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 15.77°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.

60.4

°F

October 20, 13:23

Trend:

stable

Yesterday:

60.0°F

Tomorrow:

60.3°F

Sunrise:

06:32

Sunset:

19:53

Day Length:

13 h. 21 min.

Nelson in October

Minimum:

64.3°F

Average:

67.8°F

Maximum:

70.0°F

Sea water temperature in Nelson today

As of now, in Nelson, the water temperature is 60.4°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 1.6°F higher than the average recorded on this particular day in recent years. Since yesterday, there was a slight increase in temperature. This indicates a warming trend over the past day. 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 59.2°F on 2018, while the historical minimum was 58.0°F on 2020.

latest data

last year

Observations from the last two weeks indicate that the water temperature was in proximity to the highest values recorded on those days in the past. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 60.8°F, with minimum temperature starting at 60.3°F, while the maximum might reach 61.5°F.

Daily water temperature in Nelson

Date	Current Year actual* / forecast**	last year	10 years average
Oct 6	58.8°F	57.3°F	56.9°F
Oct 7	58.2°F	57.6°F	57.1°F
Oct 8	58.5°F	57.0°F	57.1°F
Oct 9	57.9°F	56.9°F	57.2°F
Oct 10	58.9°F	56.9°F	57.5°F
Oct 11	59.1°F	58.0°F	57.7°F
Oct 12	60.2°F	58.6°F	57.9°F
Oct 13	60.2°F	58.5°F	58.0°F
Oct 14	61.8°F	58.0°F	58.1°F
Oct 15	61.1°F	58.0°F	58.1°F
Oct 16	59.8°F	58.5°F	58.1°F
Oct 17	60.2°F	58.1°F	58.3°F
Oct 18	60.0°F	58.5°F	58.4°F
Oct 19	60.0°F	58.9°F	58.4°F
Oct 20	60.4°F	59.0°F	58.8°F
Oct 21	60.3°F	59.7°F	58.7°F
Oct 22	60.4°F	59.2°F	58.7°F
Oct 23	60.6°F	59.7°F	58.9°F
Oct 24	60.8°F	59.4°F	59.2°F
Oct 25	61.1°F	59.4°F	59.5°F
Oct 26	61.2°F	59.6°F	59.6°F
Oct 27	61.5°F	60.3°F	59.9°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 67.9°F in Winter, 63.7°F in Spring, 54.0°F in Summer, and 58.5°F in Autumn.