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Weather in Shanghai Municipality for September 2025

Your guide to Shanghai Municipality weather in September - trends and predictions
  • In general, the average temperature in Shanghai Municipality at the beginning of September is 31.7 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 28.3 °C by the end of September.

  • The climate of Shanghai Municipality in September is notably wet, with an average of 15 rainy days.

  • Is September a good time to visit Shanghai Municipality? check out the best time to travel to Shanghai Municipality page.

  • New! Chat with our AI weatherman - it’s amazing and free.
Average dry days
15
Dry days
Average rainy days
15
Rainy days
Average snowy days
0
Snow days
Average temperatures
28°/22°
Temperatures
Average wind speed
13 km/h
Avg max wind
Average humidity
80 %
Avg humidity

Shanghai Municipality in September average weather

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Temperatures trend during September in Shanghai Municipality

See the weather trend as well as the moving average line
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September weather day by day

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Date Weather Temperatures Rain UV More
1 Sept. Partly cloudy
Partly cloudy
32° /24° 0 mm 8
2 Sept. Light rain shower
Light rain shower
32° /25° 0.5 mm 7
3 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
30° /25° 12.4 mm 7
4 Sept. Fog
Fog
32° /25° 0.3 mm 8
5 Sept. Partly cloudy
Partly cloudy
32° /25° 0 mm 8
6 Sept. Patchy rain possible
Patchy rain possible
32° /24° 0.1 mm 8
7 Sept. Patchy rain possible
Patchy rain possible
32° /24° 0.1 mm 7
8 Sept. Light rain shower
Light rain shower
32° /24° 0.7 mm 7
9 Sept. Patchy rain possible
Patchy rain possible
32° /24° 0.2 mm 7
10 Sept. Partly cloudy
Partly cloudy
32° /24° 6.4 mm 8
11 Sept. Partly cloudy
Partly cloudy
30° /24° 26.7 mm 7
12 Sept. Overcast
Overcast
31° /25° 0 mm 7
13 Sept. Overcast
Overcast
30° /24° 0 mm 7
14 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
28° /23° 9 mm 6
15 Sept. Fog
Fog
29° /24° 5.2 mm 7
16 Sept. Light rain shower
Light rain shower
27° /23° 51.2 mm 6
17 Sept. Mist
Mist
31° /23° 0.1 mm 7
18 Sept. Patchy rain possible
Patchy rain possible
31° /24° 0.2 mm 7
19 Sept. Mist
Mist
30° /25° 9.2 mm 7
20 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
29° /24° 42.9 mm 6
21 Sept. Patchy rain possible
Patchy rain possible
25° /21° 1.3 mm 6
22 Sept. Light drizzle
Light drizzle
23° /20° 1.9 mm 6
23 Sept. Light drizzle
Light drizzle
24° /20° 0.8 mm 6
24 Sept. Patchy rain possible
Patchy rain possible
27° /21° 1.9 mm 6
25 Sept. Patchy rain possible
Patchy rain possible
29° /22° 0.7 mm 6
26 Sept. Patchy rain possible
Patchy rain possible
28° /22° 0.2 mm 7
27 Sept. Patchy rain possible
Patchy rain possible
28° /22° 0.3 mm 6
28 Sept. Light rain shower
Light rain shower
28° /22° 1.6 mm 7
29 Sept. Patchy rain possible
Patchy rain possible
29° /22° 0.1 mm 6
30 Sept. Light rain shower
Light rain shower
29° /22° 2 mm 7
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Important Notice
Our weather forecast for Shanghai Municipality in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Shanghai Municipality forecast closer to your planned date for the most up-to-date weather information.

Guide for Shanghai Municipality in September

In September, Shanghai experiences a transition from the hot and humid summer to the more comfortable and mild autumn weather. At the beginning of the month, the average temperature in Shanghai is around 27°, with high humidity levels and occasional rain showers.

As the month progresses, the temperature gradually decreases, and by the end of September, the average temperature hovers around 23°. The humidity also decreases, making the weather more pleasant for outdoor activities.

During the early part of September, Shanghai may still experience occasional typhoons or heavy rainfall, but as the month progresses, the chances of these weather events diminish.

Visitors can expect some cloudy days, but overall, the weather becomes more stable and suitable for exploring the city's attractions.

It's important to note that weather patterns can vary from year to year, so it's always a good idea to check the latest weather forecasts before traveling to Shanghai in September.

Overall, September offers a transition from the summer heat to more comfortable autumn conditions, making it a favorable time to visit this vibrant city.

Shanghai Municipality in September - FAQ

Is September a good time to visit Shanghai Municipality?
Yes, September is a good time to traveling to Shanghai Municipality, read more about the best time to visit Shanghai Municipality.
What are the expected maximum and minimum temperatures in Shanghai Municipality during September?
During September, expect a variety of temperatures with highs around 28° and lows near 22°, suitable for diverse activities and preferences.
How much rainfall should be expected in Shanghai Municipality during September?
Moderate rainfall is anticipated in Shanghai Municipality during September, with a total of 77.2 mm spread over approximately 15 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Shanghai Municipality during September?
The average wind speed in Shanghai Municipality during September is 13 km/h, suggesting breezy to windy conditions, depending on your activities.

What to pack to Shanghai Municipality in September?

As you prepare for your trip to Shanghai Municipality in September, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Shanghai Municipality, during September, is comfortable and enjoyable, regardless of the weather conditions.

  • Clothing
    • Lightweight Clothing: T-shirts, blouses, shorts, skirts
    • Rain Gear: Lightweight, waterproof clothing
  • Footwear
    • Waterproof Shoes
  • Accessories
    • Sunglasses: For sun protection
    • Sun Hats: Wide-brimmed hats for sun protection in warm weather
    • Umbrellas/Raincoats: For rainy days
  • Personal Items
    • Sunscreen: High SPF for sunny destinations
    • Lip Balm with SPF: To protect against chapped lips
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Location coordinates Where is Shanghai Municipality?

Get accurate weather forecasts for Shanghai Municipality, located at latitude 31.222 and longitude 121.458. Stay updated with localized weather information tailored for Shanghai Municipality.

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