Statewide Rankings

Statewide Data Info
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.

Virginia

Precipitation Rankings, December 1990

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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
December 1990
1-Month
4.22"
(107.19mm)
3.22"
(81.79mm)
1.00"
(25.40mm)
103rd Driest
Driest since:
1965
26th Wettest
Wettest since:
2009
Nov–Dec 1990
2-Month
5.90"
(149.86mm)
6.06"
(153.92mm)
-0.16"
(-4.06mm)
68th Driest
Driest since:
1965
61st Wettest
Wettest since:
2009
Oct–Dec 1990
3-Month
12.65"
(321.31mm)
9.18"
(233.17mm)
3.47"
(88.14mm)
113th Driest
Driest since:
1965
16th Wettest
Wettest since:
2009
Sep–Dec 1990
4-Month
14.51"
(368.55mm)
12.73"
(323.34mm)
1.78"
(45.21mm)
91st Driest
Driest since:
2001
38th Wettest
Wettest since:
2018
Aug–Dec 1990
5-Month
19.27"
(489.46mm)
17.08"
(433.83mm)
2.19"
(55.63mm)
92nd Driest
Driest since:
1930
37th Wettest
Wettest since:
2018
Jul–Dec 1990
6-Month
23.59"
(599.19mm)
21.61"
(548.89mm)
1.98"
(50.30mm)
89th Driest
Driest since:
1930
40th Wettest
Wettest since:
2018
Jun–Dec 1990
7-Month
25.38"
(644.65mm)
25.59"
(649.99mm)
-0.21"
(-5.34mm)
62nd Driest
Driest since:
1930
67th Wettest
Wettest since:
2018
May–Dec 1990
8-Month
32.07"
(814.58mm)
29.42"
(747.27mm)
2.65"
(67.31mm)
93rd Driest
Driest since:
1930
36th Wettest
Wettest since:
2018
Apr–Dec 1990
9-Month
35.27"
(895.86mm)
32.79"
(832.87mm)
2.48"
(62.99mm)
90th Driest
Driest since:
1930
39th Wettest
Wettest since:
2018
Mar–Dec 1990
10-Month
38.69"
(982.73mm)
36.57"
(928.88mm)
2.12"
(53.85mm)
92nd Driest
Driest since:
1930
37th Wettest
Wettest since:
2018
Feb–Dec 1990
11-Month
42.01"
(1,067.05mm)
39.59"
(1,005.59mm)
2.42"
(61.46mm)
89th Driest
Driest since:
1930
40th Wettest
Wettest since:
2018
Jan–Dec 1990
12-Month
45.48"
(1,155.19mm)
42.94"
(1,090.68mm)
2.54"
(64.51mm)
88th Driest
Driest since:
1930
41st Wettest
Wettest since:
2018
Jul 1989–Dec 1990
18-Month
71.33"
(1,811.78mm)
64.55"
(1,639.57mm)
6.78"
(172.21mm)
105th Driest
Driest since:
1930
23rd Wettest
Wettest since:
2003
Jan 1989–Dec 1990
24-Month
97.99"
(2,488.95mm)
85.88"
(2,181.35mm)
12.11"
(307.60mm)
116th Driest
Driest since:
1931
12th Wettest
Wettest since:
2004
Jan 1988–Dec 1990
36-Month
132.95"
(3,376.93mm)
128.83"
(3,272.28mm)
4.12"
(104.65mm)
76th Driest
Driest since:
1965
51st Wettest
Wettest since:
2020
Jan 1987–Dec 1990
48-Month
178.25"
(4,527.55mm)
171.77"
(4,362.96mm)
6.48"
(164.59mm)
81st Driest
Driest since:
1966
45th Wettest
Wettest since:
2020
Jan 1986–Dec 1990
60-Month
213.41"
(5,420.61mm)
214.74"
(5,454.40mm)
-1.33"
(-33.79mm)
49th Driest
Driest since:
1967
76th Wettest
Wettest since:
2020

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