Anchorage Water Temperature

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Anchorage is a city close to Cook Inlet. August is the month with the highest water temperature at 56.5°F / 13.6°C.
The coldest month is March with an average water temperature of 32°F / 0°C.
March is the driest at 0in / 0mm and August the wettest month with 4.5in / 115.2mm.
With an average air temperature of 57.7°F / 14.3°C, July is the warmest month in a year. January is the coldest with 16.5°F / -8.6°C average air temperature.
The Climate is described as mediterranean-influenced subarctic climate. Best time to Visit would be in June, July, August, September.

Anchorage Summary

Description Value
Current water temperature /
Warmest Month Water Temperature: August with 56.5°F / 13.6°C
Coldest Month Water Temperature: March with 32°F / 0°C
Warmest Month Air Temperature: July with 57.7°F / 14.3°C
Coldest Month Air Temperature: January with 16.5°F / -8.6°C
Wettest Month: August with 4.5in / 115.2mm
Driest Month: March with 0in / 0mm
Highest Humidity October with 81.9%
Lowest Humidity June with 74.4%
Best Time to Visit: June, July, August, September
Climate Classification mediterranean-influenced subarctic climate

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Anchorage water temperature by month

Cook Inlet water temperature by month

Max. Water

Temperature (°F)

ø. Water

Temperature (°F)

Min. Water

Temperature (°F)

January

34.2 33.8 33.4

February

34 33.1 32.2

March

32.4 32.2 31.8

April

34.9 33.1 32

May

43.2 38.5 34.9

June

51.6 47.3 43.2

July

56.5 54.5 52

August

57.4 56.3 55.4

September

55.9 53.8 50.2

October

49.8 46 42.4

November

42.1 39.2 36.9

December

36.9 35.1 34

Cook Inlet water temperature by month

Max. Water

Temperature (°C)

ø. Water

Temperature (°C)

Min. Water

Temperature (°C)

January

1.2 1 0.8

February

1.1 0.6 0.1

March

0.2 0.1 -0.1

April

1.6 0.6 0

May

6.2 3.6 1.6

June

10.9 8.5 6.2

July

13.6 12.5 11.1

August

14.1 13.5 13

September

13.3 12.1 10.1

October

9.9 7.8 5.8

November

5.6 4 2.7

December

2.7 1.7 1.1
August is the month with the highest water temperature at 56.5°F / 13.6°C. The month with the lowest is March with an average water temperature of 32°F / 0°C.

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Anchorage weather today & 14-day weather forecast

Date
Weather
Max. F
Min. F
Max. C
Min. C
Windspeed
Windir.
Precip.
Rainrisk
Rel. Humidity
Jul. 12
Overcast clouds
65 °F
52°F
18 °C
11°C
1mph (1km/h)
south-southeast
0in (0mm)
20 %
72%
Jul. 13
Broken clouds
68 °F
51°F
20 °C
11°C
1mph (1km/h)
south
0in (0mm)
0 %
69%
Jul. 14
Light shower rain
61 °F
53°F
16 °C
12°C
1mph (2km/h)
southwest
0in (4mm)
70 %
74%
Jul. 15
Moderate rain
68 °F
51°F
20 °C
11°C
1mph (1km/h)
south
0in (6mm)
65 %
69%
Jul. 16
Moderate rain
68 °F
52°F
20 °C
11°C
1mph (1km/h)
south-southeast
0in (5mm)
65 %
65%
Jul. 17
Moderate rain
72 °F
54°F
22 °C
12°C
1mph (2km/h)
south-southwest
0in (9mm)
75 %
65%
Jul. 18
Broken clouds
73 °F
55°F
23 °C
13°C
1mph (2km/h)
southwest
0in (0mm)
20 %
65%
Date
Weather
Max. F
Min. F
Max. C
Min. C
Windspeed
Windir.
Precip.
Rainrisk
Rel. Humidity
Jul. 19
Broken clouds
74 °F
56°F
23 °C
13°C
1mph (1km/h)
southwest
0in (0mm)
0 %
63%
Jul. 20
Light rain
72 °F
57°F
22 °C
14°C
1mph (2km/h)
west-southwest
0in (3mm)
50 %
65%
Jul. 21
Broken clouds
73 °F
58°F
23 °C
15°C
1mph (2km/h)
southwest
0in (1mm)
15 %
63%
Jul. 22
Broken clouds
67 °F
51°F
20 °C
10°C
1mph (1km/h)
northwest
0in (0mm)
15 %
78%
Jul. 23
Few clouds
70 °F
48°F
21 °C
9°C
1mph (2km/h)
south-southwest
0in (0mm)
0 %
68%
Jul. 24
Few clouds
71 °F
50°F
22 °C
10°C
1mph (1km/h)
southwest
0in (0mm)
0 %
66%
Jul. 25
Scattered clouds
71 °F
52°F
22 °C
11°C
1mph (1km/h)
south-southwest
0in (0mm)
0 %
64%
Jul. 26
Broken clouds
71 °F
54°F
22 °C
12°C
1mph (1km/h)
southwest
0in (0mm)
20 %
73%
Jul. 27
Broken clouds
71 °F
52°F
22 °C
11°C
1mph (2km/h)
southwest
0in (0mm)
0 %
76%

