10-Day Weather Forecast for Niwot, Colorado 80503 - The Weather Channel | weather.com

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Daily ForecastNiwot, Colorado 80503· as of 7:55 PM UTC

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Spring Is Here

Leaves Increasing On Trees In The South, Pollen On The Rise

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When Are The Average Last Freezes In The US?

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Allergy Season Grows Longer – Especially In These Places

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Record Warmth Is Almost Tripling Record Cold This Year

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Editor's Pick

Your Outlook For April-June: What's In Store For You

The forecast for April, May and June is giving early heat vibes across most of the country, but there is one region where below-average temperatures are expected.

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Sun & Moon

Chickpeas Can Be Grown In Space, Researchers Say

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