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


West Climate Region

Precipitation Rankings, December 2015

View Period (Months):All1234567891011121824364860
Download: xml csv json
  • Record Driest
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  • Top 1/10
  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2018)
Wettest/Driest
Since
Record
December 2015
1-Month
3.31"
(84.07mm)
2.55"
(64.77mm)
0.76"
(19.30mm)
85th Driest Driest since: 2013 1989
40th Wettest Wettest since: 2014 1955
Nov–Dec 2015
2-Month
4.94"
(125.48mm)
4.39"
(111.51mm)
0.55"
(13.97mm)
74th Driest Driest since: 2013 1956
51st Wettest Wettest since: 2014 1983
Oct–Dec 2015
3-Month
6.22"
(157.99mm)
5.42"
(137.67mm)
0.80"
(20.32mm)
77th Driest Driest since: 2013 1976
48th Wettest Wettest since: 2014 1983
Sep–Dec 2015
4-Month
6.55"
(166.37mm)
5.92"
(150.37mm)
0.63"
(16.00mm)
75th Driest Driest since: 2013 1917
50th Wettest Wettest since: 2014 1983
Aug–Dec 2015
5-Month
6.80"
(172.72mm)
6.31"
(160.27mm)
0.49"
(12.45mm)
74th Driest Driest since: 2013 1917
51st Wettest Wettest since: 2014 1983
Jul–Dec 2015
6-Month
7.69"
(195.33mm)
6.63"
(168.40mm)
1.06"
(26.93mm)
85th Driest Driest since: 2013 1917
40th Wettest Wettest since: 2014 1983
Jun–Dec 2015
7-Month
8.05"
(204.47mm)
7.12"
(180.85mm)
0.93"
(23.62mm)
82nd Driest Driest since: 2013 1917
43rd Wettest Wettest since: 2014 1983
May–Dec 2015
8-Month
9.47"
(240.54mm)
8.04"
(204.22mm)
1.43"
(36.32mm)
92nd Driest Driest since: 2014 1959
33rd Wettest Wettest since: 2010 1983
Apr–Dec 2015
9-Month
10.38"
(263.65mm)
9.38"
(238.25mm)
1.00"
(25.40mm)
83rd Driest Driest since: 2014 1959
42nd Wettest Wettest since: 2012 1983
Mar–Dec 2015
10-Month
11.00"
(279.40mm)
11.71"
(297.43mm)
-0.71"
(-18.03mm)
57th Driest Driest since: 2013 1959
68th Wettest Wettest since: 2014 1983
Feb–Dec 2015
11-Month
12.92"
(328.17mm)
14.43"
(366.52mm)
-1.51"
(-38.35mm)
43rd Driest Driest since: 2013 2013
82nd Wettest Wettest since: 2014 1983
Ties: 1954
Jan–Dec 2015
12-Month
13.51"
(343.15mm)
17.41"
(442.21mm)
-3.90"
(-99.06mm)
21st Driest Driest since: 2013 2013
104th Wettest Wettest since: 2014 1983
Jul 2014–Dec 2015
18-Month
22.05"
(560.07mm)
24.07"
(611.38mm)
-2.02"
(-51.31mm)
45th Driest Driest since: 2014 1959
79th Wettest Wettest since: 2011 1983
Jan 2014–Dec 2015
24-Month
29.31"
(744.47mm)
34.81"
(884.17mm)
-5.50"
(-139.70mm)
25th Driest Driest since: 2014 1929
99th Wettest Wettest since: 2012 1983
Jan 2013–Dec 2015
36-Month
37.04"
(940.82mm)
52.26"
(1,327.40mm)
-15.22"
(-386.58mm)
1st Driest Driest to Date 2015
122nd Wettest Wettest since: 2014 1983
Jan 2012–Dec 2015
48-Month
54.49"
(1,384.05mm)
69.53"
(1,766.06mm)
-15.04"
(-382.01mm)
4th Driest Driest since: 1991 1949
118th Wettest Wettest since: 2014 1983
Jan 2011–Dec 2015
60-Month
69.09"
(1,754.89mm)
86.83"
(2,205.48mm)
-17.74"
(-450.59mm)
3rd Driest Driest since: 1933 1932
118th Wettest Wettest since: 2014 1983

Citing This Page

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