Shanghai Weather in December
In December, Shanghai averages a high of 11°C (52°F) and a low of 3°C (38°F), from 51 years of daily records (1971–2026).
11°C
Average high
52°F
3°C
Average low
38°F
24°C
Record high
75°F · December 9, 2023
-8°C
Record low
18°F · December 29, 1991
What December Is Like in Shanghai
- The coldest December reading, -8°C (18°F) on December 29, 1991, has not been matched in 35 years.
- December is Shanghai's driest month, averaging 40 mm of rain against 189 mm in the wettest.
- On average, 7.4 nights in December drop below freezing.
- The warmest December in the record was 1994; the coldest was 1973.
At least 1 mm of rain falls on 18% of December days, and the month averages 40 mm in total.
Warmest: 2019 (13.8°C)Latest: 2025 (12.2°C)10-year averageLong-run average (11.1°C)
Look Up a Day in December
See the weather in Shanghai on any December date, year by year.
Source: NOAA GHCN-Daily, Shanghai/Hongqiao (1971–2008); Shanghai (1999–2026). Averages cover 1971–2026. How we compute this