Plainsboro Township Weather Forecast
- 24
- 53
Rain Showers
- 23
- 33
Mostly Cloudy
- 20
- 35
Mostly Cloudy
- 15
- 29
Slight Chance Snow
- 16
- 30
Partly Sunny
- 19
- 34
Slight Chance Freezing Rain
Today 29 Dec Middlesex
Rain in the Morning, then partly sunny with a chance of rain in the afternoon. Breezy and not as cool with Highs around 50. Temperature falling into the lower 40s in the afternoon. Southwest Winds 10 to 15 Mph with Gusts up to 35 Mph, becoming west 15 to 25 Mph with Gusts up to 45 Mph in the afternoon. Chance of rain 90 percent.
Tonight 29 Dec Middlesex
Partly cloudy and Blustery, cold with Lows in the mid 20s. West Winds 20 to 25 Mph with Gusts up to 45 Mph.
Plainsboro Township Temperature Statistics
December Temperature
Trenton, Mercer County Airport (12.4 miles)
Lowest 9 December, 2025
10.9 °FAverage December
31.6 °FHighest 19 December, 2025
57 °F
Climate (2020–Present)
Trenton, Mercer County Airport (12.4 miles)
Average Low 2020–2025
46.1 °FAverage 2020–2025
55.3 °FAverage High 2020–2025
64.3 °F