Travel Weather Fairy🎊 Featured eventSeptember related
Shanghai Tourism Festival
📅 Jul 8–Oct 6, 2026
A major tourism season with cultural programs, night activities, museums, performances and markets across the city.
Check official source →🇨🇳 China · Shanghai
Shanghai Weather in September
Late summer · Typhoon riskSeptember in Shanghai is usually warm by day and mild to warm at night, with 2016–2025 average highs around 28°C (83°F) and lows near 22°C (72°F). The 10-year average shows around 14 rainy days and about 184 mm of monthly precipitation, so rain is fairly common.
Avg high83.0°F 28.3°CAvg low71.8°F 22.1°CRainy days~14.3 daysMonthly rain183.8 mm
🧳 Packing guide
What to wear in Shanghai in September
For what to wear in Shanghai in September, light, breathable clothes work best, with sun protection for long outdoor days. A compact rain shell is useful, and the latest typhoon and transport updates matter more than long-range averages close to departure.
Travel takeaway: This can still be a rewarding time to visit, but keep outdoor plans flexible and recheck the short-range forecast before travel.
🗓️ Travel timing at a glance
Shanghai: 12-month travel weather
Shanghai has four distinct seasons. Early summer can be wet, while late summer brings heat and occasional typhoon effects.
JanWinterFebWinterMarSpringAprSpringMayEarly summerJunRainy seasonJulRainy seasonAugMidsummer · Typhoon riskSepLate summer · Typhoon riskOctAutumnNovLate autumnDecWinter
Monthly labels summarize typical climate patterns for trip planning. Always check the latest forecast and tropical-storm alerts before departure.
🎉 Trip planning check
Shanghai 2026 events & busy periods
Check major events, holidays and periods that may affect crowds, transport or opening hours.
⚠️ Busy / closure period
National Day holiday
📅 Around Oct 1 · roughly one week
Domestic tourism rises sharply during the holiday, making major Shanghai attractions and transport busier than usual.
Check official source →Event dates, holiday schedules and opening hours can change. Recheck the linked official tourism or government source before departure.
Shanghai in September · recent 3 years
Compare the most recent complete year with the two years before it. Daily high / low temperatures are shown in °F.
CalendarNo measurable rain🌧️ Rain⛈️ Thunderstorm❄️ SnowHigh / Low · °F
⭐ September 2025 · latest complete year☔ 21 days · 153.6 mm
Sun
Mon
Tue
Wed
Thu
Fri
Sat
1
35.1°C/25.6°C
🌧️ 8.9 mm
2
30.8°C/25.2°C
🌧️ 5.1 mm
3
31.9°C/25.6°C
🌧️ 3.7 mm
4
32.4°C/25.2°C
🌧️ 3.9 mm
5
34.2°C/26.6°C
No rain
6
35.5°C/26.1°C
🌧️ 3.6 mm
7
32.9°C/25.5°C
🌧️ 6.6 mm
8
34.3°C/27.8°C
🌧️ 1.7 mm
9
29.5°C/25.2°C
🌧️ 16.2 mm
10
29.7°C/24.3°C
No rain
11
30.1°C/23.1°C
No rain
12
