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 1998
View Period (Months):All1234567891011121824364860
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| Period | Value | 1901-2000 Mean |
Anomaly | Rank (1895-2020) |
Wettest/Driest Since |
Record |
|---|---|---|---|---|---|---|
|
May 1998 1-Month |
4.70" (119.38mm) | 2.14" (54.36mm) |
2.56" (65.02mm) | 126th Driest | Driest since: 1997 | 1924 |
| 1st Wettest | Wettest to Date | 1998 | ||||
|
Apr–May 1998 2-Month |
6.60" (167.64mm) | 4.50" (114.30mm) |
2.10" (53.34mm) | 118th Driest | Driest since: 1997 | 1924 |
| 9th Wettest | Wettest since: 1996 | 1996 | ||||
|
Mar–May 1998 3-Month |
9.94" (252.48mm) | 7.76" (197.10mm) |
2.18" (55.38mm) | 106th Driest | Driest since: 1994 | 1924 |
| 21st Wettest | Wettest since: 1997 | 2011 | ||||
|
Feb–May 1998 4-Month |
13.74" (349.00mm) | 11.37" (288.80mm) |
2.37" (60.20mm) | 107th Driest | Driest since: 1997 | 1924 |
| 20th Wettest | Wettest since: 1996 | 1904 | ||||
|
Jan–May 1998 5-Month |
20.10" (510.54mm) | 15.90" (403.86mm) |
4.20" (106.68mm) | 119th Driest | Driest since: 1997 | 1924 |
| 8th Wettest | Wettest since: 1996 | 1904 | ||||
|
Dec 1997–May 1998 6-Month |
22.79" (578.87mm) | 20.54" (521.72mm) |
2.25" (57.15mm) | 94th Driest | Driest since: 1994 | 1977 |
| 32nd Wettest | Wettest since: 1997 | 1997 | ||||
|
Nov 1997–May 1998 7-Month |
25.76" (654.30mm) | 24.89" (632.21mm) |
0.87" (22.09mm) | 76th Driest | Driest since: 1994 | 1977 |
| 50th Wettest | Wettest since: 1997 | 1974 | ||||
|
Oct 1997–May 1998 8-Month |
29.84" (757.94mm) | 27.45" (697.23mm) |
2.39" (60.71mm) | 91st Driest | Driest since: 1994 | 1977 |
| 35th Wettest | Wettest since: 1997 | 1974 | ||||
|
Sep 1997–May 1998 9-Month |
32.28" (819.91mm) | 28.87" (733.30mm) |
3.41" (86.61mm) | 100th Driest | Driest since: 1994 | 1977 |
| 26th Wettest | Wettest since: 1997 | 1974 | ||||
|
Aug 1997–May 1998 10-Month |
33.25" (844.55mm) | 29.68" (753.87mm) |
3.57" (90.68mm) | 99th Driest | Driest since: 1994 | 1977 |
| 27th Wettest | Wettest since: 1997 | 1974 | ||||
|
Jul 1997–May 1998 11-Month |
34.72" (881.89mm) | 30.40" (772.16mm) |
4.32" (109.73mm) | 105th Driest | Driest since: 1995 | 1977 |
| 21st Wettest | Wettest since: 1997 | 1974 | ||||
|
Jun 1997–May 1998 12-Month |
36.96" (938.78mm) | 32.13" (816.10mm) |
4.83" (122.68mm) | 105th Driest | Driest since: 1995 | 1977 |
| 21st Wettest | Wettest since: 1997 | 1996 | ||||
|
Dec 1996–May 1998 18-Month |
65.52" (1,664.21mm) | 52.65" (1,337.31mm) |
12.87" (326.90mm) | 121st Driest | Driest since: 1995 | 1930 |
| 4th Wettest | Wettest since: 1997 | 1997 | ||||
|
Jun 1996–May 1998 24-Month |
78.28" (1,988.31mm) | 64.28" (1,632.71mm) |
14.00" (355.60mm) | 120th Driest | Driest since: 1995 | 1930 |
| 5th Wettest | Wettest since: 1997 | 1997 | ||||
|
Jun 1995–May 1998 36-Month |
121.99" (3,098.55mm) | 96.36" (2,447.54mm) |
25.63" (651.01mm) | 123rd Driest | Driest since: 1997 | 1931 |
| 1st Wettest | Wettest to Date | 1998 | ||||
|
Jun 1994–May 1998 48-Month |
157.30" (3,995.42mm) | 128.40" (3,261.36mm) |
28.90" (734.06mm) | 121st Driest | Driest since: 1997 | 1931 |
| 2nd Wettest | Wettest to Date | 1999 | ||||
|
Jun 1993–May 1998 60-Month |
183.14" (4,651.76mm) | 160.37" (4,073.40mm) |
22.77" (578.36mm) | 119th Driest | Driest since: 1997 | 1933 |
| 3rd Wettest | Wettest to Date | 1999 |
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published January 2021, retrieved on January 16, 2021 from https://www.ncdc.noaa.gov/cag/