Green Brook, NJ Weather Tomorrow

Follow tomorrow's Green Brook weather with an accurate 5 day outlook that includes precipitation chances, day and night conditions, high and low temperatures in Fahrenheit and Celsius, sunrise, sunset, sky conditions, wind chill, and wind speed with direction for the Green Brook area.
Updated: Sun Sep 13th 2026 1:00 PM EDT
Green Brook, NJ Weather – 9-13 – Sunny
80° / 68°
Sunny
Green Brook may see sunshine, with daytime highs of 80°F and overnight lows near 68°F. The chance of rain is 86% with an estimated 1.79in. Winds will be light at 6mph and gusts of 10.6mph at 5 PM. High humidity with average of 88% is anticipated, the maximum being 91% at 11 PM and 65% being its lowest at 4 PM. Barometric pressure is its highest of 29.9inHg at 2 PM, a lowest point of 29.85inHg at 5 PM with an avg 29.87inHg.
Green Brook, NJ Weather – 9-14 – Sunny
74° / 60°

Weather Tomorrow

Sunny
In Green Brook, it will be sunny with highs near 74°F and lows around 60°F. There might be light rainfall having a 17% chance with an estimated 0.01in. Wind will be moderate, blowing around 12mph on average and gusts of 27.6mph at 6 AM. Humidity levels should be comfortable, sitting around 58% on average, the maximum being 94% at 2 AM and 29% being its lowest at 4 PM. Barometric pressure is its highest of 30.27inHg at 10 PM, a lowest point of 29.86inHg at 1 AM with an avg 30.05inHg.
Green Brook, NJ Weather – 9-15 – Sunny
73° / 56°
Sunny
Daytime highs will reach 73°F with lows dropping to 56°F in Green Brook, where bright and sunny conditions. There's a very small chance of rainfall, only about 3%. Winds will be light at 7mph and gusts of 15.5mph at 9 PM. Humidity levels should be comfortable, sitting around 54% on average, the maximum being 70% at 11 PM and 38% being its lowest at 3 PM. Barometric pressure is its highest of 30.41inHg at 9 AM, a lowest point of 30.27inHg at 1 AM with an avg 30.35inHg.
Green Brook, NJ Weather – 9-16 – Sunny
80° / 59°
Sunny
Daytime highs will reach 80°F with lows dropping to 59°F in Green Brook, where it will be sunny. There's a very small chance of rainfall, only about 6%. Winds will be light at 6mph and gusts of 10.1mph at 11 PM. The humidity will be on the higher side, averaging about 66%, the maximum being 82% at 6 AM and 45% being its lowest at 3 PM. Barometric pressure is its highest of 30.38inHg at 7 AM, a lowest point of 30.27inHg at 6 PM with an avg 30.33inHg.
Green Brook, NJ Weather – 9-17 – Sunny
84° / 64°
Sunny
In Green Brook, bright and sunny conditions with highs near 84°F and lows around 64°F. There's a moderate 36% chance of rainfall with an estimated 0.02in. Winds will be light at 10mph and gusts of 18.8mph at 9 PM. The humidity will be on the higher side, averaging about 68%, the maximum being 87% at 9 PM and 46% being its lowest at 1 PM. Barometric pressure is its highest of 30.28inHg at 1 AM, a lowest point of 30.07inHg at 6 PM with an avg 30.18inHg.
Green Brook, NJ Weather – 9-18 – Sunny
77° / 64°
Sunny
In Green Brook, it will be sunny with highs near 77°F and lows around 64°F. There's a very small chance of rainfall, only about 7%. Winds will be light at 9mph and gusts of 18.4mph at 2 AM. The humidity will be on the higher side, averaging about 66%, the maximum being 82% at 12 AM and 43% being its lowest at 2 PM. Barometric pressure is its highest of 30.22inHg at 11 PM, a lowest point of 30.14inHg at 12 AM with an avg 30.18inHg.

Currently

Cloudy 72°F
29.91 inHg.
Barometer
90%
Humidity
WNW 3.6 mph
Wind
Cloudy

5 Day Forecast Nearby

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