Average sea-surface temperature anomaly in the Chatham Rise, New Zealand
1982–2023 (1991–2020 baseline period), degrees Celsius
| Year | Degrees Celsius |
|---|---|
| 1982 | -0.41 |
| 1983 | -0.74 |
| 1984 | -0.06 |
| 1985 | 0.13 |
| 1986 | 0.12 |
| 1987 | 0.02 |
| 1988 | -0.39 |
| 1989 | -0.08 |
| 1990 | 0.05 |
| 1991 | -0.39 |
| 1992 | -0.62 |
| 1993 | -0.85 |
| 1994 | -0.6 |
| 1995 | -0.14 |
| 1996 | -0.14 |
| 1997 | -0.23 |
| 1998 | -0.12 |
| 1999 | 0.36 |
| 2000 | -0.04 |
| 2001 | 0.38 |
| 2002 | -0.02 |
| 2003 | 0.19 |
| 2004 | -0.43 |
| 2005 | 0.19 |
| 2006 | -0.05 |
| 2007 | -0.27 |
| 2008 | -0.06 |
| 2009 | -0.53 |
| 2010 | 0.02 |
| 2011 | -0.1 |
| 2012 | -0.22 |
| 2013 | 0.54 |
| 2014 | 0.3 |
| 2015 | -0.11 |
| 2016 | 0.28 |
| 2017 | 0.66 |
| 2018 | 0.98 |
| 2019 | 0.86 |
| 2020 | 0.16 |
| 2021 | 0.63 |
| 2022 | 0.88 |
| 2023 | 1.32 |