NOAA's National Centers for Environmental Information
Statewide Rankings
Arizona
August 2021 Precipitation Rankings
| Period | Value | 1901-2000 Mean | Anomaly | Rank (1895-2025) | Driest/Wettest Since | Record |
|---|---|---|---|---|---|---|
| August 2021 1-Month | 2.18in (55.37mm) | 2.10in (53.34mm) | 0.08in | 84th Driest | Driest since: | 2020 |
| 47th Wettest | Wettest since: | 1951 | ||||
| Ties: 1895 | ||||||
| Jul– 2-Month | 6.00in (152.40mm) | 3.90in (99.06mm) | 2.10in | 125th Driest | Driest since: | 2020 |
| 6th Wettest | Wettest since: | 1921 | ||||
| Jun– 3-Month | 6.22in (157.99mm) | 4.19in (106.43mm) | 2.03in | 124th Driest | Driest since: | 2020 |
| 7th Wettest | Wettest since: | 1921 | ||||
| May– 4-Month | 6.26in (159.00mm) | 4.53in (115.06mm) | 1.73in | 122nd Driest | Driest since: | 2020 |
| 9th Wettest | Wettest since: | 1921 | ||||
| Apr– 5-Month | 6.45in (163.83mm) | 5.10in (129.54mm) | 1.35in | 116th Driest | Driest since: | 2020 |
| 15th Wettest | Wettest since: | 1921 | ||||
| Mar– 6-Month | 7.18in (182.37mm) | 6.22in (157.99mm) | 0.96in | 104th Driest | Driest since: | 2002 |
| 27th Wettest | Wettest since: | 1992 | ||||
| Feb– 7-Month | 7.41in (188.21mm) | 7.36in (186.94mm) | 0.05in | 81st Driest | Driest since: | 2002 |
| 50th Wettest | Wettest since: | 1905 | ||||
| Jan– 8-Month | 8.72in (221.49mm) | 8.51in (216.15mm) | 0.21in | 81st Driest | Driest since: | 2002 |
| 50th Wettest | Wettest since: | 1905 | ||||
| Dec 2020– 9-Month | 9.01in (228.85mm) | 9.69in (246.13mm) | -0.68in | 64th Driest | Driest since: | 2002 |
| 66th Wettest | Wettest since: | 1941 | ||||
| Nov 2020– 10-Month | 9.28in (235.71mm) | 10.54in (267.72mm) | -1.26in | 51st Driest | Driest since: | 2002 |
| 79th Wettest | Wettest since: | 1941 | ||||
| Oct 2020– 11-Month | 9.42in (239.27mm) | 11.42in (290.07mm) | -2.00in | 34th Driest | Driest since: | 2002 |
| 96th Wettest | Wettest since: | 1941 | ||||
| Sep 2020– 12-Month | 9.53in (242.06mm) | 12.61in (320.29mm) | -3.08in | 17th Driest | Driest since: | 2002 |
| 113th Wettest | Wettest since: | 1941 | ||||
| Mar 2020– 18-Month | 13.73in (348.74mm) | 18.81in (477.77mm) | -5.08in | 8th Driest | Driest since: | 1902 |
| 122nd Wettest | Wettest since: | 1993 | ||||
| Sep 2019– 24-Month | 21.57in (547.88mm) | 25.20in (640.08mm) | -3.63in | 34th Driest | Driest since: | 1900 |
| 95th Wettest | Wettest since: | 1993 | ||||
| Sep 2018– 36-Month | 34.46in (875.28mm) | 37.75in (958.85mm) | -3.29in | 49th Driest | Driest since: | 1902 |
| 79th Wettest | Wettest since: | 1907 | ||||
| Sep 2017– 48-Month | 42.43in (1,077.72mm) | 50.26in | -7.83in | 18th Driest | Driest since: | 1902 |
| 109th Wettest | Wettest since: | 1908 | ||||
| Sep 2016– 60-Month | 55.88in (1,419.35mm) | 62.79in | -6.91in | 31st Driest | Driest since: | 1903 |
| 95th Wettest | Wettest since: | 1909 | ||||
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published June 2025, retrieved on June 10, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings
