National Rankings

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Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Contiguous U.S.

Precipitation Rankings, May 1913

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Wettest/Driest Since	Record
May 1913 1-Month	2.51" (63.75mm)	2.91" (73.91mm)	-0.40" (-10.16mm)	26th Driest	Driest since: 1911	1934
May 1913 1-Month	2.51" (63.75mm)	2.91" (73.91mm)	-0.40" (-10.16mm)	103rd Wettest	Wettest since: 1912	2019
Apr–May 1913 2-Month	4.56" (115.82mm)	5.43" (137.92mm)	-0.87" (-22.10mm)	12th Driest	Driest since: 1899	1934
	4.56" (115.82mm)	5.43" (137.92mm)	-0.87" (-22.10mm)	117th Wettest	Wettest since: 1912	1957
	Ties: 1932
Mar–May 1913 3-Month	7.55" (191.77mm)	7.94" (201.68mm)	-0.39" (-9.91mm)	45th Driest	Driest since: 1911	1925
	7.55" (191.77mm)	7.94" (201.68mm)	-0.39" (-9.91mm)	84th Wettest	Wettest since: 1912	1957, 1991
	Ties: 1967, 2007, 2021
Feb–May 1913 4-Month	9.45" (240.03mm)	10.07" (255.78mm)	-0.62" (-15.75mm)	34th Driest	Driest since: 1911	1925
	9.45" (240.03mm)	10.07" (255.78mm)	-0.62" (-15.75mm)	95th Wettest	Wettest since: 1912	2019
	Ties: 2012
Jan–May 1913 5-Month	12.32" (312.93mm)	12.39" (314.71mm)	-0.07" (-1.78mm)	64th Driest	Driest since: 1911	1934
Jan–May 1913 5-Month	12.32" (312.93mm)	12.39" (314.71mm)	-0.07" (-1.78mm)	65th Wettest	Wettest since: 1912	2019
Dec 1912–May 1913 6-Month	14.42" (366.27mm)	14.73" (374.14mm)	-0.31" (-7.87mm)	54th Driest	Driest since: 1911	1931
Dec 1912–May 1913 6-Month	14.42" (366.27mm)	14.73" (374.14mm)	-0.31" (-7.87mm)	74th Wettest	Wettest since: 1912	2019
Nov 1912–May 1913 7-Month	15.94" (404.88mm)	16.96" (430.78mm)	-1.02" (-25.90mm)	38th Driest	Driest since: 1911	1934
Nov 1912–May 1913 7-Month	15.94" (404.88mm)	16.96" (430.78mm)	-1.02" (-25.90mm)	90th Wettest	Wettest since: 1912	1983
Oct 1912–May 1913 8-Month	18.07" (458.98mm)	19.13" (485.90mm)	-1.06" (-26.92mm)	30th Driest	Driest since: 1911	1934
	18.07" (458.98mm)	19.13" (485.90mm)	-1.06" (-26.92mm)	98th Wettest	Wettest since: 1912	2019
	Ties: 1930
Sep 1912–May 1913 9-Month	20.58" (522.73mm)	21.62" (549.15mm)	-1.04" (-26.42mm)	34th Driest	Driest since: 1911	1934
Sep 1912–May 1913 9-Month	20.58" (522.73mm)	21.62" (549.15mm)	-1.04" (-26.42mm)	94th Wettest	Wettest since: 1912	2019
Aug 1912–May 1913 10-Month	23.63" (600.20mm)	24.25" (615.95mm)	-0.62" (-15.75mm)	45th Driest	Driest since: 1911	1918
	23.63" (600.20mm)	24.25" (615.95mm)	-0.62" (-15.75mm)	83rd Wettest	Wettest since: 1912	2019
	Ties: 1970
Jul 1912–May 1913 11-Month	26.62" (676.15mm)	27.03" (686.56mm)	-0.41" (-10.41mm)	52nd Driest	Driest since: 1911	1931
Jul 1912–May 1913 11-Month	26.62" (676.15mm)	27.03" (686.56mm)	-0.41" (-10.41mm)	76th Wettest	Wettest since: 1912	2019
Jun 1912–May 1913 12-Month	29.33" (744.98mm)	29.95" (760.73mm)	-0.62" (-15.75mm)	45th Driest	Driest since: 1911	1934
Jun 1912–May 1913 12-Month	29.33" (744.98mm)	29.95" (760.73mm)	-0.62" (-15.75mm)	83rd Wettest	Wettest since: 1912	2019
Dec 1911–May 1913 18-Month	45.75" (1,162.05mm)	44.70" (1,135.38mm)	1.05" (26.67mm)	81st Driest	Driest since: 1912	1931
Dec 1911–May 1913 18-Month	45.75" (1,162.05mm)	44.70" (1,135.38mm)	1.05" (26.67mm)	46th Wettest	Wettest since: 1908	2019
Jun 1911–May 1913 24-Month	61.22" (1,554.99mm)	59.92" (1,521.97mm)	1.30" (33.02mm)	80th Driest	Driest since: 1912	1931
Jun 1911–May 1913 24-Month	61.22" (1,554.99mm)	59.92" (1,521.97mm)	1.30" (33.02mm)	47th Wettest	Wettest since: 1908	2020
Jun 1910–May 1913 36-Month	87.30" (2,217.42mm)	89.88" (2,282.95mm)	-2.58" (-65.53mm)	37th Driest	Driest since: 1912	1955
Jun 1910–May 1913 36-Month	87.30" (2,217.42mm)	89.88" (2,282.95mm)	-2.58" (-65.53mm)	89th Wettest	Wettest since: 1910	2019
Jun 1909–May 1913 48-Month	115.27" (2,927.86mm)	119.78" (3,042.41mm)	-4.51" (-114.55mm)	23rd Driest	Driest since: 1912	1956
Jun 1909–May 1913 48-Month	115.27" (2,927.86mm)	119.78" (3,042.41mm)	-4.51" (-114.55mm)	102nd Wettest	Wettest since: 1910	2019
Jun 1908–May 1913 60-Month	144.59" (3,672.59mm)	149.64" (3,800.86mm)	-5.05" (-128.27mm)	21st Driest	Driest since: 1913	1957
Jun 1908–May 1913 60-Month	144.59" (3,672.59mm)	149.64" (3,800.86mm)	-5.05" (-128.27mm)	103rd Wettest	Wettest since: 1912	2020

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: National Rankings, published January 2023, retrieved on January 26, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/national/rankings