Climate averages 1991–2020
Sydney weather
in April.
A mild, moderately wet month: the 6th warmest and the 8th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
April is a mild month in Sydney: daytime highs average 21.5°C and nights cool to about 15.3°C. By daytime temperature it is the 6th warmest of the 12 months.
Expect about 77 mm of rain on roughly 11 days, which makes April a moderately wet month (the 8th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 16 min on an average April day.
The nearest other city in this atlas is Central Coast (51 km away). In April its highs average 21.5°C, about as warm as Sydney, with 77 mm of rain.
Among the 32 cities listed in Australia, Sydney ranks joint 19th of 32 for the warmest April highs and joint 25th of 32 for the driest April (rainfall, lowest first). The mean April high of those 32 cities is 22.4°C; Sydney is 0.9°C cooler than that mean.
From April to May, average highs fall by 2.7°C to 18.7°C, and monthly rainfall rises from 77 mm to 79 mm.
The annual picture
April in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Sydney climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 25.6°C19.5°C | 19.5°C | 73 | 9.3 | 14.114 h |
| February | 25.0°C19.5°C | 19.5°C | 93 | 10.5 | 13.313 h |
| March | 23.6°C18.2°C | 18.2°C | 81 | 11.7 | 12.312 h |
| April, selected | 21.5°C15.3°C | 15.3°C | 77 | 10.5 | 11.311 h |
| May | 18.7°C12.4°C | 12.4°C | 79 | 9.6 | 10.410 h |
| June | 16.4°C10.4°C | 10.4°C | 97 | 10.1 | 9.910 h |
| July | 15.9°C9.1°C | 9.1°C | 56 | 7.8 | 10.110 h |
| August | 17.1°C9.4°C | 9.4°C | 53 | 6.4 | 10.911 h |
| September | 19.4°C11.5°C | 11.5°C | 50 | 6.7 | 11.912 h |
| October | 21.3°C13.8°C | 13.8°C | 59 | 8.1 | 12.913 h |
| November | 22.6°C15.8°C | 15.8°C | 72 | 9.2 | 13.914 h |
| December | 24.2°C17.8°C | 17.8°C | 60 | 8.7 | 14.414 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
April in nearby cities
- Central Coast in AprilAustralia · 51 kmHigh 21.5°C · Low 16.5°C · 77 mm rain
- Wollongong in AprilAustralia · 68 kmHigh 20.9°C · Low 16.0°C · 95 mm rain
- Blue Mountains in AprilAustralia · 83 kmHigh 16.8°C · Low 7.7°C · 56 mm rain
- Newcastle, Australia in AprilAustralia · 117 kmHigh 21.7°C · Low 16.5°C · 86 mm rain
- Maitland in AprilAustralia · 130 kmHigh 22.8°C · Low 14.4°C · 51 mm rain
- Canberra in AprilAustralia · 247 kmHigh 18.5°C · Low 8.0°C · 27 mm rain
- Tuggeranong in AprilAustralia · 261 kmHigh 18.5°C · Low 8.0°C · 34 mm rain
- Coffs Harbour in AprilAustralia · 436 kmHigh 22.4°C · Low 17.3°C · 78 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Sydney) is explained once on the Sydney year overview and on the Sources, method and limits page.