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 July 2019. For more information, please see Climatological Rankings.


California

Precipitation Rankings, December 2017

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Amomaly Rank
(1895-2018)
Wettest/Driest
Since
Record
December 2017
1-Month
0.30"
(7.62mm)
3.61"
(91.69mm)
-3.31"
(-84.07mm)
2nd Driest Driest since: 1989 1989
123rd Wettest Wettest since: 2016 1955
Nov–Dec 2017
2-Month
3.28"
(83.31mm)
6.15"
(156.21mm)
-2.87"
(-72.90mm)
20th Driest Driest since: 2013 1956
105th Wettest Wettest since: 2016 1983
Oct–Dec 2017
3-Month
3.62"
(91.95mm)
7.34"
(186.44mm)
-3.72"
(-94.49mm)
15th Driest Driest since: 2013 2013
110th Wettest Wettest since: 2016 1983
Sep–Dec 2017
4-Month
4.05"
(102.87mm)
7.79"
(197.87mm)
-3.74"
(-95.00mm)
14th Driest Driest since: 2013 2013
111th Wettest Wettest since: 2016 1983
Aug–Dec 2017
5-Month
4.32"
(109.73mm)
8.04"
(204.22mm)
-3.72"
(-94.49mm)
16th Driest Driest since: 2013 2013
109th Wettest Wettest since: 2016 1983
Jul–Dec 2017
6-Month
4.41"
(112.01mm)
8.21"
(208.53mm)
-3.80"
(-96.52mm)
16th Driest Driest since: 2013 2013
109th Wettest Wettest since: 2016 1983
Jun–Dec 2017
7-Month
4.67"
(118.62mm)
8.56"
(217.42mm)
-3.89"
(-98.80mm)
14th Driest Driest since: 2013 1990
111th Wettest Wettest since: 2016 1983
May–Dec 2017
8-Month
5.10"
(129.54mm)
9.44"
(239.78mm)
-4.34"
(-110.24mm)
8th Driest Driest since: 2013 1959
117th Wettest Wettest since: 2016 1983
Apr–Dec 2017
9-Month
7.86"
(199.64mm)
11.08"
(281.43mm)
-3.22"
(-81.79mm)
25th Driest Driest since: 2013 1959
100th Wettest Wettest since: 2016 1983
Mar–Dec 2017
10-Month
10.31"
(261.87mm)
14.29"
(362.97mm)
-3.98"
(-101.10mm)
21st Driest Driest since: 2013 1959
104th Wettest Wettest since: 2016 1983
Feb–Dec 2017
11-Month
18.25"
(463.55mm)
18.14"
(460.76mm)
0.11"
(2.79mm)
67th Driest Driest since: 2015 2013
58th Wettest Wettest since: 2016 1983
Jan–Dec 2017
12-Month
28.17"
(715.52mm)
22.39"
(568.71mm)
5.78"
(146.81mm)
106th Driest Driest since: 2016 2013
19th Wettest Wettest since: 2010 1983
Jul 2016–Dec 2017
18-Month
38.86"
(987.04mm)
30.66"
(778.76mm)
8.20"
(208.28mm)
110th Driest Driest since: 2016 1976
14th Wettest Wettest since: 2005 1983
Jan 2016–Dec 2017
24-Month
53.90"
(1,369.06mm)
44.77"
(1,137.16mm)
9.13"
(231.90mm)
112th Driest Driest since: 2016 2014
12th Wettest Wettest since: 1999 1983
Jan 2015–Dec 2017
36-Month
68.94"
(1,751.08mm)
67.22"
(1,707.39mm)
1.72"
(43.69mm)
77th Driest Driest since: 2016 2015
46th Wettest Wettest since: 2012 1983
Jan 2014–Dec 2017
48-Month
88.84"
(2,256.54mm)
89.43"
(2,271.52mm)
-0.59"
(-14.98mm)
67th Driest Driest since: 2016 1949
55th Wettest Wettest since: 2012 1983
Jan 2013–Dec 2017
60-Month
96.77"
(2,457.96mm)
111.65"
(2,835.91mm)
-14.88"
(-377.95mm)
18th Driest Driest since: 2016 1932
103rd Wettest Wettest since: 2014 1983

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published August 2019, retrieved on August 24, 2019 from https://www.ncdc.noaa.gov/cag/