Hartford Weather Forecast
- 54
- 78
Mostly Sunny
- 63
- 79
Chance Thunderstorms
- 53
- 83
Rain Showers
- 51
- 72
Chance Thunderstorms
- 46
- 69
Mostly Sunny
- 47
- 69
Slight Chance Rain Showers
Today 25 Apr Madison
Sunny. Highs in the upper 70s. East Winds around 5 Mph.
Tonight 25 Apr Madison
Mostly clear in the Evening, then becoming partly cloudy. Lows in the mid 50s. East Winds around 5 Mph.
Hartford Temperature Statistics
April Temperature
St. Louis Regional Airport (5 miles)
Lowest 5 April, 2026
38.8 °FAverage April
60 °FHighest 3 April, 2026
82.4 °F
Climate (2021–Present)
St. Louis Regional Airport (5 miles)
Average Low 2021–2026
46.4 °FAverage 2021–2026
54.4 °FAverage High 2021–2026
66.7 °F