SANTA ROSA, CA

Total of Precipitation (Inches)

(047965)

File last updated on December 12, 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
1902-----z-----z-----z-----z-----z0.00 -----z0.00 0.00 3.72r5.02s3.93o0.00i
19036.38 2.58 6.49 0.60 0.00 0.03 0.00 0.00 0.00 0.64 9.65 3.59 29.96
19041.77 12.23 12.93 2.99 0.24 0.07 0.00 0.00 4.39 4.60 2.74 4.50 46.46
19055.53 4.26 5.59 1.45 2.93 0.00 0.00 0.00 0.00 0.00 1.97 1.81v21.73a
190610.95 5.24 -----z0.72 3.31 1.23 0.00 -----z0.16 0.00 1.88 6.79 30.28b
19077.27h5.17 10.61l0.34 0.32 1.00 0.00 0.00 0.46 0.87 0.13 6.46j8.29c
19085.51k2.39u1.45 0.30 0.59w0.08 0.02 0.00 0.00 1.37 2.12 4.00 9.34c
190918.45 8.74 3.22r0.00 0.00 0.07 0.00 0.00 1.29 1.73 3.35u7.61 37.89b
19104.94 3.75 4.17 0.85 0.08 0.05 0.00 0.00 -----z0.68 1.70t1.68 16.20b
191114.20 2.75 4.96 3.04 0.44 0.02 0.00 0.00 0.00 0.58 0.72 2.41 29.12
19123.39 1.09 4.69 1.54 2.88 1.14 0.00 0.00 2.99 1.47 5.11 1.78 26.08
19136.11 0.58 2.73 1.91 1.28 0.05 0.07 0.00 0.00 0.00 7.50 8.90u20.23a
191414.00 -----z-----z-----z0.95 0.41 -----z-----z0.07 1.91 1.30 7.23 25.87e
19159.08 13.52 3.98 0.65 4.82 -----z-----z0.00 -----z0.20 1.71 6.04u33.96d
191615.22h3.53 1.89 -----z0.65 0.06 0.61 0.32 -----z1.17 2.68 5.92s10.91d
1917-----z5.15q-----z2.52w0.14 0.02 -----z0.00 -----z0.00 1.49 2.25 3.90f
19181.43 7.06 4.73 0.86 -----z-----z-----z-----z2.52x1.04 3.96 2.55x19.08f
19195.59u8.52l2.30v0.50y-----z-----z-----z-----z0.58 -----z-----z4.35 4.93j
1920-----z1.35w3.06t2.46x-----z-----z-----z-----z0.10 3.00y7.78p8.65 8.75j
19219.60q1.83 5.26t1.47y1.19y-----z-----z-----z-----z0.63 2.03x8.78p2.46j
19221.10y6.81l3.46s-----z0.52 -----z-----z-----z-----z2.79w4.92 10.84p5.44j
19232.27v-----z-----z5.24 0.22a0.44 -----z-----z1.78 0.50 0.48a1.25 9.91e
19244.50 5.58v0.83 0.43 0.33 0.01 0.01 0.01 0.01 4.34 2.35s7.02t10.47c
19251.88 14.42 3.93 1.77 5.11 0.01 0.07 0.01 1.17 0.19 3.53 1.53 33.62
19268.84 6.88 0.25 9.58 0.40 0.00 0.02 0.03 0.02 1.37 12.64 2.83 42.86
19276.82 11.03e3.47a3.47 0.43 0.40 0.01 0.01 0.01 1.98 7.48 3.24t35.11a
19283.10 3.52 6.96 1.97 0.18 0.00 0.00 0.00 0.00 0.34 4.28 3.21x20.35a
19291.48 2.10 2.10 1.30 0.13 2.43y0.00 0.00 0.00 0.04 0.00 12.47 19.62a
19305.40 3.91 2.53 1.53 0.62 0.00 0.00 0.00 0.44 0.87 1.40 0.62 17.32
19313.48e1.87 2.94 0.49 0.90 0.67 0.00 0.00 0.00 1.40 2.27 11.29 25.31
