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 1974

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 1974
1-Month
4.06"
(103.12mm)
3.11"
(78.99mm)
0.95"
(24.13mm)
98th Driest Driest since: 1971 1955
27th Wettest Wettest since: 1973 1990
Nov–Dec 1974
2-Month
6.87"
(174.50mm)
6.29"
(159.77mm)
0.58"
(14.73mm)
82nd Driest Driest since: 1971 1917
43rd Wettest Wettest since: 1973 1972
Ties: 1984
Oct–Dec 1974
3-Month
8.25"
(209.55mm)
9.46"
(240.28mm)
-1.21"
(-30.73mm)
38th Driest Driest since: 1965 1924
87th Wettest Wettest since: 1973 1927
Sep–Dec 1974
4-Month
13.39"
(340.11mm)
13.04"
(331.22mm)
0.35"
(8.89mm)
66th Driest Driest since: 1969 1908
59th Wettest Wettest since: 1973 2018
Ties: 1962
Aug–Dec 1974
5-Month
17.46"
(443.48mm)
16.91"
(429.51mm)
0.55"
(13.97mm)
69th Driest Driest since: 1969 1930
56th Wettest Wettest since: 1973 2018
Jul–Dec 1974
6-Month
21.33"
(541.78mm)
21.10"
(535.94mm)
0.23"
(5.84mm)
61st Driest Driest since: 1968 1930
64th Wettest Wettest since: 1973 2018
Jun–Dec 1974
7-Month
26.14"
(663.96mm)
25.27"
(641.86mm)
0.87"
(22.10mm)
66th Driest Driest since: 1971 1930
59th Wettest Wettest since: 1973 2018
May–Dec 1974
8-Month
30.40"
(772.16mm)
29.19"
(741.43mm)
1.21"
(30.73mm)
73rd Driest Driest since: 1971 1930
52nd Wettest Wettest since: 1973 2018
Apr–Dec 1974
9-Month
33.41"
(848.61mm)
32.84"
(834.14mm)
0.57"
(14.47mm)
65th Driest Driest since: 1971 1930
60th Wettest Wettest since: 1973 2018
Ties: 1928
Mar–Dec 1974
10-Month
38.22"
(970.79mm)
36.33"
(922.78mm)
1.89"
(48.01mm)
79th Driest Driest since: 1971 1930
46th Wettest Wettest since: 1973 2011
Feb–Dec 1974
11-Month
39.94"
(1,014.48mm)
38.93"
(988.82mm)
1.01"
(25.66mm)
73rd Driest Driest since: 1971 1930
52nd Wettest Wettest since: 1973 2018
Jan–Dec 1974
12-Month
43.45"
(1,103.63mm)
41.98"
(1,066.29mm)
1.47"
(37.34mm)
78th Driest Driest since: 1971 1930
47th Wettest Wettest since: 1973 2018
Jul 1973–Dec 1974
18-Month
65.91"
(1,674.11mm)
63.09"
(1,602.49mm)
2.82"
(71.62mm)
79th Driest Driest since: 1971 1931
45th Wettest Wettest since: 1973 2018
Jan 1973–Dec 1974
24-Month
89.11"
(2,263.39mm)
83.92"
(2,131.57mm)
5.19"
(131.82mm)
93rd Driest Driest since: 1971 1931
31st Wettest Wettest since: 1973 2018
Jan 1972–Dec 1974
36-Month
141.75"
(3,600.45mm)
125.86"
(3,196.84mm)
15.89"
(403.61mm)
114th Driest Driest since: 1973 1965
9th Wettest Wettest to Date 2004
Jan 1971–Dec 1974
48-Month
182.53"
(4,636.26mm)
167.85"
(4,263.39mm)
14.68"
(372.87mm)
109th Driest Driest since: 1972 1966
13th Wettest Wettest since: 1973 2006
Jan 1970–Dec 1974
60-Month
226.42"
(5,751.07mm)
209.87"
(5,330.70mm)
16.55"
(420.37mm)
103rd Driest Driest since: 1973 1966
18th Wettest Wettest to Date 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/