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.

Delaware

Precipitation Rankings, August 1947

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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
August 1947 1-Month	3.00" (76.20mm)	4.59" (116.59mm)	-1.59" (-40.39mm)	38th Driest	Driest since: 1945	2008
August 1947 1-Month	3.00" (76.20mm)	4.59" (116.59mm)	-1.59" (-40.39mm)	91st Wettest	Wettest since: 1946	1967
Jul–Aug 1947 2-Month	6.45" (163.83mm)	8.90" (226.06mm)	-2.45" (-62.23mm)	36th Driest	Driest since: 1944	1966
Jul–Aug 1947 2-Month	6.45" (163.83mm)	8.90" (226.06mm)	-2.45" (-62.23mm)	93rd Wettest	Wettest since: 1946	1919
Jun–Aug 1947 3-Month	9.74" (247.40mm)	12.54" (318.52mm)	-2.80" (-71.12mm)	32nd Driest	Driest since: 1944	1966
Jun–Aug 1947 3-Month	9.74" (247.40mm)	12.54" (318.52mm)	-2.80" (-71.12mm)	97th Wettest	Wettest since: 1946	2013
May–Aug 1947 4-Month	15.15" (384.81mm)	16.10" (408.94mm)	-0.95" (-24.13mm)	53rd Driest	Driest since: 1944	1964
May–Aug 1947 4-Month	15.15" (384.81mm)	16.10" (408.94mm)	-0.95" (-24.13mm)	76th Wettest	Wettest since: 1946	1919
Apr–Aug 1947 5-Month	18.82" (478.03mm)	19.58" (497.33mm)	-0.76" (-19.30mm)	56th Driest	Driest since: 1944	1957
Apr–Aug 1947 5-Month	18.82" (478.03mm)	19.58" (497.33mm)	-0.76" (-19.30mm)	73rd Wettest	Wettest since: 1946	1919
Mar–Aug 1947 6-Month	20.61" (523.49mm)	23.55" (598.17mm)	-2.94" (-74.68mm)	31st Driest	Driest since: 1943	1930
Mar–Aug 1947 6-Month	20.61" (523.49mm)	23.55" (598.17mm)	-2.94" (-74.68mm)	98th Wettest	Wettest since: 1946	1989
Feb–Aug 1947 7-Month	21.97" (558.04mm)	26.60" (675.64mm)	-4.63" (-117.60mm)	22nd Driest	Driest since: 1943	1930
Feb–Aug 1947 7-Month	21.97" (558.04mm)	26.60" (675.64mm)	-4.63" (-117.60mm)	107th Wettest	Wettest since: 1946	1958
Jan–Aug 1947 8-Month	26.68" (677.67mm)	30.09" (764.29mm)	-3.41" (-86.62mm)	30th Driest	Driest since: 1943	1930
Jan–Aug 1947 8-Month	26.68" (677.67mm)	30.09" (764.29mm)	-3.41" (-86.62mm)	99th Wettest	Wettest since: 1946	1958
Dec 1946–Aug 1947 9-Month	28.76" (730.50mm)	33.55" (852.17mm)	-4.79" (-121.67mm)	27th Driest	Driest since: 1944	1930
Dec 1946–Aug 1947 9-Month	28.76" (730.50mm)	33.55" (852.17mm)	-4.79" (-121.67mm)	101st Wettest	Wettest since: 1946	1958
Nov 1946–Aug 1947 10-Month	30.59" (776.99mm)	36.62" (930.15mm)	-6.03" (-153.16mm)	23rd Driest	Driest since: 1943	1977
Nov 1946–Aug 1947 10-Month	30.59" (776.99mm)	36.62" (930.15mm)	-6.03" (-153.16mm)	105th Wettest	Wettest since: 1946	1958
Oct 1946–Aug 1947 11-Month	32.58" (827.53mm)	39.77" (1,010.16mm)	-7.19" (-182.63mm)	15th Driest	Driest since: 1930	1966
Oct 1946–Aug 1947 11-Month	32.58" (827.53mm)	39.77" (1,010.16mm)	-7.19" (-182.63mm)	113th Wettest	Wettest since: 1946	1958
Sep 1946–Aug 1947 12-Month	35.27" (895.86mm)	43.36" (1,101.34mm)	-8.09" (-205.48mm)	10th Driest	Driest since: 1930	1966
Sep 1946–Aug 1947 12-Month	35.27" (895.86mm)	43.36" (1,101.34mm)	-8.09" (-205.48mm)	118th Wettest	Wettest since: 1946	1958
Mar 1946–Aug 1947 18-Month	59.26" (1,505.20mm)	66.82" (1,697.23mm)	-7.56" (-192.03mm)	19th Driest	Driest since: 1944	1966
Mar 1946–Aug 1947 18-Month	59.26" (1,505.20mm)	66.82" (1,697.23mm)	-7.56" (-192.03mm)	109th Wettest	Wettest since: 1946	1984
Sep 1945–Aug 1947 24-Month	81.58" (2,072.13mm)	86.56" (2,198.62mm)	-4.98" (-126.49mm)	35th Driest	Driest since: 1944	1966
Sep 1945–Aug 1947 24-Month	81.58" (2,072.13mm)	86.56" (2,198.62mm)	-4.98" (-126.49mm)	92nd Wettest	Wettest since: 1946	2004
Sep 1944–Aug 1947 36-Month	133.91" (3,401.31mm)	129.84" (3,297.94mm)	4.07" (103.37mm)	72nd Driest	Driest since: 1945	1966
Sep 1944–Aug 1947 36-Month	133.91" (3,401.31mm)	129.84" (3,297.94mm)	4.07" (103.37mm)	54th Wettest	Wettest since: 1946	2005
Sep 1943–Aug 1947 48-Month	173.17" (4,398.52mm)	173.06" (4,395.72mm)	0.11" (2.80mm)	53rd Driest	Driest since: 1945	1966
Sep 1943–Aug 1947 48-Month	173.17" (4,398.52mm)	173.06" (4,395.72mm)	0.11" (2.80mm)	72nd Wettest	Wettest since: 1946	1939
Sep 1942–Aug 1947 60-Month	210.24" (5,340.10mm)	216.24" (5,492.50mm)	-6.00" (-152.40mm)	35th Driest	Driest since: 1945	1966
Sep 1942–Aug 1947 60-Month	210.24" (5,340.10mm)	216.24" (5,492.50mm)	-6.00" (-152.40mm)	89th Wettest	Wettest since: 1946	1937

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published May 2023, retrieved on June 7, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings