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 13.69°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.

56.6

°F

September 22, 23:38

Trend:

increasing

Yesterday:

55.8°F

Tomorrow:

56.8°F

Sunrise:

06:18

Sunset:

18:23

Day Length:

12 h. 5 min.

Nelson in September

Minimum:

64.4°F

Average:

67.7°F

Maximum:

70.0°F

Sea water temperature in Nelson today

As of now, in Nelson, the water temperature is 56.6°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 1.1°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 rise a bit.

Recent sea temperature and forecast

Today's water temperature is notably higher than the average recorded over the past two weeks, indicating a significant warming trend. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 56.5°F on 2023, while the historical minimum was 55.0°F on 2019.

latest data

last year

The water temperature over the last two weeks displayed soome variability. While the two week average stayed close to the historical average, there were some days when the temperature was close to the histoorical minimum and others when it was close to the historical maximum. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 57.0°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
Sep 8	54.8°F	55.2°F	54.3°F
Sep 9	54.5°F	55.1°F	54.3°F
Sep 10	54.4°F	55.2°F	54.4°F
Sep 11	54.3°F	55.4°F	54.4°F
Sep 12	54.4°F	55.3°F	54.5°F
Sep 13	54.7°F	55.6°F	54.7°F
Sep 14	54.0°F	55.4°F	54.7°F
Sep 15	55.0°F	55.4°F	54.8°F
Sep 16	55.4°F	55.4°F	54.9°F
Sep 17	55.5°F	56.0°F	55.1°F
Sep 18	55.6°F	56.3°F	55.2°F
Sep 19	56.2°F	56.2°F	55.2°F
Sep 20	56.3°F	56.0°F	55.3°F
Sep 21	55.8°F	55.9°F	55.4°F
Sep 22	56.6°F	55.9°F	55.5°F
Sep 23	56.8°F	56.2°F	55.7°F
Sep 24	56.9°F	56.5°F	55.9°F
Sep 25	57.1°F	57.2°F	56.0°F
Sep 26	56.9°F	56.9°F	55.8°F
Sep 27	56.9°F	56.6°F	55.8°F
Sep 28	57.0°F	56.6°F	55.9°F
Sep 29	57.1°F	56.7°F	56.0°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 58.4°F in Autumn.