NOAA's National Centers for Environmental Information
Divisional Rankings
Louisiana, Climate Division 9
December 2011 Palmer Z-Index Rankings
| Period | Value | 1901-2000 Mean | Anomaly | Rank (1895-2025) | Driest/Wettest Since | Record |
|---|---|---|---|---|---|---|
| December 2011 1-Month | -3.16 | -0.10 | -3.06 | 2nd Driest | Driest to Date | 2021 |
| 129th Wettest | Wettest since: | 2009 | ||||
| Nov– 2-Month | -2.44 | -0.07 | -2.37 | 4th Driest | Driest since: | 1906 |
| 127th Wettest | Wettest since: | 1947 | ||||
| Oct– 3-Month | -2.22 | 0.01 | -2.23 | 1st Driest | Driest to Date | 2011 |
| 130th Wettest | Wettest since: | 2009 | ||||
| Sep– 4-Month | -0.54 | -0.04 | -0.50 | 45th Driest | Driest since: | 1924 |
| 86th Wettest | Wettest since: | 2002 | ||||
| Ties: 1900, 2003 | ||||||
| Aug– 5-Month | -1.14 | -0.05 | -1.09 | 19th Driest | Driest since: | 1924 |
| 112th Wettest | Wettest since: | 1977 | ||||
| Jul– 6-Month | -0.47 | -0.04 | -0.43 | 38th Driest | Driest since: | 1924 |
| 93rd Wettest | Wettest since: | 1898 | ||||
| Jun– 7-Month | -0.79 | -0.04 | -0.75 | 26th Driest | Driest since: | 1924 |
| 105th Wettest | Wettest since: | 1898 | ||||
| May– 8-Month | -1.14 | -0.04 | -1.10 | 15th Driest | Driest since: | 1924 |
| 116th Wettest | Wettest since: | 1942, 1975 | ||||
| Ties: 1936 | ||||||
| Apr– 9-Month | -1.34 | -0.04 | -1.30 | 12th Driest | Driest since: | 1924 |
| 119th Wettest | Wettest since: | 2021 | ||||
| Mar– 10-Month | -1.23 | -0.05 | -1.18 | 11th Driest | Driest since: | 1924 |
| 120th Wettest | Wettest since: | 2021 | ||||
| Ties: 2000 | ||||||
| Feb– 11-Month | -1.30 | -0.07 | -1.23 | 9th Driest | Driest since: | 2023 |
| 122nd Wettest | Wettest since: | 2021 | ||||
| Jan– 12-Month | -1.26 | -0.05 | -1.21 | 11th Driest | Driest since: | 2023 |
| 120th Wettest | Wettest since: | 1991 | ||||
| Jul 2010– 18-Month | -1.12 | -0.04 | -1.08 | 5th Driest | Driest since: | 1904 |
| 125th Wettest | Wettest since: | 1946 | ||||
| Jan 2010– 24-Month | -0.98 | -0.04 | -0.94 | 6th Driest | Driest since: | 2000 |
| 124th Wettest | Wettest since: | 1992 | ||||
| Jan 2009– 36-Month | -0.66 | -0.04 | -0.62 | 7th Driest | Driest since: | 1904 |
| 122nd Wettest | Wettest since: | 1993 | ||||
| Jan 2008– 48-Month | -0.55 | -0.03 | -0.52 | 8th Driest | Driest since: | 1904 |
| 120th Wettest | Wettest since: | 1994 | ||||
| Jan 2007– 60-Month | -0.49 | -0.03 | -0.46 | 8th Driest | Driest since: | 1906 |
| 119th Wettest | Wettest since: | 1995 | ||||
| Ties: 2000 | ||||||
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published March 2025, retrieved on March 24, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/rankings
