Low emissions scenario: 0.7 °C warmer by 2040 and 0.7 °C warmer by 2090.
High emissions scenario: 1.0 °C warmer by 2040 and 2.8 °C warmer by 2090.
The Chatham Islands are expected to have 3 per cent more annual rainfall by 2040 and 5 per cent more by 2090.
Winter rainfall is likely to increase by 9 per cent by 2090.
|There may be an increase in the frequency of westerly winds.|