Anchorage climate guide

Temperature in Anchorage (°C)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
-6°C maximum daytime temperature in January in Anchorage-6
-3°C maximum daytime temperature in February in Anchorage-3
0°C maximum daytime temperature in March in Anchorage0
6°C maximum daytime temperature in April in Anchorage6
12°C maximum daytime temperature in May in Anchorage12
16°C maximum daytime temperature in June in Anchorage16
19°C maximum daytime temperature in July in Anchorage19
17°C maximum daytime temperature in August in Anchorage17
13°C maximum daytime temperature in September in Anchorage13
5°C maximum daytime temperature in October in Anchorage5
-3°C maximum daytime temperature in November in Anchorage-3
-6°C maximum daytime temperature in December in Anchorage-6
Min temperature (night-time)
-14°C minimum night-time temperature in January in Anchorage-14
-12°C minimum night-time temperature in February in Anchorage-12
-8°C minimum night-time temperature in March in Anchorage-8
-2°C minimum night-time temperature in April in Anchorage-2
4°C minimum night-time temperature in May in Anchorage4
8°C minimum night-time temperature in June in Anchorage8
11°C minimum night-time temperature in July in Anchorage11
9°C minimum night-time temperature in August in Anchorage9
5°C minimum night-time temperature in September in Anchorage5
-2°C minimum night-time temperature in October in Anchorage-2
-10°C minimum night-time temperature in November in Anchorage-10
-13°C minimum night-time temperature in December in Anchorage-13
Sea temperature
3°C sea temperature in January in Anchorage3
2°C sea temperature in February in Anchorage2
2°C sea temperature in March in Anchorage2
2°C sea temperature in April in Anchorage2
5°C sea temperature in May in Anchorage5
10°C sea temperature in June in Anchorage10
12°C sea temperature in July in Anchorage12
14°C sea temperature in August in Anchorage14
12°C sea temperature in September in Anchorage12
8°C sea temperature in October in Anchorage8
5°C sea temperature in November in Anchorage5
3°C sea temperature in December in Anchorage3

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

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 (mm)
29 mm monthly rainfall in January in Anchorage29
24 mm monthly rainfall in February in Anchorage24
22 mm monthly rainfall in March in Anchorage22
16 mm monthly rainfall in April in Anchorage16
20 mm monthly rainfall in May in Anchorage20
30 mm monthly rainfall in June in Anchorage30
55 mm monthly rainfall in July in Anchorage55
64 mm monthly rainfall in August in Anchorage64
68 mm monthly rainfall in September in Anchorage68
48 mm monthly rainfall in October in Anchorage48
33 mm monthly rainfall in November in Anchorage33
34 mm monthly rainfall in December in Anchorage34

More climate for Anchorage

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

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

What's the climate like in Anchorage?

Anchorage has a cold climate with cool dry summers.

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Recommended for Alaska

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.

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

Metric (°C / mm)  |  Imperial (°F / inches)

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