| Weather Source |
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| Year | Lowest Temperature (F) | Highest Temperature (F) | Warmest Minimum Temperature (F) | Coldest Maximum Temperature (F) | Average Minimum Temperature (F) | Average Maximum Temperature (F) | Mean Temperature (F) | Total Precipitation (In) | Total Snowfall (In) | Max 24hr Precipitation (In) | Max 24hr Snowfall (In) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2013 | 6 | 71 | 43 | 21 | 25.4 | 49.5 | 37.5 | 1.78 | 25.00 | 0.52 | 8.00 |
| 2012 | 17 | 78 | 52 | 29 | 35.6 | 62.9 | 49.3 | 0.00 | 0.00 | 0.00 | 0.00 |
| 2011 | 17 | 73 | 40 | 22 | 29.6 | 55.4 | 42.5 | 0.24 | 1.00 | 0.10 | 1.00 |
| 2010 | 8 | 78 | 43 | 28 | 28.6 | 51.9 | 40.3 | 2.73 | 22.00 | 1.39 | 11.00 |
| 2009 | 10 | 74 | 47 | 26 | 28.7 | 55.0 | 41.9 | 1.63 | 16.50 | 1.50 | 16.00 |
| 2008 | 15 | 72 | 39 | 24 | 26.3 | 50.9 | 38.6 | 1.15 | 10.00 | 0.31 | 2.00 |
| 2007 | 15 | 75 | 51 | 27 | 33.8 | 56.5 | 45.1 | 1.60 | 7.50 | 0.51 | 5.00 |
| 2006 | 12 | 74 | 42 | 22 | 26.5 | 49.5 | 38.0 | 1.38 | 9.50 | 0.38 | 2.00 |
| 2005 | 19 | 71 | 50 | 28 | 29.9 | 50.9 | 40.4 | 0.93 | 7.00 | 0.55 | 5.00 |
| 2004 | 22 | 77 | 51 | 37 | 34.1 | 59.5 | 46.8 | 0.64 | 5.00 | 0.60 | 4.00 |
| 2003 | 7 | 74 | 50 | 21 | 31.5 | 50.5 | 41.0 | 4.43 | 45.50 | 1.75 | 27.00 |
| 2002 | -1 | 69 | 42 | 11 | 21.1 | 46.3 | 33.7 | 0.95 | 8.50 | 0.49 | 5.00 |
| 2001 | 15 | 67 | 44 | 32 | 28.6 | 49.9 | 39.2 | 1.54 | 7.30 | 0.46 | 2.00 |
| 2000 | 22 | 69 | 39 | 28 | 30.0 | 52.4 | 41.2 | 1.62 | 12.00 | 0.79 | 5.00 |
| 1999 | 17 | 75 | 38 | 28 | 28.9 | 57.5 | 43.3 | 0.50 | 4.00 | 0.26 | 2.00 |
| 1998 | 1 | 76 | 45 | 19 | 24.6 | 50.3 | 37.4 | 2.86 | 27.00 | 0.92 | 12.00 |
| 1997 | 0.33 | 7.60 | 0.18 | 4.00 | |||||||
| 1996 | 1.54 | 12.00 | 0.73 | 5.50 | |||||||
| 1995 | 1.20 | 10.00 | 0.43 | 4.00 | |||||||
| 1994 | 1.56 | 11.50 | 0.52 | 5.00 | |||||||
| 1993 | 2.12 | 4.00 | 0.72 | 2.00 | |||||||
| 1992 | 5.52 | 23.50 | 2.41 | 21.00 | |||||||
| 1991 | 0.35 | 2.50 | 0.16 | 1.50 | |||||||
| 1990 | 4.72 | 37.50 | 2.52 | 26.50 | |||||||
| 1989 | 0.55 | 5.00 | 0.27 | 3.50 | |||||||
| 1988 | 1.62 | 16.00 | 0.58 | 6.50 | |||||||
| 1987 | 1.82 | 17.00 | 0.41 | 4.50 | |||||||
| 1986 | 0.76 | 6.50 | 0.28 | 3.00 | |||||||
| 1985 | 0.95 | 12.50 | 0.46 | 6.00 | |||||||
| 1984 | 1.80 | 11.50 | 0.90 | 6.00 | |||||||
| 1983 | 5.47 | 23.70 | 1.51 | 6.50 | |||||||
| 1982 | 0.78 | 4.00 | 0.41 | 2.00 | |||||||
| 1981 | 2.77 | 19.00 | 1.02 | 5.50 | |||||||
| 1980 | 1.84 | 14.60 | 0.63 | 4.10 | |||||||
| 1979 | 2.09 | 14.50 | 0.45 | 4.50 | |||||||
| 1978 |
| Station Details for: "Ralston Reservoir" (Jefferson County) View Map | |
|---|---|
| Weather Source ID | 12152 |
| National Weather Service ID (NWS) | GDNC2 |
| NWS Cooperative Observer ID (COOP) | 056816 |
| International Civil Aviation Organization ID (ICAO) | |
| World Meteorological Organization ID (WMO) | |
| Latitude: 39.8297 Longitude: -105.235 Elevation: 1798.32m (5899.982ft) | |
| Zip Code: 80402 | |