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Borough of Middlesex, NJMiddlesex, NJ Weather Forecast
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Middlesex Weather Forecast
| TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY |
 |  |  | | | | | |  |  | | |
| Chance of Showers | Sunny | Clear | Sunny | Mostly Clear | Sunny | Mostly Clear | Mostly Sunny | Partly Cloudy | Partly Sunny | Partly Cloudy | Mostly Sunny |
| Lo: 65°FLo: 18°C | Hi: 75°FHi: 24°C | Lo: 51°FLo: 11°C | Hi: 75°FHi: 24°C | Lo: 55°FLo: 13°C | Hi: 81°FHi: 27°C | Lo: 61°FLo: 16°C | Hi: 81°FHi: 27°C | Lo: 65°FLo: 18°C | Hi: 81°FHi: 27°C | Lo: 60°FLo: 16°C | Hi: 75°FHi: 24°C |
| POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 400 PM EDT Sun Sep 13 2026 
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Issued: 454 PM EDT Sun Sep 13 2026
Key Messages
1. Low pressure continues to depart through this afternoon resulting in at least partial clearing. A cold front moves through tonight and could bring a few showers as this occurs.
2. High pressure builds in to start the week and will dominate through at least Wednesday bringing fair and dry weather.
3. A cold front Thursday into Friday may bring some showers and thunderstorms.
Discussion
... KEY MESSAGE 1...Low pressure continues to depart through this afternoon resulting in at least par...