Sydney Weather in April
In April, Sydney averages a high of 23°C (74°F) and a low of 16°C (60°F), from 56 years of daily records (1971–2026).
23°C
Average high
74°F
16°C
Average low
60°F
35°C
Record high
94°F · April 12, 2018
8°C
Record low
47°F · April 27, 1978
What April Is Like in Sydney
- The coldest April reading, 8°C (47°F) on April 27, 1978, has not been matched in 48 years.
- April in Sydney has become 0.7°C (1.2°F) warmer on average: the 2012–2026 average against 1970–1989.
- The warmest April in the record was 2018; the coldest was 2008.
At least 1 mm of rain falls on 27% of April days, and the month averages 124 mm in total.
Warmest: 2018 (25.7°C)Latest: 2026 (23.0°C)10-year averageLong-run average (23.3°C)
Look Up a Day in April
See the weather in Sydney on any April date, year by year.
Source: NOAA GHCN-Daily, Sydney (Observatory Hill) (1971–2020); Sydney Harbour (Wedding Cake W (2020–2026). Averages cover 1971–2026. How we compute this