Statewide Rankings

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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, September 1989

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Record Driest
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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Wettest/Driest Since	Record
September 1989 1-Month	1.33" (33.78mm)	0.45" (11.43mm)	0.88" (22.35mm)	125th Driest	Driest since: 1988	1974
September 1989 1-Month	1.33" (33.78mm)	0.45" (11.43mm)	0.88" (22.35mm)	4th Wettest	Wettest since: 1986	1918
Aug–Sep 1989 2-Month	1.62" (41.15mm)	0.69" (17.53mm)	0.93" (23.62mm)	124th Driest	Driest since: 1988	1937, 2018
	1.62" (41.15mm)	0.69" (17.53mm)	0.93" (23.62mm)	5th Wettest	Wettest since: 1983	1983
	Ties: 1977, 1982
Jul–Sep 1989 3-Month	1.66" (42.16mm)	0.87" (22.10mm)	0.79" (20.06mm)	121st Driest	Driest since: 1988	1928
Jul–Sep 1989 3-Month	1.66" (42.16mm)	0.87" (22.10mm)	0.79" (20.06mm)	8th Wettest	Wettest since: 1986	1976
Jun–Sep 1989 4-Month	1.97" (50.04mm)	1.22" (30.99mm)	0.75" (19.05mm)	118th Driest	Driest since: 1988	2002
Jun–Sep 1989 4-Month	1.97" (50.04mm)	1.22" (30.99mm)	0.75" (19.05mm)	11th Wettest	Wettest since: 1983	1982
May–Sep 1989 5-Month	2.74" (69.60mm)	2.10" (53.34mm)	0.64" (16.26mm)	108th Driest	Driest since: 1988	1924
May–Sep 1989 5-Month	2.74" (69.60mm)	2.10" (53.34mm)	0.64" (16.26mm)	21st Wettest	Wettest since: 1983	1998
Apr–Sep 1989 6-Month	3.57" (90.68mm)	3.74" (95.00mm)	-0.17" (-4.32mm)	77th Driest	Driest since: 1987	1924
	3.57" (90.68mm)	3.74" (95.00mm)	-0.17" (-4.32mm)	52nd Wettest	Wettest since: 1988	1896
	Ties: 1930
Mar–Sep 1989 7-Month	8.67" (220.22mm)	6.95" (176.53mm)	1.72" (43.69mm)	103rd Driest	Driest since: 1988	2008
Mar–Sep 1989 7-Month	8.67" (220.22mm)	6.95" (176.53mm)	1.72" (43.69mm)	26th Wettest	Wettest since: 1983	1995
Feb–Sep 1989 8-Month	10.24" (260.10mm)	10.80" (274.32mm)	-0.56" (-14.22mm)	68th Driest	Driest since: 1988	2021
Feb–Sep 1989 8-Month	10.24" (260.10mm)	10.80" (274.32mm)	-0.56" (-14.22mm)	61st Wettest	Wettest since: 1986	1998
Jan–Sep 1989 9-Month	11.83" (300.48mm)	15.05" (382.27mm)	-3.22" (-81.79mm)	45th Driest	Driest since: 1988	2022
Jan–Sep 1989 9-Month	11.83" (300.48mm)	15.05" (382.27mm)	-3.22" (-81.79mm)	84th Wettest	Wettest since: 1986	1998
Dec 1988–Sep 1989 10-Month	14.89" (378.21mm)	18.67" (474.22mm)	-3.78" (-96.01mm)	40th Driest	Driest since: 1988	1924
Dec 1988–Sep 1989 10-Month	14.89" (378.21mm)	18.67" (474.22mm)	-3.78" (-96.01mm)	88th Wettest	Wettest since: 1986	1983
Nov 1988–Sep 1989 11-Month	19.09" (484.89mm)	21.25" (539.75mm)	-2.16" (-54.86mm)	60th Driest	Driest since: 1988	1924
Nov 1988–Sep 1989 11-Month	19.09" (484.89mm)	21.25" (539.75mm)	-2.16" (-54.86mm)	68th Wettest	Wettest since: 1986	1983
Oct 1988–Sep 1989 12-Month	19.19" (487.43mm)	22.45" (570.23mm)	-3.26" (-82.80mm)	54th Driest	Driest since: 1988	1924
Oct 1988–Sep 1989 12-Month	19.19" (487.43mm)	22.45" (570.23mm)	-3.26" (-82.80mm)	74th Wettest	Wettest since: 1986	1983
Apr 1988–Sep 1989 18-Month	23.70" (601.98mm)	26.19" (665.23mm)	-2.49" (-63.25mm)	54th Driest	Driest since: 1988	2021
Apr 1988–Sep 1989 18-Month	23.70" (601.98mm)	26.19" (665.23mm)	-2.49" (-63.25mm)	74th Wettest	Wettest since: 1986	1983
Oct 1987–Sep 1989 24-Month	37.56" (954.02mm)	44.90" (1,140.46mm)	-7.34" (-186.44mm)	32nd Driest	Driest since: 1988	1977
Oct 1987–Sep 1989 24-Month	37.56" (954.02mm)	44.90" (1,140.46mm)	-7.34" (-186.44mm)	95th Wettest	Wettest since: 1987	1983
Oct 1986–Sep 1989 36-Month	51.53" (1,308.86mm)	67.32" (1,709.93mm)	-15.79" (-401.07mm)	10th Driest	Driest since: 1977	2022
Oct 1986–Sep 1989 36-Month	51.53" (1,308.86mm)	67.32" (1,709.93mm)	-15.79" (-401.07mm)	116th Wettest	Wettest since: 1988	1984
Oct 1985–Sep 1989 48-Month	79.96" (2,030.98mm)	89.51" (2,273.55mm)	-9.55" (-242.57mm)	38th Driest	Driest since: 1988	2015
Oct 1985–Sep 1989 48-Month	79.96" (2,030.98mm)	89.51" (2,273.55mm)	-9.55" (-242.57mm)	87th Wettest	Wettest since: 1987	1998
Oct 1984–Sep 1989 60-Month	98.20" (2,494.28mm)	111.69" (2,836.93mm)	-13.49" (-342.65mm)	24th Driest	Driest since: 1964	1991
Oct 1984–Sep 1989 60-Month	98.20" (2,494.28mm)	111.69" (2,836.93mm)	-13.49" (-342.65mm)	100th Wettest	Wettest since: 1988	1999

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published March 2023, retrieved on April 1, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings