Sayreville, NJ Weather Tomorrow

Whether you're planning work or travel, tomorrow's Sayreville weather and 5 day forecast offer precipitation probability, daily and nightly weather conditions, high and low temperature trends, sunrise and sunset information, sky cover, wind speed, wind direction, and wind chill for the Sayreville area and around Middlesex county, New Jersey.
Updated: Wed Sep 9th 2026 8:45 PM EDT
Sayreville, NJ Weather – 9-9 – Overcast
86° / 61°
Overcast
Sayreville may see cloud-filled skies, with daytime highs of 86°F and overnight lows near 61°F. There's a very small chance of rainfall, only about 10%. Wind will be moderate, blowing around 12mph on average and gusts of 32mph at 11 PM. The humidity will be on the higher side, averaging about 70%, the maximum being 66% at 10 PM and 65% being its lowest at 11 PM. Barometric pressure is its highest of 30.02inHg at 10 PM, a lowest point of 29.99inHg at 11 PM with an avg 30.01inHg.
Sayreville, NJ Weather – 9-10 – Overcast
81° / 71°

Weather Tomorrow

Overcast
Sayreville may see overcast, with daytime highs of 81°F and overnight lows near 71°F. Rainfall predicted to have a 62% chance with an estimated 0.06in. Wind will be moderate, blowing around 12mph on average and gusts of 35.8mph at 2 AM. The humidity will be on the higher side, averaging about 73%, the maximum being 92% at 10 PM and 63% being its lowest at 3 AM. Barometric pressure is its highest of 29.97inHg at 12 AM, a lowest point of 29.84inHg at 4 PM with an avg 29.9inHg.
Sayreville, NJ Weather – 9-11 – Overcast
81° / 65°
Overcast
In Sayreville, it will be overcast with highs near 81°F and lows around 65°F. There might be light rainfall having a 18% chance with an estimated 0.01in. Winds will be light at 9mph and gusts of 21.5mph at 8 AM. Humidity levels should be comfortable, sitting around 53% on average, the maximum being 89% at 12 AM and 25% being its lowest at 4 PM. Barometric pressure is its highest of 30.06inHg at 10 PM, a lowest point of 29.9inHg at 2 AM with an avg 29.99inHg.
Sayreville, NJ Weather – 9-12 – Overcast
82° / 62°
Overcast
Cloud-filled skies are in the forecast for Sayreville, with a high of 82°F and a low of 62°F. There might be light rainfall having a 19% chance with an estimated 0.01in. Winds will be light at 9mph and gusts of 16.3mph at 7 PM. Humidity levels should be comfortable, sitting around 51% on average, the maximum being 77% at 10 PM and 33% being its lowest at 1 PM. Barometric pressure is its highest of 30.15inHg at 9 PM, a lowest point of 30.07inHg at 12 AM with an avg 30.12inHg.
Sayreville, NJ Weather – 9-13 – Light Rain Shower
79° / 68°
Light Rain Shower
Highs will reach 79°F with lows near 68°F in Sayreville, where rain showers are. The chance of rain is 91% with an estimated 0.73in. Winds will be light at 8mph and gusts of 20.4mph at 8 AM. High humidity with average of 91% is anticipated, the maximum being 98% at 8 PM and 77% being its lowest at 12 AM. Barometric pressure is its highest of 30.14inHg at 12 AM, a lowest point of 29.98inHg at 5 PM with an avg 30.05inHg.
Sayreville, NJ Weather – 9-14 – Overcast
87° / 68°
Overcast
Sayreville could see cloud-filled skies with daytime highs of 87°F and nighttime lows near 68°F. There might be light rainfall having a 23% chance with an estimated 0in. Winds will be light at 5mph and gusts of 12.8mph at 8 PM. The humidity will be on the higher side, averaging about 74%, the maximum being 96% at 5 AM and 49% being its lowest at 5 PM. Barometric pressure is its highest of 30.13inHg at 11 PM, a lowest point of 30.04inHg at 5 PM with an avg 30.08inHg.

Currently

Clear 79°F
30.03 inHg.
Barometer
56%
Humidity
SSW 14 mph
Wind
Clear

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