Rochester Area Forecast: Cool Temperatures Expected Through Saturday, Rain Arriving Sunday

Rochester, NY, September 18, 2026 —

Residents of Rochester, New York, can anticipate a shift in weather patterns this weekend, beginning with cooler temperatures that are expected to persist through Saturday, followed by rainfall on Sunday.

The forecast indicates that Friday night will be cool, with temperatures predicted to descend into the low 50s across the Rochester area. This cooler trend will carry over into Saturday, which is being described as “sweater weather,” with daytime high temperatures anticipated to reach the mid-to-upper 60s.

Looking ahead to Sunday, a low-pressure system is set to move into the region. This system is expected to bring precipitation starting in the early morning hours and continuing throughout the afternoon. The forecast suggests that heavier rainfall amounts may be concentrated in areas south of Rochester.

Specific details regarding the precise timing of the Sunday rainfall’s cessation or the exact volume of precipitation expected for different parts of the Rochester metropolitan area were not provided in the summary. Similarly, the potential impact of this weather system on local activities or infrastructure was not detailed.

Officials have not issued any specific advisories related to this upcoming weather system as of the latest reports. Residents are advised to monitor local weather updates for any changes or further details as the weekend progresses.

Story summarized from the original created by Victoria McIlvain on www.whec.com, see more information here.

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