What is the current water temperature in Kópavogur?

Q: What is the current water temperature in Kópavogur?

As of now, in Kópavogur, the water temperature is 7.95°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 > Kópavogur

Water temperature in Kópavogur

Detailed information about the current water temperature in Kópavogur. 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.

46.3

°F

October 26, 02:40

Trend:

decreasing

Yesterday:

46.4°F

Tomorrow:

46.1°F

Sunrise:

08:50

Sunset:

17:31

Day Length:

8 h. 41 min.

Kópavogur in November

Minimum:

34.0°F

Average:

37.3°F

Maximum:

39.6°F

Sea water temperature in Kópavogur today

As of now, in Kópavogur, the water temperature is 46.3°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 falls within the range of the average temperature recorded for this date, suggesting a consistent weather trend. The maximum temperature recorded for this date was 48.8°F on 2025, while the historical minimum was 44.1°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 shows a gradual cooling trend. The average temperature is expected to be 45.7°F, the minimum temperature may reach 45.3°F, and the maximum might stay at 46.1°F.

Daily water temperature in Kópavogur

Date	Current Year actual* / forecast**	last year	10 years average
Oct 12	48.2°F	51.0°F	47.6°F
Oct 13	48.3°F	51.1°F	47.4°F
Oct 14	48.3°F	50.7°F	47.2°F
Oct 15	48.3°F	51.4°F	47.2°F
Oct 16	47.7°F	52.4°F	47.2°F
Oct 17	47.4°F	53.4°F	47.2°F
Oct 18	47.6°F	53.4°F	47.1°F
Oct 19	47.5°F	53.0°F	47.0°F
Oct 20	47.2°F	53.1°F	46.9°F
Oct 21	47.0°F	52.7°F	46.9°F
Oct 22	46.7°F	50.1°F	46.5°F
Oct 23	46.6°F	48.7°F	46.2°F
Oct 24	46.2°F	47.9°F	46.0°F
Oct 25	46.4°F	48.5°F	46.0°F
Oct 26	46.3°F	48.8°F	45.9°F
Oct 27	46.1°F	47.3°F	45.6°F
Oct 28	46.0°F	47.6°F	45.6°F
Oct 29	45.8°F	46.9°F	45.4°F
Oct 30	45.7°F	47.2°F	45.2°F
Oct 31	45.6°F	48.7°F	45.2°F
Nov 1	45.6°F	48.8°F	45.2°F
Nov 2	45.3°F	46.8°F	44.8°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 Kópavogur by month

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

The warmest water in Kópavogur was recorded on September 5, 2025, reaching a 56.8°F. While the coldest temperature occurred on February 19, 2017, dipping to 33.0°F. The average readings by season are 37.6°F in Winter, 40.7°F in Spring, 51.7°F in Summer, and 47.1°F in Autumn.

Popular neighboring cities and resorts

City	Water temperature*	Distance**
Reykjavík	46.3°F	2mi
Hafnarfjörður	46.4°F	3mi
Álftanes	46.4°F	3mi
Akranes	45.8°F	15mi
Keflavík	47.2°F	21mi

* current water temperature in this city

** straight line distance from Kópavogur