Average data for 10 years
1 September
Monday
+20°
+13°
2 September
Tuesday
+20°
+13°
3 September
Wednesday
+20°
+13°
4 September
Thursday
+20°
+13°
5 September
Friday
+20°
+13°
6 September
Saturday
+20°
+13°
7 September
Sunday
+21°
+13°
8 September
Monday
+20°
+13°
9 September
Tuesday
+20°
+12°
10 September
Wednesday
+20°
+12°
11 September
Thursday
+20°
+13°
12 September
Friday
+21°
+13°
13 September
Saturday
+21°
+13°
14 September
Sunday
+21°
+13°
15 September
Monday
+21°
+13°
16 September
Tuesday
+21°
+13°
17 September
Wednesday
+21°
+13°
18 September
Thursday
+21°
+14°
19 September
Friday
+21°
+14°
20 September
Saturday
+22°
+14°
21 September
Sunday
+21°
+14°
22 September
Monday
+21°
+14°
23 September
Tuesday
+22°
+14°
24 September
Wednesday
+22°
+15°
25 September
Thursday
+22°
+15°
26 September
Friday
+21°
+15°
27 September
Saturday
+22°
+15°
28 September
Sunday
+22°
+15°
29 September
Monday
+22°
+15°
30 September
Tuesday
+22°
+15°
Cities with similar weather in September
Australia
Sydney
United States
San Francisco
Canada
Vancouver
Italy
Genoa
United States
Seattle
In September, the weather in Byron Bay is typically warm. Average daily high temperature in September is about 21 degrees above zero. On average, Byron Bay has 16 sunny, 9 rainy, and 5 partly cloudy days in September. The rains are usually moderate.