MONTEBELLO, CA

Maximum of Precipitation (Inches)

(045790)

File last updated on March 29, 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)JANFEBMARAPRMAYJUNJULAUGSEPOCTNOVDECANN
19792.90 1.11 2.12 0.00 0.00 0.00 0.00 0.00 0.00 0.06 0.18 0.50 2.90
19801.75 3.06 1.56 0.65 0.20 0.00 0.00 0.00 0.00 0.00 0.00 0.88 3.06
19811.90 0.80a1.27 0.19 0.01 0.00 0.00 0.00 0.00 0.56 1.58 0.45 1.90a
19821.10 0.36 1.60 0.86 0.10 0.00 0.00a0.00 0.70 0.26b2.34a0.42 2.34d
19832.09 1.49 3.80 1.10 0.24 0.01 0.00 0.18 0.64 0.70a0.33 2.00 3.80a
19840.53n-----z0.00 0.75a0.00 0.00 0.00 0.31 0.00 0.00 0.58a1.44 -----z
19850.55 0.50 0.79 0.00 0.21 0.00 0.00 0.00 0.27 0.46 1.43 0.23 1.43
19861.44 3.26 1.11 0.71 0.00 0.00 0.03 0.00 0.79 0.02 0.00 0.26 3.26
19871.16 0.48 0.30 0.00 0.00 0.12 0.02 0.00a0.00 1.20a0.55 0.56 1.20b
19882.10 0.60b0.08 1.09 -----z0.00 0.00 0.00 0.03 0.00 0.45 1.20 -----z
19890.32 0.80 0.50 0.00 0.00 0.00 0.00 0.00 0.04 0.00e0.20 0.00 0.80e
19900.52 3.70 0.15 0.70 0.00a0.00 0.00 0.00 0.00 0.00a0.05 0.00 3.70b
19910.54a2.89 1.55 0.01 0.00 -----z-----z0.10 0.00 0.00b0.00 1.01 -----z
19921.04 2.30 1.00a0.10 0.04 0.00 0.15 0.00a0.00 -----z0.00 4.82 -----z
19934.90 2.30a1.44c0.00 0.02 0.80 0.00 0.00 0.00 0.02 0.36 0.40 4.90d
1994-----z0.97 0.71a1.00 0.19 0.00 0.00 0.00 0.00 0.20 0.40b0.54 -----z
19953.20 0.98 3.27 1.20 0.11 0.54 0.04 0.00e0.00 0.00 -----z0.38 -----z
1996-----z0.96a0.50 0.18 0.10 0.00 0.00 0.00 0.00 1.50 1.46 2.00 -----z
19971.68 0.10 0.00 -----z0.00 0.00 0.00 0.00 0.84 0.00 0.81 2.80a-----z
19981.94 3.17a3.10 1.08 1.60 0.01 0.00 0.00 0.00 0.00 1.00 0.27a3.17b
19990.48d0.34 0.50 1.50 0.10 0.02a0.00 0.00 0.00 0.00 0.23 0.41 1.50e
20000.50a2.36 1.35 0.91 0.08a0.00e0.00 0.00 0.00 0.62 0.00 0.00 2.36g
20013.57 2.28b0.51 0.00 0.00 0.00 0.02 0.00 0.00 0.06c1.14a0.66x-----z
20020.75b0.40a0.40b0.10 -----z0.00 0.00 0.00 0.00 0.00 1.73 1.40c-----z
20030.00 1.60e5.00a2.00e0.00b0.00 0.00 0.00 0.00 0.00 -----z-----z-----z
2004-----z0.90w-----z0.00 0.00 0.00 0.00 0.00 0.00j-----z-----z3.00 -----z
20057.87i-----z-----z0.00b0.00a0.00 0.00 0.00 2.50c0.00 0.00 0.00a-----z
20060.00c0.00 -----z0.00b0.00a0.00 0.00 0.00 0.00 0.00 -----z-----z-----z
20070.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 2.00 -----z-----z
2008-----z0.00 0.00 0.00 0.00 -----z0.00 0.00 -----z-----z-----z-----z-----z
2009-----z1.81 0.00 0.00 0.00 0.00 0.00 0.00 0.00 -----z-----z2.00 -----z
20107.00 -----z2.00 -----z0.00 0.00 0.00 0.00 0.00 0.00p-----z-----z-----z
2011-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
Period of Record Statistics
MEAN1.66 1.38 1.19 0.47 0.10 0.05 0.01 0.02 0.19 0.21 0.67 1.04 2.88
S.D.1.65 1.14 1.26 0.56 0.29 0.17 0.03 0.06 0.51 0.39 0.71 1.15 1.10
SKEW1.65 0.54 1.39 0.90 4.69 3.61 4.40 3.64 3.46 2.07 0.88 1.66 0.07
MAX7.00 3.70 5.00 2.00 1.60 0.80 0.15 0.31 2.50 1.50 2.34 4.82 4.90
MIN0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 1.20
YRS25 28 29 30 30 30 31 32 30 27 25 26 11