34.3°C/24.8°C
🌧️ 1.3 mm
13
31.8°C/25.6°C
🌧️ 20.2 mm
14
32.5°C/25°C
🌧️ 26.7 mm
15
32.8°C/24.9°C
🌧️ 3.7 mm
16
34.6°C/26.9°C
No rain
17
34.7°C/25.8°C
🌧️ 9.4 mm
18
28.9°C/24°C
🌧️ 1.1 mm
19
29.7°C/24.1°C
No rain
20
26.6°C/23.3°C
🌧️ 4.8 mm
21
28.5°C/23.4°C
No rain
22
30.2°C/22.7°C
No rain
23
31.1°C/25.3°C
🌧️ 4.4 mm
24
30.1°C/26.2°C
No rain
25
34.1°C/26.3°C
No rain
26
34.8°C/25.6°C
🌧️ 1.3 mm
27
33.8°C/25.3°C
🌧️ 1.2 mm
28
34.6°C/25.4°C
🌧️ 7.5 mm
29
29°C/24.2°C
🌧️ 1.9 mm
30
26.7°C/22.9°C
🌧️ 17.1 mm
September 2024☔ 12 days · 197.9 mm
Sun
Mon
Tue
Wed
Thu
Fri
Sat
1
36.7°C/24.7°C
No rain
2
36.9°C/26.7°C
No rain
3
30.3°C/27°C
🌧️ 1.5 mm
4
33.2°C/26.3°C
🌧️ 1.9 mm
5
35.1°C/25.7°C
No rain
6
34.4°C/25.4°C
No rain
7
34.8°C/25.7°C
No rain
8
34.1°C/26.1°C
No rain
9
34.1°C/26.3°C
No rain
10
31.6°C/26.6°C
🌧️ 17.4 mm
11
31.8°C/26.2°C
🌧️ 25.7 mm
12
31°C/26.5°C
No rain
13
32.7°C/25.9°C
No rain
14
31.1°C/24.6°C
No rain
15
32°C/26.5°C
No rain
16
28.7°C/26.2°C
🌧️ 51.8 mm
17
31.6°C/26.2°C
No rain
18
30.7°C/25.1°C
🌧️ 1.1 mm
19
30.6°C/26.9°C
🌧️ 4.2 mm
20
27.9°C/25.9°C
🌧️ 75.7 mm
21
27.8°C/21.7°C
🌧️ 4.8 mm
22
25°C/19.3°C
No rain
23
25.9°C/17.8°C
No rain
24
25°C/21.1°C
🌧️ 2.5 mm
25
26.8°C/21.2°C
🌧️ 6.4 mm
26
27.5°C/22.8°C
No rain
27
28.1°C/22.1°C
No rain
28
27.5°C/21.3°C
No rain
29
28.9°C/23.3°C
No rain
30
29.1°C/23.8°C
🌧️ 1.2 mm
September 2023☔ 19 days · 151.7 mm
Sun
Mon
Tue
Wed
Thu
Fri
Sat
1
28.1°C/21.4°C
No rain
2
28.7°C/22.8°C
No rain
3
30.4°C/23.6°C
🌧️ 24.9 mm
4
30°C/23.7°C
🌧️ 1.1 mm
5
29.4°C/24.9°C
No rain
6
30.1°C/24.3°C
No rain
7
29.7°C/23.7°C
No rain
8
30.1°C/22.3°C
No rain
9
29.8°C/19.9°C
No rain
10
30.8°C/19.6°C
No rain
11
31.5°C/22.6°C
🌧️ 5.8 mm
12
29.1°C/24.1°C
🌧️ 2.6 mm
13
29.4°C/23°C
🌧️ 26.6 mm
14
26.9°C/22.9°C
🌧️ 11.8 mm
15
28.7°C/23.1°C
🌧️ 11.9 mm
16
26.7°C/22.1°C
🌧️ 13.9 mm
17
29.2°C/21.1°C
No rain
18
31.4°C/22.6°C
No rain
19
32.1°C/24.8°C
No rain
20
29.9°C/23.6°C
🌧️ 4.5 mm
21
24.3°C/21.2°C
🌧️ 3.6 mm
22
23°C/18.9°C
🌧️ 17.4 mm
23
22.6°C/19.8°C
🌧️ 13.8 mm
24
27°C/21.4°C
🌧️ 3 mm
25
28.7°C/20.6°C
🌧️ 1.2 mm
26
28.3°C/21.7°C
🌧️ 1.1 mm
27
29.1°C/21.8°C
🌧️ 3 mm
28
28.6°C/22.9°C
🌧️ 1.7 mm
29
28°C/22.4°C
🌧️ 1.3 mm
30
26.1°C/20.5°C
🌧️ 1.1 mm
Historical calendars use Open-Meteo reanalysis data. A rainy day is counted when daily precipitation is at least 1 mm. Conditions at a specific hotel, beach or station can differ.
✈️ Traveling soon?
Current Shanghai weather and 7-day forecast
When departure is close, the latest forecast matters more than long-term averages.
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Forecast data: MET Norway · CC BY 4.0 · cached by Travel Weather Fairy
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Shanghai weather in other months
Switch months to compare the seasonal pattern.