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 1978

View Period (Months):
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
December 1978
1-Month
4.17"
(105.92mm)
3.22"
(81.79mm)
0.95"
(24.13mm)
99th Driest
Driest since:
1965
29th Wettest
Wettest since:
2009
Ties: 2003
Nov–Dec 1978
2-Month
7.57"
(192.28mm)
6.06"
(153.92mm)
1.51"
(38.36mm)
99th Driest
Driest since:
1965
29th Wettest
Wettest since:
2009
Ties: 1927
Oct–Dec 1978
3-Month
8.67"
(220.22mm)
9.18"
(233.17mm)
-0.51"
(-12.95mm)
56th Driest
Driest since:
1965
72nd Wettest
Wettest since:
2009
Sep–Dec 1978
4-Month
10.12"
(257.05mm)
12.73"
(323.34mm)
-2.61"
(-66.29mm)
29th Driest
Driest since:
2001
99th Wettest
Wettest since:
2018
Aug–Dec 1978
5-Month
15.03"
(381.76mm)
17.08"
(433.83mm)
-2.05"
(-52.07mm)
40th Driest
Driest since:
1930
88th Wettest
Wettest since:
2018
Jul–Dec 1978
6-Month
19.70"
(500.38mm)
21.61"
(548.89mm)
-1.91"
(-48.51mm)
33rd Driest
Driest since:
1930
95th Wettest
Wettest since:
2018
Ties: 1919
Jun–Dec 1978
7-Month
23.36"
(593.34mm)
25.59"
(649.99mm)
-2.23"
(-56.65mm)
36th Driest
Driest since:
1930
92nd Wettest
Wettest since:
2018
May–Dec 1978
8-Month
28.61"
(726.69mm)
29.42"
(747.27mm)
-0.81"
(-20.58mm)
52nd Driest
Driest since:
1930
76th Wettest
Wettest since:
2018
Apr–Dec 1978
9-Month
32.68"
(830.07mm)
32.79"
(832.87mm)
-0.11"
(-2.80mm)
62nd Driest
Driest since:
1930
66th Wettest
Wettest since:
2018
Mar–Dec 1978
10-Month
37.58"
(954.53mm)
36.57"
(928.88mm)
1.01"
(25.65mm)
74th Driest
Driest since:
1930
54th Wettest
Wettest since:
2018
Feb–Dec 1978
11-Month
38.24"
(971.30mm)
39.59"
(1,005.59mm)
-1.35"
(-34.29mm)
48th Driest
Driest since:
1930
80th Wettest
Wettest since:
2018
Jan–Dec 1978
12-Month
45.18"
(1,147.57mm)
42.94"
(1,090.68mm)
2.24"
(56.89mm)
83rd Driest
Driest since:
1930
45th Wettest
Wettest since:
2018
Jul 1977–Dec 1978
18-Month
69.78"
(1,772.41mm)
64.55"
(1,639.57mm)
5.23"
(132.84mm)
97th Driest
Driest since:
1930
30th Wettest
Wettest since:
2003
Ties: 2011
Jan 1977–Dec 1978
24-Month
84.93"
(2,157.22mm)
85.88"
(2,181.35mm)
-0.95"
(-24.13mm)
56th Driest
Driest since:
1931
71st Wettest
Wettest since:
2004
Jan 1976–Dec 1978
36-Month
126.25"
(3,206.75mm)
128.83"
(3,272.28mm)
-2.58"
(-65.53mm)
41st Driest
Driest since:
1965
85th Wettest
Wettest since:
2020
Jan 1975–Dec 1978
48-Month
178.31"
(4,529.07mm)
171.77"
(4,362.96mm)
6.54"
(166.11mm)
83rd Driest
Driest since:
1966
42nd Wettest
Wettest since:
2020
Jan 1974–Dec 1978
60-Month
220.62"
(5,603.75mm)
214.74"
(5,454.40mm)
5.88"
(149.35mm)
79th Driest
Driest since:
1967
45th Wettest
Wettest since:
2020

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