Climate at a Glance

Statewide Rankings

Look up monthly rankings for 1-12, 18, 24, 36, 48, and 60-month time periods using the options below. Data and statistics are as of November 2019. For more information, please see Climatological Rankings.


Pennsylvania

Precipitation Rankings, December 1981

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2018)
Wettest/Driest
Since
Record
December 1981
1-Month
2.61"
(66.29mm)
3.11"
(78.99mm)
-0.50"
(-12.70mm)
43rd Driest Driest since: 1980 1955
82nd Wettest Wettest since: 1978 1990
Nov–Dec 1981
2-Month
4.28"
(108.71mm)
6.29"
(159.77mm)
-2.01"
(-51.06mm)
19th Driest Driest since: 1980 1917
106th Wettest Wettest since: 1979 1972
Oct–Dec 1981
3-Month
8.72"
(221.49mm)
9.46"
(240.28mm)
-0.74"
(-18.79mm)
45th Driest Driest since: 1980 1924
80th Wettest Wettest since: 1979 1927
Sep–Dec 1981
4-Month
12.47"
(316.74mm)
13.04"
(331.22mm)
-0.57"
(-14.48mm)
48th Driest Driest since: 1980 1908
77th Wettest Wettest since: 1979 2018
Aug–Dec 1981
5-Month
14.75"
(374.65mm)
16.91"
(429.51mm)
-2.16"
(-54.86mm)
31st Driest Driest since: 1980 1930
94th Wettest Wettest since: 1979 2018
Ties: 1900
Jul–Dec 1981
6-Month
19.21"
(487.93mm)
21.10"
(535.94mm)
-1.89"
(-48.01mm)
34th Driest Driest since: 1980 1930
91st Wettest Wettest since: 1979 2018
Jun–Dec 1981
7-Month
24.92"
(632.97mm)
25.27"
(641.86mm)
-0.35"
(-8.89mm)
53rd Driest Driest since: 1980 1930
72nd Wettest Wettest since: 1979 2018
May–Dec 1981
8-Month
28.25"
(717.55mm)
29.19"
(741.43mm)
-0.94"
(-23.88mm)
43rd Driest Driest since: 1980 1930
82nd Wettest Wettest since: 1979 2018
Apr–Dec 1981
9-Month
32.83"
(833.88mm)
32.84"
(834.14mm)
-0.01"
(-0.26mm)
54th Driest Driest since: 1980 1930
71st Wettest Wettest since: 1979 2018
Mar–Dec 1981
10-Month
34.25"
(869.95mm)
36.33"
(922.78mm)
-2.08"
(-52.83mm)
35th Driest Driest since: 1971 1930
90th Wettest Wettest since: 1980 2011
Feb–Dec 1981
11-Month
39.49"
(1,003.05mm)
38.93"
(988.82mm)
0.56"
(14.23mm)
67th Driest Driest since: 1980 1930
58th Wettest Wettest since: 1979 2018
Jan–Dec 1981
12-Month
40.21"
(1,021.33mm)
41.98"
(1,066.29mm)
-1.77"
(-44.96mm)
37th Driest Driest since: 1980 1930
88th Wettest Wettest since: 1979 2018
Ties: 1938
Jul 1980–Dec 1981
18-Month
57.99"
(1,472.95mm)
63.09"
(1,602.49mm)
-5.10"
(-129.54mm)
22nd Driest Driest since: 1969 1931
102nd Wettest Wettest since: 1980 2018
Jan 1980–Dec 1981
24-Month
77.08"
(1,957.83mm)
83.92"
(2,131.57mm)
-6.84"
(-173.74mm)
14th Driest Driest since: 1969 1931
110th Wettest Wettest since: 1980 2018
Jan 1979–Dec 1981
36-Month
125.39"
(3,184.91mm)
125.86"
(3,196.84mm)
-0.47"
(-11.93mm)
51st Driest Driest since: 1971 1965
72nd Wettest Wettest since: 1980 2004
Jan 1978–Dec 1981
48-Month
168.49"
(4,279.65mm)
167.85"
(4,263.39mm)
0.64"
(16.26mm)
53rd Driest Driest since: 1971 1966
69th Wettest Wettest since: 1980 2006
Jan 1977–Dec 1981
60-Month
215.18"
(5,465.57mm)
209.87"
(5,330.70mm)
5.31"
(134.87mm)
77th Driest Driest since: 1972 1966
44th Wettest Wettest since: 1980 2007

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published December 2019, retrieved on December 11, 2019 from https://www.ncdc.noaa.gov/cag/