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


Oklahoma

Precipitation Rankings, May 1977

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
May 1977
1-Month
6.67"
(169.42mm)
4.84"
(122.94mm)
1.83"
(46.48mm)
101st Driest Driest since: 1976 1988
25th Wettest Wettest since: 1975 2015
Apr–May 1977
2-Month
9.71"
(246.63mm)
8.25"
(209.55mm)
1.46"
(37.08mm)
98th Driest Driest since: 1975 2005
28th Wettest Wettest since: 1976 2015
Mar–May 1977
3-Month
12.85"
(326.39mm)
10.73"
(272.54mm)
2.12"
(53.85mm)
99th Driest Driest since: 1976 2005
27th Wettest Wettest since: 1973 1957
Ties: 1938
Feb–May 1977
4-Month
14.34"
(364.24mm)
12.35"
(313.69mm)
1.99"
(50.55mm)
95th Driest Driest since: 1976 1895
31st Wettest Wettest since: 1975 1957
Jan–May 1977
5-Month
15.42"
(391.67mm)
13.78"
(350.01mm)
1.64"
(41.66mm)
89th Driest Driest since: 1976 1895
37th Wettest Wettest since: 1975 1957
Dec 1976–May 1977
6-Month
16.20"
(411.48mm)
15.49"
(393.45mm)
0.71"
(18.03mm)
73rd Driest Driest since: 1976 1963
52nd Wettest Wettest since: 1975 1957
Nov 1976–May 1977
7-Month
16.69"
(423.93mm)
17.68"
(449.07mm)
-0.99"
(-25.14mm)
54th Driest Driest since: 1972 1956
71st Wettest Wettest since: 1976 1957
Oct 1976–May 1977
8-Month
19.64"
(498.86mm)
20.64"
(524.26mm)
-1.00"
(-25.40mm)
55th Driest Driest since: 1976 1996
70th Wettest Wettest since: 1975 2019
Sep 1976–May 1977
9-Month
23.02"
(584.71mm)
24.11"
(612.39mm)
-1.09"
(-27.68mm)
54th Driest Driest since: 1976 1911
71st Wettest Wettest since: 1975 2019
Aug 1976–May 1977
10-Month
24.72"
(627.89mm)
26.97"
(685.04mm)
-2.25"
(-57.15mm)
45th Driest Driest since: 1976 1911
80th Wettest Wettest since: 1975 2019
Jul 1976–May 1977
11-Month
26.96"
(684.78mm)
29.84"
(757.94mm)
-2.88"
(-73.16mm)
39th Driest Driest since: 1971 1917
86th Wettest Wettest since: 1976 2019
Jun 1976–May 1977
12-Month
29.30"
(744.22mm)
33.81"
(858.77mm)
-4.51"
(-114.55mm)
31st Driest Driest since: 1971 1911
94th Wettest Wettest since: 1976 2019
Dec 1975–May 1977
18-Month
43.56"
(1,106.42mm)
49.27"
(1,251.46mm)
-5.71"
(-145.04mm)
25th Driest Driest since: 1972 1911
99th Wettest Wettest since: 1976 2016
Jun 1975–May 1977
24-Month
61.00"
(1,549.40mm)
67.62"
(1,717.55mm)
-6.62"
(-168.15mm)
26th Driest Driest since: 1972 1911
98th Wettest Wettest since: 1976 2016
Jun 1974–May 1977
36-Month
104.68"
(2,658.87mm)
101.36"
(2,574.54mm)
3.32"
(84.33mm)
77th Driest Driest since: 1973 1955
46th Wettest Wettest since: 1976 2017
Jun 1973–May 1977
48-Month
144.05"
(3,658.87mm)
135.03"
(3,429.76mm)
9.02"
(229.11mm)
88th Driest Driest since: 1974 1956
34th Wettest Wettest since: 1976 1993
Jun 1972–May 1977
60-Month
185.63"
(4,715.00mm)
168.55"
(4,281.17mm)
17.08"
(433.83mm)
102nd Driest Driest since: 1975 1956
19th Wettest Wettest since: 1976 2019

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published October 2019, retrieved on October 22, 2019 from https://www.ncdc.noaa.gov/cag/