Divisional Rankings

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Month:

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Division:

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 1998

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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 1998 1-Month	0.73" (18.54mm)	0.79" (20.07mm)	-0.06" (-1.53mm)	72nd Driest	Driest since: 1997	1944
	0.73" (18.54mm)	0.79" (20.07mm)	-0.06" (-1.53mm)	58th Wettest	Wettest since: 1996	1971
	Ties: 1928, 1968
Dec 1997–Jan 1998 2-Month	0.96" (24.38mm)	1.56" (39.62mm)	-0.60" (-15.24mm)	20th Driest	Driest since: 1995	1944
Dec 1997–Jan 1998 2-Month	0.96" (24.38mm)	1.56" (39.62mm)	-0.60" (-15.24mm)	109th Wettest	Wettest since: 1997	1918
Nov 1997–Jan 1998 3-Month	1.48" (37.59mm)	2.29" (58.17mm)	-0.81" (-20.58mm)	22nd Driest	Driest since: 1995	1944
Nov 1997–Jan 1998 3-Month	1.48" (37.59mm)	2.29" (58.17mm)	-0.81" (-20.58mm)	107th Wettest	Wettest since: 1997	1907
Oct 1997–Jan 1998 4-Month	2.24" (56.90mm)	3.11" (78.99mm)	-0.87" (-22.09mm)	24th Driest	Driest since: 1992	1908
	2.24" (56.90mm)	3.11" (78.99mm)	-0.87" (-22.09mm)	105th Wettest	Wettest since: 1997	1907
	Ties: 1936
Sep 1997–Jan 1998 5-Month	2.89" (73.41mm)	4.41" (112.01mm)	-1.52" (-38.60mm)	16th Driest	Driest since: 1988	1988
Sep 1997–Jan 1998 5-Month	2.89" (73.41mm)	4.41" (112.01mm)	-1.52" (-38.60mm)	113th Wettest	Wettest since: 1997	1912
Aug 1997–Jan 1998 6-Month	4.44" (112.78mm)	5.76" (146.30mm)	-1.32" (-33.52mm)	27th Driest	Driest since: 1995	2002
Aug 1997–Jan 1998 6-Month	4.44" (112.78mm)	5.76" (146.30mm)	-1.32" (-33.52mm)	102nd Wettest	Wettest since: 1997	1912
Jul 1997–Jan 1998 7-Month	5.87" (149.10mm)	7.34" (186.44mm)	-1.47" (-37.34mm)	29th Driest	Driest since: 1995	1905
	5.87" (149.10mm)	7.34" (186.44mm)	-1.47" (-37.34mm)	100th Wettest	Wettest since: 1997	1912
	Ties: 2019
Jun 1997–Jan 1998 8-Month	8.73" (221.74mm)	10.29" (261.37mm)	-1.56" (-39.63mm)	36th Driest	Driest since: 1995	1905
Jun 1997–Jan 1998 8-Month	8.73" (221.74mm)	10.29" (261.37mm)	-1.56" (-39.63mm)	93rd Wettest	Wettest since: 1997	1912
May 1997–Jan 1998 9-Month	11.53" (292.86mm)	12.45" (316.23mm)	-0.92" (-23.37mm)	53rd Driest	Driest since: 1995	1905
May 1997–Jan 1998 9-Month	11.53" (292.86mm)	12.45" (316.23mm)	-0.92" (-23.37mm)	76th Wettest	Wettest since: 1997	1928
Apr 1997–Jan 1998 10-Month	12.55" (318.77mm)	13.56" (344.42mm)	-1.01" (-25.65mm)	54th Driest	Driest since: 1997	1905
Apr 1997–Jan 1998 10-Month	12.55" (318.77mm)	13.56" (344.42mm)	-1.01" (-25.65mm)	75th Wettest	Wettest since: 1996	1928
Mar 1997–Jan 1998 11-Month	13.45" (341.63mm)	14.37" (365.00mm)	-0.92" (-23.37mm)	55th Driest	Driest since: 1995	1905
Mar 1997–Jan 1998 11-Month	13.45" (341.63mm)	14.37" (365.00mm)	-0.92" (-23.37mm)	74th Wettest	Wettest since: 1997	1928
Feb 1997–Jan 1998 12-Month	13.85" (351.79mm)	14.98" (380.49mm)	-1.13" (-28.70mm)	51st Driest	Driest since: 1995	1919
Feb 1997–Jan 1998 12-Month	13.85" (351.79mm)	14.98" (380.49mm)	-1.13" (-28.70mm)	78th Wettest	Wettest since: 1997	1928
Aug 1996–Jan 1998 18-Month	20.01" (508.25mm)	20.76" (527.30mm)	-0.75" (-19.05mm)	54th Driest	Driest since: 1995	2002
Aug 1996–Jan 1998 18-Month	20.01" (508.25mm)	20.76" (527.30mm)	-0.75" (-19.05mm)	74th Wettest	Wettest since: 1997	1928
Feb 1996–Jan 1998 24-Month	28.12" (714.25mm)	30.01" (762.25mm)	-1.89" (-48.00mm)	41st Driest	Driest since: 1989	1920
Feb 1996–Jan 1998 24-Month	28.12" (714.25mm)	30.01" (762.25mm)	-1.89" (-48.00mm)	87th Wettest	Wettest since: 1997	1917
Feb 1995–Jan 1998 36-Month	48.04" (1,220.22mm)	45.06" (1,144.52mm)	2.98" (75.70mm)	92nd Driest	Driest since: 1997	1921
Feb 1995–Jan 1998 36-Month	48.04" (1,220.22mm)	45.06" (1,144.52mm)	2.98" (75.70mm)	35th Wettest	Wettest since: 1996	1899
Feb 1994–Jan 1998 48-Month	59.16" (1,502.66mm)	60.16" (1,528.06mm)	-1.00" (-25.40mm)	55th Driest	Driest since: 1991	1921
Feb 1994–Jan 1998 48-Month	59.16" (1,502.66mm)	60.16" (1,528.06mm)	-1.00" (-25.40mm)	71st Wettest	Wettest since: 1997	1900
Feb 1993–Jan 1998 60-Month	79.27" (2,013.46mm)	75.31" (1,912.87mm)	3.96" (100.59mm)	93rd Driest	Driest since: 1995	1922
Feb 1993–Jan 1998 60-Month	79.27" (2,013.46mm)	75.31" (1,912.87mm)	3.96" (100.59mm)	32nd Wettest	Wettest since: 1997	1900

Citing This Page

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