Princeton Junction Weather Forecast
- 65
- 75
Chance Rain Showers
- 70
- 86
Rain Showers
- 65
- 92
Chance Thunderstorms
- 65
- 85
Mostly Sunny
- 70
- 89
Slight Chance Thunderstorms
- 73
- 93
Partly Sunny
Today 17 Jun Mercer
Cloudy. Areas of drizzle with a slight chance of Showers this Morning, then a chance of Showers with a slight chance of Thunderstorms this afternoon. Areas of fog this Morning, then patchy fog this afternoon. Highs in the mid 70s. East Winds 5 to 10 Mph. Chance of rain 40 percent.
Tonight 17 Jun Mercer
Cloudy with a chance of Showers with a slight chance of Thunderstorms. Patchy fog. Humid with Lows in the mid 60s. Southeast Winds 5 to 10 Mph. Chance of rain 50 percent.
Princeton Junction Temperature Statistics
June Temperature
Trenton, Mercer County Airport (10.6 miles)
Lowest 2 June, 2025
45.6 °FAverage June
68.8 °FHighest 12 June, 2025
88 °F
Climate (2020–Present)
Trenton, Mercer County Airport (10.6 miles)
Average Low 2020–2025
46.3 °FAverage 2020–2025
55.3 °FAverage High 2020–2025
64.4 °F