Niwot, in Colorado, United States, is home to roughly 4,000 people in the Mountain Time Zone at 40.1°N latitude.
Niwot has a humid continental climate. Average annual temperature is 35°F, with January lows around 12°F and July highs near 68°F. The city averages 34 inches of precipitation per year. The wettest month is typically April; the driest is June.