RefDat Weather

Byron Bay vs Sydney Weather Compared

Byron Bay runs 1.7 degrees warmer than Sydney on average, 23.9 degrees to 22.2 degrees across the year. Byron Bay collects 1,845mm of rain a year to Sydney's 1,068mm, a 777mm gap. RefDat Comfort Scores land within two tenths of each other (7.0/10 for Byron Bay, 7.0/10 for Sydney).

Summary Comparison

Byron Bay

Avg Max Temp 23.9°C
Avg Min Temp 17.2°C
Annual Rainfall 1845mm
Days >35°C 0
Frost Days 0
Comfort Score 7.0/10

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

Monthly Comparison

Month Byron Bay Max
(°C)
Sydney Max
(°C)
Byron Bay Min
(°C)
Sydney Min
(°C)
Byron Bay Rain
(mm)
Sydney Rain
(mm)
Byron Bay Comfort Sydney Comfort
January 27.4 26.6 22.4 19.7 202.8 117.9 5.6 7.0
February 27.7 26.5 21.9 19.5 200.8 82.3 5.9 6.8
March 26.0 25.5 20.9 17.2 161.5 58.9 6.9 7.9
April 24.1 21.9 17.2 14.0 286.3 160.4 7.4 7.3
May 21.2 18.8 14.8 11.4 139.7 159.7 5.9 4.9
June 19.8 16.0 11.4 7.7 20.8 139.8 7.8 4.0
July 19.2 16.1 11.7 8.4 66.5 38.4 6.7 4.9
August 22.2 19.4 14.4 10.1 117.3 35.8 7.4 7.3
September 23.3 22.2 14.4 11.0 160.1 59.8 8.8 8.9
October 23.5 21.7 16.2 12.6 87.7 41.2 8.2 8.2
November 25.7 25.2 20.1 17.6 266.1 120.7 6.8 8.0
December 27.2 26.8 21.4 19.1 135.7 53.2 6.4 8.4

Temperature Comparison

Average Maximum Temperature (°C)
Jan
27
27
Feb
28
26
Mar
26
26
Apr
24
22
May
21
19
Jun
20
16
Jul
19
16
Aug
22
19
Sep
23
22
Oct
24
22
Nov
26
25
Dec
27
27

Rainfall Comparison

Monthly Rainfall (mm)
Jan
203
118
Feb
201
82
Mar
162
59
Apr
286
160
May
140
160
Jun
21
140
Jul
66
38
Aug
117
36
Sep
160
60
Oct
88
41
Nov
266
121
Dec
136
53

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. Byron Bay 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. Byron Bay has higher average solar radiation.

Learn More