Port Chester, NY Weather Tomorrow

Get tomorrow's weather for Port Chester plus an extended 5 day forecast providing precipitation potential, daytime and nighttime forecasts, temperature highs and lows in Fahrenheit and Celsius, sunrise and sunset times, cloud cover, wind chill, wind speed, and wind direction for the Port Chester area and around Westchester county, New York.
Updated: Fri Oct 16th 2026 11:30 AM EDT
Port Chester, NY Weather – 10-16 – Scattered Showers
72° / 59°
Scattered Showers
Port Chester could see passing showers with daytime highs of 72°F and nighttime lows near 59°F. The chance of rain is 79% with an estimated 0.16in. Wind will be moderate, blowing around 19mph on average and gusts of 31.6mph at 8 PM. High humidity with average of 82% is anticipated, the maximum being 92% at 12 PM and 77% being its lowest at 5 PM. Barometric pressure is its highest of 29.81inHg at 12 PM, a lowest point of 29.65inHg at 6 PM with an avg 29.72inHg.
Port Chester, NY Weather – 10-17 – Overcast
59° / 45°

Weather Tomorrow

Overcast
It will be overcast in Port Chester, with a high of 59°F and a low of 45°F. Rainfall predicted to have a 58% chance with an estimated 0.06in. Winds will be strong at speeds peaking at 21mph and gusts of 32.5mph at 12 AM. Humidity levels should be comfortable, sitting around 59% on average, the maximum being 80% at 4 AM and 39% being its lowest at 5 PM. Barometric pressure is its highest of 30.38inHg at 11 PM, a lowest point of 29.8inHg at 12 AM with an avg 30.12inHg.
Port Chester, NY Weather – 10-18 – Sunny
56° / 41°
Sunny
It will be sunny in Port Chester, with a high of 56°F and a low of 41°F. There's a very small chance of rainfall, only about 4%. Wind will be moderate, blowing around 20mph on average and gusts of 29.3mph at 4 AM. Humidity levels should be comfortable, sitting around 47% on average, the maximum being 62% at 11 PM and 36% being its lowest at 2 PM. Barometric pressure is its highest of 30.57inHg at 11 AM, a lowest point of 30.39inHg at 12 AM with an avg 30.49inHg.
Port Chester, NY Weather – 10-19 – Overcast
56° / 47°
Overcast
In Port Chester, overcast is likely with a high near 56°F and a low around 47°F. The chance of rain is 79% with an estimated 0.28in. Winds will be strong at speeds peaking at 25mph and gusts of 35.3mph at 9 PM. The humidity will be on the higher side, averaging about 73%, the maximum being 84% at 8 PM and 63% being its lowest at 3 PM. Barometric pressure is its highest of 30.48inHg at 12 AM, a lowest point of 30.16inHg at 11 PM with an avg 30.32inHg.
Port Chester, NY Weather – 10-20 – Smoky Haze
64° / 51°
Smoky Haze
Highs will reach 64°F with lows near 51°F in Port Chester, where smoky Haze is. Rainfall predicted to have a 57% chance with an estimated 0.05in. Wind will be moderate, blowing around 20mph on average and gusts of 36.2mph at 6 AM. The humidity will be on the higher side, averaging about 61%, the maximum being 82% at 12 AM and 42% being its lowest at 2 PM. Barometric pressure is its highest of 30.27inHg at 11 PM, a lowest point of 30.12inHg at 6 AM with an avg 30.17inHg.
Port Chester, NY Weather – 10-21 – Sunny
57° / 49°
Sunny
Daytime highs will reach 57°F with lows dropping to 49°F in Port Chester, where it will be sunny. There's a very small chance of rainfall, only about 4%. Wind will be moderate, blowing around 19mph on average and gusts of 32mph at 1 AM. The humidity will be on the higher side, averaging about 61%, the maximum being 72% at 11 PM and 47% being its lowest at 2 PM. Barometric pressure is its highest of 30.42inHg at 11 PM, a lowest point of 30.27inHg at 12 AM with an avg 30.35inHg.

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