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 1940

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2018)
Wettest/Driest
Since
Record
December 1940
1-Month
3.04"
(77.22mm)
3.11"
(78.99mm)
-0.07"
(-1.77mm)
60th Driest Driest since: 1939 1955
65th Wettest Wettest since: 1936 1990
Nov–Dec 1940
2-Month
7.08"
(179.83mm)
6.29"
(159.77mm)
0.79"
(20.06mm)
87th Driest Driest since: 1939 1917
38th Wettest Wettest since: 1927 1972
Oct–Dec 1940
3-Month
9.12"
(231.65mm)
9.46"
(240.28mm)
-0.34"
(-8.63mm)
50th Driest Driest since: 1939 1924
75th Wettest Wettest since: 1937 1927
Sep–Dec 1940
4-Month
12.64"
(321.06mm)
13.04"
(331.22mm)
-0.40"
(-10.16mm)
53rd Driest Driest since: 1939 1908
72nd Wettest Wettest since: 1937 2018
Aug–Dec 1940
5-Month
16.94"
(430.28mm)
16.91"
(429.51mm)
0.03"
(0.77mm)
56th Driest Driest since: 1939 1930
69th Wettest Wettest since: 1937 2018
Jul–Dec 1940
6-Month
20.31"
(515.87mm)
21.10"
(535.94mm)
-0.79"
(-20.07mm)
45th Driest Driest since: 1939 1930
80th Wettest Wettest since: 1937 2018
Jun–Dec 1940
7-Month
24.56"
(623.82mm)
25.27"
(641.86mm)
-0.71"
(-18.04mm)
46th Driest Driest since: 1939 1930
79th Wettest Wettest since: 1938 2018
May–Dec 1940
8-Month
28.99"
(736.35mm)
29.19"
(741.43mm)
-0.20"
(-5.08mm)
54th Driest Driest since: 1939 1930
71st Wettest Wettest since: 1937 2018
Ties: 1920
Apr–Dec 1940
9-Month
34.26"
(870.20mm)
32.84"
(834.14mm)
1.42"
(36.06mm)
79th Driest Driest since: 1939 1930
46th Wettest Wettest since: 1937 2018
Ties: 1898
Mar–Dec 1940
10-Month
39.14"
(994.16mm)
36.33"
(922.78mm)
2.81"
(71.38mm)
93rd Driest Driest since: 1939 1930
32nd Wettest Wettest since: 1933 2011
Ties: 2015
Feb–Dec 1940
11-Month
42.45"
(1,078.23mm)
38.93"
(988.82mm)
3.52"
(89.41mm)
96th Driest Driest since: 1939 1930
29th Wettest Wettest since: 1933 2018
Jan–Dec 1940
12-Month
43.84"
(1,113.54mm)
41.98"
(1,066.29mm)
1.86"
(47.25mm)
82nd Driest Driest since: 1939 1930
43rd Wettest Wettest since: 1937 2018
Jul 1939–Dec 1940
18-Month
60.49"
(1,536.45mm)
63.09"
(1,602.49mm)
-2.60"
(-66.04mm)
34th Driest Driest since: 1939 1931
90th Wettest Wettest since: 1938 2018
Jan 1939–Dec 1940
24-Month
81.27"
(2,064.26mm)
83.92"
(2,131.57mm)
-2.65"
(-67.31mm)
32nd Driest Driest since: 1939 1931
92nd Wettest Wettest since: 1938 2018
Jan 1938–Dec 1940
36-Month
121.48"
(3,085.59mm)
125.86"
(3,196.84mm)
-4.38"
(-111.25mm)
28th Driest Driest since: 1932 1965
95th Wettest Wettest since: 1939 2004
Jan 1937–Dec 1940
48-Month
168.97"
(4,291.84mm)
167.85"
(4,263.39mm)
1.12"
(28.45mm)
59th Driest Driest since: 1939 1966
63rd Wettest Wettest since: 1938 2006
Jan 1936–Dec 1940
60-Month
212.30"
(5,392.42mm)
209.87"
(5,330.70mm)
2.43"
(61.72mm)
62nd Driest Driest since: 1939 1966
59th Wettest Wettest since: 1937 2007
Ties: 1916

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published December 2019, retrieved on December 15, 2019 from https://www.ncdc.noaa.gov/cag/