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De Peyster, NY Weather Tomorrow

Before heading out, check tomorrow's De Peyster weather and the extended 5 day forecast featuring 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 across the De Peyster area and around St. Lawrence county, New York.
Updated: Tue Sep 1st 2026 12:00 PM EDT
De Peyster, NY Weather – 9-1 – Moderate Rain
74° / 62°
Moderate Rain
Rain is in the forecast for De Peyster, with a high of 74°F and a low of 62°F. The chance of rain is 92% with an estimated 2.73in. Winds will be light at 7mph and gusts of 14.6mph at 5 PM. High humidity with average of 90% is anticipated, the maximum being 96% at 9 PM and 79% being its lowest at 3 PM. Barometric pressure is its highest of 30inHg at 9 PM, a lowest point of 29.95inHg at 1 PM with an avg 29.97inHg.
De Peyster, NY Weather – 9-2 – Light Rain Shower
82° / 63°

Weather Tomorrow

Light Rain Shower
Daytime highs will reach 82°F with lows dropping to 63°F in De Peyster, where it will rain at times. The chance of rain is 88% with an estimated 0.37in. Wind will be moderate, blowing around 15mph on average and gusts of 31.6mph at 7 PM. High humidity with average of 86% is anticipated, the maximum being 98% at 11 PM and 55% being its lowest at 2 PM. Barometric pressure is its highest of 30.03inHg at 7 AM, a lowest point of 29.9inHg at 10 PM with an avg 29.97inHg.
De Peyster, NY Weather – 9-3 – Scattered Showers
76° / 64°
Scattered Showers
De Peyster is set for scattered showers with temperatures peaking at 76°F and dipping to 64°F. The chance of rain is 87% with an estimated 0.26in. Wind will be moderate, blowing around 11mph on average and gusts of 25.3mph at 3 AM. High humidity with average of 89% is anticipated, the maximum being 98% at 2 AM and 58% being its lowest at 5 PM. Barometric pressure is its highest of 29.9inHg at 12 AM, a lowest point of 29.81inHg at 5 PM with an avg 29.87inHg.
De Peyster, NY Weather – 9-4 – Scattered Showers
73° / 60°
Scattered Showers
Daytime highs will reach 73°F with lows dropping to 60°F in De Peyster, where on and off showers are set to occur. There's a moderate 50% chance of rainfall with an estimated 0.02in. Winds will be light at 9mph and gusts of 18.1mph at 11 PM. High humidity with average of 83% is anticipated, the maximum being 98% at 2 AM and 47% being its lowest at 1 PM. Barometric pressure is its highest of 29.97inHg at 9 PM, a lowest point of 29.86inHg at 3 AM with an avg 29.89inHg.
De Peyster, NY Weather – 9-5 – Mist
65° / 54°
Mist
De Peyster could see mist with daytime highs of 65°F and nighttime lows near 54°F. There's a moderate 43% chance of rainfall with an estimated 0.01in. Wind will be moderate, blowing around 11mph on average and gusts of 17.7mph at 8 AM. High humidity with average of 87% is anticipated, the maximum being 98% at 7 AM and 68% being its lowest at 3 PM. Barometric pressure is its highest of 30.08inHg at 11 PM, a lowest point of 29.93inHg at 2 AM with an avg 30.01inHg.
De Peyster, NY Weather – 9-6 – Sunny
74° / 55°
Sunny
De Peyster may see sunshine, with daytime highs of 74°F and overnight lows near 55°F. There's a very small chance of rainfall, only about 8%. Winds will be light at 6mph and gusts of 12.5mph at 5 PM. The humidity will be on the higher side, averaging about 74%, the maximum being 97% at 2 AM and 41% being its lowest at 2 PM. Barometric pressure is its highest of 30.17inHg at 8 AM, a lowest point of 30.08inHg at 2 AM with an avg 30.11inHg.

Currently

Moderate Rain 70°F
29.96 inHg.
Barometer
85%
Humidity
SE 6.8 mph
Wind
Moderate Rain

5 Day Forecast Nearby

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