Historical weather data, all-time temperature records, and monthly climate averages for Superior, CO. Explore typical weather conditions by week for trip planning, and see how today compares to the historical record.
April 5 in Superior sits right on the edge of spring uncertainty — the average high reaches a pleasant 60°, but 130 years of history show this date can swing wildly, from a balmy 80° in 1991 to a brutal 5° low back in 1939. There's a 16% chance of snow today, so don't put the scraper away just yet.
Superior's weather has genuine extremes on both ends — the thermometer has topped out at 104° (June 1954) and bottomed out at -33° (January 1930), a 137-degree spread that tells you this is no mild-mannered Front Range town. The single-day records are equally dramatic: 9.08 inches of rain on September 12, 2013, and a staggering 22.1 inches of snow in a single October day in 1997.
Summers in Superior are warm and dry, peaking in the July 9–15 window with average highs of 87°, while January and February sit in the mid-to-upper 40s — cool but manageable. If you're trying to dodge rain, aim for late summer or fall; the wettest stretch of the year runs mid-May, averaging 0.75 inches of precipitation in a single week.