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


Pennsylvania

Precipitation Rankings, December 2001

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
December 2001
1-Month
2.66"
(67.56mm)
3.11"
(78.99mm)
-0.45"
(-11.43mm)
48th Driest Driest since: 1999 1955
78th Wettest Wettest since: 2000 1990
Nov–Dec 2001
2-Month
4.73"
(120.14mm)
6.29"
(159.77mm)
-1.56"
(-39.63mm)
24th Driest Driest since: 1998 1917
102nd Wettest Wettest since: 2000 1972
Oct–Dec 2001
3-Month
6.88"
(174.75mm)
9.46"
(240.28mm)
-2.58"
(-65.53mm)
13th Driest Driest since: 1998 1924
113th Wettest Wettest since: 2000 1927
Sep–Dec 2001
4-Month
10.86"
(275.84mm)
13.04"
(331.22mm)
-2.18"
(-55.38mm)
26th Driest Driest since: 1998 1908
100th Wettest Wettest since: 2000 2018
Aug–Dec 2001
5-Month
14.18"
(360.17mm)
16.91"
(429.51mm)
-2.73"
(-69.34mm)
24th Driest Driest since: 1998 1930
102nd Wettest Wettest since: 2000 2018
Ties: 1949
Jul–Dec 2001
6-Month
16.92"
(429.77mm)
21.10"
(535.94mm)
-4.18"
(-106.17mm)
13th Driest Driest since: 1998 1930
113th Wettest Wettest since: 2000 2018
Jun–Dec 2001
7-Month
21.02"
(533.91mm)
25.27"
(641.86mm)
-4.25"
(-107.95mm)
15th Driest Driest since: 1998 1930
111th Wettest Wettest since: 2000 2018
May–Dec 2001
8-Month
24.10"
(612.14mm)
29.19"
(741.43mm)
-5.09"
(-129.29mm)
13th Driest Driest since: 1998 1930
113th Wettest Wettest since: 2000 2018
Apr–Dec 2001
9-Month
26.89"
(683.01mm)
32.84"
(834.14mm)
-5.95"
(-151.13mm)
11th Driest Driest since: 1991 1930
115th Wettest Wettest since: 2000 2018
Mar–Dec 2001
10-Month
30.93"
(785.62mm)
36.33"
(922.78mm)
-5.40"
(-137.16mm)
13th Driest Driest since: 1991 1930
113th Wettest Wettest since: 2000 2011
Feb–Dec 2001
11-Month
32.48"
(824.99mm)
38.93"
(988.82mm)
-6.45"
(-163.83mm)
8th Driest Driest since: 1991 1930
118th Wettest Wettest since: 2000 2018
Jan–Dec 2001
12-Month
34.36"
(872.74mm)
41.98"
(1,066.29mm)
-7.62"
(-193.55mm)
7th Driest Driest since: 1991 1930
119th Wettest Wettest since: 2000 2018
Jul 2000–Dec 2001
18-Month
52.72"
(1,339.09mm)
63.09"
(1,602.49mm)
-10.37"
(-263.40mm)
6th Driest Driest since: 1965 1931
119th Wettest Wettest since: 2000 2019
Jan 2000–Dec 2001
24-Month
75.74"
(1,923.80mm)
83.92"
(2,131.57mm)
-8.18"
(-207.77mm)
10th Driest Driest since: 1992 1931
115th Wettest Wettest since: 2000 2019
Jan 1999–Dec 2001
36-Month
116.86"
(2,968.24mm)
125.86"
(3,196.84mm)
-9.00"
(-228.60mm)
15th Driest Driest since: 1982 1965
109th Wettest Wettest since: 2000 2019
Jan 1998–Dec 2001
48-Month
157.27"
(3,994.66mm)
167.85"
(4,263.39mm)
-10.58"
(-268.73mm)
13th Driest Driest since: 1969 1966
110th Wettest Wettest since: 2000 2019
Jan 1997–Dec 2001
60-Month
196.07"
(4,980.18mm)
209.87"
(5,330.70mm)
-13.80"
(-350.52mm)
10th Driest Driest since: 1969 1966
112th Wettest Wettest since: 2000 2019

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2020, retrieved on January 24, 2020 from https://www.ncdc.noaa.gov/cag/