What is the current water temperature in Nelson?

Q: What is the current water temperature in Nelson?

As of now, in Nelson, the water temperature is 11.67°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 > Nelson

Water temperature in Nelson

Detailed information about the current water temperature in Nelson. 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.

53.0

°F

August 3, 11:11

Trend:

stable

Yesterday:

53.2°F

Tomorrow:

53.0°F

Sunrise:

07:33

Sunset:

17:33

Day Length:

10 h. 0 min.

Nelson in August

Minimum:

64.2°F

Average:

67.4°F

Maximum:

70.2°F

Sea water temperature in Nelson today

As of now, in Nelson, the water temperature is 53.0°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 0.6°F higher 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 stay about the same.

Recent sea temperature and forecast

The water temperature today is above average for the last two weeks, showing a small increase in temperature. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 53.0°F on 2022, while the historical minimum was 51.7°F on 2015.

latest data

last year

Over the past two weeks, the water temperature has closely aligned with historical averages for those days. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 53.1°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Nelson

Date	Current Year actual* / forecast**	last year	10 years average
Jul 20	53.1°F	52.0°F	52.7°F
Jul 21	53.3°F	52.0°F	52.8°F
Jul 22	53.0°F	52.1°F	52.8°F
Jul 23	53.0°F	52.3°F	52.8°F
Jul 24	52.9°F	52.5°F	52.8°F
Jul 25	52.9°F	52.2°F	52.8°F
Jul 26	52.6°F	52.4°F	52.8°F
Jul 27	52.7°F	52.4°F	52.7°F
Jul 28	52.7°F	52.4°F	52.8°F
Jul 29	52.6°F	52.4°F	52.6°F
Jul 30	52.4°F	52.3°F	52.4°F
Jul 31	52.4°F	52.3°F	52.4°F
Aug 1	52.7°F	52.5°F	52.4°F
Aug 2	53.2°F	52.3°F	52.5°F
Aug 3	53.0°F	51.9°F	52.4°F
Aug 4	53.0°F	51.9°F	52.4°F
Aug 5	53.0°F	51.7°F	52.3°F
Aug 6	53.0°F	51.4°F	52.4°F
Aug 7	53.1°F	51.1°F	52.4°F
Aug 8	53.2°F	51.4°F	52.5°F
Aug 9	53.2°F	51.8°F	52.5°F
Aug 10	53.2°F	51.9°F	52.6°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 Nelson by month

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

The warmest water in Nelson was recorded on January 31, 2018, reaching a 74.7°F. While the coldest temperature occurred on August 7, 2024, dipping to 51.1°F. The average readings by season are 67.8°F in Winter, 63.7°F in Spring, 53.9°F in Summer, and 58.2°F in Autumn.