What is the current water temperature in Anchorage?

Q: What is the current water temperature in Anchorage?

As of now, in Anchorage, the water temperature is 14.24°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.

United States > Anchorage

Water temperature in Anchorage

Detailed information about the current water temperature in Anchorage. 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.

57.6

°F

August 17, 10:11

Trend:

stable

Yesterday:

57.4°F

Tomorrow:

57.2°F

Sunrise:

06:13

Sunset:

21:53

Day Length:

15 h. 40 min.

Anchorage in August

Minimum:

34.6°F

Average:

36.6°F

Maximum:

38.3°F

Sea water temperature in Anchorage today

As of now, in Anchorage, the water temperature is 57.6°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 0.6°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 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 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 60.5°F on 2019, while the historical minimum was 54.9°F on 2024.

latest data

last year

Observations from the last two weeks indicate that the water temperature was in proximity to the lowest values recorded on those days in the past. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 56.9°F, the minimum temperature may reach 56.5°F, and the maximum might stay at 57.2°F.

Daily water temperature in Anchorage

Date	Current Year actual* / forecast**	last year	10 years average
Aug 3	56.4°F	57.1°F	57.8°F
Aug 4	56.4°F	58.1°F	58.3°F
Aug 5	56.4°F	57.9°F	58.6°F
Aug 6	56.2°F	58.5°F	58.6°F
Aug 7	56.0°F	59.1°F	58.7°F
Aug 8	55.9°F	59.3°F	58.5°F
Aug 9	57.0°F	59.6°F	58.8°F
Aug 10	57.6°F	59.6°F	58.8°F
Aug 11	57.6°F	59.5°F	58.7°F
Aug 12	57.9°F	58.1°F	58.8°F
Aug 13	58.0°F	58.1°F	58.9°F
Aug 14	57.8°F	58.1°F	58.7°F
Aug 15	57.0°F	58.1°F	58.6°F
Aug 16	57.4°F	59.1°F	58.2°F
Aug 17	57.6°F	58.6°F	58.3°F
Aug 18	57.2°F	58.6°F	57.8°F
Aug 19	57.2°F	58.6°F	57.8°F
Aug 20	57.1°F	58.4°F	57.7°F
Aug 21	57.0°F	58.6°F	57.6°F
Aug 22	56.7°F	58.2°F	57.4°F
Aug 23	56.5°F	58.0°F	57.1°F
Aug 24	56.6°F	58.2°F	57.2°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 Anchorage by month

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

The warmest water in Anchorage was recorded on July 11, 2019, reaching a 62.4°F. While the coldest temperature occurred on March 12, 2016, dipping to 32.0°F. The average readings by season are 36.2°F in Winter, 38.0°F in Spring, 56.3°F in Summer, and 45.8°F in Autumn.