Climate at a Glance

Regional 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 September 2019. For more information, please see Climatological Rankings.


Northwest Climate Region

Precipitation Rankings, December 1947

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 1947
1-Month
3.35"
(85.09mm)
4.63"
(117.60mm)
-1.28"
(-32.51mm)
32nd Driest Driest since: 1944 1976
93rd Wettest Wettest since: 1946 1964
Nov–Dec 1947
2-Month
6.90"
(175.26mm)
8.97"
(227.84mm)
-2.07"
(-52.58mm)
28th Driest Driest since: 1944 1976
97th Wettest Wettest since: 1946 1996
Ties: 1986, 2009
Oct–Dec 1947
3-Month
12.69"
(322.33mm)
11.51"
(292.35mm)
1.18"
(29.98mm)
78th Driest Driest since: 1944 1976
47th Wettest Wettest since: 1946 1996
Sep–Dec 1947
4-Month
14.19"
(360.43mm)
12.93"
(328.42mm)
1.26"
(32.01mm)
77th Driest Driest since: 1944 1976
48th Wettest Wettest since: 1946 1996
Aug–Dec 1947
5-Month
14.76"
(374.90mm)
13.73"
(348.74mm)
1.03"
(26.16mm)
78th Driest Driest since: 1944 1936
47th Wettest Wettest since: 1946 1996
Jul–Dec 1947
6-Month
15.59"
(395.99mm)
14.46"
(367.28mm)
1.13"
(28.71mm)
77th Driest Driest since: 1944 1936
48th Wettest Wettest since: 1946 1996
Jun–Dec 1947
7-Month
18.91"
(480.31mm)
16.18"
(410.97mm)
2.73"
(69.34mm)
98th Driest Driest since: 1946 1976
27th Wettest Wettest since: 1942 1996
May–Dec 1947
8-Month
20.10"
(510.54mm)
18.32"
(465.33mm)
1.78"
(45.21mm)
87th Driest Driest since: 1946 1935
38th Wettest Wettest since: 1945 1996
Apr–Dec 1947
9-Month
22.16"
(562.86mm)
20.67"
(525.02mm)
1.49"
(37.84mm)
82nd Driest Driest since: 1946 1976
43rd Wettest Wettest since: 1945 1996
Mar–Dec 1947
10-Month
25.12"
(638.05mm)
23.93"
(607.82mm)
1.19"
(30.23mm)
77th Driest Driest since: 1946 1976
48th Wettest Wettest since: 1945 1996
Ties: 2015
Feb–Dec 1947
11-Month
27.50"
(698.50mm)
27.54"
(699.52mm)
-0.04"
(-1.02mm)
61st Driest Driest since: 1944 1935
64th Wettest Wettest since: 1946 1996
Jan–Dec 1947
12-Month
30.95"
(786.13mm)
32.07"
(814.58mm)
-1.12"
(-28.45mm)
53rd Driest Driest since: 1944 1929
72nd Wettest Wettest since: 1946 1996
Jul 1946–Dec 1947
18-Month
47.00"
(1,193.80mm)
46.58"
(1,183.13mm)
0.42"
(10.67mm)
67th Driest Driest since: 1945 1929
57th Wettest Wettest since: 1946 1996
Ties: 1906
Jan 1946–Dec 1947
24-Month
64.18"
(1,630.17mm)
64.19"
(1,630.43mm)
-0.01"
(-0.26mm)
62nd Driest Driest since: 1945 1930
62nd Wettest Wettest since: 1946 1996
Jan 1945–Dec 1947
36-Month
100.61"
(2,555.49mm)
96.33"
(2,446.78mm)
4.28"
(108.71mm)
94th Driest Driest since: 1946 1930
29th Wettest Wettest since: 1942 1997
Jan 1944–Dec 1947
48-Month
125.39"
(3,184.91mm)
128.33"
(3,259.58mm)
-2.94"
(-74.67mm)
42nd Driest Driest since: 1946 1931
80th Wettest Wettest since: 1943 1998
Jan 1943–Dec 1947
60-Month
152.63"
(3,876.80mm)
160.34"
(4,072.64mm)
-7.71"
(-195.84mm)
26th Driest Driest since: 1939 1932
95th Wettest Wettest since: 1946 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published October 2019, retrieved on October 14, 2019 from https://www.ncdc.noaa.gov/cag/