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 4.21°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.

39.6

°F

November 9, 16:43

Trend:

decreasing

Yesterday:

39.8°F

Tomorrow:

39.3°F

Sunrise:

08:49

Sunset:

16:37

Day Length:

7 h. 48 min.

Anchorage in November

Minimum:

35.1°F

Average:

36.5°F

Maximum:

38.0°F

Sea water temperature in Anchorage today

As of now, in Anchorage, the water temperature is 39.6°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 0.2°F lower 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 41.6°F on 2019, while the historical minimum was 38.3°F on 2023.

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 38.4°F, the minimum temperature may reach 37.3°F, and the maximum might stay at 39.3°F.

Daily water temperature in Anchorage

Date	Current Year actual* / forecast**	last year	10 years average
Oct 26	43.2°F	43.9°F	42.5°F
Oct 27	43.1°F	43.9°F	42.5°F
Oct 28	41.7°F	43.8°F	42.0°F
Oct 29	41.8°F	43.6°F	41.9°F
Oct 30	42.0°F	43.5°F	41.9°F
Oct 31	42.0°F	43.4°F	41.5°F
Nov 1	42.1°F	43.3°F	41.4°F
Nov 2	40.5°F	43.1°F	41.0°F
Nov 3	40.3°F	41.2°F	40.8°F
Nov 4	40.4°F	41.1°F	40.5°F
Nov 5	40.7°F	40.8°F	40.4°F
Nov 6	40.8°F	40.1°F	40.2°F
Nov 7	40.3°F	39.9°F	39.9°F
Nov 8	39.8°F	39.8°F	39.7°F
Nov 9	39.6°F	39.6°F	39.8°F
Nov 10	39.3°F	39.2°F	39.5°F
Nov 11	39.1°F	39.2°F	39.3°F
Nov 12	38.9°F	38.8°F	39.1°F
Nov 13	38.5°F	36.8°F	38.7°F
Nov 14	38.2°F	36.1°F	38.4°F
Nov 15	37.6°F	35.4°F	37.8°F
Nov 16	37.3°F	35.0°F	37.5°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.