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 1984

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  • Record Wettest
Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Wettest/Driest
Since		 Record
August 1984
1-Month 		0.61"
(15.49mm)		 0.24"
(6.10mm)		 0.37"
(9.39mm)		 125th Driest
Driest since:
 1937, 2002
4th Wettest
Wettest since:
 1983
Jul–Aug 1984
2-Month 		1.20"
(30.48mm)		 0.42"
(10.67mm)		 0.78"
(19.81mm)		 127th Driest
Driest since:
 1940
2nd Wettest
Wettest since:
 1983
Jun–Aug 1984
3-Month 		1.63"
(41.40mm)		 0.77"
(19.56mm)		 0.86"
(21.84mm)		 127th Driest
Driest since:
 2002
2nd Wettest
Wettest since:
 1913
May–Aug 1984
4-Month 		2.02"
(51.31mm)		 1.65"
(41.91mm)		 0.37"
(9.40mm)		 98th Driest
Driest since:
 1924
31st Wettest
Wettest since:
 1998
Apr–Aug 1984
5-Month 		3.23"
(82.04mm)		 3.29"
(83.57mm)		 -0.06"
(-1.53mm)		 76th Driest
Driest since:
 2021
53rd Wettest
Wettest since:
 1896
Mar–Aug 1984
6-Month 		4.90"
(124.46mm)		 6.50"
(165.10mm)		 -1.60"
(-40.64mm)		 40th Driest
Driest since:
 2008
89th Wettest
Wettest since:
 1995
Feb–Aug 1984
7-Month 		7.10"
(180.34mm)		 10.35"
(262.89mm)		 -3.25"
(-82.55mm)		 29th Driest
Driest since:
 1997, 2021
100th Wettest
Wettest since:
 1998
Jan–Aug 1984
8-Month 		7.43"
(188.72mm)		 14.60"
(370.84mm)		 -7.17"
(-182.12mm)		 7th Driest
Driest since:
 2022
122nd Wettest
Wettest since:
 1995
Dec 1983–Aug 1984
9-Month 		14.38"
(365.25mm)		 18.22"
(462.79mm)		 -3.84"
(-97.54mm)		 40th Driest
Driest since:
 1924
88th Wettest
Wettest since:
 1998
Nov 1983–Aug 1984
10-Month 		20.93"
(531.62mm)		 20.80"
(528.32mm)		 0.13"
(3.30mm)		 75th Driest
Driest since:
 1924
53rd Wettest
Wettest since:
 1983
Oct 1983–Aug 1984
11-Month 		22.11"
(561.59mm)		 22.00"
(558.80mm)		 0.11"
(2.79mm)		 72nd Driest
Driest since:
 1924
56th Wettest
Wettest since:
 1983
Ties: 1945
Sep 1983–Aug 1984
12-Month 		23.02"
(584.71mm)		 22.44"
(569.98mm)		 0.58"
(14.73mm)		 75th Driest
Driest since:
 2021
53rd Wettest
Wettest since:
 1983
Mar 1983–Aug 1984
18-Month 		37.16"
(943.86mm)		 28.96"
(735.58mm)		 8.20"
(208.28mm)		 114th Driest
Driest since:
 1977
14th Wettest
Wettest since:
 1983
Sep 1982–Aug 1984
24-Month 		63.78"
(1,620.01mm)		 44.90"
(1,140.46mm)		 18.88"
(479.55mm)		 124th Driest
Driest since:
 1977
3rd Wettest
Wettest since:
 1983
Sep 1981–Aug 1984
36-Month 		95.51"
(2,425.95mm)		 67.31"
(1,709.67mm)		 28.20"
(716.28mm)		 125th Driest
Driest since:
 2022
1st Wettest
Wettest to Date
 1984
Sep 1980–Aug 1984
48-Month 		112.16"
(2,848.86mm)		 89.50"
(2,273.30mm)		 22.66"
(575.56mm)		 120th Driest
Driest since:
 2015
5th Wettest
Wettest since:
 1998
Sep 1979–Aug 1984
60-Month 		140.68"
(3,573.27mm)		 111.68"
(2,836.67mm)		 29.00"
(736.60mm)		 121st Driest
Driest since:
 1991
3rd Wettest
Wettest to Date
 1999

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