19323.45 1.49 1.21 1.43 1.65 0.00 0.00 0.00 0.00 0.08 1.69 4.06 15.06
19336.40 1.51 4.64 0.12 2.23 0.00 0.02 0.00 0.17 2.02 0.00 8.14 25.25
19341.75 4.69 1.13 0.73 1.39 1.00 0.00 0.00 0.03 2.28 5.19 3.45 21.64
19357.36 3.50 6.31 6.87 0.00 0.00 0.00 0.12 0.23 1.02 1.47 2.95a29.83
19367.77 11.81 1.58 1.86 0.61 0.80 0.00 0.03 0.00 0.22 0.02 2.90 27.60
19374.92 8.59 6.31 1.87 0.19 1.28 0.05 0.00 0.00 1.06 7.46a5.40 37.13
19384.77 9.66 8.03 2.45 0.06 0.00 0.02 0.00 0.38 2.18 2.22 2.14 31.91
19393.36 1.61 2.41 0.14 1.12 0.00 0.00 0.00 0.08 0.52 0.46 2.88 12.58
194010.87 12.31 7.14 1.84 1.96 0.07 0.00 0.00 0.50 1.82 2.59 13.56 52.66
194111.02 8.22 5.59 6.71 1.84 0.30 0.00 0.00 0.13 1.53 3.58 9.12 48.04
19426.50 8.65 3.78 5.58 1.67 0.00 0.02 0.00 0.15 1.23 5.75 5.80 39.13
19439.28 2.73 4.85 2.67 0.05 0.00 0.03 0.00 0.00 0.68 1.16 2.38 23.83
19445.07 7.66 2.25 2.15 1.58 0.28 0.00 0.00 0.02 2.45 5.90 4.22 31.58
19453.13 4.92 5.82 0.33 1.39 0.00 0.00 0.00 0.00 2.91 4.23 10.37 33.10
19462.32 2.98 2.20 0.10 0.47 0.00 0.20 0.00 0.06 0.28 4.08 3.66 16.35
19470.76 3.82 4.94 0.65 0.40 1.63 0.00 0.00 0.00 5.28 1.55 1.22 20.25
19484.18 1.51 5.57 7.61 1.03 0.25 0.06 0.00 0.13 0.85 1.87 4.67 27.73
19491.39 3.32 6.83 0.08 0.74 0.00 0.05 0.04 0.02 0.02 2.12 2.79 17.40
195010.12 5.15 3.29 1.31 0.56 0.06 0.00 0.00 0.00 3.46 7.19 9.38 40.52
19515.14 2.84 1.25 1.27 1.48 0.00 0.00 0.01 0.04 2.68 6.26 8.01 28.98
195210.19 2.88 4.62 0.84 0.57 1.38 0.04 0.00 0.05 0.08 2.73 14.72 38.10
19536.74 0.08 3.17 3.91 0.57 0.97 0.00 0.17 0.00 1.31 4.15j0.96 17.88a
19547.80 3.19 5.74 3.23 0.37 0.26 0.00 1.35 0.00 0.90 5.64 4.43 32.91
19553.63 1.22 0.60 3.68 0.01 0.00 0.00 0.00 0.45 0.51 3.28 17.89 31.27
195611.78 6.15 0.31 2.48 1.28 0.10 0.00 0.00 0.17 2.28 0.23 0.38 25.16
19573.85 5.57 2.49 2.32 3.93 0.08 0.00 0.00 2.16 6.16 0.93 3.99 31.48
19587.18 11.94 6.87 5.43 0.45 0.44 0.01 0.01 0.03 0.15 0.29 1.96 34.76
19597.75 6.24 1.60 0.25 0.16 0.00 0.00 0.00 3.16 0.14 0.08 1.80 21.18
19605.65 8.46 6.05 1.38 0.80 0.00a0.00 0.00 0.01 0.71d3.81 4.50 31.37
19615.22 3.29 4.60 1.07 0.77 0.16 0.00 0.03 0.57 0.17 2.88 3.93c22.69
19622.02 8.79 4.34 0.51a0.06 0.00 0.00 0.08 0.36 9.47 0.95 4.64 31.22
19633.75 4.22 4.94 6.57 0.66 0.00 0.00 0.01 0.09 2.61 7.53 0.81 31.19
19645.19 0.33 1.97 0.33 0.40 1.10 0.00 0.02 0.00 2.31 6.12 8.64 26.41
