Statewide Rankings

Statewide Data Info
Please note, Degree Days and Palmer Indices are not available for Alaska. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

California

Precipitation Rankings, August 1904

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Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Wettest/Driest
Since		 Record
August 1904
1-Month 		0.41"
(10.41mm)		 0.24"
(6.10mm)		 0.17"
(4.31mm)		 111th Driest
Driest since:
 1937, 2002
18th Wettest
Wettest since:
 1983
Ties: 1988
Jul–Aug 1904
2-Month 		0.65"
(16.51mm)		 0.42"
(10.67mm)		 0.23"
(5.84mm)		 112th Driest
Driest since:
 1940
17th Wettest
Wettest since:
 1983
Ties: 1936, 1941
Jun–Aug 1904
3-Month 		0.74"
(18.80mm)		 0.77"
(19.56mm)		 -0.03"
(-0.76mm)		 67th Driest
Driest since:
 2002
62nd Wettest
Wettest since:
 1913
May–Aug 1904
4-Month 		1.08"
(27.43mm)		 1.65"
(41.91mm)		 -0.57"
(-14.48mm)		 28th Driest
Driest since:
 1924
101st Wettest
Wettest since:
 1998
Ties: 1972, 2012, 2014
Apr–Aug 1904
5-Month 		3.31"
(84.07mm)		 3.29"
(83.57mm)		 0.02"
(0.50mm)		 80th Driest
Driest since:
 2021
49th Wettest
Wettest since:
 1896
Mar–Aug 1904
6-Month 		10.17"
(258.32mm)		 6.50"
(165.10mm)		 3.67"
(93.22mm)		 114th Driest
Driest since:
 2008
15th Wettest
Wettest since:
 1995
Feb–Aug 1904
7-Month 		18.10"
(459.74mm)		 10.35"
(262.89mm)		 7.75"
(196.85mm)		 124th Driest
Driest since:
 1997, 2021
5th Wettest
Wettest to Date
 1998
Jan–Aug 1904
8-Month 		19.94"
(506.48mm)		 14.60"
(370.84mm)		 5.34"
(135.64mm)		 109th Driest
Driest since:
 2022
20th Wettest
Wettest to Date
 1995
Dec 1903–Aug 1904
9-Month 		21.44"
(544.58mm)		 18.22"
(462.79mm)		 3.22"
(81.79mm)		 95th Driest
Driest since:
 1924
33rd Wettest
Wettest since:
 1998
Nov 1903–Aug 1904
10-Month 		26.46"
(672.08mm)		 20.80"
(528.32mm)		 5.66"
(143.76mm)		 108th Driest
Driest since:
 1924
20th Wettest
Wettest to Date
 1983
Oct 1903–Aug 1904
11-Month 		26.96"
(684.78mm)		 22.00"
(558.80mm)		 4.96"
(125.98mm)		 101st Driest
Driest since:
 1924
27th Wettest
Wettest to Date
 1983
Sep 1903–Aug 1904
12-Month 		27.20"
(690.88mm)		 22.44"
(569.98mm)		 4.76"
(120.90mm)		 101st Driest
Driest since:
 2021
27th Wettest
Wettest to Date
 1983
Mar 1903–Aug 1904
18-Month 		34.12"
(866.65mm)		 28.96"
(735.58mm)		 5.16"
(131.07mm)		 103rd Driest
Driest since:
 1977
25th Wettest
Wettest since:
 1983
Sep 1902–Aug 1904
24-Month 		49.67"
(1,261.62mm)		 44.90"
(1,140.46mm)		 4.77"
(121.16mm)		 96th Driest
Driest since:
 1977
31st Wettest
Wettest since:
 1983
Sep 1901–Aug 1904
36-Month 		72.32"
(1,836.93mm)		 67.31"
(1,709.67mm)		 5.01"
(127.26mm)		 89th Driest
Driest since:
 2022
37th Wettest
Wettest to Date
 1984
Ties: 1970
Sep 1900–Aug 1904
48-Month 		97.31"
(2,471.67mm)		 89.50"
(2,273.30mm)		 7.81"
(198.37mm)		 95th Driest
Driest since:
 2015
30th Wettest
Wettest to Date
 1998
Sep 1899–Aug 1904
60-Month 		119.29"
(3,029.97mm)		 111.68"
(2,836.67mm)		 7.61"
(193.30mm)		 93rd Driest
Driest since:
 1991
31st Wettest
Wettest to Date
 1999

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