AI-generatedNanjing at a glance
- Best time
- Apr – May, Sep – Nov
- Warmest month
- Jul · 32°
- Sunshine a year
- 1,930 h
- Rain a year
- 1,217 mm
- Climate
- Temperate
- Time zone
- UTC+8
- Elevation
- 22 m
Climate in Nanjing
Nanjing has a temperate climate with warm summers and cool winters. July is the warmest month with average highs of 32 °C, while January is the coolest at 8 °C. With around 1,930 hours of sunshine a year, Nanjing is moderately sunny; August is the sunniest month with 6.4 hours a day.
Holiday weather through the year
Weather in October
Holiday weather in October
Excellent
Best time to visit: April – May, September – November
October is the peak of the typhoon season
Good forSightseeing & walks
Keep in mindStorm season
A typical day in October
- Morning, 08:00: about 17°
- Midday, 13:00: about 22°
- Afternoon, 16:00: about 21°
- Evening, 20:00: about 18°
- Night, 23:00: about 16°
06:0717:34
Pleasant evenings; a light layer can help.
Estimated from the average high and low: coolest around sunrise, warmest in mid-afternoon.
Light for photos in October
- Golden hour
- Morning 05:52–06:40 · evening 17:01–17:49
- Blue hour
- Morning 05:43–05:52 · evening 17:49–17:58
Golden hour: the sun between 4° below and 6° above the horizon; blue hour: 6° to 4° below it. Times for the 15th of the month; mountains and clouds shift the light.
What is the weather like in Nanjing in October?
In October, Nanjing is warm: daytime highs average 22 °C, and nights cool down to about 14 °C. Expect around 5 hours of sunshine a day. Rain falls on about 7 days, adding up to 56 mm. All in all, October is an excellent month for a holiday in Nanjing.
More details for October
- Daylight
- 11 h 26 min06:07 – 17:34
- UV index
- 6 · highclear sky, noon (estimate)All months
- Muggy days
- 3 daysdew point 18 °C or moreAll months
- Wind
- 14 km/haverage daily peakAll months
- Cloud cover
- 53 %on averageAll months
- Hot days
- 1 day30 °C or moreAll months
- Snow days
- 0 days1 cm or more of fresh snow
- Time zone
- UTC+8Asia/Shanghai
How the score comes together
- Temperatureweight 50 %100 %
- Sunshineweight 20 %40 %
- Few rainy daysweight 30 %81 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in October
- Sunscreen
- A jumper for the evenings
Sunshine hours in Nanjing
Average hours of bright sunshine per day, next to the length of the day. Tap a month to select it.
In October, the sun shines for about 5.4 of 11.4 hours of daylight in Nanjing, 47 % of the day.
Sunshine hours: measured at the weather station 19 km away, averages 1991–2020 (WMO climate normals). Daylight is the time from sunrise to sunset on the 15th of the month.
UV index in Nanjing
How strong the sun is at noon, month by month, and how quickly unprotected skin burns.
- Clear-sky UV in October
- 6 · highSeek shade around midday; sunscreen SPF 30+, hat and sunglasses.
The sun is strongest in June (UV 11).
Minutes until sunburn in October
- Very fair skin
- about 20 min
- Fair skin
- about 30 min
- Light brown skin
- about 40 min
- Olive skin
- about 50 min
Rough guide for unprotected skin at noon under a clear sky; clouds lengthen it, water, sand and snow shorten it. Sunscreen extends the time only partly.
Monthly values: clear-sky noon estimate from the sun's angle, ozone and altitude. UV today: Open-Meteo forecast.
Rain in Nanjing: rainy days and rainfall
A rainy day is a day with at least 1 mm of rain or snow; the amount is what falls in the whole month. Tap a month to select it.
In October, Nanjing has about 7 rainy days with 56 mm of rain in total.
Wind and clouds in Nanjing
How breezy and how cloudy Nanjing is through the year. Tap a month to select it on the whole page.
Wind
Typical daily peak of the wind in km/h: what the afternoon breeze usually reaches, not the gusts.
In October, the wind in Nanjing typically peaks at 14 km/h during the day: Beaufort 3, light breeze.
Clouds
Average share of the sky covered by cloud, day and night.
In October, cloud covers on average 53 % of the sky over Nanjing: variable cloud, with about 5.4 hours of sunshine a day.
Wind: mean daily maximum of the hourly wind 10 m above ground (ERA5, 1996–2025). Gusts are stronger, and the model grid of about 28 km smooths out local effects such as capes and valley winds. Clouds: mean total cloud cover of all layers over day and night (ERA5, 1996–2025). Thin high cloud counts as cover even when the sun still shines through.
