What is the current water temperature in Wellington?

Q: What is the current water temperature in Wellington?

As of now, in Wellington, the water temperature is 13.08°C. Swimming in water of this temperature is considered as extremely cold, and there's a substantial risk of hypothermia if exposed for more than a brief duration.

New Zealand > Wellington

Water temperature in Wellington

Detailed information about the current water temperature in Wellington. The trend over the last two weeks, daily averages, and precise forecast of the water temperature changes. Gain a deeper understanding of seasonal dynamics with monthly statistical analyses covering recent years.

55.5

°F

October 20, 15:12

Trend:

stable

Yesterday:

55.7°F

Tomorrow:

55.7°F

Sunrise:

06:26

Sunset:

19:47

Day Length:

13 h. 21 min.

Wellington in October

Minimum:

59.3°F

Average:

62.1°F

Maximum:

65.3°F

Sea water temperature in Wellington today

As of now, in Wellington, the water temperature is 55.5°F. Swimming in water of this temperature is considered as extremely cold, and there's a substantial risk of hypothermia if exposed for more than a brief duration. Today's reading is 0.7°F lower than the average recorded on this particular day in recent years. The sea temperature remains approximately unchanged from yesterday. According to the forecast, we expect the temperature to rise a bit.

Recent sea temperature and forecast

Today's water temperature is slightly lower than the average registered over the last two weeks, indicating a slight cooling trend. It is also close to the historical minimum temperature for this date. The maximum temperature recorded for this date was 57.6°F on 2025, while the historical minimum was 55.5°F on 2018.

latest data

last year

Over the past two weeks, the water temperature has closely aligned with historical averages for those days. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 56.1°F, with minimum temperature starting at 55.7°F, while the maximum might reach 56.8°F.

Daily water temperature in Wellington

Date	Current Year actual* / forecast**	last year	10 years average
Oct 6	55.6°F	56.8°F	55.7°F
Oct 7	55.9°F	56.7°F	55.6°F
Oct 8	55.7°F	56.9°F	55.8°F
Oct 9	55.6°F	55.6°F	55.6°F
Oct 10	55.8°F	56.1°F	55.9°F
Oct 11	56.8°F	56.8°F	56.2°F
Oct 12	56.4°F	56.9°F	56.2°F
Oct 13	56.5°F	57.2°F	56.3°F
Oct 14	57.7°F	57.2°F	56.4°F
Oct 15	56.8°F	57.7°F	56.3°F
Oct 16	56.6°F	57.5°F	56.1°F
Oct 17	56.3°F	57.0°F	56.0°F
Oct 18	56.3°F	57.5°F	56.3°F
Oct 19	55.7°F	58.0°F	56.4°F
Oct 20	55.5°F	57.6°F	56.3°F
Oct 21	55.7°F	57.5°F	56.5°F
Oct 22	55.7°F	57.6°F	56.4°F
Oct 23	55.9°F	57.6°F	56.6°F
Oct 24	56.0°F	57.9°F	56.8°F
Oct 25	56.5°F	58.2°F	57.2°F
Oct 26	56.4°F	57.9°F	57.1°F
Oct 27	56.8°F	58.6°F	57.5°F

* actual - actual temperature values

** forecast - projected values for the next week

Real-time coastal temperatures could deviate by several degrees from the provided readings. These deviations often become evident following intense rainfall or strong winds.

Our forecasting methodology leverages a mathematical model, that uses current water and weather conditions, historical records, wind intensity and direction.

Sea water temperature in Wellington by month

In an average year, Wellington offers no days when the water temperature is warm enough to swim comfortably.

The warmest water in Wellington was recorded on February 22, 2018, reaching a 68.6°F. While the coldest temperature occurred on July 13, 2026, dipping to 51.2°F. The average readings by season are 62.4°F in Winter, 60.6°F in Spring, 55.2°F in Summer, and 56.6°F in Autumn.