Statewide Rankings

Statewide Data Info
Please note, Degree Days and Palmer Indices are not available for Alaska. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Rhode Island

Precipitation Rankings, May 2017

View Period (Months):
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
May 2017
1-Month
6.33"
(160.78mm)
3.44"
(87.38mm)
2.89"
(73.40mm)
123rd Driest
Driest since:
1903
6th Wettest
Wettest since:
1948
Apr–May 2017
2-Month
12.89"
(327.41mm)
7.51"
(190.75mm)
5.38"
(136.66mm)
126th Driest
Driest since:
1942
3rd Wettest
Wettest since:
1901
Mar–May 2017
3-Month
16.61"
(421.89mm)
11.72"
(297.69mm)
4.89"
(124.20mm)
119th Driest
Driest since:
1915
10th Wettest
Wettest since:
1901
Feb–May 2017
4-Month
18.93"
(480.82mm)
15.16"
(385.06mm)
3.77"
(95.76mm)
113th Driest
Driest since:
1915
16th Wettest
Wettest since:
1983
Jan–May 2017
5-Month
23.77"
(603.76mm)
19.10"
(485.14mm)
4.67"
(118.62mm)
116th Driest
Driest since:
1941
13th Wettest
Wettest since:
1983
Dec 2016–May 2017
6-Month
27.30"
(693.42mm)
23.25"
(590.55mm)
4.05"
(102.87mm)
108th Driest
Driest since:
1941
20th Wettest
Wettest since:
1979
Nov 2016–May 2017
7-Month
30.51"
(774.95mm)
27.41"
(696.21mm)
3.10"
(78.74mm)
98th Driest
Driest since:
1985
30th Wettest
Wettest since:
1984
Oct 2016–May 2017
8-Month
36.83"
(935.48mm)
30.94"
(785.88mm)
5.89"
(149.60mm)
110th Driest
Driest since:
1905
18th Wettest
Wettest since:
1984
Sep 2016–May 2017
9-Month
39.58"
(1,005.33mm)
34.54"
(877.32mm)
5.04"
(128.01mm)
99th Driest
Driest since:
1966
29th Wettest
Wettest since:
2019
Aug 2016–May 2017
10-Month
42.43"
(1,077.72mm)
38.58"
(979.93mm)
3.85"
(97.79mm)
92nd Driest
Driest since:
1985
36th Wettest
Wettest since:
2019
Jul 2016–May 2017
11-Month
45.03"
(1,143.76mm)
41.82"
(1,062.23mm)
3.21"
(81.53mm)
86th Driest
Driest since:
1966
42nd Wettest
Wettest since:
2019
Jun 2016–May 2017
12-Month
46.47"
(1,180.34mm)
45.10"
(1,145.54mm)
1.37"
(34.80mm)
71st Driest
Driest since:
1966
57th Wettest
Wettest since:
2010
Ties: 1900
Dec 2015–May 2017
18-Month
70.25"
(1,784.35mm)
68.37"
(1,736.60mm)
1.88"
(47.75mm)
72nd Driest
Driest since:
1966
55th Wettest
Wettest since:
1984
Jun 2015–May 2017
24-Month
91.85"
(2,332.99mm)
90.22"
(2,291.59mm)
1.63"
(41.40mm)
58th Driest
Driest since:
1966
69th Wettest
Wettest since:
1984
Ties: 1975
Jun 2014–May 2017
36-Month
131.88"
(3,349.75mm)
135.41"
(3,439.41mm)
-3.53"
(-89.66mm)
37th Driest
Driest since:
1966
89th Wettest
Wettest since:
2007
Jun 2013–May 2017
48-Month
181.80"
(4,617.72mm)
180.64"
(4,588.26mm)
1.16"
(29.46mm)
55th Driest
Driest since:
1967
70th Wettest
Wettest since:
2010
Jun 2012–May 2017
60-Month
223.77"
(5,683.76mm)
225.79"
(5,735.07mm)
-2.02"
(-51.31mm)
48th Driest
Driest since:
1966
76th Wettest
Wettest since:
2010

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