Please note, Degree Days and Palmer Indices are not available for Alaska or Hawaii. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales. Data are available for bulk download.
Base Period
Trend

Filter
Iowa Precipitation
November
Period
Precipitation
Rank
(out of 113)
Anomaly
1901-2000 Mean: 1.75in
November 20070.18"3-1.57"
November 20061.77"670.02"
November 20051.75"660.00"
November 20042.21"840.46"
November 20033.46"1041.71"
November 20020.22"5-1.53"
November 20011.55"56-0.20"
November 20002.15"820.40"
November 19991.02"33-0.73"
November 19981.61"57-0.14"
November 19971.02"33-0.73"
November 19962.65"940.90"
November 19951.70"63-0.05"
November 19942.21"840.46"
November 19931.09"37-0.66"
November 19924.38"1092.63"
November 19914.36"1082.61"
November 19901.65"60-0.10"
November 19890.27"8-1.48"
November 19882.61"920.86"
November 19872.64"930.89"
November 19861.15"38-0.60"
November 19852.24"860.49"
November 19842.04"760.29"
November 19834.68"1102.93"
November 19822.93"1001.18"
November 19812.05"770.30"
November 19800.43"13-1.32"
November 19791.85"690.10"
November 19782.41"890.66"
November 19771.65"60-0.10"
November 19760.10"1-1.65"
November 19753.47"1051.72"
November 19741.41"49-0.34"
November 19732.25"870.50"
November 19722.28"880.53"
November 19713.08"1021.33"
November 19701.69"62-0.06"
November 19690.27"8-1.48"
November 19681.19"41-0.56"
November 19670.67"25-1.08"
November 19660.49"14-1.26"
November 19651.30"46-0.45"
November 19641.20"43-0.55"
November 19631.35"48-0.40"
November 19620.56"18-1.19"
November 19612.96"1011.21"
November 19600.95"30-0.80"
November 19591.86"700.11"
November 19581.62"58-0.13"
November 19572.50"900.75"
November 19562.03"750.28"
November 19550.24"6-1.51"
November 19540.24"6-1.51"
November 19531.33"47-0.42"
November 19522.73"980.98"
November 19511.29"45-0.46"
November 19500.57"19-1.18"
November 19490.50"16-1.25"
November 19482.72"970.97"
November 19471.88"710.13"
November 19461.73"65-0.02"
November 19451.28"44-0.47"
November 19441.67"61-0.08"
November 19431.06"35-0.69"
November 19421.73"65-0.02"
November 19411.83"680.08"
November 19402.51"910.76"
November 19390.49"14-1.26"
November 19382.70"960.95"
November 19370.71"26-1.04"
November 19360.66"24-1.09"
November 19352.69"950.94"
November 19344.92"1113.17"
November 19330.33"11-1.42"
November 19321.51"53-0.24"
November 19315.75"1134.00"
November 19302.15"820.40"
November 19291.18"40-0.57"
November 19283.77"1072.02"
November 19270.93"29-0.82"
November 19262.11"800.36"
November 19250.73"27-1.02"
November 19240.61"22-1.14"
November 19230.59"21-1.16"
November 19223.61"1061.86"
November 19210.58"20-1.17"
November 19202.22"850.47"
November 19193.41"1031.66"
November 19182.03"750.28"
November 19170.27"8-1.48"
November 19161.54"54-0.21"
November 19151.90"720.15"
November 19140.21"4-1.54"
November 19131.17"39-0.58"
November 19120.97"31-0.78"
November 19111.43"50-0.32"
November 19100.34"12-1.41"
November 19095.35"1123.60"
November 19081.54"54-0.21"
November 19071.01"32-0.74"
November 19062.06"780.31"
November 19052.90"991.15"
November 19040.16"2-1.59"
November 19030.52"17-1.23"
November 19022.07"790.32"
November 19010.83"28-0.92"
November 19001.06"35-0.69"
November 18991.19"41-0.56"
November 18981.46"51-0.29"
November 18970.63"23-1.12"
November 18962.01"730.26"
November 18951.48"52-0.27"

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