HOURGLASS RESERVOIR, CO

Total of Snowfall (Inches)

(054135)

File last updated on March 28, 2024
a = 1 day missing, b = 2 days missing, c = 3 days, ..etc..,
z = 26 or more days missing, A = Accumulations present
Long-term means based on columns; thus, the monthly row may not
sum (or average) to the long-term annual value.
MAXIMUM ALLOWABLE NUMBER OF MISSING DAYS : 5
Individual Months not used for annual or monthly statistics if more than 5 days are missing.
Individual Years not used for annual statistics if any month in that year has more than 5 days missing.

YEAR(S)JULAUGSEPOCTNOVDECJANFEBMARAPRMAYJUNANN
1988-89-----z-----z0.00d0.00 22.30a25.50 16.50 29.00 18.00 33.00 2.00 0.00a146.30b
1989-900.00 0.00 6.00 7.00 16.00 17.00 11.00 14.00 44.00 10.00 12.00 0.00 137.00
1990-910.00 0.00 0.00 25.00 12.00 8.00 7.00 8.00 22.00 15.00 18.00 0.00 115.00
1991-920.00 0.00 2.00 4.00 25.00 2.00 12.00 3.10 58.00c10.50 1.00 1.00 118.60
1992-930.00 0.00 0.50 1.00 37.50 11.50 19.00 20.00 25.00 29.00 2.00 2.00 147.50
1993-940.00 0.00 5.00 17.00 24.00 9.00 23.50 20.00 30.00 22.00 0.00 0.00 150.50
1994-950.00 0.00 2.00 5.50 15.00 6.00 4.10 17.00a24.00 40.00 48.00 3.00 164.60
1995-960.00 0.00 15.00 5.00 24.50 13.50 37.00 11.50 22.10a19.50 8.00 0.00 156.10
1996-970.00 0.00 0.00a10.00 17.00a25.00c19.00 12.00 13.00 48.50 2.00 0.00 146.50
1997-980.00 0.00 0.00 29.00 12.00 11.00b21.50 8.50 21.00 36.00 2.50 7.00 148.50
1998-990.00 0.00 0.00 14.00 7.00b21.50b26.50 9.00 11.50 45.00 17.50a5.00 157.00
1999-000.00 0.00 14.00 13.00 2.20c14.50 21.00 24.20 38.50 14.00b9.50 8.00 158.90
2000-010.00 0.00 6.00 1.50 18.00 24.50 3.00 17.00 18.50 34.50 25.00 0.70 148.70
2001-020.00 0.00 5.00 9.50 11.50 13.50 10.60 11.50 25.00 0.00u17.50d0.00 104.10a
2002-030.00 0.00 0.00 15.00 26.00 4.00c8.50a24.50 95.00 23.00 13.50c3.00 212.50
2003-040.00 0.00 1.00 0.50 25.00 15.00 13.00 15.50 10.00 35.50a10.50 0.00 126.00
2004-050.00 0.00 10.00 6.50 19.50a11.50a14.00 11.50 31.00 32.50f12.00 4.00 120.00a
2005-060.00 0.00 0.00 14.50 20.00 21.50 17.00 15.00 25.50 10.00d3.00 0.00 126.50
2006-070.00d0.00 6.00 30.00 13.50c64.50 15.00 11.50 20.50 28.50d11.00 0.50 201.00
2007-080.00 0.00c0.50 17.50 4.00c17.00b13.50 26.50 22.50 29.50c12.50 6.00 149.50
2008-090.00d0.00 0.00 7.50 8.50c22.50 22.50 9.50 12.00 46.00c4.50a0.00 133.00
2009-100.00 0.00c3.00 34.00 5.50c21.10d8.00 13.00 42.00 44.50d25.50 0.50 197.10
2010-110.00b0.00 0.00 15.00c22.00c22.00d19.00 30.00b25.00 49.00d32.50 0.00 214.50
2011-120.00 0.00 0.00 23.00c31.50d31.00 19.00c44.00 0.50 17.50c6.00 0.00 172.50
2012-130.00 0.00 0.00 12.50 2.50c22.00 9.00d15.50 29.00 63.50 40.00c0.00 194.00
2013-140.00 0.00 0.00 25.00a14.50c18.50c48.50c57.00 31.00 35.50 33.00b0.00 263.00
2014-150.00 0.00 0.00 6.00 22.00c26.00 10.00 38.50 23.00 48.50 20.00c0.00 194.00
2015-160.00 0.00 0.00 11.00 44.00 27.00 12.50c33.00 53.50 50.00 16.50c0.00 247.50
2016-170.00 0.00 1.50 5.00 12.00 36.00d60.00e24.00 23.50 47.00 51.00 0.00 260.00
2017-180.00 0.00 1.00 31.50a25.50c24.00 17.50 34.00b33.50 30.00a14.00b0.00 211.00
2018-190.00 0.00 0.00 28.00 34.00b13.00 25.00 10.00a60.00 20.50c24.00 3.00a217.50
2019-200.00 0.00 0.00 41.00 24.00 26.00c15.50 36.00 31.00 40.00 5.00 7.00 225.50
2020-210.00 0.00 10.50 27.00b14.00b11.50 18.00 36.50 80.50 39.50a25.50 0.00 263.00
2021-220.00 0.00 1.50 -----z-----z-----z-----z-----z-----z-----z-----z-----z1.50i
Period of Record Statistics
MEAN0.00 0.00 2.66 14.91 18.55 19.29 18.10 20.92 30.90 32.74 15.91 1.54 178.57
S.D.0.00 0.00 4.16 11.04 9.91 11.35 11.69 12.30 19.76 13.98 13.38 2.46 44.76
SKEW0.00 0.00 1.71 0.57 0.43 1.83 1.93 0.98 1.56 -0.01 1.03 1.44 0.49
MAX0.00 0.00 15.00 41.00 44.00 64.50 60.00 57.00 95.00 63.50 51.00 8.00 263.00
MIN0.00 0.00 0.00 0.00 2.20 2.00 3.00 3.10 0.50 10.00 0.00 0.00 115.00
YRS33 33 34 33 33 33 33 33 33 31 33 33 30