Heat and humidity in Nanjing
How often the day gets hot in Nanjing (30 °C and more), and in which months heat and humidity come together. Tap a month to select it.
Heat calendar
- pleasant
- some hot or muggy days
- often muggy
- often hot
- hot and muggy
In October, Nanjing has about 1 hot days, with an average daytime high of 22 °C: pleasant. Heat plays no part this month.
Hot days reach at least 30 °C; a month counts as muggy when the mean dew point reaches 18 °C on at least 15 days. Averages from ERA5 and ERA5-Land, 1996–2025. Muggy nights through the year
Climate through the year
Long-term monthly averages. Tap a month to see its details.
Nights and sleep in Nanjing
How warm the nights get in each month, from the mean night-time low. Tap a month for details.
- Frost below 0°
- Cold 0–8°
- Cool 8–15°
- Pleasant 15–20°
- Warm 20–24°
- Hot 24° and more
- muggy month (10+ muggy days)
CoolOctober: nights around 14°. A duvet at night and a jumper for the evening. Muggy on about 3 days (dew point 18 °C or more).
The coolest nights are in January (−1°), the warmest in July (25°). Tropical nights of 20 °C and more are the rule from June to September; then air conditioning or a fan helps you sleep. Nights are pleasant for sleeping (15 to 20 °C) in May. Nights fall below 8 °C on average from December to March, so the room should be heated. It is muggy (dew point 18 °C or more) on about 116 days a year, mostly from June to September.
Temperatures through the year
Average daytime high, night-time low and sea temperature per month.
| Month | Score | Day | Night | Sun | Rain days | Rain mm |
|---|---|---|---|---|---|---|
| JanuaryJan | 25 | 8° | −1° | 3.9 h | 8 | 54 |
| FebruaryFeb | 36 | 10° | 1° | 4.4 h | 9 | 56 |
| MarchMar | 63 | 16° | 6° | 4.9 h | 9 | 76 |
| AprilApr | 79 | 21° | 11° | 6.0 h | 9 | 92 |
| MayMay | 79 | 26° | 16° | 6.1 h | 9 | 116 |
| JuneJun | 59 | 29° | 21° | 5.2 h | 12 | 216 |
| JulyJul | 38 | 32° | 25° | 6.3 h | 16 | 216 |
| AugustAug | 43 | 31° | 25° | 6.4 h | 14 | 165 |
| SeptemberSep | 75 | 27° | 20° | 5.5 h | 9 | 85 |
| OctoberOct | 82 | 22° | 14° | 5.4 h | 7 | 56 |
| NovemberNov | 73 | 17° | 8° | 4.8 h | 7 | 52 |
| DecemberDec | 41 | 10° | 1° | 4.4 h | 6 | 33 |
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences
32.06° N, 118.78° E · 22 m · Asia/Shanghai
Best time to visit Nanjing
The best time to visit Nanjing is from April to May and from September to November. For sightseeing, day trips and hiking, conditions are most comfortable from March to May and from September to November. Rain is most frequent from July to August; the wettest month is July with 216 mm.
Nanjing through the seasons
How the weather changes over the seasons, with averages for each.
Nanjing in spring
Mar – May
Good
- 16–26 °C by day
- 6 h of sun a day
- 28 rainy days in all
Nanjing in summer
Jun – Aug
Fair
- 29–32 °C by day
- 6 h of sun a day
- 42 rainy days in all
Nanjing in autumn
Sep – Nov
Good
- 17–27 °C by day
- 5 h of sun a day
- 22 rainy days in all
Nanjing in winter
Dec – Feb
Poor
- 8–10 °C by day
- 4 h of sun a day
- 22 rainy days in all
Find your perfect month
Tell us what you like and we rate every month in Nanjing for you.
Your best months: April, October
Based on the climate averages; tap a month to see its details.
Compare two months in Nanjing
Pick two months to see how the weather differs. A tick marks the clearly better value; for temperatures it depends on your plans.
October and April bring similar holiday weather to Nanjing (score 82 and 79). In April, days are 1 °C cooler than in October. April has 2 more rainy days. The sun shines an hour longer a day in April.
| Month | October | April |
|---|---|---|
| Weather score | 82better | 79 |
| Day high | 22° | 21° |
| Night low | 14° | 11° |
| Sunshine | 5.4 h | 6.0 hbetter |
| Rainy days | 7better | 9 |
| Rainfall | 56 mmbetter | 92 mm |
| Muggy days | 3 | 1better |
Based on the climate averages 1996–2025.
