Anchorage, Alaska, United States climate

Average temperatures, precipitation and all-time records for Anchorage, Alaska, United States, with every day graded against ~46 years of local climate history (1980–2026). Its warmest month is July, averaging a high of 69°F, and its coldest is January, with an average low of 8°F.

Anchorage, officially the Municipality of Anchorage, is the most populous city in the U.S. state of Alaska. With a population of 291,247 at the 2020 census, it contains nearly 40 percent of the state's population. via Wikipedia

How today compares

Latest recorded day: 2026-10-19. Each reading placed on Anchorage, Alaska, United States's own ±7-day seasonal distribution.

High 38°F Below Normal · 32nd pct

Low 34°F High · 79th pct

Feels-like 26°F Above Normal · 70th pct

Humidity 5.5 g/m³ High · 77th pct

Wind 14 mph Near Record · 99.3th pct*

Gust* 25 mph High · 90th pct

Precip 0.65 in Severe · 98th pct

Percentiles marked * are pending verification.

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Anchorage average temperatures by month

Typical daily high and low, and average precipitation, for each month in Anchorage, Alaska, United States, based on 1980–2026 records. The wettest month is September (0.20 in on an average day).

Month	Avg high	Avg low	Avg precip
January	19°F	8°F	0.10 in
February	26°F	12°F	0.10 in
March	34°F	16°F	0.00 in
April	46°F	28°F	0.00 in
May	59°F	40°F	0.00 in
June	67°F	49°F	0.10 in
July	69°F	54°F	0.10 in
August	67°F	52°F	0.10 in
September	58°F	44°F	0.20 in
October	43°F	31°F	0.10 in
November	26°F	14°F	0.10 in
December	20°F	9°F	0.10 in

Jan -14°–35°

Feb -7°–38°

Mar 0°–43°

Apr 20°–54°

May 34°–67°

Jun 44°–75°

Jul 50°–78°

Aug 47°–74°

Sep 38°–64°

Oct 22°–51°

Nov -3°–37°

Dec -10°–34°

Each bar spans the 10th-percentile daily low to the 90th-percentile daily high (the range most days fall within), coloured cold → hot on a shared -10°F to 115°F scale, so the whole year's rhythm reads at a glance.

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Record extremes

Hottest day on record: 90°F on 2019-07-08
Coldest day on record: -40°F on 1999-02-04

All Anchorage weather records →

Percentiles compare each day to Anchorage, Alaska, United States's own history, so grades are relative to this location: a “Near Record” day here isn't the same temperature as elsewhere. How the grades work →