Shelly Beach Sea Temperature in September

Looking to find out what the average sea water temperature in Shelly Beach is for September? Find out what the lowest, highest, and average water temperatures are for Shelly Beach over the past 10 years.

Average water temperature in Shelly Beach for September

The average, high, and low temperatures below should help you if you can swim in the water in Shelly Beach in September.

Average

18.44° C

65.2° F

High

21.02° C

69.84° F

Low

16.01° C

60.82° F

Water temperature range by day in September in Shelly Beach

The chart below shows the range of low and high temperatures by day for the month of September in Shelly Beach.

Average daily water temperatures in Shelly Beach for September

Day	Average	Low	High
1	18.05° C	16.01° C	18.81° C
2	18.08° C	16.26° C	18.93° C
3	18.06° C	16.39° C	19° C
4	18.08° C	16.6° C	19.06° C
5	18.14° C	16.59° C	18.98° C
6	18.07° C	16.35° C	19.06° C
7	17.99° C	16.37° C	18.84° C
8	18° C	16.66° C	18.73° C
9	17.91° C	16.8° C	18.73° C
10	18.03° C	17.12° C	18.84° C
11	18.08° C	16.78° C	19.05° C
12	18.13° C	16.62° C	19.23° C
13	18.26° C	17.09° C	19.09° C
14	18.25° C	17.31° C	19.05° C
15	18.32° C	17.31° C	19.26° C
16	18.42° C	17.43° C	19.55° C
17	18.52° C	17.58° C	20.13° C
18	18.63° C	17.45° C	20.26° C
19	18.68° C	17.46° C	20.75° C
20	18.66° C	17.43° C	20.73° C
21	18.67° C	17.53° C	20.58° C
22	18.79° C	17.54° C	20.39° C
23	18.91° C	17.87° C	20.16° C
24	19.02° C	17.87° C	20.33° C
25	19.16° C	18.05° C	20.98° C
26	18.98° C	17.99° C	20.65° C
27	18.99° C	18.02° C	21.02° C
28	18.92° C	18.12° C	20.85° C
29	18.86° C	18.05° C	20.61° C
30	18.88° C	17.89° C	20.49° C