Union Weather Forecast
- 32
- 52
Mostly Cloudy
- 38
- 58
Mostly Cloudy
- 52
- 62
Rain Showers Likely
- 47
- 68
Rain Showers
- 34
- 56
Mostly Sunny
- 41
- 61
Mostly Sunny
- 45
- 69
Mostly Cloudy
Today 13 Mar Hunterdon
Mostly sunny. Near steady temperature in the lower 50s. East Winds 5 to 10 Mph.
Tonight 13 Mar Hunterdon
Partly cloudy this Evening, then becoming mostly cloudy. Lows in the lower 30s. East Winds 5 to 10 Mph, becoming northeast after midnight.
Union Temperature Statistics
March Temperature
Somerville, Somerset Airport (14.9 miles)
Lowest 3 March, 2025
13.7 °FAverage March
41.5 °FHighest 11 March, 2025
70 °F
Climate (2020–Present)
Somerville, Somerset Airport (14.9 miles)
Average Low 2020–2025
43.3 °FAverage 2020–2025
54.2 °FAverage High 2020–2025
65.6 °F