Shanghai Weather

2025 Summer

Average Temperature
32.4 °C
High
/
25.4 °C
Low
617.9mm
Rain Volume
40.1°C
Peak Temp
17.5°C
Low Temp
92
Days Count

Temperature Trends

Daily high, low, and average

Weather Extremes

Most notable conditions during this period

Period High

40.1°C
Sunday, August 24
avg daily high: 32.4°C

Coolest Day

20.3°C
Sunday, June 1
avg daily high: 32.4°C

Period Low

17.5°C
Tuesday, June 3
avg night low: 25.4°C
Progress 0%
0 / 0 years
Analyzing Historical Data

Analyzing 15 years of historical data...

Analysis Period

Years: 15
Location: Shanghai
Period: 2025-06-01 to 2025-08-31

Weather Insights

Key findings from analysis for selected period

Variable with Hot Extremes

Worth noting

Average of 32.4°C but 30 very hot days (40.1°C peak).

High Rainfall Period

Worth noting

618mm of rain over 92 days. Wettest periods: June (312mm), July (233mm), August (73mm).

📅

Seasonal Weather Patterns

Info
Rainfall Patterns:
Wettest: June (312mm), July (233mm)
Driest: August (73mm), July (233mm)

Temperature Patterns (Monthly Averages):
Hottest months: August (35.5°C), July (33.1°C)
Coolest months: June (28.6°C), July (33.1°C)

Travel Recommendations:
Moderate visiting months: June (limited comfortable options).
⚠️

35 Exceptional Weather Events (showing top 3)

Info

The 3 most extreme of 35 notable days in this period:

Aug 24 Heat

Hottest day: 40.1°C — the average daily high in this period was 32.4°C

Aug 23 Heat

Very hot day: 39.1°C — the average daily high in this period was 32.4°C

Aug 21 Heat

Very hot day: 38.9°C — the average daily high in this period was 32.4°C

66 Extreme Heat Index Days

Worth noting

66 days with dangerous heat index levels (50.3°C average). Temperature 34.6°C combined with 73% humidity creates hazardous conditions.

High Humidity Levels

Info

Average humidity of 76% indicates persistently moist air conditions. Heat sensation amplified during warm periods (32.4°C average temperature). Humidity varied significantly (54%-96% range).

Related Weather Data

Quick Actions

WeatherWhen

Explore historical weather data from around the world. Compare cities, analyze climate trends, and discover weather patterns across different time periods.

🌍
Global Weather Data

Features

  • Historical weather data
  • City comparisons
  • Interactive charts
  • Climate analysis
  • Weather trends

Data Source

Weather data provided by Open-Meteo, offering reliable historical weather information from meteorological stations worldwide.

Data accuracy and availability may vary by location and time period.

© 2025 WeatherWhen. Historical weather data analysis tool.

Home Browse Cities Powered by Open-Meteo