What is the current water temperature in Akranes?

Q: What is the current water temperature in Akranes?

As of now, in Akranes, the water temperature is 10.43°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.

Iceland > Akranes

Water temperature in Akranes

Detailed information about the current water temperature in Akranes. 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.

50.8

°F

September 19, 21:10

Trend:

decreasing

Yesterday:

50.8°F

Tomorrow:

50.5°F

Sunrise:

07:01

Sunset:

19:41

Day Length:

12 h. 40 min.

Akranes in September

Minimum:

35.0°F

Average:

37.4°F

Maximum:

40.4°F

Sea water temperature in Akranes today

As of now, in Akranes, the water temperature is 50.8°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 0.5°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 fall a bit.

Recent sea temperature and forecast

Today's water temperature is considerably lower than the average registered over the last two weeks, indicating a slight cooling trend. It also aligns closely with the historical average temperature for this date, indicating a typical climate pattern. The maximum temperature recorded for this date was 51.5°F on 2025, while the historical minimum was 48.0°F on 2024.

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 maximum recorded over the past years. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 50.2°F, the minimum temperature may reach 49.9°F, and the maximum might stay at 50.5°F.

Daily water temperature in Akranes

Date	Current Year actual* / forecast**	last year	10 years average
Sep 5	52.4°F	53.9°F	52.1°F
Sep 6	52.4°F	53.3°F	52.0°F
Sep 7	52.6°F	53.4°F	51.9°F
Sep 8	52.2°F	52.9°F	51.8°F
Sep 9	52.1°F	52.7°F	51.7°F
Sep 10	51.8°F	52.4°F	51.5°F
Sep 11	51.6°F	51.9°F	51.3°F
Sep 12	51.5°F	51.9°F	51.2°F
Sep 13	51.5°F	52.0°F	51.0°F
Sep 14	51.4°F	52.2°F	51.0°F
Sep 15	51.6°F	52.1°F	50.8°F
Sep 16	51.5°F	52.3°F	50.7°F
Sep 17	50.8°F	52.3°F	50.6°F
Sep 18	50.8°F	51.9°F	50.5°F
Sep 19	50.8°F	51.5°F	50.3°F
Sep 20	50.5°F	50.9°F	50.1°F
Sep 21	50.5°F	50.6°F	50.0°F
Sep 22	50.4°F	50.8°F	49.9°F
Sep 23	50.2°F	51.2°F	49.7°F
Sep 24	50.0°F	50.1°F	49.6°F
Sep 25	50.0°F	50.6°F	49.5°F
Sep 26	49.9°F	50.5°F	49.5°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 Akranes by month

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

The warmest water in Akranes was recorded on August 15, 2021, reaching a 56.8°F. While the coldest temperature occurred on February 1, 2023, dipping to 32.9°F. The average readings by season are 37.7°F in Winter, 40.4°F in Spring, 51.4°F in Summer, and 46.9°F in Autumn.

Popular neighboring cities and resorts

City	Water temperature*	Distance**
Reykjavík	50.8°F	14mi
Kópavogur	50.8°F	15mi
Álftanes	50.9°F	15mi
Hafnarfjörður	50.8°F	18mi
Keflavík	50.7°F	26mi

* current water temperature in this city

** straight line distance from Akranes