Anchorage weather by month / climate table

Max.

Temperature

°F

ø.

Temperature

°F

Min.

Temperature

(°F)

Precip.

(in)

Rainy Days

(d)

Rel. Humidity

(%)

January

24.8 16.5 9.3 2.4 2 81.8%

February

28.6 20.1 9.7 1.6 4 80.8%

March

34.2 23.7 15.4 0 0 76.6%

April

44.8 32.9 22.1 0.3 2 76.2%

May

56.5 43 31.6 0.3 0 74.4%

June

63 53.4 42.3 1.4 3 74.4%

July

64.8 57.7 51.1 3.2 9 78.1%

August

64.2 56.3 48 4.5 11 80.3%

September

57.9 48.4 38.5 3.2 16 80.4%

October

46.8 36.3 25.9 2.3 0 81.9%

November

32.7 23.5 15.1 1.4 4 78.9%

December

27.1 18.5 9.7 3.4 10 81.7%

Max.

Temperature

°C

ø.

Temperature

°C

Min.

Temperature

(°C)

Precip.

(mm)

Rainy Days

(d)

Rel. Humidity

(%)

January

-4 -8.6 -12.6 61.6 2 81.8%

February

-1.9 -6.6 -12.4 40.2 4 80.8%

March

1.2 -4.6 -9.2 0 0 76.6%

April

7.1 0.5 -5.5 7 2 76.2%

May

13.6 6.1 -0.2 8.7 0 74.4%

June

17.2 11.9 5.7 35.3 3 74.4%

July

18.2 14.3 10.6 80.5 9 78.1%

August

17.9 13.5 8.9 115.2 11 80.3%

September

14.4 9.1 3.6 80.3 16 80.4%

October

8.2 2.4 -3.4 58.6 0 81.9%

November

0.4 -4.7 -9.4 36.4 4 78.9%

December

-2.7 -7.5 -12.4 86.9 10 81.7%
The warmest avg. temperature is around 57.7°F / 14.3°C, July is the month with the highest temperature. January is the coolest with 16.5°F / -8.6°C average air temperature. March is the month with the min. precipitation of 0in / 0mm and August with the max. precipitation in a year with 4.5in / 115.2mm.

Activities & POI in Anchorage

Type of Activity List
Attraction Alaska Railroad No. 556 - Steam Locomotive, Potter Historic Site, Ceremonial Start of Iditarod Trail Sled Dog Race, Captain Cook Monument
Caravan Site Hidden Lake Campground, Ship Creek RV Park, Midtown RV/Camper Park
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