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Island Park, Idaho

Current conditions and the National Weather Service 7-day forecast for Island Park, Idaho — temperature, rain chance, wind, radar and active alerts.

Saturday Aug 29 night: a low around 37°F. Sunday Aug 30: a high near 66°F and a low around 32°F. The wettest day looks like Sunday Aug 30, near 0.34 in. Highs over the period run 66°F to 73°F.

National Weather Service forecast for Island Park, Idaho
DayHighLowPrecip
Saturday Aug 2937°0.06 in
Sunday Aug 3066°32°0.34 in
Monday Aug 3172°37°
Tuesday Sep 173°38°
Wednesday Sep 269°36°
Thursday Sep 370°36°
Friday Sep 470°37°
Saturday Sep 571°

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

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