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 May 2021. For more information, please see Climatological Rankings.


Northwest Climate Region

Precipitation Rankings, May 1977

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
May 1977
1-Month
3.46"
(87.88mm)
2.14"
(54.36mm)
1.32"
(33.52mm)
114th Driest Driest since: 1976 1924
14th Wettest Wettest since: 1957 1998
Apr–May 1977
2-Month
4.18"
(106.17mm)
4.50"
(114.30mm)
-0.32"
(-8.13mm)
52nd Driest Driest since: 1976 1924
76th Wettest Wettest since: 1972 1996
Mar–May 1977
3-Month
7.48"
(189.99mm)
7.76"
(197.10mm)
-0.28"
(-7.11mm)
57th Driest Driest since: 1976 1924
71st Wettest Wettest since: 1975 2011
Feb–May 1977
4-Month
9.34"
(237.24mm)
11.37"
(288.80mm)
-2.03"
(-51.56mm)
25th Driest Driest since: 1973 1924
103rd Wettest Wettest since: 1976 1904
Jan–May 1977
5-Month
10.76"
(273.30mm)
15.90"
(403.86mm)
-5.14"
(-130.56mm)
5th Driest Driest since: 1973 1924
123rd Wettest Wettest since: 1976 1904
Dec 1976–May 1977
6-Month
12.07"
(306.58mm)
20.54"
(521.72mm)
-8.47"
(-215.14mm)
1st Driest Driest to Date 1977
126th Wettest Wettest since: 1976 1997
Nov 1976–May 1977
7-Month
13.08"
(332.23mm)
24.89"
(632.21mm)
-11.81"
(-299.98mm)
1st Driest Driest to Date 1977
126th Wettest Wettest since: 1976 1974
Oct 1976–May 1977
8-Month
14.22"
(361.19mm)
27.45"
(697.23mm)
-13.23"
(-336.04mm)
1st Driest Driest to Date 1977
126th Wettest Wettest since: 1976 1974
Sep 1976–May 1977
9-Month
15.42"
(391.67mm)
28.87"
(733.30mm)
-13.45"
(-341.63mm)
1st Driest Driest to Date 1977
126th Wettest Wettest since: 1976 1974
Aug 1976–May 1977
10-Month
17.91"
(454.91mm)
29.68"
(753.87mm)
-11.77"
(-298.96mm)
1st Driest Driest to Date 1977
126th Wettest Wettest since: 1976 1974
Jul 1976–May 1977
11-Month
18.84"
(478.54mm)
30.40"
(772.16mm)
-11.56"
(-293.62mm)
1st Driest Driest to Date 1977
126th Wettest Wettest since: 1976 1974
Jun 1976–May 1977
12-Month
20.08"
(510.03mm)
32.13"
(816.10mm)
-12.05"
(-306.07mm)
1st Driest Driest to Date 1977
126th Wettest Wettest since: 1976 1996
Dec 1975–May 1977
18-Month
41.09"
(1,043.69mm)
52.65"
(1,337.31mm)
-11.56"
(-293.62mm)
3rd Driest Driest since: 1930 1930
123rd Wettest Wettest since: 1976 1997
Jun 1975–May 1977
24-Month
55.19"
(1,401.83mm)
64.28"
(1,632.71mm)
-9.09"
(-230.88mm)
9th Driest Driest since: 1945 1930
117th Wettest Wettest since: 1976 1997
Jun 1974–May 1977
36-Month
86.37"
(2,193.80mm)
96.36"
(2,447.54mm)
-9.99"
(-253.74mm)
16th Driest Driest since: 1941 1931
109th Wettest Wettest since: 1976 1998
Jun 1973–May 1977
48-Month
129.11"
(3,279.39mm)
128.40"
(3,261.36mm)
0.71"
(18.03mm)
66th Driest Driest since: 1969 1931
58th Wettest Wettest since: 1976 1999
Jun 1972–May 1977
60-Month
154.90"
(3,934.46mm)
160.37"
(4,073.40mm)
-5.47"
(-138.94mm)
38th Driest Driest since: 1947 1933
85th Wettest Wettest since: 1976 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published June 2021, retrieved on June 23, 2021 from https://www.ncdc.noaa.gov/cag/