Which month for what?
Beach & swimming
No sea nearby
Sea from 21 °C, warm and mostly dry
Sightseeing & hiking
Mar – May, Sep – Nov
15–28 °C and not too much rain
Rainy months
Jul – Aug
12 or more rainy days
Nanjing month by month
The typical weather for every month at a glance.
25January8° · 4 h
In January, Nanjing is cold: daytime highs average 8 °C, and nights often drop below freezing (−1 °C). The sun is scarce, with only about 4 hours a day. Rain falls on about 8 days, adding up to 54 mm. Snow falls on about 2 days. All in all, January is not an ideal month for a holiday in Nanjing.
Nanjing in January36February10° · 4 h
In February, Nanjing is cool: daytime highs average 10 °C, and nights cool down to about 1 °C. Expect around 4 hours of sunshine a day. Rain falls on about 9 days, adding up to 56 mm. All in all, February is not an ideal month for a holiday in Nanjing.
Nanjing in February63March16° · 5 h
In March, Nanjing is cool: daytime highs average 16 °C, and nights cool down to about 6 °C. Expect around 5 hours of sunshine a day. Rain is frequent, with about 9 rainy days and 76 mm in total. All in all, March is a good month for a holiday in Nanjing.
Nanjing in March79April21° · 6 h
In April, Nanjing is warm: daytime highs average 21 °C, and nights cool down to about 11 °C. Expect around 6 hours of sunshine a day. Rain is frequent, with about 9 rainy days and 92 mm in total. All in all, April is a good month for a holiday in Nanjing.
Nanjing in April79May26° · 6 h
In May, Nanjing is warm: daytime highs average 26 °C, and nights cool down to about 16 °C. Expect around 6 hours of sunshine a day. Rain is frequent, with about 9 rainy days and 116 mm in total. All in all, May is a good month for a holiday in Nanjing.
Nanjing in May59June29° · 5 h
In June, Nanjing is hot: daytime highs average 29 °C, and even at night it stays warm at around 21 °C. Expect around 5 hours of sunshine a day. Rain is frequent, with about 12 rainy days and 216 mm in total. On about 12 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, June is a so-so month for a holiday in Nanjing.
Nanjing in June38July32° · 6 h
In July, Nanjing is hot: daytime highs average 32 °C, and even at night it stays warm at around 25 °C. Expect around 6 hours of sunshine a day. It rains often – on about 16 days, adding up to 216 mm. On about 22 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, July is not an ideal month for a holiday in Nanjing.
Nanjing in July43August31° · 6 h
In August, Nanjing is hot: daytime highs average 31 °C, and even at night it stays warm at around 25 °C. Expect around 6 hours of sunshine a day. It rains often – on about 14 days, adding up to 165 mm. On about 21 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, August is a so-so month for a holiday in Nanjing.
Nanjing in August75September27° · 6 h
In September, Nanjing is hot: daytime highs average 27 °C, and even at night it stays warm at around 20 °C. Expect around 6 hours of sunshine a day. Rain falls on about 9 days, adding up to 85 mm. On about 6 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, September is a good month for a holiday in Nanjing.
Nanjing in September82October22° · 5 h
In October, Nanjing is warm: daytime highs average 22 °C, and nights cool down to about 14 °C. Expect around 5 hours of sunshine a day. Rain falls on about 7 days, adding up to 56 mm. All in all, October is an excellent month for a holiday in Nanjing.
Nanjing in October73November17° · 5 h
In November, Nanjing is mild: daytime highs average 17 °C, and nights cool down to about 8 °C. Expect around 5 hours of sunshine a day. Rain falls on about 7 days, adding up to 52 mm. All in all, November is a good month for a holiday in Nanjing.
Nanjing in November41December10° · 4 h
In December, Nanjing is cold: daytime highs average 10 °C, and nights cool down to about 1 °C. Expect around 4 hours of sunshine a day. Rain falls on about 6 days, adding up to 33 mm. All in all, December is a so-so month for a holiday in Nanjing.
Nanjing in DecemberNanjing compared
Put Nanjing side by side with another destination.
