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Allendale, New Jersey

Current conditions and the National Weather Service 7-day forecast for Allendale, New Jersey — temperature, rain chance, wind, radar and active alerts.

Saturday Aug 29 night: a low around 59°F. Sunday Aug 30: a high near 85°F and a low around 66°F. The wettest day looks like Tuesday Sep 1, near 0.22 in. Highs over the period run 79°F to 85°F.

National Weather Service forecast for Allendale, New Jersey
DayHighLowPrecip
Saturday Aug 2959°
Sunday Aug 3085°66°0.16 in
Monday Aug 3183°67°0.05 in
Tuesday Sep 185°68°0.22 in
Wednesday Sep 285°68°
Thursday Sep 384°65°
Friday Sep 481°62°
Saturday Sep 579°

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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