Old Union Weather Forecast
- 49
- 73
Increasing Clouds
- 55
- 72
Mostly Cloudy
- 59
- 68
Rain Showers Likely
- 64
- 78
Chance Thunderstorms
- 67
- 83
Mostly Cloudy
- 62
- 84
Chance Thunderstorms
Today 19 Apr Limestone
Sunny. Highs in the lower 70s. Northeast Winds 5 to 10 Mph.
Tonight 19 Apr Limestone
Mostly cloudy. Much cooler with Lows in the mid 40s. Northeast Winds 5 to 10 Mph.
Old Union Temperature Statistics
April Temperature
Mexia Limestone County Airport (16.8 miles)
Lowest 6 April, 2026
46.9 °FAverage April
67.5 °FHighest 1 April, 2026
86.4 °F
Climate (2021–Present)
Mexia Limestone County Airport (16.8 miles)
Average Low 2021–2026
58.3 °FAverage 2021–2026
68.2 °FAverage High 2021–2026
79.1 °F