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, March 1973

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Wettest/Driest Since	Record
March 1973 1-Month	4.00" (101.60mm)	2.51" (63.75mm)	1.49" (37.85mm)	128th Driest	Driest since: 1972	1910
March 1973 1-Month	4.00" (101.60mm)	2.51" (63.75mm)	1.49" (37.85mm)	1st Wettest	Wettest to Date	1973
Feb–Mar 1973 2-Month	5.96" (151.38mm)	4.64" (117.86mm)	1.32" (33.52mm)	123rd Driest	Driest since: 1972	1910
Feb–Mar 1973 2-Month	5.96" (151.38mm)	4.64" (117.86mm)	1.32" (33.52mm)	6th Wettest	Wettest since: 1903	1998
Jan–Mar 1973 3-Month	8.44" (214.38mm)	6.96" (176.78mm)	1.48" (37.60mm)	123rd Driest	Driest since: 1972	1910
Jan–Mar 1973 3-Month	8.44" (214.38mm)	6.96" (176.78mm)	1.48" (37.60mm)	6th Wettest	Wettest since: 1897	1998
Dec 1972–Mar 1973 4-Month	11.46" (291.08mm)	9.30" (236.22mm)	2.16" (54.86mm)	125th Driest	Driest since: 1972	1981
Dec 1972–Mar 1973 4-Month	11.46" (291.08mm)	9.30" (236.22mm)	2.16" (54.86mm)	3rd Wettest	Wettest to Date	1983, 1998
Nov 1972–Mar 1973 5-Month	14.51" (368.55mm)	11.53" (292.86mm)	2.98" (75.69mm)	126th Driest	Driest since: 1972	1977
	14.51" (368.55mm)	11.53" (292.86mm)	2.98" (75.69mm)	2nd Wettest	Wettest to Date	1983
	Ties: 1998
Oct 1972–Mar 1973 6-Month	17.26" (438.40mm)	13.70" (347.98mm)	3.56" (90.42mm)	125th Driest	Driest since: 1972	1918
Oct 1972–Mar 1973 6-Month	17.26" (438.40mm)	13.70" (347.98mm)	3.56" (90.42mm)	3rd Wettest	Wettest to Date	1983
Sep 1972–Mar 1973 7-Month	20.00" (508.00mm)	16.19" (411.23mm)	3.81" (96.77mm)	126th Driest	Driest since: 1972	1918
Sep 1972–Mar 1973 7-Month	20.00" (508.00mm)	16.19" (411.23mm)	3.81" (96.77mm)	2nd Wettest	Wettest to Date	2019
Aug 1972–Mar 1973 8-Month	22.64" (575.06mm)	18.82" (478.03mm)	3.82" (97.03mm)	126th Driest	Driest since: 1972	1918
Aug 1972–Mar 1973 8-Month	22.64" (575.06mm)	18.82" (478.03mm)	3.82" (97.03mm)	2nd Wettest	Wettest to Date	2019
Jul 1972–Mar 1973 9-Month	25.57" (649.48mm)	21.60" (548.64mm)	3.97" (100.84mm)	125th Driest	Driest since: 1972	1918
Jul 1972–Mar 1973 9-Month	25.57" (649.48mm)	21.60" (548.64mm)	3.97" (100.84mm)	3rd Wettest	Wettest to Date	2019
Jun 1972–Mar 1973 10-Month	28.67" (728.22mm)	24.53" (623.06mm)	4.14" (105.16mm)	125th Driest	Driest since: 1972	1918
Jun 1972–Mar 1973 10-Month	28.67" (728.22mm)	24.53" (623.06mm)	4.14" (105.16mm)	3rd Wettest	Wettest to Date	2019
May 1972–Mar 1973 11-Month	31.62" (803.15mm)	27.43" (696.72mm)	4.19" (106.43mm)	123rd Driest	Driest since: 1972	1918
May 1972–Mar 1973 11-Month	31.62" (803.15mm)	27.43" (696.72mm)	4.19" (106.43mm)	5th Wettest	Wettest to Date	2019
Apr 1972–Mar 1973 12-Month	33.88" (860.55mm)	29.96" (760.98mm)	3.92" (99.57mm)	118th Driest	Driest since: 1972	1918
Apr 1972–Mar 1973 12-Month	33.88" (860.55mm)	29.96" (760.98mm)	3.92" (99.57mm)	10th Wettest	Wettest since: 1958	2016
Oct 1971–Mar 1973 18-Month	48.10" (1,221.74mm)	43.68" (1,109.47mm)	4.42" (112.27mm)	116th Driest	Driest since: 1972	1918
Oct 1971–Mar 1973 18-Month	48.10" (1,221.74mm)	43.68" (1,109.47mm)	4.42" (112.27mm)	11th Wettest	Wettest to Date	2020
Apr 1971–Mar 1973 24-Month	63.99" (1,625.35mm)	59.92" (1,521.97mm)	4.07" (103.38mm)	108th Driest	Driest since: 1972	1955
Apr 1971–Mar 1973 24-Month	63.99" (1,625.35mm)	59.92" (1,521.97mm)	4.07" (103.38mm)	19th Wettest	Wettest since: 1959	2020
Apr 1970–Mar 1973 36-Month	93.77" (2,381.76mm)	89.87" (2,282.70mm)	3.90" (99.06mm)	98th Driest	Driest since: 1972	1955
Apr 1970–Mar 1973 36-Month	93.77" (2,381.76mm)	89.87" (2,282.70mm)	3.90" (99.06mm)	28th Wettest	Wettest since: 1960	2020
Apr 1969–Mar 1973 48-Month	123.67" (3,141.22mm)	119.76" (3,041.90mm)	3.91" (99.32mm)	94th Driest	Driest since: 1972	1957
Apr 1969–Mar 1973 48-Month	123.67" (3,141.22mm)	119.76" (3,041.90mm)	3.91" (99.32mm)	31st Wettest	Wettest since: 1961	2019
Apr 1968–Mar 1973 60-Month	155.38" (3,946.65mm)	149.62" (3,800.35mm)	5.76" (146.30mm)	99th Driest	Driest since: 1972	1957
Apr 1968–Mar 1973 60-Month	155.38" (3,946.65mm)	149.62" (3,800.35mm)	5.76" (146.30mm)	25th Wettest	Wettest since: 1946	2020

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: National Rankings, published February 2023, retrieved on February 8, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/national/rankings