19656.63 1.24 0.97 5.04 0.00 0.00 0.01 0.50 -----z0.23 6.11 3.74 24.47a
19668.62 3.30 0.97 1.31 0.21 0.13 0.00 0.12 0.35 0.01 7.61 6.55 29.18
196712.42 0.58 5.86 6.72 0.17 1.94 0.00 0.00 0.07 0.86 2.68 4.01 35.31
19687.63 4.82 4.20 0.48 0.26 0.00 0.00 1.68 0.02 2.07 3.39 9.09 33.64
196913.25 8.23 1.79 3.23 0.03 0.04 0.00 0.00 0.03 2.42 1.19 11.79 42.00
197015.89 3.17 3.44 0.07 0.00 0.44 0.00 0.00 0.00 2.24 8.97 10.78 45.00
19713.13 0.19 4.05 1.22 0.24 0.05 0.00 0.03 0.34 0.49 2.39 5.49 17.62
19721.89 3.49 1.02 1.79 0.09 0.13 0.05 0.11 0.66 3.47 6.87 5.12 24.69
197315.38 7.17 3.48 0.65 0.03 0.00 0.00 0.00 0.74 2.37 13.23 5.33 48.38
19746.48 3.54 6.67 2.87 0.09 0.00 1.61 0.00 0.00 1.27 1.20 3.80 27.53
19751.98 9.88 7.84 1.71 0.02 0.10 0.00 0.21 0.02 6.44 1.58 0.89 30.67
19760.39 2.61 0.92 2.62 0.00 0.03 0.00 0.78 0.66 0.46 1.76 1.15 11.38
19772.01 1.93 2.65 0.23 1.43 0.00 0.00 0.00 1.16 0.65 0.03 5.22 15.31
19789.81 2.44d-----z2.29 0.08 0.00 0.00 0.00 1.38 0.00 -----z0.41 16.41b
1979-----z-----z-----z-----z-----z-----z0.01 0.00 0.09 4.14 5.99 7.71 17.94f
19807.09 8.82 1.52 2.00 0.19 0.27 0.00 0.00 0.00 0.38 0.50 6.60a27.37
19817.81 2.60 3.58 0.20 0.63 0.00 0.02 0.00 0.24 2.76 8.91 11.29 38.04
19828.72 5.23 6.50 4.00 0.00 0.03 0.00 0.00 0.97 4.30a8.44 3.61 41.80
19838.39 9.83 15.74 3.46 0.92 0.00 0.00 0.75 0.24 -----z11.21 11.33 61.87a
19840.65 2.45 2.25 1.18 0.11 0.13 0.00 0.17 0.09 2.36 10.92 2.60 22.91
19851.87 3.01 4.61 -----z0.04 0.02 0.03 0.00 1.18 1.40 4.50 3.72 20.38a
19866.64 15.94 5.90 0.83 0.82 0.00 0.00 0.00 2.75 0.55 0.20 2.65 36.28
19875.01 5.45a4.83 0.16 0.08 0.01 0.01 0.00 0.00 1.37 4.14 6.11 27.17
19886.99 0.40 0.02 1.53 0.73 0.49 0.00 0.00 0.00 0.11 4.89 4.07 19.23
19891.47 1.53a10.22 1.22 0.13 0.22 0.00 0.04 2.72 2.65 1.71 0.00 21.91
19905.74 3.27 2.03 0.24 5.46 0.01 0.00 0.00 0.27 0.62 0.44 1.16 19.24
19910.75 4.72 13.74 0.33 0.13 0.72 0.00 0.05 0.01 1.74 1.15 2.91 26.25
19922.03 9.34 4.69 1.64 0.00 0.79 0.00 0.00 0.00 3.65 0.31 8.73 31.18
199311.48 5.58a3.44 1.60 1.43 1.06 0.00 0.00 0.00 3.06 3.39 3.94 34.98
19943.38 4.80 0.34 1.56 0.89 0.00 0.02 0.00 0.01 1.02 7.21 3.37 22.60
199517.08 1.54 11.52 3.01 1.78 0.76 0.00 0.00 0.00 0.00 0.41 9.38 45.48
19968.94 9.43 2.58 3.89 3.69 0.00 0.00 0.00 0.05 0.89 3.47 11.83 44.77
199711.40 0.86 1.37 1.28 0.87 0.42 0.00 1.01 0.46 1.48 7.42 3.29 29.86
