Climate averages 1991–2020
Adelaide weather
in April.
A mild, fairly dry month: the 6th warmest and the 7th driest of the year. Meets the pleasant-weather rule
Long-term climate patterns, not a forecast for a particular trip.
April is a mild month in Adelaide: daytime highs average 21.2°C and nights cool to about 13.2°C. By daytime temperature it is the 6th warmest of the 12 months.
Expect about 36 mm of rain on roughly 6 days, which makes April a fairly dry month (the 7th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 14 min on an average April day.
The nearest other city in this atlas is Adelaide Hills (10 km away). In April its highs average 19.4°C, 1.8°C cooler than Adelaide, with 33 mm of rain.
Among the 32 cities listed in Australia, Adelaide ranks 21st of 32 for the warmest April highs and 11th of 32 for the driest April (rainfall, lowest first). The mean April high of those 32 cities is 22.4°C; Adelaide is 1.2°C cooler than that mean.
From April to May, average highs fall by 3.8°C to 17.4°C, and monthly rainfall rises from 36 mm to 52 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
Adelaide climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 27.7°C16.6°C | 16.6°C | 19 | 3.3 | 14.214 h |
| February | 27.5°C16.8°C | 16.8°C | 19 | 2.7 | 13.413 h |
| March | 24.8°C15.2°C | 15.2°C | 19 | 3.5 | 12.312 h |
| April, selected | 21.2°C13.2°C | 13.2°C | 36 | 5.6 | 11.211 h |
| May | 17.4°C11.0°C | 11.0°C | 52 | 8.3 | 10.310 h |
| June | 14.5°C9.0°C | 9.0°C | 61 | 9.6 | 9.810 h |
| July | 13.7°C8.2°C | 8.2°C | 64 | 10.4 | 10.010 h |
| August | 14.6°C8.3°C | 8.3°C | 58 | 10.8 | 10.811 h |
| September | 17.0°C9.7°C | 9.7°C | 53 | 9.8 | 11.812 h |
| October | 20.1°C11.2°C | 11.2°C | 35 | 6.4 | 12.913 h |
| November | 23.1°C13.3°C | 13.3°C | 30 | 5.3 | 13.914 h |
| December | 25.3°C15.0°C | 15.0°C | 25 | 4.8 | 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
- Adelaide Hills in AprilAustralia · 10 kmHigh 19.4°C · Low 10.7°C · 33 mm rain
- Bendigo in AprilAustralia · 551 kmHigh 20.0°C · Low 10.3°C · 31 mm rain
- Ballarat in AprilAustralia · 555 kmHigh 17.5°C · Low 8.7°C · 38 mm rain
- Geelong in AprilAustralia · 627 kmHigh 19.2°C · Low 11.4°C · 33 mm rain
- Melbourne in AprilAustralia · 654 kmHigh 19.6°C · Low 10.9°C · 46 mm rain
- Canberra in AprilAustralia · 958 kmHigh 18.5°C · Low 8.0°C · 27 mm rain
- Sydney in AprilAustralia · 1162 kmHigh 21.5°C · Low 15.3°C · 77 mm rain
- Newcastle, Australia in AprilAustralia · 1235 kmHigh 21.7°C · Low 16.5°C · 86 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 Adelaide) is explained once on the Adelaide year overview and on the Sources, method and limits page.