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 2020. For more information, please see Climatological Rankings.


California

Precipitation Rankings, September 1999

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
September 1999
1-Month
0.18"
(4.57mm)
0.45"
(11.43mm)
-0.27"
(-6.86mm)
40th Driest Driest since: 1995 1974
86th Wettest Wettest since: 1998 1918
Ties: 1936
Aug–Sep 1999
2-Month
0.39"
(9.91mm)
0.69"
(17.53mm)
-0.30"
(-7.62mm)
44th Driest Driest since: 1996 1937, 2018
82nd Wettest Wettest since: 1998 1983
Jul–Sep 1999
3-Month
0.70"
(17.78mm)
0.87"
(22.10mm)
-0.17"
(-4.32mm)
56th Driest Driest since: 1996 1928
70th Wettest Wettest since: 1998 1976
Ties: 1991
Jun–Sep 1999
4-Month
0.95"
(24.13mm)
1.22"
(30.99mm)
-0.27"
(-6.86mm)
46th Driest Driest since: 1996 2002
80th Wettest Wettest since: 1998 1982
Ties: 1970
May–Sep 1999
5-Month
1.28"
(32.51mm)
2.10"
(53.34mm)
-0.82"
(-20.83mm)
21st Driest Driest since: 1987 1924
105th Wettest Wettest since: 1998 1998
Ties: 1975
Apr–Sep 1999
6-Month
3.15"
(80.01mm)
3.74"
(95.00mm)
-0.59"
(-14.99mm)
48th Driest Driest since: 1992 1924
78th Wettest Wettest since: 1998 1896
Mar–Sep 1999
7-Month
5.55"
(140.97mm)
6.95"
(176.53mm)
-1.40"
(-35.56mm)
47th Driest Driest since: 1997 2008
79th Wettest Wettest since: 1998 1995
Feb–Sep 1999
8-Month
10.53"
(267.46mm)
10.80"
(274.32mm)
-0.27"
(-6.86mm)
69th Driest Driest since: 1997 2008
57th Wettest Wettest since: 1998 1998
Jan–Sep 1999
9-Month
14.07"
(357.38mm)
15.05"
(382.27mm)
-0.98"
(-24.89mm)
63rd Driest Driest since: 1997 2013
63rd Wettest Wettest since: 1998 1998
Dec 1998–Sep 1999
10-Month
15.72"
(399.29mm)
18.67"
(474.22mm)
-2.95"
(-74.93mm)
45th Driest Driest since: 1994 1924
80th Wettest Wettest since: 1998 1983
Nov 1998–Sep 1999
11-Month
20.06"
(509.52mm)
21.25"
(539.75mm)
-1.19"
(-30.23mm)
61st Driest Driest since: 1994 1924
64th Wettest Wettest since: 1998 1983
Oct 1998–Sep 1999
12-Month
20.82"
(528.83mm)
22.45"
(570.23mm)
-1.63"
(-41.40mm)
58th Driest Driest since: 1994 1924
67th Wettest Wettest since: 1998 1983
Apr 1998–Sep 1999
18-Month
27.86"
(707.64mm)
26.19"
(665.23mm)
1.67"
(42.41mm)
81st Driest Driest since: 1994 1977
44th Wettest Wettest since: 1998 1983
Ties: 1911
Oct 1997–Sep 1999
24-Month
58.47"
(1,485.14mm)
44.90"
(1,140.46mm)
13.57"
(344.68mm)
115th Driest Driest since: 1997 1977
9th Wettest Wettest since: 1998 1983
Oct 1996–Sep 1999
36-Month
85.09"
(2,161.29mm)
67.32"
(1,709.93mm)
17.77"
(451.36mm)
116th Driest Driest since: 1996 2014
7th Wettest Wettest since: 1998 1984
Oct 1995–Sep 1999
48-Month
109.78"
(2,788.41mm)
89.51"
(2,273.55mm)
20.27"
(514.86mm)
114th Driest Driest since: 1997 2015
8th Wettest Wettest since: 1998 1998
Oct 1994–Sep 1999
60-Month
145.96"
(3,707.38mm)
111.69"
(2,836.93mm)
34.27"
(870.45mm)
120th Driest Driest since: 1998 1991
1st Wettest Wettest to Date 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published August 2020, retrieved on August 9, 2020 from https://www.ncdc.noaa.gov/cag/