Anchorage weather by month

Check out Anchorage weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.

Temperature in Anchorage (°F)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
21°F maximum daytime temperature in January in Anchorage21
27°F maximum daytime temperature in February in Anchorage27
32°F maximum daytime temperature in March in Anchorage32
43°F maximum daytime temperature in April in Anchorage43
54°F maximum daytime temperature in May in Anchorage54
61°F maximum daytime temperature in June in Anchorage61
66°F maximum daytime temperature in July in Anchorage66
63°F maximum daytime temperature in August in Anchorage63
55°F maximum daytime temperature in September in Anchorage55
41°F maximum daytime temperature in October in Anchorage41
27°F maximum daytime temperature in November in Anchorage27
21°F maximum daytime temperature in December in Anchorage21
Min temperature (night-time)
7°F minimum night-time temperature in January in Anchorage7
10°F minimum night-time temperature in February in Anchorage10
18°F minimum night-time temperature in March in Anchorage18
28°F minimum night-time temperature in April in Anchorage28
39°F minimum night-time temperature in May in Anchorage39
46°F minimum night-time temperature in June in Anchorage46
52°F minimum night-time temperature in July in Anchorage52
48°F minimum night-time temperature in August in Anchorage48
41°F minimum night-time temperature in September in Anchorage41
28°F minimum night-time temperature in October in Anchorage28
14°F minimum night-time temperature in November in Anchorage14
9°F minimum night-time temperature in December in Anchorage9
Heat & Humidity
No heat & humidity in January in Anchorage0
No heat & humidity in February in Anchorage0
No heat & humidity in March in Anchorage0
No heat & humidity in April in Anchorage0
No heat & humidity in May in Anchorage0
No heat & humidity in June in Anchorage0
No heat & humidity in July in Anchorage0
No heat & humidity in August in Anchorage0
No heat & humidity in September in Anchorage0
No heat & humidity in October in Anchorage0
No heat & humidity in November in Anchorage0
No heat & humidity in December in Anchorage0
Sea temperature
37°F sea temperature in January in Anchorage37
36°F sea temperature in February in Anchorage36
36°F sea temperature in March in Anchorage36
36°F sea temperature in April in Anchorage36
41°F sea temperature in May in Anchorage41
50°F sea temperature in June in Anchorage50
54°F sea temperature in July in Anchorage54
57°F sea temperature in August in Anchorage57
54°F sea temperature in September in Anchorage54
46°F sea temperature in October in Anchorage46
41°F sea temperature in November in Anchorage41
37°F sea temperature in December in Anchorage37

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

Sunshine & Daylight in Anchorage

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
Daily hours of daylight
7 hours of daylight per day in January in Anchorage7
9 hours of daylight per day in February in Anchorage9
12 hours of daylight per day in March in Anchorage12
15 hours of daylight per day in April in Anchorage15
18 hours of daylight per day in May in Anchorage18
19 hours of daylight per day in June in Anchorage19
18 hours of daylight per day in July in Anchorage18
16 hours of daylight per day in August in Anchorage16
13 hours of daylight per day in September in Anchorage13
10 hours of daylight per day in October in Anchorage10
7 hours of daylight per day in November in Anchorage7
6 hours of daylight per day in December in Anchorage6
UV Index (Maximum)
No UV (maximum) index in January in Anchorage0
No UV (maximum) index in February in Anchorage0
UV (maximum) index 1 (Low) in March in Anchorage1
UV (maximum) index 2 (Low) in April in Anchorage2
UV (maximum) index 4 (Moderate) in May in Anchorage4
UV (maximum) index 5 (Moderate) in June in Anchorage5
UV (maximum) index 5 (Moderate) in July in Anchorage5
UV (maximum) index 4 (Moderate) in August in Anchorage4
UV (maximum) index 2 (Low) in September in Anchorage2
UV (maximum) index 1 (Low) in October in Anchorage1
No UV (maximum) index in November in Anchorage0
No UV (maximum) index in December in Anchorage0

Rainfall in Anchorage

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
8 days with some rainfall in January in Anchorage8
8 days with some rainfall in February in Anchorage8
8 days with some rainfall in March in Anchorage8
7 days with some rainfall in April in Anchorage7
8 days with some rainfall in May in Anchorage8
9 days with some rainfall in June in Anchorage9
12 days with some rainfall in July in Anchorage12
14 days with some rainfall in August in Anchorage14
14 days with some rainfall in September in Anchorage14
12 days with some rainfall in October in Anchorage12
9 days with some rainfall in November in Anchorage9
11 days with some rainfall in December in Anchorage11
Average monthly rainfall (inches)
1.1 inches monthly rainfall in January in Anchorage1.1
0.9 inches monthly rainfall in February in Anchorage0.9
0.9 inches monthly rainfall in March in Anchorage0.9
0.6 inches monthly rainfall in April in Anchorage0.6
0.8 inches monthly rainfall in May in Anchorage0.8
1.2 inches monthly rainfall in June in Anchorage1.2
2.2 inches monthly rainfall in July in Anchorage2.2
2.5 inches monthly rainfall in August in Anchorage2.5
2.7 inches monthly rainfall in September in Anchorage2.7
1.9 inches monthly rainfall in October in Anchorage1.9
1.3 inches monthly rainfall in November in Anchorage1.3
1.3 inches monthly rainfall in December in Anchorage1.3

More about Anchorage

Anchorage by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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The climate guide for Alaska (Anchorage) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

What's the climate like in Anchorage?

Anchorage has a cold climate with cool dry summers.

Metric (°C)  |  Imperial (°F)

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More about the USA

Compare Anchorage with the UK

Below the Anchorage chart shows average maximum daytime temperature for Anchorage, Alaska, USA and the UK (London).

Maximum daytime temperature (°F)

Anchorage, Alaska, USA
UK (London)
45
45
32
50
43
55
54
63
61
68
66
72
63
72
55
66
41
59
50
46
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
21
27
27
21

Metric (°C)  |  Imperial (°F)

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