Whitianga Sea Temperature in September

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

Average water temperature in Whitianga for September

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

14.77° C

(58.58° F)

highest: 15.89° C (60.6° F)
lowest: 13.79° C (56.82° F)

Water at this temperature is cold and will feel very cold initially, but the body will get used to it and longer swims are possible. Experienced swimmers can manage several hours of swimming, however hypothermia is still a very big risk.

Water temperature range by day in September in Whitianga

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

Water temperatures for September in Whitianga in recent years

Day	2024	2023	2022	2021
1	0° C	14.6° C	15.23° C	14.56° C
2	0° C	14.66° C	15.26° C	14.5° C
3	0° C	14.64° C	15.35° C	14.5° C
4	0° C	14.88° C	15.3° C	14.54° C
5	0° C	14.62° C	15.24° C	14.66° C
6	0° C	14.75° C	15.13° C	14.61° C
7	0° C	14.88° C	15.18° C	14.47° C
8	0° C	14.91° C	15.23° C	14.42° C
9	0° C	14.88° C	15.3° C	14.47° C
10	0° C	14.92° C	15.28° C	14.56° C
11	0° C	14.91° C	15.36° C	14.72° C
12	0° C	14.97° C	15.48° C	14.78° C
13	0° C	14.93° C	15.48° C	14.75° C
14	0° C	14.92° C	15.46° C	14.76° C
15	0° C	14.95° C	15.48° C	14.8° C
16	0° C	15.09° C	15.38° C	14.91° C
17	0° C	15.17° C	15.4° C	15.12° C
18	0° C	15.18° C	15.54° C	15.14° C
19	0° C	15.25° C	15.33° C	15.19° C
20	0° C	15.36° C	15.47° C	15.32° C
21	0° C	15.38° C	15.52° C	15.27° C
22	0° C	15.49° C	15.59° C	14.94° C
23	0° C	15.46° C	15.73° C	14.86° C
24	0° C	15.43° C	15.83° C	14.88° C
25	0° C	15.5° C	15.89° C	14.94° C
26	0° C	15.56° C	15.66° C	14.98° C
27	0° C	15.39° C	15.68° C	15.03° C
28	0° C	15.26° C	15.64° C	14.93° C
29	0° C	15.1° C	15.66° C	14.94° C
30	0° C	15.03° C	15.77° C	15.03° C