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


West Climate Region

Precipitation Rankings, April 1978

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
April 1978
1-Month
3.01"
(76.45mm)
1.33"
(33.78mm)
1.68"
(42.67mm)
118th Driest Driest since: 1977 1909
8th Wettest Wettest since: 1967 1935
Mar–Apr 1978
2-Month
7.43"
(188.72mm)
3.67"
(93.22mm)
3.76"
(95.50mm)
123rd Driest Driest since: 1977 2008
3rd Wettest Wettest to Date 1983
Feb–Apr 1978
3-Month
11.62"
(295.15mm)
6.39"
(162.31mm)
5.23"
(132.84mm)
120th Driest Driest since: 1977 1997
6th Wettest Wettest since: 1958 1983
Jan–Apr 1978
4-Month
17.00"
(431.80mm)
9.37"
(238.00mm)
7.63"
(193.80mm)
122nd Driest Driest since: 1977 2013
4th Wettest Wettest to Date 1995
Dec 1977–Apr 1978
5-Month
21.16"
(537.46mm)
11.92"
(302.77mm)
9.24"
(234.69mm)
124th Driest Driest since: 1977 1977
1st Wettest Wettest to Date 1978
Nov 1977–Apr 1978
6-Month
22.71"
(576.83mm)
13.79"
(350.27mm)
8.92"
(226.56mm)
122nd Driest Driest since: 1977 1977
3rd Wettest Wettest to Date 1983
Oct 1977–Apr 1978
7-Month
23.05"
(585.47mm)
14.82"
(376.43mm)
8.23"
(209.04mm)
121st Driest Driest since: 1977 1977
4th Wettest Wettest to Date 1983
Sep 1977–Apr 1978
8-Month
23.72"
(602.49mm)
15.31"
(388.87mm)
8.41"
(213.62mm)
119th Driest Driest since: 1977 1977
6th Wettest Wettest since: 1941 1983
Aug 1977–Apr 1978
9-Month
24.75"
(628.65mm)
15.70"
(398.78mm)
9.05"
(229.87mm)
123rd Driest Driest since: 1977 1977
2nd Wettest Wettest to Date 1983
Jul 1977–Apr 1978
10-Month
24.98"
(634.49mm)
16.03"
(407.16mm)
8.95"
(227.33mm)
123rd Driest Driest since: 1977 1977
2nd Wettest Wettest to Date 1983
Jun 1977–Apr 1978
11-Month
25.67"
(652.02mm)
16.52"
(419.61mm)
9.15"
(232.41mm)
122nd Driest Driest since: 1977 1977
3rd Wettest Wettest to Date 1983
May 1977–Apr 1978
12-Month
27.72"
(704.09mm)
17.44"
(442.98mm)
10.28"
(261.11mm)
123rd Driest Driest since: 1977 1977
2nd Wettest Wettest to Date 1983
Nov 1976–Apr 1978
18-Month
32.30"
(820.42mm)
31.22"
(792.99mm)
1.08"
(27.43mm)
77th Driest Driest since: 1977 1977
47th Wettest Wettest since: 1975 1983
Ties: 1944
May 1976–Apr 1978
24-Month
36.67"
(931.42mm)
34.90"
(886.46mm)
1.77"
(44.96mm)
80th Driest Driest since: 1977 1977
44th Wettest Wettest since: 1975 1983
May 1975–Apr 1978
36-Month
48.36"
(1,228.34mm)
52.30"
(1,328.42mm)
-3.94"
(-100.08mm)
41st Driest Driest since: 1977 1931
82nd Wettest Wettest since: 1976 1984
May 1974–Apr 1978
48-Month
65.09"
(1,653.29mm)
69.56"
(1,766.82mm)
-4.47"
(-113.53mm)
44th Driest Driest since: 1977 2015
78th Wettest Wettest since: 1976 1998
May 1973–Apr 1978
60-Month
85.25"
(2,165.35mm)
86.83"
(2,205.48mm)
-1.58"
(-40.13mm)
63rd Driest Driest since: 1977 1933
58th Wettest Wettest since: 1975 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published January 2020, retrieved on January 26, 2020 from https://www.ncdc.noaa.gov/cag/