Climate at a Glance

National 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 October 2021. For more information, please see Climatological Rankings.


Contiguous U.S.

Precipitation Rankings, March 2020

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
March 2020
1-Month
2.86"
(72.64mm)
2.51"
(63.75mm)
0.35"
(8.89mm)
99th Driest Driest since: 2019 1910
29th Wettest Wettest since: 2016 1973
Feb–Mar 2020
2-Month
5.30"
(134.62mm)
4.64"
(117.86mm)
0.66"
(16.76mm)
106th Driest Driest since: 2017 1910
22nd Wettest Wettest since: 2019 1998
Jan–Mar 2020
3-Month
8.04"
(204.22mm)
6.96"
(176.78mm)
1.08"
(27.44mm)
115th Driest Driest since: 2018 1910
13th Wettest Wettest since: 2019 1998
Dec 2019–Mar 2020
4-Month
10.61"
(269.49mm)
9.30"
(236.22mm)
1.31"
(33.27mm)
112th Driest Driest since: 2018 1981
15th Wettest Wettest since: 2019 1983, 1998
Nov 2019–Mar 2020
5-Month
12.55"
(318.77mm)
11.53"
(292.86mm)
1.02"
(25.91mm)
104th Driest Driest since: 2018 1977
23rd Wettest Wettest since: 2019 1983
Ties: 2017
Oct 2019–Mar 2020
6-Month
15.74"
(399.80mm)
13.70"
(347.98mm)
2.04"
(51.82mm)
115th Driest Driest since: 2018 1918
12th Wettest Wettest since: 2019 1983
Sep 2019–Mar 2020
7-Month
18.19"
(462.03mm)
16.19"
(411.23mm)
2.00"
(50.80mm)
109th Driest Driest since: 2018 1918
18th Wettest Wettest since: 2019 2019
Aug 2019–Mar 2020
8-Month
20.97"
(532.64mm)
18.82"
(478.03mm)
2.15"
(54.61mm)
110th Driest Driest since: 2018 1918
17th Wettest Wettest since: 2019 2019
Jul 2019–Mar 2020
9-Month
23.73"
(602.74mm)
21.60"
(548.64mm)
2.13"
(54.10mm)
109th Driest Driest since: 2018 1918
18th Wettest Wettest since: 2019 2019
Jun 2019–Mar 2020
10-Month
27.10"
(688.34mm)
24.53"
(623.06mm)
2.57"
(65.28mm)
111th Driest Driest since: 2018 1918
16th Wettest Wettest since: 2019 2019
May 2019–Mar 2020
11-Month
31.57"
(801.88mm)
27.43"
(696.72mm)
4.14"
(105.16mm)
121st Driest Driest since: 2018 1918
6th Wettest Wettest since: 2019 2019
Apr 2019–Mar 2020
12-Month
34.78"
(883.41mm)
29.96"
(760.98mm)
4.82"
(122.43mm)
124th Driest Driest since: 2018 1918
3rd Wettest Wettest since: 2019 2016
Oct 2018–Mar 2020
18-Month
52.25"
(1,327.15mm)
43.68"
(1,109.47mm)
8.57"
(217.68mm)
125th Driest Driest since: 2019 1918
1st Wettest Wettest to Date 2020
Apr 2018–Mar 2020
24-Month
70.29"
(1,785.37mm)
59.92"
(1,521.97mm)
10.37"
(263.40mm)
125th Driest Driest since: 2019 1955
1st Wettest Wettest to Date 2020
Apr 2017–Mar 2020
36-Month
101.74"
(2,584.20mm)
89.87"
(2,282.70mm)
11.87"
(301.50mm)
124th Driest Driest since: 2019 1955
1st Wettest Wettest to Date 2020
Apr 2016–Mar 2020
48-Month
134.35"
(3,412.49mm)
119.76"
(3,041.90mm)
14.59"
(370.59mm)
122nd Driest Driest since: 2018 1957
2nd Wettest Wettest since: 2019 2019
Apr 2015–Mar 2020
60-Month
170.13"
(4,321.30mm)
149.62"
(3,800.35mm)
20.51"
(520.95mm)
122nd Driest Driest since: 2019 1957
1st Wettest Wettest to Date 2020

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published November 2021, retrieved on December 5, 2021 from https://www.ncdc.noaa.gov/cag/