Historical weather data, all-time temperature records, and monthly climate averages for Clifton, CO. Explore typical weather conditions by week for trip planning, and see how today compares to the historical record.
April 4 in Clifton runs mild, with highs averaging 61° and lows around 36° across 63 years of records. Precipitation is rare — just a 14% chance — though temperatures have swung dramatically, from a brutal 22° low in 1977 to a shirt-sleeve 82° high in 2011.
Clifton's climate doesn't mess around at the extremes: the thermometer has hit 107° in July and plunged to -21° in February, a 128-degree spread between all-time records. Even snowfall punches above its weight here, with a single December storm dropping 8.5 inches back in 2009.
Clifton bakes through a long, hot summer — highs average 93° in July and stay above 80° from June through September. Winters are cold but relatively short, with January highs averaging just 35°. If you're hoping to avoid the heat and the rain, spring and early fall are your sweet spots; September is the wettest stretch of the year.