All data are in degrees Fahrenheit

en

Water temperature in Siglufjörður

Detailed information about the current water temperature in Siglufjörður. 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.
Sea temperature in Siglufjörður now

39.0

°F

February 8, 05:08

Trend:

stable

Yesterday:

38.9°F

Tomorrow:

38.8°F

Sunrise:

09:49

Sunset:

17:12

Day Length:

7 h. 23 min.

Siglufjörður in February

Minimum:

33.3°F

Average:

38.7°F

Maximum:

40.9°F

Sea water temperature in Siglufjörður today

As of now, in Siglufjörður, the water temperature is 39.0°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 2.0°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

The water temperature today is above average for the last two weeks, showing a small increase in temperature. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 38.7°F on 2017, while the historical minimum was 35.7°F on 2025.

Observations from the last two weeks indicate that the water temperature was in proximity to the highest values recorded on those days in the past. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 38.9°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Siglufjörður

Date Current Year

actual* / forecast**

last year 10 years average
Jan 25 38.3°F 36.8°F 38.1°F
Jan 26 39.0°F 36.7°F 38.0°F
Jan 27 38.5°F 36.1°F 37.8°F
Jan 28 39.3°F 35.9°F 37.7°F
Jan 29 38.9°F 35.7°F 37.7°F
Jan 30 38.8°F 34.7°F 37.5°F
Jan 31 38.8°F 34.8°F 37.5°F
Feb 1 39.2°F 35.4°F 37.5°F
Feb 2 38.9°F 35.0°F 37.5°F
Feb 3 39.0°F 35.5°F 37.3°F
Feb 4 38.9°F 35.9°F 37.2°F
Feb 5 38.4°F 36.0°F 37.1°F
Feb 6 38.5°F 35.7°F 37.2°F
Feb 7 38.9°F 35.7°F 36.9°F
Feb 8 39.0°F 35.7°F 37.0°F
Feb 9 38.8°F 35.8°F 36.9°F
Feb 10 38.8°F 36.0°F 36.8°F
Feb 11 39.0°F 36.2°F 37.0°F
Feb 12 38.8°F 35.3°F 36.8°F
Feb 13 38.9°F 36.0°F 36.9°F
Feb 14 38.9°F 36.2°F 36.9°F
Feb 15 38.9°F 35.9°F 36.9°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 Siglufjörður by month

In an average year, Siglufjörður offers no days when the water temperature is warm enough to swim comfortably.
The warmest water in Siglufjörður was recorded on August 27, 2021, reaching a 54.5°F. While the coldest temperature occurred on January 5, 2025, dipping to 32.7°F. The average readings by season are 38.3°F in Winter, 37.9°F in Spring, 46.6°F in Summer, and 43.9°F in Autumn.