Regional Rankings

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Month:

Region:

Please note, Palmer Indices are not available for NWS Regions. Degree Days are not available for Great Plains, Souther Plains and Gulf Coast Rockies and Westward, River Basins, or Agricultural Belts. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Southwest Climate Region

Precipitation Rankings, May 1915

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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
May 1915 1-Month	1.48" (37.59mm)	1.11" (28.19mm)	0.37" (9.40mm)	108th Driest	Driest since: 1913	1974
	1.48" (37.59mm)	1.11" (28.19mm)	0.37" (9.40mm)	22nd Wettest	Wettest since: 1914	2015
	Ties: 1949
Apr–May 1915 2-Month	4.01" (101.85mm)	2.17" (55.12mm)	1.84" (46.73mm)	128th Driest	Driest since: 1914	2002
Apr–May 1915 2-Month	4.01" (101.85mm)	2.17" (55.12mm)	1.84" (46.73mm)	2nd Wettest	Wettest to Date	1941
Mar–May 1915 3-Month	4.93" (125.22mm)	3.33" (84.58mm)	1.60" (40.64mm)	123rd Driest	Driest since: 1914	2002
Mar–May 1915 3-Month	4.93" (125.22mm)	3.33" (84.58mm)	1.60" (40.64mm)	7th Wettest	Wettest since: 1906	1941
Feb–May 1915 4-Month	6.52" (165.61mm)	4.33" (109.98mm)	2.19" (55.63mm)	127th Driest	Driest since: 1914	2002
Feb–May 1915 4-Month	6.52" (165.61mm)	4.33" (109.98mm)	2.19" (55.63mm)	3rd Wettest	Wettest since: 1905	1905
Jan–May 1915 5-Month	7.94" (201.68mm)	5.31" (134.87mm)	2.63" (66.81mm)	125th Driest	Driest since: 1914	1972
Jan–May 1915 5-Month	7.94" (201.68mm)	5.31" (134.87mm)	2.63" (66.81mm)	5th Wettest	Wettest since: 1905	1905
Dec 1914–May 1915 6-Month	9.68" (245.87mm)	6.32" (160.53mm)	3.36" (85.34mm)	125th Driest	Driest since: 1914	2002
Dec 1914–May 1915 6-Month	9.68" (245.87mm)	6.32" (160.53mm)	3.36" (85.34mm)	4th Wettest	Wettest since: 1905	1905
Nov 1914–May 1915 7-Month	10.02" (254.51mm)	7.21" (183.13mm)	2.81" (71.38mm)	119th Driest	Driest since: 1914	2002
	10.02" (254.51mm)	7.21" (183.13mm)	2.81" (71.38mm)	10th Wettest	Wettest since: 1907	1941
	Ties: 1907
Oct 1914–May 1915 8-Month	12.20" (309.88mm)	8.34" (211.84mm)	3.86" (98.04mm)	123rd Driest	Driest since: 1914	2002
Oct 1914–May 1915 8-Month	12.20" (309.88mm)	8.34" (211.84mm)	3.86" (98.04mm)	6th Wettest	Wettest since: 1905	1941
Sep 1914–May 1915 9-Month	12.91" (327.91mm)	9.71" (246.63mm)	3.20" (81.28mm)	119th Driest	Driest since: 1914	2002
Sep 1914–May 1915 9-Month	12.91" (327.91mm)	9.71" (246.63mm)	3.20" (81.28mm)	10th Wettest	Wettest since: 1906	1941
Aug 1914–May 1915 10-Month	14.74" (374.40mm)	11.72" (297.69mm)	3.02" (76.71mm)	116th Driest	Driest since: 1914	2002
Aug 1914–May 1915 10-Month	14.74" (374.40mm)	11.72" (297.69mm)	3.02" (76.71mm)	13th Wettest	Wettest since: 1907	1941
Jul 1914–May 1915 11-Month	18.12" (460.25mm)	13.59" (345.19mm)	4.53" (115.06mm)	125th Driest	Driest since: 1914	2021
Jul 1914–May 1915 11-Month	18.12" (460.25mm)	13.59" (345.19mm)	4.53" (115.06mm)	4th Wettest	Wettest since: 1905	1941
Jun 1914–May 1915 12-Month	19.58" (497.33mm)	14.53" (369.06mm)	5.05" (128.27mm)	124th Driest	Driest since: 1914	2021
Jun 1914–May 1915 12-Month	19.58" (497.33mm)	14.53" (369.06mm)	5.05" (128.27mm)	5th Wettest	Wettest since: 1905	1905
Dec 1913–May 1915 18-Month	27.06" (687.32mm)	20.86" (529.84mm)	6.20" (157.48mm)	125th Driest	Driest since: 1914	2021
Dec 1913–May 1915 18-Month	27.06" (687.32mm)	20.86" (529.84mm)	6.20" (157.48mm)	3rd Wettest	Wettest since: 1906	1942
Jun 1913–May 1915 24-Month	35.54" (902.72mm)	29.05" (737.87mm)	6.49" (164.85mm)	123rd Driest	Driest since: 1914	2021
Jun 1913–May 1915 24-Month	35.54" (902.72mm)	29.05" (737.87mm)	6.49" (164.85mm)	5th Wettest	Wettest since: 1906	1942
Jun 1912–May 1915 36-Month	49.10" (1,247.14mm)	43.54" (1,105.92mm)	5.56" (141.22mm)	113th Driest	Driest since: 1914	2022
Jun 1912–May 1915 36-Month	49.10" (1,247.14mm)	43.54" (1,105.92mm)	5.56" (141.22mm)	14th Wettest	Wettest since: 1907	1907
Jun 1911–May 1915 48-Month	65.11" (1,653.79mm)	58.01" (1,473.45mm)	7.10" (180.34mm)	116th Driest	Driest since: 1914	1904
Jun 1911–May 1915 48-Month	65.11" (1,653.79mm)	58.01" (1,473.45mm)	7.10" (180.34mm)	10th Wettest	Wettest since: 1908	1986
Jun 1910–May 1915 60-Month	79.00" (2,006.60mm)	72.48" (1,840.99mm)	6.52" (165.61mm)	111th Driest	Driest since: 1914	1957
Jun 1910–May 1915 60-Month	79.00" (2,006.60mm)	72.48" (1,840.99mm)	6.52" (165.61mm)	14th Wettest	Wettest since: 1909	1987

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published June 2023, retrieved on June 10, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings