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Princeton Weather Warning NWS WEATHER ALERT FOR THE PRINCETON, NJ AREA - Issued: 126 AM EDT Thu Sep 3 2026 Princeton Weather Warning

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Princeton, NJ Weather - Hour by Hour Forecast

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Princeton, NJ Weather - Hour by Hour Forecast

24 Hour Forecast

Current Conditions - Light Rain. Temperature is 70°F21°C, dew point 69°F21°C, humidity 96%. Wind direction is SSW at 7 mph11 km/h with visibility of 10 mi16 km. Barometric pressure is 29.99 in1016 mb.
Today - Mostly cloudy with showers likely with a chance of thunderstorms this morning, then partly sunny with a slight chance of showers a.. Full Forecast
Tonight - Mostly cloudy. A chance of showers and thunderstorms, mainly in the evening. Humid with lows in the upper 60s. West winds around 5.. Full Forecast

Princeton Hourly Weather

24 Hour Forecast Scroll
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Princeton, NJ Hourly Weather - Cloudy - 6:00 AM Princeton, NJ Hourly Weather - Cloudy - 7:00 AM Princeton, NJ Hourly Weather - Cloudy - 8:00 AM Princeton, NJ Hourly Weather - Cloudy - 9:00 AM Princeton, NJ Hourly Weather - Cloudy - 10:00 AM Princeton, NJ Hourly Weather - Cloudy - 11:00 AM Princeton, NJ Hourly Weather - Cloudy - 12:00 PM Princeton, NJ Hourly Weather - Mostly Cloudy - 1:00 PM Princeton, NJ Hourly Weather - Mostly Cloudy - 2:00 PM Princeton, NJ Hourly Weather - Mostly Cloudy - 3:00 PM Princeton, NJ Hourly Weather - Mostly Cloudy - 4:00 PM Princeton, NJ Hourly Weather - Mostly Cloudy - 5:00 PM Princeton, NJ Hourly Weather - Mostly Cloudy - 6:00 PM Princeton, NJ Hourly Weather - Mostly Cloudy - 7:00 PM Princeton, NJ Hourly Weather - Mostly Cloudy - 8:00 PM Princeton, NJ Hourly Weather - Mostly Cloudy - 9:00 PM Princeton, NJ Hourly Weather - Cloudy - 10:00 PM Princeton, NJ Hourly Weather - Cloudy - 11:00 PM Princeton, NJ Hourly Weather - Cloudy - 12:00 AM Princeton, NJ Hourly Weather - Cloudy - 1:00 AM Princeton, NJ Hourly Weather - Cloudy - 2:00 AM Princeton, NJ Hourly Weather - Cloudy - 3:00 AM Princeton, NJ Hourly Weather - Cloudy - 4:00 AM Princeton, NJ Hourly Weather - Cloudy - 5:00 AM
Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy
71°F22°C 71°F22°C 72°F22°C 74°F23°C 77°F25°C 79°F26°C 81°F27°C 84°F29°C 86°F30°C 86°F30°C 86°F30°C 86°F30°C 84°F29°C 83°F28°C 81°F27°C 80°F27°C 78°F26°C 77°F25°C 76°F24°C 76°F24°C 75°F24°C 74°F23°C 74°F23°C 73°F23°C
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58% 58% 58% 10% 10% 10% 10% 10% 10% 31% 31% 31% 31% 31% 31% 64% 64% 64% 64% 64% 64% 49% 49% 49%
71°F22°C 71°F22°C 72°F22°C 73°F23°C 73°F23°C 74°F23°C 74°F23°C 74°F23°C 74°F23°C 74°F23°C 74°F23°C 74°F23°C 74°F23°C 74°F23°C 74°F23°C 74°F23°C 73°F23°C 73°F23°C 73°F23°C 72°F22°C 72°F22°C 72°F22°C 72°F22°C 72°F22°C
100% 100% 100% 97% 88% 85% 79% 72% 68% 68% 68% 68% 72% 74% 79% 82% 85% 88% 90% 87% 90% 93% 93% 97%
SW SW SW SW SSW SSW SSW SSW SSW SSW W W SSW SSW SW SW SW SSE SW SSW W WNW WNW NW
2 mph 4 mph 4 mph 4 mph 6 mph 6 mph 6 mph 8 mph 8 mph 8 mph 6 mph 6 mph 6 mph 3 mph 3 mph 3 mph 3 mph 3 mph 3 mph 3 mph 3 mph 3 mph 3 mph 3 mph
5 mi8 km 5 mi8 km 5 mi8 km 6 mi10 km 6 mi10 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 6 mi10 km 6 mi10 km 5 mi8 km
Hour (EDT)
Weather
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Dewpoint
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POP = Probability of Precipitation. ** Indicates missing data/values from KTTN model statistics.

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Prob Precip % = Probability of Precipitation.

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POP = Probability of Precipitation. ** Indicates missing data/values from model statistics.

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