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ZIP 80544 · Niwot, Colorado

Current conditions and the National Weather Service 7-day forecast for ZIP code 80544, Niwot, Colorado — temperature, rain chance, wind, radar and alerts.

Saturday Aug 29 night: a low around 61°F. Sunday Aug 30: a high near 88°F and a low around 58°F. The wettest day looks like Monday Aug 31, near 0.11 in. Highs over the period run 83°F to 89°F.

National Weather Service forecast for ZIP 80544, Niwot, Colorado
DayHighLowPrecip
Saturday Aug 2961°
Sunday Aug 3088°58°0.04 in
Monday Aug 3183°57°0.11 in
Tuesday Sep 185°55°0.01 in
Wednesday Sep 288°56°
Thursday Sep 388°57°
Friday Sep 489°58°
Saturday Sep 589°

NOAA NWS NDFD 2.5 km, run 2026-08-30 03:00 UTC · days are local time in America/Denver. The live page updates continuously.

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