Climate at a Glance
Statewide 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 January 1895. For more information, please see Climatological Rankings.
Washington
Precipitation Rankings, August 2018
View Period (Months):All1234567891011121824364860
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| Period | Value | 1901-2000 Mean |
Amomaly | Rank (1895-2018) |
Wettest/Driest Since |
Record |
|---|---|---|---|---|---|---|
|
August 2018 1-Month |
0.40" (10.16mm) | 1.02" (25.91mm) |
-0.62" (-15.75mm) | 28ᵗʰ Driest | Driest since: 2017 | 1967 |
| 97ᵗʰ Wettest | Wettest since: 2015 | 1912 | ||||
| Ties: 1981, 2000 | ||||||
|
Jul–Aug 2018 2-Month |
0.64" (16.26mm) | 1.92" (48.77mm) |
-1.28" (-32.51mm) | 10ᵗʰ Driest | Driest since: 2017 | 2017 |
| 115ᵗʰ Wettest | Wettest since: 2016 | 1983 | ||||
|
Jun–Aug 2018 3-Month |
1.98" (50.29mm) | 3.80" (96.52mm) |
-1.82" (-46.23mm) | 11ᵗʰ Driest | Driest since: 2017 | 2003 |
| 114ᵗʰ Wettest | Wettest since: 2016 | 1983 | ||||
|
May–Aug 2018 4-Month |
3.07" (77.98mm) | 6.05" (153.67mm) |
-2.98" (-75.69mm) | 3ʳᵈ Driest | Driest since: 2003 | 2003 |
| 122ⁿᵈ Wettest | Wettest since: 2017 | 1948 | ||||
|
Apr–Aug 2018 5-Month |
8.55" (217.17mm) | 8.88" (225.55mm) |
-0.33" (-8.38mm) | 56ᵗʰ Driest | Driest since: 2016 | 1924 |
| 69ᵗʰ Wettest | Wettest since: 2017 | 1948 | ||||
| Ties: 1947 | ||||||
|
Mar–Aug 2018 6-Month |
11.84" (300.74mm) | 13.03" (330.96mm) |
-1.19" (-30.22mm) | 39ᵗʰ Driest | Driest since: 2015 | 1924 |
| 86ᵗʰ Wettest | Wettest since: 2017 | 1997 | ||||
|
Feb–Aug 2018 7-Month |
16.23" (412.24mm) | 17.77" (451.36mm) |
-1.54" (-39.12mm) | 43ʳᵈ Driest | Driest since: 2015 | 1973 |
| 82ⁿᵈ Wettest | Wettest since: 2017 | 1948 | ||||
|
Jan–Aug 2018 8-Month |
23.97" (608.84mm) | 23.83" (605.28mm) |
0.14" (3.56mm) | 68ᵗʰ Driest | Driest since: 2015 | 1985 |
| 57ᵗʰ Wettest | Wettest since: 2017 | 1972 | ||||
|
Dec 2017–Aug 2018 9-Month |
29.06" (738.12mm) | 30.34" (770.64mm) |
-1.28" (-32.52mm) | 53ʳᵈ Driest | Driest since: 2015 | 1985 |
| 71ˢᵗ Wettest | Wettest since: 2017 | 1997 | ||||
|
Nov 2017–Aug 2018 10-Month |
37.92" (963.17mm) | 36.48" (926.59mm) |
1.44" (36.58mm) | 72ⁿᵈ Driest | Driest since: 2015 | 1977 |
| 52ⁿᵈ Wettest | Wettest since: 2017 | 1974 | ||||
|
Oct 2017–Aug 2018 11-Month |
42.98" (1,091.69mm) | 40.16" (1,020.06mm) |
2.82" (71.63mm) | 82ⁿᵈ Driest | Driest since: 2015 | 1977 |
| 42ⁿᵈ Wettest | Wettest since: 2017 | 1997 | ||||
| Ties: 2010 | ||||||
|
Sep 2017–Aug 2018 12-Month |
44.33" (1,125.98mm) | 42.12" (1,069.85mm) |
2.21" (56.13mm) | 74ᵗʰ Driest | Driest since: 2015 | 1977 |
| 50ᵗʰ Wettest | Wettest since: 2017 | 1997 | ||||
|
Mar 2017–Aug 2018 18-Month |
61.89" (1,572.01mm) | 55.18" (1,401.57mm) |
6.71" (170.44mm) | 100ᵗʰ Driest | Driest since: 2016 | 1930 |
| 24ᵗʰ Wettest | Wettest since: 2017 | 1997 | ||||
|
Sep 2016–Aug 2018 24-Month |
96.46" (2,450.08mm) | 84.28" (2,140.71mm) |
12.18" (309.37mm) | 112ᵗʰ Driest | Driest since: 2016 | 1930 |
| 11ᵗʰ Wettest | Wettest since: 2017 | 1997 | ||||
|
Sep 2015–Aug 2018 36-Month |
145.96" (3,707.38mm) | 126.37" (3,209.80mm) |
19.59" (497.58mm) | 116ᵗʰ Driest | Driest since: 2017 | 1931 |
| 6ᵗʰ Wettest | Wettest since: 1999 | 1997 | ||||
|
Sep 2014–Aug 2018 48-Month |
185.22" (4,704.59mm) | 168.47" (4,279.14mm) |
16.75" (425.45mm) | 109ᵗʰ Driest | Driest since: 2017 | 1931 |
| 12ᵗʰ Wettest | Wettest since: 2000 | 1999 | ||||
|
Sep 2013–Aug 2018 60-Month |
227.83" (5,786.88mm) | 210.46" (5,345.68mm) |
17.37" (441.20mm) | 102ⁿᵈ Driest | Driest since: 2017 | 1930 |
| 18ᵗʰ Wettest | Wettest since: 2001 | 1999 | ||||
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published September 2018, retrieved on September 22, 2018 from https://www.ncdc.noaa.gov/cag/