What is the current water temperature in Ísafjörður?

Q: What is the current water temperature in Ísafjörður?

As of now, in Ísafjörður, the water temperature is 4.61°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 > Ísafjörður

Water temperature in Ísafjörður

Detailed information about the current water temperature in Ísafjörður. 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.

40.3

°F

May 20, 04:51

Trend:

increasing

Yesterday:

40.0°F

Tomorrow:

40.5°F

Sunrise:

03:34

Sunset:

23:26

Day Length:

19 h. 52 min.

Ísafjörður in May

Minimum:

36.1°F

Average:

38.3°F

Maximum:

40.2°F

Sea water temperature in Ísafjörður today

As of now, in Ísafjörður, the water temperature is 40.3°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 0.7°F lower 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 also aligns closely with the historical average temperature for this date, indicating a typical climate pattern. The maximum temperature recorded for this date was 43.6°F on 2025, while the historical minimum was 39.4°F on 2022.

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. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 41.3°F, with minimum temperature starting at 40.5°F, while the maximum might reach 41.8°F.

Daily water temperature in Ísafjörður

Date	Current Year actual* / forecast**	last year	10 years average
May 6	37.6°F	40.2°F	38.9°F
May 7	37.7°F	40.2°F	38.8°F
May 8	37.7°F	41.7°F	38.9°F
May 9	37.8°F	41.6°F	39.1°F
May 10	37.7°F	41.3°F	38.7°F
May 11	38.1°F	41.5°F	38.9°F
May 12	39.7°F	41.8°F	39.2°F
May 13	38.9°F	41.4°F	39.3°F
May 14	39.0°F	41.6°F	39.4°F
May 15	39.3°F	41.9°F	39.7°F
May 16	38.9°F	41.9°F	39.7°F
May 17	39.4°F	42.1°F	40.0°F
May 18	39.7°F	43.2°F	40.3°F
May 19	40.0°F	43.8°F	40.7°F
May 20	40.3°F	43.6°F	41.0°F
May 21	40.5°F	43.8°F	41.2°F
May 22	40.8°F	43.8°F	41.5°F
May 23	41.1°F	43.8°F	41.8°F
May 24	41.4°F	44.6°F	42.0°F
May 25	41.5°F	44.5°F	42.2°F
May 26	41.8°F	44.6°F	42.4°F
May 27	41.7°F	44.4°F	42.4°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 Ísafjörður by month

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

The warmest water in Ísafjörður was recorded on September 3, 2021, reaching a 57.8°F. While the coldest temperature occurred on March 16, 2023, dipping to 32.9°F. The average readings by season are 37.9°F in Winter, 37.3°F in Spring, 48.0°F in Summer, and 45.3°F in Autumn.