MOUNT SHASTA, CA

Total of Snowfall (Inches)

(045983)

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
1986-87-----z0.00x0.00 0.00 -----z-----z-----z-----z-----z-----z-----z-----z0.00j
1987-88-----z-----z-----z-----z-----z-----z32.90 0.00 2.00 0.30 1.00 1.30 37.50f
1988-890.00 0.00 0.00 0.00 4.30 35.80 25.50 1.60 15.60 3.40 0.00 0.00 86.20
1989-900.00 0.00 0.00 0.00 4.30 0.00 8.20 36.80 9.30 0.00 0.00 0.00 58.60
1990-910.00 0.00 0.00 0.00 3.60 4.70 3.00 2.00 46.80 0.10 6.10 0.00 66.30
1991-920.00 0.00 0.00 0.00 3.10 9.90 10.40 14.50 1.00 0.00 0.00 0.00 38.90
1992-930.00 0.00 0.00 0.00 5.90 104.80 43.50 28.90 3.00 0.00 0.00 0.00 186.10
1993-940.00 -----z0.00 0.00 0.50 9.70 13.50 26.10 0.70 3.00 0.00 0.00 53.50a
1994-950.00 0.00 0.00 0.00 41.10 22.40 10.80 1.50 17.40 4.10 0.00 0.00 97.30
1995-960.00 0.00 0.00 0.00 0.00 1.00 50.80 39.70 3.10 0.40 0.00 0.00 95.00
1996-970.00 0.00 0.00 2.50 3.20 15.50 11.00 3.30 1.10 1.90 0.00 0.00 38.50
1997-980.00 0.00 0.00 0.00 0.90 19.60 8.00 61.70 4.80 5.30 0.00 0.00 100.30
1998-990.00 0.00 0.00 0.00 17.20 12.00 6.50 46.00 25.20 20.40 0.00 0.00 127.30
1999-000.00 0.00 0.00 0.00 0.00 8.90 12.40 19.10 11.90 0.00 0.00 0.00 52.30
2000-010.00 0.00 0.00 0.00 6.50 1.00 27.70 54.30 4.10 6.40 0.00 0.00 100.00
2001-020.00 0.00 0.00 0.00 30.00 53.80 11.60 0.20 7.20 4.50 0.00 0.00 107.30
2002-030.00 0.00 0.00 0.00 0.00 76.10 0.00 0.60 0.30 25.40 0.00 0.00 102.40
2003-040.00 0.00 0.00 0.50 2.70 33.30 25.10 13.50 2.10 0.80 0.00 0.00 78.00
2004-050.00 0.00 0.00 0.50 3.20 62.00 27.50 0.00 1.00 6.90 0.00 0.00 101.10
2005-060.00 0.00 0.00 0.00 18.00 4.40 24.00 6.20 74.30 0.30 0.00 0.00 127.20
2006-070.00 0.00 0.00 0.00 16.90 10.20 3.00 23.80 2.00 3.40 1.00 0.00 60.30
2007-080.00 0.00 0.00 0.00 0.00 23.10 69.30 23.70 2.10 0.80 0.00 0.00 119.00
2008-090.00 0.00 0.00 0.20 0.50 22.10 4.90 58.60 13.90 2.60a0.00 0.00 102.80
2009-100.00 0.00 0.00 0.40 2.40 8.10 50.20 8.30 11.30 38.50 0.10 0.00 119.30
2010-110.00 0.00 -----z-----z33.60m30.40 1.70 25.50q98.10p0.00 0.00u0.00b32.10f
2011-120.00 0.00e0.00a0.00 3.30t-----z26.50w19.40u13.20 4.90k0.00h0.00c13.20f
2012-130.00m0.00n0.00n0.00m0.50v55.90 2.90 15.10 9.00 0.90 0.00 0.00 83.80e
2013-140.00 0.00 0.00 0.00 0.00 4.20 0.00 0.00 4.00 0.00 0.00 0.00f8.20a
2014-150.00 -----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00k
2015-16-----z-----z-----z-----z-----z-----z-----z4.30a3.30 0.00 0.00i0.00c7.60h
2016-17-----z-----z-----z0.00w2.50 7.50a45.40f2.10h5.00h0.10r0.00p0.00p10.00j
2017-18-----z0.00n-----z-----z-----z-----z4.00t0.00h-----z-----z-----z-----z0.00l
2018-19-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
2019-20-----z-----z-----z0.00 17.20 11.00 18.70c1.00j0.00y-----z-----z-----z46.90h
2020-21-----z0.00l0.00l0.00w0.30n6.60f0.00w1.00u17.00t-----z-----z-----z0.00l
2021-22-----z-----z-----z0.10 0.60 36.90d-----z-----z-----z-----z-----z-----z37.60i
2022-23-----z-----z-----z-----z14.00 23.60 9.50 53.00 69.10a1.20 0.00a0.00 170.40d
2023-240.00 0.00 0.00 0.00 0.00 0.10 19.50 2.20 3.00d-----z-----z-----z24.80c
Period of Record Statistics
MEAN0.00 0.00 0.00 0.15 7.09 23.60 18.35 19.46 12.48 4.66 0.32 0.05 93.53
S.D.0.00 0.00 0.00 0.48 10.10 25.01 17.28 20.38 19.02 8.89 1.21 0.25 34.46
SKEW0.00 0.00 0.00 4.32 1.91 1.59 1.29 0.80 2.34 2.70 4.45 5.00 0.51
MAX0.00 0.00 0.00 2.50 41.10 104.80 69.30 61.70 74.30 38.50 6.10 1.30 186.10
MIN0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.30 0.00 0.00 0.00 38.50
YRS27 25 26 28 28 30 29 28 29 28 26 28 21