5-day weather forecast Shanghai Sep 21, 2026

28°21–28° · Patchy rain possible

Weather forecast Shanghai today Sep 21, 2026: sunny, temperature from 21 °C to 28 °C.

Precipitation probability 13%. Wind up to 4.5 m/s (gusts 6.14 m/s). Air humidity 55–85%, atmospheric pressure 760–761 mm Hg, UV index up to 7.

Sunrise 05:41
Sunset 17:52
Waxing Gibbous82% illuminated
Moonrise 15:02 · Moonset 00:29
Chart
Table
Mon, Sep 21, 2026
TimeWeatherTemperatureRain chanceCloud coverHumidityPressureWindUV Index
00:00
Clear
22 °C7% 0%74%761 mm HgNNW 348° 1.61 (3.92) m/s0
01:00
Clear
22 °C7% 0%76%761 mm HgNNW 347° 1.61 (3.53) m/s0
02:00
Clear
22 °C8% 0%78%761 mm HgNNW 345° 1.81 (3.92) m/s0
03:00
Clear
22 °C9% 0%79%761 mm HgN 351° 1.89 (4.61) m/s0
04:00
Clear
22 °C9% 0%81%761 mm HgN 352° 1.89 (4.81) m/s0
05:00
Clear
21 °C11% 0%84%761 mm HgNNW 347° 2.11 (5.61) m/s0
06:00
Sunny
21 °C11% 1%85%761 mm HgNNW 345° 1.69 (4.89) m/s0
07:00
Sunny
23 °C9% 5%80%761 mm HgNNW 340° 2.39 (5.11) m/s0.4
08:00
Sunny
24 °C7% 5%73%761 mm HgN 351° 2.69 (4.81) m/s1.4
09:00
Patchy rain possible
25 °C13% (0.01 mm/hr)77%67%761 mm HgN 359° 3.31 (4.81) m/s3.2
10:00
Patchy rain possible
26 °C12% (0.01 mm/hr)77%64%761 mm HgN 4° 3.31 (4.81) m/s5.2
11:00
Patchy rain possible
27 °C11% (0.02 mm/hr)72%60%761 mm HgN 4° 3.19 (4.5) m/s6.8
12:00
Patchy rain possible
28 °C11% (0.02 mm/hr)77%57%761 mm HgN 11° 3.69 (4.72) m/s7
13:00
Patchy rain possible
28 °C12% (0.02 mm/hr)84%56%760 mm HgNNE 20° 3.89 (4.72) m/s6
14:00
Patchy rain possible
28 °C9% (0.02 mm/hr)64%55%760 mm HgNNE 21° 3.89 (4.83) m/s3.6
15:00
Partly cloudy
28 °C6% 42%57%760 mm HgNNE 20° 4.11 (5.19) m/s2.1
16:00
Partly cloudy
27 °C5% 28%59%760 mm HgNNE 24° 4.5 (5.11) m/s1.1
17:00
Sunny
26 °C4% 5%64%761 mm HgNNE 25° 4 (4.92) m/s0.3
18:00
Clear
25 °C5% 5%66%761 mm HgNNE 25° 3.69 (5.83) m/s0
19:00
Partly cloudy
24 °C7% 31%66%761 mm HgNNE 25° 3.31 (6.14) m/s0
20:00
Clear
24 °C6% 7%70%761 mm HgNNE 25° 2.89 (6.11) m/s0
21:00
Clear
23 °C7% 11%73%761 mm HgNNE 22° 2.39 (5.89) m/s0
22:00
Smoky haze
23 °C8% 5%75%761 mm HgNNE 16° 2.11 (5.61) m/s0
23:00
Smoky haze
23 °C8% 5%78%761 mm HgN 356° 1.61 (3.92) m/s0
Mon, Sep 21, 2026

Frequently asked questions about the 5-day weather in Shanghai

What will the weather be like in Shanghai over the next 5 days?

Over the next 5 days in Shanghai the temperature is expected to range from about 21 to 30 °C. See the detailed hourly forecast for each of the 5 days in the charts above.

On which of the next 5 days will it rain in Shanghai?

The chance of rain in Shanghai over the next 5 days reaches 26%. Check the 5-day precipitation chart above to see exactly which days and hours bring rain.

How accurate is the 5-day weather forecast for Shanghai?

A 5-day forecast is fairly reliable: the first 2–3 days are usually very accurate, while days 4–5 may be refined. The data is updated several times a day, so check back before important plans.

Which of the next 5 days in Shanghai will be the warmest and which the coolest?

Over the next 5 days the temperature in Shanghai ranges from about 21 to 30 °C. Compare the warmest and coolest day on the temperature chart above.

Will it be windy in Shanghai over the next 5 days?

Over the next 5 days the wind in Shanghai picks up to 5 m/s. The windiest days are easy to spot on the wind chart above.

Which day of the week in Shanghai is best for a walk or a trip?

For a walk or a trip, pick the days with the lowest chance of rain (up to 26%) and light wind — easy to compare on the 5-day charts above.

How can I best use the 5-day forecast for Shanghai?

The first 2–3 days are reliable enough for firm decisions, while days 4–5 are a guide that sharpens as they approach. The forecast is updated several times a day, so check again before important plans.

Will I need an umbrella or sunscreen in Shanghai this week?

Rain reaches a 26% chance across the next 5 days, so pack something waterproof for the wettest of them — the daily strip above shows which. Today’s UV index peaks at 7; sunscreen is worth it from about 3 upwards.

Shanghai on the map

Data Sources & Methodology

Our weather forecasts are powered by a professional weather data provider that aggregates data from national weather services, satellite observations, radar networks, and over 80,000 weather stations worldwide. Forecast data is updated multiple times daily. We convert raw data into clear summaries — wind speed in m/s, pressure in mmHg — so you can plan your day with confidence.