Melbourne climate — normals and trends
Melbourne (United States) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 23.0 °C and it receives 963 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 August (27.2 °C on average) and the coldest is January (17.9 °C). Rainfall peaks in September.
Melbourne averages 0 frost days, 34 hot days (≥ 30 °C) and 148 rainy days per year.
Melbourne has warmed by +1.0 °C between 1940 and 2025, or +0.12 °C per decade. This trend is statistically significant.
The hottest day of the period reached 34.5 °C (on 25 June 1944) and the coldest -1.3 °C (on 24 December 1989).
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
MelbourneFlorida
- coords
- 28.08°, -80.61°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
23.0°C
Average daily high
25.5°C
Average daily low
20.8°C
Annual rainfall
963mm
Sunshine / day
10.5h
Mean relative humidity
76%
Average peak wind
20.9km/h
Seasonal range
9.3°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
34 d/yr
Rainy days (≥ 1 mm)
148 d/yr
Annual snowfall
0.0 cm
Average feels-like high
27.7 °C
Average feels-like low
21.8 °C
Average peak gust
34.2 km/h
Tropical nights (≥ 20 °C)
234 d/yr
Solar radiation
17.9 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.0 °C
since 1940
+0.1 °C per decade · r² = 0.28 · 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
34.5 °C
25 June 1944
Coldest day
-1.3 °C
24 December 1989
Wettest day
159 mm
12 October 1987
Windiest day
97.7 km/h
5 September 2004
Strongest gust
163.8 km/h
5 September 2004
Hottest feels-like
42.2 °C
7 August 2023
Coldest feels-like
-9.5 °C
24 December 1989
Sunniest day
13.2 h
23 June 1944
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 | 19.0 °C | -1.8 °C | 57 mm | +7 mm |
| Feb | 23.5 °C | +2.1 °C | 68 mm | +16 mm |
| Mar | 23.8 °C | +0.8 °C | 36 mm | -22 mm |
| Apr | 25.5 °C | +0.7 °C | 20 mm | -28 mm |
| May | 28.7 °C | +1.7 °C | 124 mm | +60 mm |
| Jun | 29.1 °C | +0.3 °C | 123 mm | +5 mm |
| Jul | 30.3 °C | +0.7 °C | 149 mm | +36 mm |
| Aug | 30.6 °C | +1.1 °C | 144 mm | +20 mm |
| Sep | 28.6 °C | 0.0 °C | 208 mm | +64 mm |
| Oct | 26.4 °C | -0.1 °C | 161 mm | +62 mm |
| Nov | 23.8 °C | -0.1 °C | 13 mm | -40 mm |
| Dec | 23.3 °C | +1.4 °C | 13 mm | -29 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 Melbourne?
Melbourne has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 23.0 °C and it receives 963 mm of precipitation per year.
What is the hottest day ever recorded in Melbourne?
The hottest day measured in Melbourne between 1940 and 2025 was 25 June 1944, reaching 34.5 °C.
What is the coldest day in Melbourne?
The coldest day measured in Melbourne between 1940 and 2025 was 24 December 1989, at -1.3 °C.
Does it snow in Melbourne?
Almost never: Melbourne sees virtually no snow, with about 0 frost days per year.
Has the climate of Melbourne warmed?
Yes: Melbourne warmed by +1.0 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Melbourne?
The wettest day measured in Melbourne between 1940 and 2025 was 12 October 1987, with 159 mm of rain in 24 hours.
What was the windiest day in Melbourne?
The windiest day measured in Melbourne between 1940 and 2025 was 5 September 2004, with winds reaching 97.7 km/h.
What is the warmest month in Melbourne?
The warmest month in Melbourne is August (27.2 °C on average); the coldest is January (17.9 °C).
How much does it rain in Melbourne?
Melbourne receives on average 963 mm of precipitation per year, spread over about 148 rainy days.
Is it sunny in Melbourne?
Melbourne gets on average 10.5 hours of sunshine per day, roughly 3,833 hours per year over 1940-2025.
Are there tropical nights in Melbourne?
Yes: Melbourne has on average 234 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Melbourne?
In Melbourne, between 1940 and 2025, the highest apparent temperature reached 42.2 °C on 7 August 2023, and the lowest was -9.5 °C on 24 December 1989.
Compare Melbourne with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Melbourne