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 2020. For more information, please see Climatological Rankings.
Northwest Climate Region
Precipitation Rankings, May 1947
View Period (Months):All1234567891011121824364860
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| Period | Value | 1901-2000 Mean |
Anomaly | Rank (1895-2020) |
Wettest/Driest Since |
Record |
|---|---|---|---|---|---|---|
|
May 1947 1-Month |
1.19" (30.23mm) | 2.14" (54.36mm) |
-0.95" (-24.13mm) | 13th Driest | Driest since: 1940 | 1924 |
| 114th Wettest | Wettest since: 1946 | 1998 | ||||
|
Apr–May 1947 2-Month |
3.25" (82.55mm) | 4.50" (114.30mm) |
-1.25" (-31.75mm) | 14th Driest | Driest since: 1939 | 1924 |
| 113th Wettest | Wettest since: 1946 | 1996 | ||||
|
Mar–May 1947 3-Month |
6.21" (157.73mm) | 7.76" (197.10mm) |
-1.55" (-39.37mm) | 23rd Driest | Driest since: 1939 | 1924 |
| 104th Wettest | Wettest since: 1946 | 2011 | ||||
|
Feb–May 1947 4-Month |
8.59" (218.19mm) | 11.37" (288.80mm) |
-2.78" (-70.61mm) | 16th Driest | Driest since: 1939 | 1924 |
| 111th Wettest | Wettest since: 1946 | 1904 | ||||
|
Jan–May 1947 5-Month |
12.04" (305.82mm) | 15.90" (403.86mm) |
-3.86" (-98.04mm) | 11th Driest | Driest since: 1944 | 1924 |
| 116th Wettest | Wettest since: 1946 | 1904 | ||||
|
Dec 1946–May 1947 6-Month |
16.21" (411.73mm) | 20.54" (521.72mm) |
-4.33" (-109.99mm) | 12th Driest | Driest since: 1944 | 1977 |
| 114th Wettest | Wettest since: 1946 | 1997 | ||||
|
Nov 1946–May 1947 7-Month |
21.73" (551.94mm) | 24.89" (632.21mm) |
-3.16" (-80.27mm) | 26th Driest | Driest since: 1944 | 1977 |
| 100th Wettest | Wettest since: 1946 | 1974 | ||||
|
Oct 1946–May 1947 8-Month |
25.47" (646.94mm) | 27.45" (697.23mm) |
-1.98" (-50.29mm) | 33rd Driest | Driest since: 1944 | 1977 |
| 93rd Wettest | Wettest since: 1946 | 1974 | ||||
|
Sep 1946–May 1947 9-Month |
26.83" (681.48mm) | 28.87" (733.30mm) |
-2.04" (-51.82mm) | 32nd Driest | Driest since: 1944 | 1977 |
| 94th Wettest | Wettest since: 1946 | 1974 | ||||
|
Aug 1946–May 1947 10-Month |
27.41" (696.21mm) | 29.68" (753.87mm) |
-2.27" (-57.66mm) | 30th Driest | Driest since: 1944 | 1977 |
| 96th Wettest | Wettest since: 1946 | 1974 | ||||
|
Jul 1946–May 1947 11-Month |
28.09" (713.49mm) | 30.40" (772.16mm) |
-2.31" (-58.67mm) | 30th Driest | Driest since: 1944 | 1977 |
| 96th Wettest | Wettest since: 1946 | 1974 | ||||
| Ties: 1990 | ||||||
|
Jun 1946–May 1947 12-Month |
30.02" (762.51mm) | 32.13" (816.10mm) |
-2.11" (-53.59mm) | 36th Driest | Driest since: 1944 | 1977 |
| 90th Wettest | Wettest since: 1946 | 1996 | ||||
|
Dec 1945–May 1947 18-Month |
50.82" (1,290.83mm) | 52.65" (1,337.31mm) |
-1.83" (-46.48mm) | 47th Driest | Driest since: 1945 | 1930 |
| 78th Wettest | Wettest since: 1946 | 1997 | ||||
|
Jun 1945–May 1947 24-Month |
63.37" (1,609.60mm) | 64.28" (1,632.71mm) |
-0.91" (-23.11mm) | 57th Driest | Driest since: 1945 | 1930 |
| 68th Wettest | Wettest since: 1946 | 1997 | ||||
|
Jun 1944–May 1947 36-Month |
94.46" (2,399.28mm) | 96.36" (2,447.54mm) |
-1.90" (-48.26mm) | 52nd Driest | Driest since: 1946 | 1931 |
| 72nd Wettest | Wettest since: 1943 | 1998 | ||||
|
Jun 1943–May 1947 48-Month |
118.30" (3,004.82mm) | 128.40" (3,261.36mm) |
-10.10" (-256.54mm) | 18th Driest | Driest since: 1939 | 1931 |
| 105th Wettest | Wettest since: 1946 | 1999 | ||||
|
Jun 1942–May 1947 60-Month |
153.77" (3,905.76mm) | 160.37" (4,073.40mm) |
-6.60" (-167.64mm) | 29th Driest | Driest since: 1941 | 1933 |
| 93rd Wettest | Wettest since: 1946 | 1999 | ||||
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published January 2021, retrieved on January 25, 2021 from https://www.ncdc.noaa.gov/cag/