No destination found
Nanjing vs. Hefei
In October the holiday weather in Nanjing and Hefei is about equally good (score 82 vs. 81). During the day Hefei is 1 °C warmer than Nanjing.
| in October | Nanjing | Hefei |
|---|---|---|
| Holiday score | 82 | 81 |
| Daytime high | 22° | 23° |
| Sunshine | 5 h | 5 h |
| Rainy days | 7 | 7 |
| Best time | Apr – May, Sep – Nov | Apr – May, Sep – Nov |
Through the year
China in October: the best places
In October, Nanjing ranks 11 among the 31 nearest destinations in this country.
- Beijing19°91
- 2Qingdao19°21°90
- 3Jinan21°89
- 4Tianjin20°89
- 5Shantou27°26°89
- 6Quanzhou27°25°88
- 7Dalian17°19°86
- 8Kaifeng22°84
- 11NanjingThis page22°82
Planning a trip to Nanjing
Weather for your travel dates
Pick your arrival and length of stay, and we sum up the weather to expect.
Nanjing in the school holidays
How the weather suits the usual holiday periods. Dates vary by school and region, so each holiday uses the months it usually falls in.
Nanjing has its best school-holiday weather during October half-term (score 82) and its weakest during the Christmas holidays (score 33).
- 74
Easter holidays
Mar – Apr
Good
- 20 °C by day
- 5.7 h of sun a day
- 9 rainy days a month
Good for: Sightseeing & walks
- 75
May half-term
May – Jun
Good
- 26 °C by day
- 5.9 h of sun a day
- 10 rainy days a month
Good for: Sightseeing & walks
- 41
Summer holidays
Jul – Aug
Fair
- 31 °C by day
- 6.4 h of sun a day
- 15 rainy days a month
Keep in mind: Frequent rain, Storm season
- 82
October half-term
Oct
ExcellentBest holidays
- 22 °C by day
- 5.4 h of sun a day
- 7 rainy days a month
Good for: Sightseeing & walks
Keep in mind: Storm season
- 33
Christmas holidays
Dec – Jan
Poor
- 9 °C by day
- 4.2 h of sun a day
- 7 rainy days a month
Based on the climate averages 1996–2025.
Getting there
Flying from
- Nonstop flight
- about 11 h 20 min
- Distance
- 9,000 km
- Time zone
- UTC+8
- Jet lag
- About 7 days (7 h east)
Rule of thumb for flying east: for a few days before, go to bed and get up a little earlier, and get plenty of morning light at your destination.
Most routes need a change of planes, which adds time.
Estimated from the straight-line distance: 30 minutes for take-off and landing plus 830 km/h cruising speed.
Storm season
Nanjing lies in an area that Pacific typhoons can reach. The typhoon season runs from June to November, with most storms from August to October. A direct hit on any one place is rare, but if you travel then, keep an eye on weather warnings and book flexibly.
- January
- February
- March
- April
- May
- June: Season
- July: Season
- August: Peak
- September: Peak
- October: Peak
- November: Season
- December
Official season dates of the regional warning centres (NOAA, JMA, IMD, Météo-France, BoM); not a forecast.
Frequently asked questions about Nanjing
When is the best time to visit Nanjing?
The best time to visit Nanjing is from April to May and from September to November. That is when the holiday weather score, which combines temperature, sea, sunshine and rain, is highest.
What is the warmest month in Nanjing?
July is the warmest month, with average highs of 32 °C and nights around 25 °C. January is the coolest month at 8 °C.
When does it rain most in Nanjing?
Rain is most frequent from July to August; the wettest month is July with 216 mm. The driest month is December with 33 mm.
How many hours of sunshine does Nanjing get?
Nanjing gets around 1,930 hours of sunshine a year. The sunniest month is August with 6.4 hours a day; in January there are 3.9 hours a day.
What time zone is Nanjing in?
Nanjing uses the time zone Asia/Shanghai, at UTC+8 all year.
How long is the flight from London to Nanjing?
A nonstop flight from London to Nanjing takes about 11 h 20 min, for a straight-line distance of about 9,000 km. Most routes need a change of planes, which adds time.
When is typhoon season in Nanjing?
Nanjing lies in an area that Pacific typhoons can reach. The typhoon season runs from June to November, with most storms from August to October. A direct hit on any one place is rare, but if you travel then, keep an eye on weather warnings and book flexibly.
Which school holidays are best for Nanjing?
Nanjing has its best school-holiday weather during October half-term (score 82) and its weakest during the Christmas holidays (score 33). Holiday ratings (0–100): Easter holidays 74, May half-term 75, Summer holidays 41, October half-term 82, Christmas holidays 33.
Near Nanjing
Other destinations close by.
Places with a climate like Nanjing
Destinations whose weather through the year is closest to Nanjing's – good alternatives.