Statewide Rankings

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Please note, Degree Days and Palmer Indices are not available for Alaska. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

North Dakota

Precipitation Rankings, September 1999

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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
September 1999 1-Month	2.44" (61.98mm)	1.63" (41.40mm)	0.81" (20.58mm)	101st Driest	Driest since: 1998	2012
September 1999 1-Month	2.44" (61.98mm)	1.63" (41.40mm)	0.81" (20.58mm)	28th Wettest	Wettest since: 1996	2019
Aug–Sep 1999 2-Month	5.80" (147.32mm)	3.75" (95.25mm)	2.05" (52.07mm)	120th Driest	Driest since: 1998	1897
	5.80" (147.32mm)	3.75" (95.25mm)	2.05" (52.07mm)	9th Wettest	Wettest since: 1980	2019
	Ties: 1944
Jul–Sep 1999 3-Month	8.63" (219.20mm)	6.33" (160.78mm)	2.30" (58.42mm)	116th Driest	Driest since: 1998	1976
Jul–Sep 1999 3-Month	8.63" (219.20mm)	6.33" (160.78mm)	2.30" (58.42mm)	13th Wettest	Wettest since: 1993	2019
Jun–Sep 1999 4-Month	11.63" (295.40mm)	9.76" (247.90mm)	1.87" (47.50mm)	106th Driest	Driest since: 1998	1936
	11.63" (295.40mm)	9.76" (247.90mm)	1.87" (47.50mm)	23rd Wettest	Wettest since: 1993	1993
	Ties: 2011
May–Sep 1999 5-Month	16.81" (426.97mm)	12.09" (307.09mm)	4.72" (119.88mm)	123rd Driest	Driest since: 1998	1936
May–Sep 1999 5-Month	16.81" (426.97mm)	12.09" (307.09mm)	4.72" (119.88mm)	6th Wettest	Wettest since: 1993	1993
Apr–Sep 1999 6-Month	18.00" (457.20mm)	13.46" (341.88mm)	4.54" (115.32mm)	121st Driest	Driest since: 1998	1936
Apr–Sep 1999 6-Month	18.00" (457.20mm)	13.46" (341.88mm)	4.54" (115.32mm)	8th Wettest	Wettest since: 1993	1941
Mar–Sep 1999 7-Month	18.52" (470.41mm)	14.20" (360.68mm)	4.32" (109.73mm)	120th Driest	Driest since: 1998	1936
Mar–Sep 1999 7-Month	18.52" (470.41mm)	14.20" (360.68mm)	4.32" (109.73mm)	9th Wettest	Wettest since: 1993	1941
Feb–Sep 1999 8-Month	18.90" (480.06mm)	14.66" (372.36mm)	4.24" (107.70mm)	120th Driest	Driest since: 1998	1936
Feb–Sep 1999 8-Month	18.90" (480.06mm)	14.66" (372.36mm)	4.24" (107.70mm)	9th Wettest	Wettest since: 1993	1941
Jan–Sep 1999 9-Month	19.82" (503.43mm)	15.15" (384.81mm)	4.67" (118.62mm)	123rd Driest	Driest since: 1998	1936
Jan–Sep 1999 9-Month	19.82" (503.43mm)	15.15" (384.81mm)	4.67" (118.62mm)	6th Wettest	Wettest since: 1993	1941
Dec 1998–Sep 1999 10-Month	20.12" (511.05mm)	15.64" (397.26mm)	4.48" (113.79mm)	120th Driest	Driest since: 1998	1936
Dec 1998–Sep 1999 10-Month	20.12" (511.05mm)	15.64" (397.26mm)	4.48" (113.79mm)	8th Wettest	Wettest since: 1993	1941
Nov 1998–Sep 1999 11-Month	21.34" (542.04mm)	16.24" (412.50mm)	5.10" (129.54mm)	122nd Driest	Driest since: 1998	1936
Nov 1998–Sep 1999 11-Month	21.34" (542.04mm)	16.24" (412.50mm)	5.10" (129.54mm)	6th Wettest	Wettest since: 1993	1993
Oct 1998–Sep 1999 12-Month	25.25" (641.35mm)	17.32" (439.93mm)	7.93" (201.42mm)	127th Driest	Driest since: 1998	1936
Oct 1998–Sep 1999 12-Month	25.25" (641.35mm)	17.32" (439.93mm)	7.93" (201.42mm)	1st Wettest	Wettest to Date	1999
Apr 1998–Sep 1999 18-Month	38.59" (980.19mm)	30.77" (781.56mm)	7.82" (198.63mm)	124th Driest	Driest since: 1998	1934
Apr 1998–Sep 1999 18-Month	38.59" (980.19mm)	30.77" (781.56mm)	7.82" (198.63mm)	4th Wettest	Wettest since: 1942	2011
Oct 1997–Sep 1999 24-Month	43.17" (1,096.52mm)	34.64" (879.86mm)	8.53" (216.66mm)	122nd Driest	Driest since: 1998	1934
Oct 1997–Sep 1999 24-Month	43.17" (1,096.52mm)	34.64" (879.86mm)	8.53" (216.66mm)	5th Wettest	Wettest since: 1942	2011
Oct 1996–Sep 1999 36-Month	61.01" (1,549.65mm)	51.89" (1,318.01mm)	9.12" (231.64mm)	121st Driest	Driest since: 1998	1936
Oct 1996–Sep 1999 36-Month	61.01" (1,549.65mm)	51.89" (1,318.01mm)	9.12" (231.64mm)	5th Wettest	Wettest since: 1995	2011
Oct 1995–Sep 1999 48-Month	79.09" (2,008.89mm)	69.10" (1,755.14mm)	9.99" (253.75mm)	115th Driest	Driest since: 1998	1936
Oct 1995–Sep 1999 48-Month	79.09" (2,008.89mm)	69.10" (1,755.14mm)	9.99" (253.75mm)	10th Wettest	Wettest since: 1996	2011
Oct 1994–Sep 1999 60-Month	101.16" (2,569.46mm)	86.31" (2,192.27mm)	14.85" (377.19mm)	120th Driest	Driest since: 1998	1937
Oct 1994–Sep 1999 60-Month	101.16" (2,569.46mm)	86.31" (2,192.27mm)	14.85" (377.19mm)	4th Wettest	Wettest to Date	2014

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published November 2022, retrieved on December 7, 2022 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings