Nanchang still high in August?
Yes, temperatures in Nanchang during August are still quite high, averaging 33 °C (91 °F) during the day, which calls for summer attire and sunscreen.
How does the weather begin to change in Nanchang during September?
September marks the beginning of a noticeable weather change in Nanchang, with daytime temperature averages lowering to 29 °C (84 °F), and the number of rainy days also decreasing.
Is October a comfortable month weather-wise in Nanchang?
October is indeed a comfortable month in Nanchang, weather-wise, with more moderate temperatures averaging 24 °C (75 °F) and fewer rainy days.
How does the cold set in for Nanchang during November?
The cold begins to set in Nanchang during November, with a noticeable drop in daytime highs to 18 °C (64 °F), and nighttimes getting quite crisp as well, averaging 10 °C (49 °F).
Does December mark the beginning of winter weather in Nanchang?
December indeed marks the onset of winter weather in Nanchang, with cooler daytime temperatures of 12 °C (54 °F) and chilly nights that require warm clothing.
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