Cairns vs Sydney Weather Compared
Cairns runs 6.1 degrees warmer than Sydney on average, 28.3 degrees to 22.2 degrees across the year. Cairns collects 2,391mm of rain a year to Sydney's 1,068mm, a 1,323mm gap. On the RefDat Comfort Score, Sydney edges out Cairns 7.0/10 to 6.1/10.
Summary Comparison
Cairns
Avg Max Temp
28.3°C
Avg Min Temp
21.0°C
Annual Rainfall
2391mm
Days >35°C
1
Frost Days
0
Comfort Score
6.1/10
Sydney
Avg Max Temp
22.2°C
Avg Min Temp
14.0°C
Annual Rainfall
1068mm
Days >35°C
3
Frost Days
0
Comfort Score
7.0/10
Key Differences
- Cairns is 6.1 degrees warmer on average than Sydney
- Cairns receives 1323mm more annual rainfall than Sydney
- Sydney experiences 2 more days above 35C per year
- Overall, Sydney has a higher comfort score (7.0 vs 6.1)
Monthly Comparison
| Month | Cairns Max (°C) |
Sydney Max (°C) |
Cairns Min (°C) |
Sydney Min (°C) |
Cairns Rain (mm) |
Sydney Rain (mm) |
Cairns Comfort | Sydney Comfort |
|---|---|---|---|---|---|---|---|---|
| January | 31.2 | 26.6 | 24.5 | 19.7 | 689.0 | 117.9 | 3.9 | 7.0 |
| February | 30.5 | 26.5 | 24.3 | 19.5 | 316.3 | 82.3 | 4.1 | 6.8 |
| March | 29.5 | 25.5 | 23.8 | 17.2 | 513.7 | 58.9 | 4.2 | 7.9 |
| April | 28.6 | 21.9 | 22.1 | 14.0 | 120.7 | 160.4 | 5.4 | 7.3 |
| May | 26.1 | 18.8 | 20.6 | 11.4 | 82.0 | 159.7 | 6.2 | 4.9 |
| June | 25.9 | 16.0 | 16.7 | 7.7 | 18.5 | 139.8 | 8.9 | 4.0 |
| July | 24.6 | 16.1 | 16.9 | 8.4 | 66.5 | 38.4 | 8.6 | 4.9 |
| August | 25.6 | 19.4 | 17.8 | 10.1 | 60.9 | 35.8 | 7.6 | 7.3 |
| September | 27.1 | 22.2 | 19.1 | 11.0 | 59.6 | 59.8 | 7.3 | 8.9 |
| October | 29.1 | 21.7 | 20.5 | 12.6 | 24.6 | 41.2 | 7.0 | 8.2 |
| November | 30.2 | 25.2 | 21.7 | 17.6 | 60.9 | 120.7 | 5.9 | 8.0 |
| December | 30.9 | 26.8 | 23.6 | 19.1 | 378.7 | 53.2 | 4.2 | 8.4 |
Temperature Comparison
Average Maximum Temperature (°C)
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Rainfall Comparison
Monthly Rainfall (mm)
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Which City is Better For...
Beach Holidays
Warmer water, more sunshine, and less rain are ideal. Sydney edges ahead with better summer comfort.
Avoiding Extreme Heat
Fewer days above 35°C and milder overall temperatures. Cairns offers better relief from extreme heat.
Outdoor Activities
Moderate temperatures, lower humidity, and some sunshine. Sydney's spring and autumn offer ideal conditions.
Sunny Skies
More solar radiation and clearer days. Cairns has higher average solar radiation.