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ZIP 14740 · Sinclairville, New York

Current conditions and the National Weather Service 7-day forecast for ZIP code 14740, Sinclairville, New York — temperature, rain chance, wind, radar and alerts.

Saturday Aug 29 night: a low around 58°F. Sunday Aug 30: a high near 76°F and a low around 62°F. The wettest day looks like Monday Aug 31, near 0.42 in. Highs over the period run 74°F to 84°F.

National Weather Service forecast for ZIP 14740, Sinclairville, New York
DayHighLowPrecip
Saturday Aug 2958°
Sunday Aug 3076°62°0.16 in
Monday Aug 3180°67°0.42 in
Tuesday Sep 184°67°
Wednesday Sep 284°66°
Thursday Sep 379°61°
Friday Sep 474°58°
Saturday Sep 574°

NOAA NWS NDFD 2.5 km, run 2026-08-30 00:00 UTC · days are local time in America/New York. The live page updates continuously.

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