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 October 2019. For more information, please see Climatological Rankings.


Pennsylvania

Precipitation Rankings, December 1921

View Period (Months):All1234567891011121824364860
Download: xml csv json
  • Record Driest
  • Bottom 1/10
  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2018)
Wettest/Driest
Since
Record
December 1921
1-Month
2.49"
(63.25mm)
3.11"
(78.99mm)
-0.62"
(-15.74mm)
32nd Driest Driest since: 1917 1955
93rd Wettest Wettest since: 1920 1990
Nov–Dec 1921
2-Month
8.49"
(215.65mm)
6.29"
(159.77mm)
2.20"
(55.88mm)
108th Driest Driest since: 1920 1917
17th Wettest Wettest since: 1897 1972
Oct–Dec 1921
3-Month
10.65"
(270.51mm)
9.46"
(240.28mm)
1.19"
(30.23mm)
83rd Driest Driest since: 1920 1924
42nd Wettest Wettest since: 1919 1927
Ties: 1936
Sep–Dec 1921
4-Month
15.40"
(391.16mm)
13.04"
(331.22mm)
2.36"
(59.94mm)
97th Driest Driest since: 1920 1908
28th Wettest Wettest since: 1911 2018
Aug–Dec 1921
5-Month
19.17"
(486.92mm)
16.91"
(429.51mm)
2.26"
(57.41mm)
93rd Driest Driest since: 1920 1930
32nd Wettest Wettest since: 1911 2018
Jul–Dec 1921
6-Month
23.45"
(595.63mm)
21.10"
(535.94mm)
2.35"
(59.69mm)
90th Driest Driest since: 1920 1930
35th Wettest Wettest since: 1919 2018
Jun–Dec 1921
7-Month
26.58"
(675.13mm)
25.27"
(641.86mm)
1.31"
(33.27mm)
76th Driest Driest since: 1918 1930
49th Wettest Wettest since: 1920 2018
May–Dec 1921
8-Month
30.67"
(779.02mm)
29.19"
(741.43mm)
1.48"
(37.59mm)
78th Driest Driest since: 1920 1930
47th Wettest Wettest since: 1919 2018
Apr–Dec 1921
9-Month
33.84"
(859.54mm)
32.84"
(834.14mm)
1.00"
(25.40mm)
71st Driest Driest since: 1920 1930
54th Wettest Wettest since: 1919 2018
Mar–Dec 1921
10-Month
37.17"
(944.12mm)
36.33"
(922.78mm)
0.84"
(21.34mm)
73rd Driest Driest since: 1920 1930
52nd Wettest Wettest since: 1919 2011
Feb–Dec 1921
11-Month
39.73"
(1,009.14mm)
38.93"
(988.82mm)
0.80"
(20.32mm)
70th Driest Driest since: 1920 1930
55th Wettest Wettest since: 1919 2018
Jan–Dec 1921
12-Month
42.25"
(1,073.15mm)
41.98"
(1,066.29mm)
0.27"
(6.86mm)
65th Driest Driest since: 1920 1930
60th Wettest Wettest since: 1919 2018
Jul 1920–Dec 1921
18-Month
64.10"
(1,628.14mm)
63.09"
(1,602.49mm)
1.01"
(25.65mm)
62nd Driest Driest since: 1918 1931
62nd Wettest Wettest since: 1920 2018
Jan 1920–Dec 1921
24-Month
83.62"
(2,123.95mm)
83.92"
(2,131.57mm)
-0.30"
(-7.62mm)
51st Driest Driest since: 1918 1931
73rd Wettest Wettest since: 1920 2018
Jan 1919–Dec 1921
36-Month
128.35"
(3,260.09mm)
125.86"
(3,196.84mm)
2.49"
(63.25mm)
72nd Driest Driest since: 1920 1965
51st Wettest Wettest since: 1913 2004
Jan 1918–Dec 1921
48-Month
170.03"
(4,318.76mm)
167.85"
(4,263.39mm)
2.18"
(55.37mm)
61st Driest Driest since: 1920 1966
61st Wettest Wettest since: 1915 2006
Jan 1917–Dec 1921
60-Month
210.65"
(5,350.51mm)
209.87"
(5,330.70mm)
0.78"
(19.81mm)
56th Driest Driest since: 1920 1966
65th Wettest Wettest since: 1919 2007

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2019, retrieved on November 21, 2019 from https://www.ncdc.noaa.gov/cag/