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, June 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
June 1989 1-Month	3.80" (96.52mm)	2.93" (74.42mm)	0.87" (22.10mm)	126th Driest	Driest since: 1988	1933
	3.80" (96.52mm)	2.93" (74.42mm)	0.87" (22.10mm)	3rd Wettest	Wettest since: 1947	1928
	Ties: 1941
May–Jun 1989 2-Month	7.06" (179.32mm)	5.84" (148.34mm)	1.22" (30.98mm)	122nd Driest	Driest since: 1988	1988
May–Jun 1989 2-Month	7.06" (179.32mm)	5.84" (148.34mm)	1.22" (30.98mm)	7th Wettest	Wettest since: 1957	2015
Apr–Jun 1989 3-Month	8.85" (224.79mm)	8.35" (212.09mm)	0.50" (12.70mm)	85th Driest	Driest since: 1988	1988
Apr–Jun 1989 3-Month	8.85" (224.79mm)	8.35" (212.09mm)	0.50" (12.70mm)	44th Wettest	Wettest since: 1984	1957
Mar–Jun 1989 4-Month	11.76" (298.70mm)	10.86" (275.84mm)	0.90" (22.86mm)	102nd Driest	Driest since: 1988	1988
	11.76" (298.70mm)	10.86" (275.84mm)	0.90" (22.86mm)	27th Wettest	Wettest since: 1984	1957
	Ties: 1920, 1982
Feb–Jun 1989 5-Month	13.77" (349.76mm)	13.00" (330.20mm)	0.77" (19.56mm)	90th Driest	Driest since: 1988	1988
	13.77" (349.76mm)	13.00" (330.20mm)	0.77" (19.56mm)	39th Wettest	Wettest since: 1984	2019
	Ties: 1928
Jan–Jun 1989 6-Month	15.82" (401.83mm)	15.31" (388.87mm)	0.51" (12.96mm)	83rd Driest	Driest since: 1988	1988
Jan–Jun 1989 6-Month	15.82" (401.83mm)	15.31" (388.87mm)	0.51" (12.96mm)	46th Wettest	Wettest since: 1983	2019
Dec 1988–Jun 1989 7-Month	17.51" (444.75mm)	17.66" (448.56mm)	-0.15" (-3.81mm)	55th Driest	Driest since: 1988	1931
Dec 1988–Jun 1989 7-Month	17.51" (444.75mm)	17.66" (448.56mm)	-0.15" (-3.81mm)	73rd Wettest	Wettest since: 1984	2019
Nov 1988–Jun 1989 8-Month	20.68" (525.27mm)	19.89" (505.21mm)	0.79" (20.06mm)	84th Driest	Driest since: 1988	1934
Nov 1988–Jun 1989 8-Month	20.68" (525.27mm)	19.89" (505.21mm)	0.79" (20.06mm)	44th Wettest	Wettest since: 1984	2019
Oct 1988–Jun 1989 9-Month	22.11" (561.59mm)	22.05" (560.07mm)	0.06" (1.52mm)	59th Driest	Driest since: 1988	1934
Oct 1988–Jun 1989 9-Month	22.11" (561.59mm)	22.05" (560.07mm)	0.06" (1.52mm)	69th Wettest	Wettest since: 1987	2019
Sep 1988–Jun 1989 10-Month	24.92" (632.97mm)	24.55" (623.57mm)	0.37" (9.40mm)	67th Driest	Driest since: 1988	1934
Sep 1988–Jun 1989 10-Month	24.92" (632.97mm)	24.55" (623.57mm)	0.37" (9.40mm)	61st Wettest	Wettest since: 1987	2019
Aug 1988–Jun 1989 11-Month	27.49" (698.25mm)	27.17" (690.12mm)	0.32" (8.13mm)	63rd Driest	Driest since: 1988	1918
Aug 1988–Jun 1989 11-Month	27.49" (698.25mm)	27.17" (690.12mm)	0.32" (8.13mm)	65th Wettest	Wettest since: 1987	2019
Jul 1988–Jun 1989 12-Month	30.19" (766.83mm)	29.96" (760.98mm)	0.23" (5.85mm)	61st Driest	Driest since: 1988	1931
Jul 1988–Jun 1989 12-Month	30.19" (766.83mm)	29.96" (760.98mm)	0.23" (5.85mm)	67th Wettest	Wettest since: 1987	2019
Jan 1988–Jun 1989 18-Month	41.72" (1,059.69mm)	45.27" (1,149.86mm)	-3.55" (-90.17mm)	12th Driest	Driest since: 1988	1931
Jan 1988–Jun 1989 18-Month	41.72" (1,059.69mm)	45.27" (1,149.86mm)	-3.55" (-90.17mm)	116th Wettest	Wettest since: 1987	2019
Jul 1987–Jun 1989 24-Month	56.05" (1,423.67mm)	59.93" (1,522.22mm)	-3.88" (-98.55mm)	18th Driest	Driest since: 1977	1931
Jul 1987–Jun 1989 24-Month	56.05" (1,423.67mm)	59.93" (1,522.22mm)	-3.88" (-98.55mm)	109th Wettest	Wettest since: 1988	2020
Jul 1986–Jun 1989 36-Month	87.64" (2,226.06mm)	89.89" (2,283.21mm)	-2.25" (-57.15mm)	37th Driest	Driest since: 1977	1956
Jul 1986–Jun 1989 36-Month	87.64" (2,226.06mm)	89.89" (2,283.21mm)	-2.25" (-57.15mm)	89th Wettest	Wettest since: 1988	2019
Jul 1985–Jun 1989 48-Month	118.94" (3,021.08mm)	119.79" (3,042.67mm)	-0.85" (-21.59mm)	52nd Driest	Driest since: 1988	1956
Jul 1985–Jun 1989 48-Month	118.94" (3,021.08mm)	119.79" (3,042.67mm)	-0.85" (-21.59mm)	73rd Wettest	Wettest since: 1987	2019
Jul 1984–Jun 1989 60-Month	148.24" (3,765.30mm)	149.66" (3,801.36mm)	-1.42" (-36.06mm)	48th Driest	Driest since: 1981	1934
Jul 1984–Jun 1989 60-Month	148.24" (3,765.30mm)	149.66" (3,801.36mm)	-1.42" (-36.06mm)	76th Wettest	Wettest since: 1988	2020

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: National Rankings, published May 2023, retrieved on May 31, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/national/rankings