Union Weather Forecast
- 54
- 74
Mostly Cloudy
- 57
- 77
Partly Sunny
- 42
- 72
Sunny
- 42
- 66
Sunny
- 47
- 70
Mostly Sunny
- 54
- 76
Partly Sunny
Today 17 Sep Southern Carroll
Mostly cloudy this Morning, then becoming partly sunny. Patchy fog this morning. Highs in the lower 70s. Light and variable Winds.
Tonight 17 Sep Southern Carroll
Partly cloudy. Isolated Showers after midnight. Patchy fog after midnight. Lows in the lower 50s. Light and variable Winds. Chance of rain 20 percent.
Union Temperature Statistics
September Temperature
Rochester - Skyhaven Airport (15.5 miles)
Lowest 10 September, 2025
45 °FAverage September
62.6 °FHighest 3 September, 2025
82 °F
Climate (2020–Present)
Rochester - Skyhaven Airport (15.5 miles)
Average Low 2020–2025
41.4 °FAverage 2020–2025
51.1 °FAverage High 2020–2025
60.9 °F