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 4.04°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.

39.3

°F

January 21, 16:24

Trend:

decreasing

Yesterday:

39.4°F

Tomorrow:

39.0°F

Sunrise:

11:09

Sunset:

16:21

Day Length:

5 h. 12 min.

Ísafjörður in January

Minimum:

37.2°F

Average:

38.7°F

Maximum:

40.5°F

Sea water temperature in Ísafjörður today

As of now, in Ísafjörður, the water temperature is 39.3°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 2.6°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 slightly varies from the average of the past two weeks. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 37.8°F on 2017, while the historical minimum was 35.7°F on 2025.

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. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 39.1°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Ísafjörður

Date	Current Year actual* / forecast**	last year	10 years average
Jan 7	39.7°F	36.5°F	38.2°F
Jan 8	39.7°F	36.7°F	38.1°F
Jan 9	39.6°F	36.2°F	38.1°F
Jan 10	39.3°F	36.5°F	38.4°F
Jan 11	39.1°F	36.4°F	38.2°F
Jan 12	39.1°F	36.6°F	38.3°F
Jan 13	39.1°F	36.6°F	38.0°F
Jan 14	39.3°F	36.4°F	37.8°F
Jan 15	39.0°F	36.0°F	37.6°F
Jan 16	39.6°F	35.8°F	37.4°F
Jan 17	39.3°F	35.8°F	37.2°F
Jan 18	39.4°F	35.7°F	37.1°F
Jan 19	39.0°F	35.7°F	36.9°F
Jan 20	39.4°F	35.9°F	37.0°F
Jan 21	39.3°F	35.7°F	36.7°F
Jan 22	39.0°F	35.3°F	36.4°F
Jan 23	39.2°F	35.2°F	36.6°F
Jan 24	39.2°F	35.5°F	36.6°F
Jan 25	39.2°F	35.5°F	36.6°F
Jan 26	39.1°F	35.4°F	36.5°F
Jan 27	39.1°F	35.5°F	36.6°F
Jan 28	39.2°F	35.4°F	36.6°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 37.8°F in Winter, 37.2°F in Spring, 48.0°F in Summer, and 45.3°F in Autumn.