Divisional 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.

Montana, Climate Division 3. North Central

Precipitation Rankings, January 2002

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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
January 2002 1-Month	0.69" (17.53mm)	0.79" (20.07mm)	-0.10" (-2.54mm)	61st Driest	Driest since: 2001	1944
	0.69" (17.53mm)	0.79" (20.07mm)	-0.10" (-2.54mm)	68th Wettest	Wettest since: 1999	1971
	Ties: 2006
Dec 2001–Jan 2002 2-Month	0.89" (22.61mm)	1.56" (39.62mm)	-0.67" (-17.01mm)	18th Driest	Driest since: 1995	1944
	0.89" (22.61mm)	1.56" (39.62mm)	-0.67" (-17.01mm)	110th Wettest	Wettest since: 2001	1918
	Ties: 1986
Nov 2001–Jan 2002 3-Month	1.25" (31.75mm)	2.29" (58.17mm)	-1.04" (-26.42mm)	10th Driest	Driest since: 1995	1944
Nov 2001–Jan 2002 3-Month	1.25" (31.75mm)	2.29" (58.17mm)	-1.04" (-26.42mm)	118th Wettest	Wettest since: 2001	1907
Oct 2001–Jan 2002 4-Month	1.75" (44.45mm)	3.11" (78.99mm)	-1.36" (-34.54mm)	6th Driest	Driest since: 1988	1908
Oct 2001–Jan 2002 4-Month	1.75" (44.45mm)	3.11" (78.99mm)	-1.36" (-34.54mm)	122nd Wettest	Wettest since: 2001	1907
Sep 2001–Jan 2002 5-Month	2.23" (56.64mm)	4.41" (112.01mm)	-2.18" (-55.37mm)	6th Driest	Driest since: 1988	1988
Sep 2001–Jan 2002 5-Month	2.23" (56.64mm)	4.41" (112.01mm)	-2.18" (-55.37mm)	122nd Wettest	Wettest since: 2001	1912
Aug 2001–Jan 2002 6-Month	2.52" (64.01mm)	5.76" (146.30mm)	-3.24" (-82.29mm)	1st Driest	Driest since: 2002	2002
Aug 2001–Jan 2002 6-Month	2.52" (64.01mm)	5.76" (146.30mm)	-3.24" (-82.29mm)	127th Wettest	Wettest since: 2001	1912
Jul 2001–Jan 2002 7-Month	4.69" (119.13mm)	7.34" (186.44mm)	-2.65" (-67.31mm)	7th Driest	Driest since: 1995	1905
Jul 2001–Jan 2002 7-Month	4.69" (119.13mm)	7.34" (186.44mm)	-2.65" (-67.31mm)	121st Wettest	Wettest since: 2001	1912
Jun 2001–Jan 2002 8-Month	7.43" (188.72mm)	10.29" (261.37mm)	-2.86" (-72.65mm)	12th Driest	Driest since: 2001	1905
Jun 2001–Jan 2002 8-Month	7.43" (188.72mm)	10.29" (261.37mm)	-2.86" (-72.65mm)	116th Wettest	Wettest since: 2000	1912
May 2001–Jan 2002 9-Month	8.00" (203.20mm)	12.45" (316.23mm)	-4.45" (-113.03mm)	5th Driest	Driest since: 1980	1905
May 2001–Jan 2002 9-Month	8.00" (203.20mm)	12.45" (316.23mm)	-4.45" (-113.03mm)	123rd Wettest	Wettest since: 2001	1928
Apr 2001–Jan 2002 10-Month	9.21" (233.93mm)	13.56" (344.42mm)	-4.35" (-110.49mm)	5th Driest	Driest since: 1961	1905
Apr 2001–Jan 2002 10-Month	9.21" (233.93mm)	13.56" (344.42mm)	-4.35" (-110.49mm)	123rd Wettest	Wettest since: 2001	1928
Mar 2001–Jan 2002 11-Month	9.62" (244.35mm)	14.37" (365.00mm)	-4.75" (-120.65mm)	4th Driest	Driest since: 1961	1905
Mar 2001–Jan 2002 11-Month	9.62" (244.35mm)	14.37" (365.00mm)	-4.75" (-120.65mm)	124th Wettest	Wettest since: 2001	1928
Feb 2001–Jan 2002 12-Month	10.13" (257.30mm)	14.98" (380.49mm)	-4.85" (-123.19mm)	5th Driest	Driest since: 1961	1919
Feb 2001–Jan 2002 12-Month	10.13" (257.30mm)	14.98" (380.49mm)	-4.85" (-123.19mm)	123rd Wettest	Wettest since: 2001	1928
Aug 2000–Jan 2002 18-Month	13.84" (351.54mm)	20.76" (527.30mm)	-6.92" (-175.76mm)	1st Driest	Driest since: 2002	2002
Aug 2000–Jan 2002 18-Month	13.84" (351.54mm)	20.76" (527.30mm)	-6.92" (-175.76mm)	126th Wettest	Wettest since: 2001	1928
Feb 2000–Jan 2002 24-Month	21.25" (539.75mm)	30.01" (762.25mm)	-8.76" (-222.50mm)	2nd Driest	Driest since: 1920	1920
Feb 2000–Jan 2002 24-Month	21.25" (539.75mm)	30.01" (762.25mm)	-8.76" (-222.50mm)	125th Wettest	Wettest since: 2001	1917
Feb 1999–Jan 2002 36-Month	35.57" (903.48mm)	45.06" (1,144.52mm)	-9.49" (-241.04mm)	5th Driest	Driest since: 1938	1921
Feb 1999–Jan 2002 36-Month	35.57" (903.48mm)	45.06" (1,144.52mm)	-9.49" (-241.04mm)	121st Wettest	Wettest since: 2001	1899
Feb 1998–Jan 2002 48-Month	51.29" (1,302.77mm)	60.16" (1,528.06mm)	-8.87" (-225.29mm)	5th Driest	Driest since: 1964	1921
Feb 1998–Jan 2002 48-Month	51.29" (1,302.77mm)	60.16" (1,528.06mm)	-8.87" (-225.29mm)	120th Wettest	Wettest since: 2001	1900
Feb 1997–Jan 2002 60-Month	65.14" (1,654.56mm)	75.31" (1,912.87mm)	-10.17" (-258.31mm)	4th Driest	Driest since: 1964	1922
Feb 1997–Jan 2002 60-Month	65.14" (1,654.56mm)	75.31" (1,912.87mm)	-10.17" (-258.31mm)	120th Wettest	Wettest since: 2001	1900

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published January 2023, retrieved on February 3, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/rankings