Adelaide climate — normals and trends
Adelaide (Australia) has a warm-summer mediterranean climate (Csb) under the Köppen-Geiger classification. Its mean annual temperature is 15.6 °C and it receives 485 mm of precipitation per year.
These figures are normals computed over 86 complete calendar years, from 1940 to 2025, using ERA5 reanalysis data from the Copernicus programme.
The warmest month is February (20.5 °C on average) and the coldest is July (11.0 °C). Rainfall peaks in July.
Adelaide averages 0 frost days, 7 hot days (≥ 30 °C) and 88 rainy days per year.
Adelaide has warmed by +0.7 °C between 1940 and 2025, or +0.08 °C per decade. This trend is statistically significant.
The hottest day of the period reached 39.5 °C (on 24 January 2019) and the coldest 3.8 °C (on 16 August 1944).
Data from ERA5 reanalysis (Copernicus Climate Change Service), redistributed under a CC-BY 4.0 licence. Normals are recomputed whenever the archive is updated.
Climate normals · ERA5
AdelaideSouth Australia
- coords
- -34.93°, 138.60°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
15.6°C
Average daily high
18.4°C
Average daily low
12.8°C
Annual rainfall
485mm
Sunshine / day
10.6h
Mean relative humidity
68%
Average peak wind
24.3km/h
Seasonal range
9.5°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
7 d/yr
Rainy days (≥ 1 mm)
88 d/yr
Annual snowfall
0.0 cm
Average feels-like high
16.8 °C
Average feels-like low
9.9 °C
Average peak gust
41.0 km/h
Tropical nights (≥ 20 °C)
15 d/yr
Solar radiation
18.0 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+0.7 °C
since 1940
+0.1 °C per decade · r² = 0.27 · p = < 0.001
Trend fitted by linear regression (ordinary least squares) on annual means. A trend is shown only when it is statistically significant (p < 0.05).
A climograph overlays rainfall (bars) and temperature (line): the standard reading in climatology, where you can see at a glance whether the warm season is also the dry one.
Records for the period
Hottest day
39.5 °C
24 January 2019
Coldest day
3.8 °C
16 August 1944
Wettest day
65 mm
5 February 1973
Windiest day
62.2 km/h
21 November 2018
Strongest gust
108.0 km/h
1 March 1981
Hottest feels-like
38.1 °C
23 January 1982
Coldest feels-like
-1.7 °C
2 July 1968
Snowiest day
0.2 cm
2 July 1968
Sunniest day
14.1 h
11 December 1940
Normals computed over complete calendar years 1940–2025.
A specific year
Pick a year and see how it compares to normal — warmer, drier or more extreme than usual?
Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 25.3 °C | +1.2 °C | 5 mm | -14 mm |
| Feb | 25.7 °C | +1.6 °C | 2 mm | -18 mm |
| Mar | 25.4 °C | +3.1 °C | 11 mm | -8 mm |
| Apr | 21.2 °C | +1.8 °C | 12 mm | -24 mm |
| May | 17.5 °C | +1.2 °C | 26 mm | -29 mm |
| Jun | 14.0 °C | +0.1 °C | 65 mm | +3 mm |
| Jul | 13.1 °C | +0.2 °C | 101 mm | +29 mm |
| Aug | 13.8 °C | +0.4 °C | 62 mm | -3 mm |
| Sep | 15.7 °C | +0.5 °C | 34 mm | -15 mm |
| Oct | 18.0 °C | +0.5 °C | 54 mm | +16 mm |
| Nov | 18.1 °C | -1.9 °C | 54 mm | +27 mm |
| Dec | 22.6 °C | +0.5 °C | 8 mm | -15 mm |
The year's extremes
What was the weather like that day?
Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.
Frequently asked questions
What is the climate of Adelaide?
Adelaide has a warm-summer mediterranean climate (Köppen Csb). Over 1940-2025, the average annual temperature is 15.6 °C and it receives 485 mm of precipitation per year.
What is the hottest day ever recorded in Adelaide?
The hottest day measured in Adelaide between 1940 and 2025 was 24 January 2019, reaching 39.5 °C.
What is the coldest day in Adelaide?
The coldest day measured in Adelaide between 1940 and 2025 was 16 August 1944, at 3.8 °C.
Does it snow in Adelaide?
Almost never: Adelaide sees virtually no snow, with about 0 frost days per year.
Has the climate of Adelaide warmed?
Yes: Adelaide warmed by +0.7 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Adelaide?
The wettest day measured in Adelaide between 1940 and 2025 was 5 February 1973, with 65 mm of rain in 24 hours.
What was the windiest day in Adelaide?
The windiest day measured in Adelaide between 1940 and 2025 was 21 November 2018, with winds reaching 62.2 km/h.
What is the warmest month in Adelaide?
The warmest month in Adelaide is February (20.5 °C on average); the coldest is July (11.0 °C).
How much does it rain in Adelaide?
Adelaide receives on average 485 mm of precipitation per year, spread over about 88 rainy days.
Is it sunny in Adelaide?
Adelaide gets on average 10.6 hours of sunshine per day, roughly 3,869 hours per year over 1940-2025.
What is the biggest single-day snowfall in Adelaide?
The heaviest 24-hour snowfall measured in Adelaide between 1940 and 2025 was 2 July 1968, with 0.2 cm.
Are there tropical nights in Adelaide?
Yes: Adelaide has on average 15 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Adelaide?
In Adelaide, between 1940 and 2025, the highest apparent temperature reached 38.1 °C on 23 January 1982, and the lowest was -1.7 °C on 2 July 1968.
Compare Adelaide with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Adelaide