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, July 2015

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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
July 2015 1-Month	0.66" (16.76mm)	0.18" (4.57mm)	0.48" (12.19mm)	127th Driest	Driest since: 2014	1940
July 2015 1-Month	0.66" (16.76mm)	0.18" (4.57mm)	0.48" (12.19mm)	2nd Wettest	Wettest since: 1913	1913
Jun–Jul 2015 2-Month	0.89" (22.61mm)	0.53" (13.46mm)	0.36" (9.15mm)	111th Driest	Driest since: 2014	1901
Jun–Jul 2015 2-Month	0.89" (22.61mm)	0.53" (13.46mm)	0.36" (9.15mm)	18th Wettest	Wettest since: 2011	1913
May–Jul 2015 3-Month	1.82" (46.23mm)	1.41" (35.81mm)	0.41" (10.42mm)	96th Driest	Driest since: 2014	1924
May–Jul 2015 3-Month	1.82" (46.23mm)	1.41" (35.81mm)	0.41" (10.42mm)	33rd Wettest	Wettest since: 2011	1998
Apr–Jul 2015 4-Month	2.88" (73.15mm)	3.04" (77.22mm)	-0.16" (-4.07mm)	70th Driest	Driest since: 2014	1909
Apr–Jul 2015 4-Month	2.88" (73.15mm)	3.04" (77.22mm)	-0.16" (-4.07mm)	59th Wettest	Wettest since: 2012	1896
Mar–Jul 2015 5-Month	3.66" (92.96mm)	6.26" (159.00mm)	-2.60" (-66.04mm)	18th Driest	Driest since: 2013	2008
Mar–Jul 2015 5-Month	3.66" (92.96mm)	6.26" (159.00mm)	-2.60" (-66.04mm)	111th Wettest	Wettest since: 2014	1995
Feb–Jul 2015 6-Month	6.52" (165.61mm)	10.10" (256.54mm)	-3.58" (-90.93mm)	23rd Driest	Driest since: 2013	1997
Feb–Jul 2015 6-Month	6.52" (165.61mm)	10.10" (256.54mm)	-3.58" (-90.93mm)	106th Wettest	Wettest since: 2014	1998
Jan–Jul 2015 7-Month	7.17" (182.12mm)	14.36" (364.74mm)	-7.19" (-182.62mm)	6th Driest	Driest since: 2013	2022
Jan–Jul 2015 7-Month	7.17" (182.12mm)	14.36" (364.74mm)	-7.19" (-182.62mm)	123rd Wettest	Wettest since: 2014	1995
Dec 2014–Jul 2015 8-Month	13.47" (342.14mm)	17.98" (456.69mm)	-4.51" (-114.55mm)	31st Driest	Driest since: 2014	1924
Dec 2014–Jul 2015 8-Month	13.47" (342.14mm)	17.98" (456.69mm)	-4.51" (-114.55mm)	97th Wettest	Wettest since: 2011	1998
Nov 2014–Jul 2015 9-Month	15.31" (388.87mm)	20.55" (521.97mm)	-5.24" (-133.10mm)	26th Driest	Driest since: 2014	1924
Nov 2014–Jul 2015 9-Month	15.31" (388.87mm)	20.55" (521.97mm)	-5.24" (-133.10mm)	102nd Wettest	Wettest since: 2011	1983, 1998
Oct 2014–Jul 2015 10-Month	16.37" (415.80mm)	21.75" (552.45mm)	-5.38" (-136.65mm)	33rd Driest	Driest since: 2014	1977
Oct 2014–Jul 2015 10-Month	16.37" (415.80mm)	21.75" (552.45mm)	-5.38" (-136.65mm)	95th Wettest	Wettest since: 2011	1983
Sep 2014–Jul 2015 11-Month	17.09" (434.09mm)	22.20" (563.88mm)	-5.11" (-129.79mm)	35th Driest	Driest since: 2014	1977
Sep 2014–Jul 2015 11-Month	17.09" (434.09mm)	22.20" (563.88mm)	-5.11" (-129.79mm)	93rd Wettest	Wettest since: 2011	1983
Aug 2014–Jul 2015 12-Month	17.54" (445.52mm)	22.44" (569.98mm)	-4.90" (-124.46mm)	36th Driest	Driest since: 2014	2021
Aug 2014–Jul 2015 12-Month	17.54" (445.52mm)	22.44" (569.98mm)	-4.90" (-124.46mm)	92nd Wettest	Wettest since: 2011	1983
Feb 2014–Jul 2015 18-Month	26.53" (673.86mm)	32.51" (825.75mm)	-5.98" (-151.89mm)	29th Driest	Driest since: 2014	2014
Feb 2014–Jul 2015 18-Month	26.53" (673.86mm)	32.51" (825.75mm)	-5.98" (-151.89mm)	99th Wettest	Wettest since: 2012	1983
Aug 2013–Jul 2015 24-Month	29.91" (759.71mm)	44.90" (1,140.46mm)	-14.99" (-380.75mm)	5th Driest	Driest since: 2014	1977
Aug 2013–Jul 2015 24-Month	29.91" (759.71mm)	44.90" (1,140.46mm)	-14.99" (-380.75mm)	122nd Wettest	Wettest since: 2013	1983
Aug 2012–Jul 2015 36-Month	46.11" (1,171.19mm)	67.31" (1,709.67mm)	-21.20" (-538.48mm)	3rd Driest	Driest since: 2014	2022
Aug 2012–Jul 2015 36-Month	46.11" (1,171.19mm)	67.31" (1,709.67mm)	-21.20" (-538.48mm)	123rd Wettest	Wettest since: 2013	1984
Aug 2011–Jul 2015 48-Month	62.53" (1,588.26mm)	89.50" (2,273.30mm)	-26.97" (-685.04mm)	1st Driest	Driest since: 2015	2015
Aug 2011–Jul 2015 48-Month	62.53" (1,588.26mm)	89.50" (2,273.30mm)	-26.97" (-685.04mm)	124th Wettest	Wettest since: 2014	1998
Aug 2010–Jul 2015 60-Month	91.23" (2,317.24mm)	111.68" (2,836.67mm)	-20.45" (-519.43mm)	8th Driest	Driest since: 1992	1991
Aug 2010–Jul 2015 60-Month	91.23" (2,317.24mm)	111.68" (2,836.67mm)	-20.45" (-519.43mm)	116th Wettest	Wettest since: 2014	1999

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published January 2023, retrieved on February 4, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings