Hamburg Weather Forecast
- 76
- 93
Thunderstorms
- 76
- 92
Thunderstorms
- 77
- 96
Mostly Sunny
- 77
- 97
Hot
- 71
- 94
Chance Thunderstorms
- 65
- 83
Chance Thunderstorms
- 63
- 80
Partly Sunny
Today 26 Jul St. Charles
Mostly sunny with isolated Showers. Isolated Thunderstorms. Near steady temperature in the lower 90s. South Winds 5 to 10 Mph. Chance of rain 20 percent. Heat index Values up to 106.
Tonight 26 Jul St. Charles
Partly cloudy this Evening, then becoming mostly cloudy. Scattered Showers and Thunderstorms. Lows in the mid 70s. South Winds 5 to 10 Mph. Chance of rain 50 percent. Heat index Values up to 103 early this evening.
Hamburg Temperature Statistics
July Temperature
St. Louis, Spirit Of St. Louis Airport (3.7 miles)
Lowest 2 July, 2025
62.7 °FAverage July
80.9 °FHighest 23 July, 2025
96.7 °F
Climate (2020–Present)
St. Louis, Spirit Of St. Louis Airport (3.7 miles)
Average Low 2020–2025
45.8 °FAverage 2020–2025
56.8 °FAverage High 2020–2025
68 °F