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, January 1977

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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
January 1977 1-Month	1.58" (40.13mm)	2.31" (58.67mm)	-0.73" (-18.54mm)	12th Driest	Driest since: 1963	1981
	1.58" (40.13mm)	2.31" (58.67mm)	-0.73" (-18.54mm)	118th Wettest	Wettest since: 1976	1916
	Ties: 1942
Dec 1976–Jan 1977 2-Month	2.94" (74.68mm)	4.66" (118.36mm)	-1.72" (-43.68mm)	4th Driest	Driest since: 1931	1981
Dec 1976–Jan 1977 2-Month	2.94" (74.68mm)	4.66" (118.36mm)	-1.72" (-43.68mm)	125th Wettest	Wettest since: 1976	1932
Nov 1976–Jan 1977 3-Month	4.05" (102.87mm)	6.89" (175.01mm)	-2.84" (-72.14mm)	1st Driest	Driest to Date	1977
Nov 1976–Jan 1977 3-Month	4.05" (102.87mm)	6.89" (175.01mm)	-2.84" (-72.14mm)	128th Wettest	Wettest since: 1976	2016
Oct 1976–Jan 1977 4-Month	6.49" (164.85mm)	9.06" (230.12mm)	-2.57" (-65.27mm)	4th Driest	Driest since: 1940	1981
Oct 1976–Jan 1977 4-Month	6.49" (164.85mm)	9.06" (230.12mm)	-2.57" (-65.27mm)	125th Wettest	Wettest since: 1976	2016
Sep 1976–Jan 1977 5-Month	8.94" (227.08mm)	11.55" (293.37mm)	-2.61" (-66.29mm)	5th Driest	Driest since: 1957	1940
Sep 1976–Jan 1977 5-Month	8.94" (227.08mm)	11.55" (293.37mm)	-2.61" (-66.29mm)	124th Wettest	Wettest since: 1976	2019
Aug 1976–Jan 1977 6-Month	10.94" (277.88mm)	14.17" (359.92mm)	-3.23" (-82.04mm)	2nd Driest	Driest since: 1940	1940
Aug 1976–Jan 1977 6-Month	10.94" (277.88mm)	14.17" (359.92mm)	-3.23" (-82.04mm)	127th Wettest	Wettest since: 1976	2019
Jul 1976–Jan 1977 7-Month	13.68" (347.47mm)	16.96" (430.78mm)	-3.28" (-83.31mm)	6th Driest	Driest since: 1944	1940
Jul 1976–Jan 1977 7-Month	13.68" (347.47mm)	16.96" (430.78mm)	-3.28" (-83.31mm)	123rd Wettest	Wettest since: 1976	2019
Jun 1976–Jan 1977 8-Month	16.45" (417.83mm)	19.88" (504.95mm)	-3.43" (-87.12mm)	6th Driest	Driest since: 1957	1981
Jun 1976–Jan 1977 8-Month	16.45" (417.83mm)	19.88" (504.95mm)	-3.43" (-87.12mm)	123rd Wettest	Wettest since: 1976	2019
May 1976–Jan 1977 9-Month	19.38" (492.25mm)	22.79" (578.87mm)	-3.41" (-86.62mm)	8th Driest	Driest since: 1957	1918
May 1976–Jan 1977 9-Month	19.38" (492.25mm)	22.79" (578.87mm)	-3.41" (-86.62mm)	121st Wettest	Wettest since: 1976	2016
Apr 1976–Jan 1977 10-Month	21.67" (550.42mm)	25.32" (643.13mm)	-3.65" (-92.71mm)	8th Driest	Driest since: 1957	1940
Apr 1976–Jan 1977 10-Month	21.67" (550.42mm)	25.32" (643.13mm)	-3.65" (-92.71mm)	121st Wettest	Wettest since: 1976	2016
Mar 1976–Jan 1977 11-Month	24.24" (615.70mm)	27.83" (706.88mm)	-3.59" (-91.18mm)	7th Driest	Driest since: 1957	1957
Mar 1976–Jan 1977 11-Month	24.24" (615.70mm)	27.83" (706.88mm)	-3.59" (-91.18mm)	122nd Wettest	Wettest since: 1976	1974
Feb 1976–Jan 1977 12-Month	26.13" (663.70mm)	29.96" (760.98mm)	-3.83" (-97.28mm)	8th Driest	Driest since: 1957	1931
Feb 1976–Jan 1977 12-Month	26.13" (663.70mm)	29.96" (760.98mm)	-3.83" (-97.28mm)	121st Wettest	Wettest since: 1976	1974
Aug 1975–Jan 1977 18-Month	40.07" (1,017.78mm)	44.14" (1,121.16mm)	-4.07" (-103.38mm)	13th Driest	Driest since: 1964	1955
Aug 1975–Jan 1977 18-Month	40.07" (1,017.78mm)	44.14" (1,121.16mm)	-4.07" (-103.38mm)	115th Wettest	Wettest since: 1976	2020
Feb 1975–Jan 1977 24-Month	58.31" (1,481.07mm)	59.93" (1,522.22mm)	-1.62" (-41.15mm)	38th Driest	Driest since: 1968	1918
Feb 1975–Jan 1977 24-Month	58.31" (1,481.07mm)	59.93" (1,522.22mm)	-1.62" (-41.15mm)	90th Wettest	Wettest since: 1976	2020
Feb 1974–Jan 1977 36-Month	88.39" (2,245.11mm)	89.86" (2,282.44mm)	-1.47" (-37.33mm)	43rd Driest	Driest since: 1969	1957
Feb 1974–Jan 1977 36-Month	88.39" (2,245.11mm)	89.86" (2,282.44mm)	-1.47" (-37.33mm)	84th Wettest	Wettest since: 1976	2020
Feb 1973–Jan 1977 48-Month	124.02" (3,150.11mm)	119.76" (3,041.90mm)	4.26" (108.21mm)	96th Driest	Driest since: 1973	1957
Feb 1973–Jan 1977 48-Month	124.02" (3,150.11mm)	119.76" (3,041.90mm)	4.26" (108.21mm)	30th Wettest	Wettest since: 1976	2020
Feb 1972–Jan 1977 60-Month	155.87" (3,959.10mm)	149.63" (3,800.60mm)	6.24" (158.50mm)	98th Driest	Driest since: 1973	1957
Feb 1972–Jan 1977 60-Month	155.87" (3,959.10mm)	149.63" (3,800.60mm)	6.24" (158.50mm)	27th Wettest	Wettest since: 1976	2020

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: National Rankings, published March 2023, retrieved on April 1, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/national/rankings