Climate at a Glance

Statewide Rankings

Look up monthly rankings for 1-12, 18, 24, 36, 48, and 60-month time periods using the options below. Data and statistics are as of December 2019. For more information, please see Climatological Rankings.


California

Precipitation Rankings, August 2017

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
August 2017
1-Month
0.27"
(6.86mm)
0.24"
(6.10mm)
0.03"
(0.76mm)
84th Driest Driest since: 2016 1937, 2002
42nd Wettest Wettest since: 2014 1983
Ties: 1918, 1921, 1954, 1997, 2000
Jul–Aug 2017
2-Month
0.36"
(9.14mm)
0.42"
(10.67mm)
-0.06"
(-1.53mm)
74th Driest Driest since: 2016 1940
52nd Wettest Wettest since: 2015 1983
Ties: 1938, 1939, 1962
Jun–Aug 2017
3-Month
0.62"
(15.75mm)
0.77"
(19.56mm)
-0.15"
(-3.81mm)
52nd Driest Driest since: 2016 2002
74th Wettest Wettest since: 2015 1913
Ties: 1972
May–Aug 2017
4-Month
1.05"
(26.67mm)
1.65"
(41.91mm)
-0.60"
(-15.24mm)
23rd Driest Driest since: 2008 1924
103rd Wettest Wettest since: 2016 1998
Ties: 1911, 1938
Apr–Aug 2017
5-Month
3.81"
(96.77mm)
3.29"
(83.57mm)
0.52"
(13.20mm)
92nd Driest Driest since: 2016 1985
34th Wettest Wettest since: 2010 1896
Mar–Aug 2017
6-Month
6.26"
(159.00mm)
6.50"
(165.10mm)
-0.24"
(-6.10mm)
68th Driest Driest since: 2015 2008
58th Wettest Wettest since: 2016 1995
Feb–Aug 2017
7-Month
14.20"
(360.68mm)
10.35"
(262.89mm)
3.85"
(97.79mm)
111th Driest Driest since: 2016 1997
15th Wettest Wettest since: 1998 1998
Jan–Aug 2017
8-Month
24.12"
(612.65mm)
14.60"
(370.84mm)
9.52"
(241.81mm)
121st Driest Driest since: 2016 2013
5th Wettest Wettest since: 1998 1995
Dec 2016–Aug 2017
9-Month
28.61"
(726.69mm)
18.22"
(462.79mm)
10.39"
(263.90mm)
117th Driest Driest since: 2016 1924
8th Wettest Wettest since: 1998 1998
Nov 2016–Aug 2017
10-Month
30.77"
(781.56mm)
20.80"
(528.32mm)
9.97"
(253.24mm)
117th Driest Driest since: 2016 1924
8th Wettest Wettest since: 1998 1983
Oct 2016–Aug 2017
11-Month
34.59"
(878.59mm)
22.00"
(558.80mm)
12.59"
(319.79mm)
120th Driest Driest since: 2016 1924
5th Wettest Wettest since: 1998 1983
Sep 2016–Aug 2017
12-Month
34.69"
(881.13mm)
22.44"
(569.98mm)
12.25"
(311.15mm)
120th Driest Driest since: 2016 1924
5th Wettest Wettest since: 1998 1983
Mar 2016–Aug 2017
18-Month
42.25"
(1,073.15mm)
28.96"
(735.58mm)
13.29"
(337.57mm)
122nd Driest Driest since: 2016 1977
3rd Wettest Wettest since: 1983 1983
Sep 2015–Aug 2017
24-Month
57.64"
(1,464.06mm)
44.90"
(1,140.46mm)
12.74"
(323.60mm)
114th Driest Driest since: 2016 1977
10th Wettest Wettest since: 2006 1983
Sep 2014–Aug 2017
36-Month
74.81"
(1,900.17mm)
67.31"
(1,709.67mm)
7.50"
(190.50mm)
93rd Driest Driest since: 2016 2014
30th Wettest Wettest since: 2006 1984
Sep 2013–Aug 2017
48-Month
87.25"
(2,216.15mm)
89.50"
(2,273.30mm)
-2.25"
(-57.15mm)
62nd Driest Driest since: 2016 2015
60th Wettest Wettest since: 2008 1998
Ties: 1902
Sep 2012–Aug 2017
60-Month
103.53"
(2,629.66mm)
111.68"
(2,836.67mm)
-8.15"
(-207.01mm)
44th Driest Driest since: 2016 1991
77th Wettest Wettest since: 2012 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2020, retrieved on January 26, 2020 from https://www.ncdc.noaa.gov/cag/