199810.70 19.42 3.89 2.65 4.04 0.00 0.00 0.00 0.05 1.06 5.88 1.35 49.04
19995.12 12.37 4.29 2.13 0.13 0.15 0.00 0.00 0.17 0.99 3.59 0.70 29.64
20005.44 11.65 3.07 2.43a1.48 0.25 0.00 0.01 0.54 3.45 1.65 0.86 30.83
20015.27 5.94 1.51 1.41 0.00 0.48 0.00 0.00 0.13 0.96 9.00 11.49 36.19
20025.02 1.84 2.43 0.64 1.13 0.00 0.00 0.00 0.00 0.00 3.48 16.18 30.72
20033.70 2.18 2.81 4.89 1.48 0.05 0.03 0.01 0.07 0.04 3.22 11.42 29.90
20043.44 9.24 1.14 0.68 0.03 0.00 0.02 0.01 0.11 3.27 1.81 10.46 30.21
20054.12 4.29 5.75 1.61 5.55 0.95a0.00 0.02 0.00 1.00 2.47 17.65 43.41
20065.36 3.63 9.97 5.05 0.49 0.02 0.02 0.00 0.00 0.57 3.66 5.46 34.23
20070.57 7.10 0.31 2.58 0.36 0.00 0.17 0.00 0.05 3.26 0.81 5.06 20.27
200811.21 3.09 0.32 0.30 0.03 0.00 0.00 0.00 0.03 0.78 2.57 3.26 21.59
20090.63 8.76 2.77 0.49 3.10 0.06 0.00 0.00 0.16 3.34 1.05 3.34 23.70
20108.88 4.46 3.74 4.29 2.68 0.11 0.01 0.01 0.10 5.14 3.13 8.38 40.93
20111.68a5.71s10.44j0.66w2.41v1.62w0.00 0.00 -----z-----z2.07v-----z1.68i
20126.31y2.16u7.79n2.43v-----z-----z0.00 0.00c0.00a1.48 8.42a7.18h9.90g
20130.57j-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
2014-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
2015-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
2016-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
2017-----z-----z-----z-----z-----z-----z-----z0.00v0.52 0.40f5.42 0.12 6.06i
20185.98 0.30 6.82c4.22 0.12a0.00 0.00c0.00 0.06b1.37a5.29a3.23 27.39
20197.45a17.15 7.11 1.40b3.42b0.00a0.00c0.00 0.12b0.00e1.48b8.96 47.09
20202.59 0.00 1.94a1.19 1.69 0.00b0.01c0.18a0.00c0.00 1.69 2.86b12.15
20214.16 2.06c3.15 0.03c0.01a0.00c0.00d0.04 0.33c13.02b2.39d8.45b33.64
20220.60 0.02 1.53 2.20a0.26c0.67 0.01e0.02b0.66 0.03 1.88c10.42a18.30
202313.12 4.57 12.70 0.44g1.10b0.03d0.00 0.03b0.22b0.57a2.64c6.25d41.23a
20247.15 10.01 5.06 0.97a1.11e0.00a0.00c0.01f0.00a0.46 15.61e0.00t40.37b
Period of Record Statistics
MEAN6.18 5.29 4.16 2.06 0.97 0.25 0.03 0.07 0.37 1.64 3.75 5.52 30.21
S.D.4.00 4.09 3.04 1.91 1.26 0.41 0.17 0.25 0.74 1.94 3.20 4.06 9.38
SKEW0.79 1.08 1.39 1.50 1.94 1.98 8.44 4.58 3.17 2.81 1.23 0.97 0.23
MAX18.45 19.42 15.74 9.58 5.55 1.94 1.61 1.68 4.39 13.02 15.61 17.89 52.66
MIN0.39 0.00 0.02 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11.38
YRS106 106 103 105 109 108 108 109 110 112 109 104 86