10-day forecast for Princeton Junction, NJ: 57° to 90°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
88°
Best day: Tuesday, August 18
84° · 0.08 in
Worst day: Thursday, August 13
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1089° / 71°0.04
Morning75°feels 75°
Afternoon88°feels 87°
Evening73°feels 74°
Overnight73°feels 72°
89 °
Princeton Junction, Monday, 10 August
Light rain. High 89°, low 71°.
Pressure29.97 inHg
Wind7.4 mph W
Humidity36%
Visibility6.2 mi
Dew point60°
Tue, 1190° / 71°0.1
Morning71°feels 72°
Afternoon90°feels 89°
Evening79°feels 79°
Overnight78°feels 78°
90 °
Princeton Junction, Tuesday, 11 August
Rain. High 90°, low 71°.
Pressure29.85 inHg
Wind9.5 mph NW
Humidity48%
Visibility6.2 mi
Dew point64°
Wed, 1285° / 72°0
Morning75°feels 75°
Afternoon85°feels 87°
Evening81°feels 83°
Overnight73°feels 73°
85 °
Princeton Junction, Wednesday, 12 August
Overcast. High 85°, low 72°.
Pressure29.74 inHg
Wind10.3 mph W
Humidity52%
Visibility6.2 mi
Dew point65°
Thu, 1384° / 66°0.08
Morning74°feels 75°
Afternoon82°feels 82°
Evening72°feels 71°
Overnight72°feels 73°
84 °
Princeton Junction, Thursday, 13 August
Light rain. High 84°, low 66°.
Pressure29.74 inHg
Wind14.1 mph NW
Humidity40%
Visibility—
Dew point55°
Fri, 1478° / 58°0
Morning67°feels 66°
Afternoon76°feels 75°
Evening67°feels 66°
Overnight61°feels 60°
78 °
Princeton Junction, Friday, 14 August
Partly cloudy. High 78°, low 58°.
Pressure30.00 inHg
Wind15.2 mph NW
Humidity32%
Visibility—
Dew point44°
Sat, 1579° / 57°0
Morning66°feels 65°
Afternoon77°feels 76°
Evening68°feels 67°
Overnight61°feels 60°
79 °
Princeton Junction, Saturday, 15 August
Clear. High 79°, low 57°.
Pressure30.09 inHg
Wind13.7 mph NW
Humidity30%
Visibility—
Dew point42°
Sun, 1681° / 57°0
Morning68°feels 67°
Afternoon79°feels 78°
Evening71°feels 69°
Overnight64°feels 63°
81 °
Princeton Junction, Sunday, 16 August
Overcast. High 81°, low 57°.
Pressure30.12 inHg
Wind8.3 mph NW
Humidity26%
Visibility—
Dew point41°
Mon, 1784° / 62°0
Morning70°feels 69°
Afternoon78°feels 78°
Evening73°feels 73°
Overnight68°feels 68°
84 °
Princeton Junction, Monday, 17 August
Overcast. High 84°, low 62°.
Pressure30.00 inHg
Wind8.6 mph SW
Humidity37%
Visibility—
Dew point49°
Tue, 1888° / 64°0
Morning74°feels 74°
Afternoon86°feels 85°
Evening75°feels 75°
Overnight71°feels 71°
88 °
Princeton Junction, Tuesday, 18 August
Partly cloudy. High 88°, low 64°.
Pressure30.00 inHg
Wind9.4 mph SE
Humidity34%
Visibility—
Dew point54°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in Princeton Junction, NJ around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.