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, February 1987

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Record Driest
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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2023)	Wettest/Driest Since	Record
February 1987 1-Month	2.33" (59.18mm)	2.13" (54.10mm)	0.20" (5.08mm)	88th Driest	Driest since: 1985	1947
February 1987 1-Month	2.33" (59.18mm)	2.13" (54.10mm)	0.20" (5.08mm)	42nd Wettest	Wettest since: 1986	1998
Jan–Feb 1987 2-Month	4.50" (114.30mm)	4.45" (113.03mm)	0.05" (1.27mm)	72nd Driest	Driest since: 1986	1977
	4.50" (114.30mm)	4.45" (113.03mm)	0.05" (1.27mm)	58th Wettest	Wettest since: 1983	1998
	Ties: 1965
Dec 1986–Feb 1987 3-Month	6.50" (165.10mm)	6.79" (172.47mm)	-0.29" (-7.37mm)	45th Driest	Driest since: 1986	1977
Dec 1986–Feb 1987 3-Month	6.50" (165.10mm)	6.79" (172.47mm)	-0.29" (-7.37mm)	84th Wettest	Wettest since: 1984	2019
Nov 1986–Feb 1987 4-Month	9.44" (239.78mm)	9.02" (229.11mm)	0.42" (10.67mm)	89th Driest	Driest since: 1986	1977
Nov 1986–Feb 1987 4-Month	9.44" (239.78mm)	9.02" (229.11mm)	0.42" (10.67mm)	40th Wettest	Wettest since: 1984	2019
Oct 1986–Feb 1987 5-Month	12.25" (311.15mm)	11.19" (284.23mm)	1.06" (26.92mm)	100th Driest	Driest since: 1981	1977
Oct 1986–Feb 1987 5-Month	12.25" (311.15mm)	11.19" (284.23mm)	1.06" (26.92mm)	29th Wettest	Wettest since: 1986	2019
Sep 1986–Feb 1987 6-Month	15.84" (402.34mm)	13.68" (347.47mm)	2.16" (54.87mm)	116th Driest	Driest since: 1986	1977
Sep 1986–Feb 1987 6-Month	15.84" (402.34mm)	13.68" (347.47mm)	2.16" (54.87mm)	13th Wettest	Wettest since: 1983	2019
Aug 1986–Feb 1987 7-Month	18.66" (473.96mm)	16.31" (414.27mm)	2.35" (59.69mm)	118th Driest	Driest since: 1986	1977
Aug 1986–Feb 1987 7-Month	18.66" (473.96mm)	16.31" (414.27mm)	2.35" (59.69mm)	11th Wettest	Wettest since: 1983	2019
Jul 1986–Feb 1987 8-Month	21.41" (543.81mm)	19.09" (484.89mm)	2.32" (58.92mm)	113th Driest	Driest since: 1986	1977
Jul 1986–Feb 1987 8-Month	21.41" (543.81mm)	19.09" (484.89mm)	2.32" (58.92mm)	16th Wettest	Wettest since: 1983	2019
Jun 1986–Feb 1987 9-Month	24.44" (620.78mm)	22.02" (559.31mm)	2.42" (61.47mm)	114th Driest	Driest since: 1986	1918, 1931, 1977
Jun 1986–Feb 1987 9-Month	24.44" (620.78mm)	22.02" (559.31mm)	2.42" (61.47mm)	15th Wettest	Wettest since: 1983	2019
May 1986–Feb 1987 10-Month	27.39" (695.71mm)	24.92" (632.97mm)	2.47" (62.74mm)	112th Driest	Driest since: 1986	1918
May 1986–Feb 1987 10-Month	27.39" (695.71mm)	24.92" (632.97mm)	2.47" (62.74mm)	17th Wettest	Wettest since: 1983	2019
Apr 1986–Feb 1987 11-Month	29.63" (752.60mm)	27.45" (697.23mm)	2.18" (55.37mm)	108th Driest	Driest since: 1986	1931
	29.63" (752.60mm)	27.45" (697.23mm)	2.18" (55.37mm)	21st Wettest	Wettest since: 1984	2019
	Ties: 1996
Mar 1986–Feb 1987 12-Month	31.61" (802.89mm)	29.96" (760.98mm)	1.65" (41.91mm)	99th Driest	Driest since: 1986	1931
Mar 1986–Feb 1987 12-Month	31.61" (802.89mm)	29.96" (760.98mm)	1.65" (41.91mm)	30th Wettest	Wettest since: 1984	2019
Sep 1985–Feb 1987 18-Month	47.06" (1,195.32mm)	43.65" (1,108.71mm)	3.41" (86.61mm)	112th Driest	Driest since: 1986	1918
Sep 1985–Feb 1987 18-Month	47.06" (1,195.32mm)	43.65" (1,108.71mm)	3.41" (86.61mm)	16th Wettest	Wettest since: 1985	2020
Mar 1985–Feb 1987 24-Month	62.33" (1,583.18mm)	59.92" (1,521.97mm)	2.41" (61.21mm)	93rd Driest	Driest since: 1986	1935
Mar 1985–Feb 1987 24-Month	62.33" (1,583.18mm)	59.92" (1,521.97mm)	2.41" (61.21mm)	35th Wettest	Wettest since: 1985	2020
Mar 1984–Feb 1987 36-Month	93.79" (2,382.27mm)	89.87" (2,282.70mm)	3.92" (99.57mm)	98th Driest	Driest since: 1983	1957
Mar 1984–Feb 1987 36-Month	93.79" (2,382.27mm)	89.87" (2,282.70mm)	3.92" (99.57mm)	29th Wettest	Wettest since: 1986	2020
Mar 1983–Feb 1987 48-Month	127.25" (3,232.15mm)	119.77" (3,042.16mm)	7.48" (189.99mm)	106th Driest	Driest since: 1984	1957
Mar 1983–Feb 1987 48-Month	127.25" (3,232.15mm)	119.77" (3,042.16mm)	7.48" (189.99mm)	20th Wettest	Wettest since: 1986	2019
Mar 1982–Feb 1987 60-Month	160.80" (4,084.32mm)	149.63" (3,800.60mm)	11.17" (283.72mm)	117th Driest	Driest since: 1985	1957
Mar 1982–Feb 1987 60-Month	160.80" (4,084.32mm)	149.63" (3,800.60mm)	11.17" (283.72mm)	8th Wettest	Wettest since: 1986	2020

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: National Rankings, published May 2023, retrieved on June 2, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/national/rankings