Anchorage AK Hottest Decades

Ranked here are the hottest decades on record for Anchorage, Alaska. The lists include decades when Anchorage had the highest average temperatures, the most warm days and the fewest cold days. These extremes are for temperatures observed at Ted Stevens International Airport near downtown Anchorage and cover six decades, from the 1960s to the 2010s.

That is when Anchorage had weather measurements that are consistent and complete enough to compare decades. Each decade comprises a standard 10-year range. For instance, the 1990s includes measurements from Jan 1, 1990 to Dec 31, 1999. Links to the data behind these lists are in the References section on this page.

Hottest High Temperatures

Average daily maximum temperature at Anchorage
	High °F	Decade	High °C
Highest	45.6	2010s	7.5
Runner-up	44.0	2000s	6.6

Warmest Low Temperatures

Average daily minimum temperature at Anchorage
	Low °F	Decade	Low °C
Highest	32.5	2010s	0.3
Runner-up	30.9	2000s	-0.6

Most Warm Days

Total days per year on average when Anchorage had temperatures of at least 70 °F (21 °C)
	Days	Decade
Highest	23	2010s
Runner-up	17	1990s

Fewest Freezing Days

Total days per year on average when Anchorage had temperatures of 32 °F (0 °C) or lower
	Days	Decade
Lowest	179	2010s
Runner-up	187	2000s

Fewest Cold Days

Total days per year on average when Anchorage had temperatures of 0 °F (-18 °C) or lower
	Days	Decade
Lowest	12	2010s
Runner-up	18	2000s

How Much Hotter are 2010s?

Compared with averages for the previous 50 years (1960 to 2009), the 2010s in Anchorage had:

8 more days each year with temperatures of 70 °F and higher
2.4 °F higher daily maximum temperatures (1.3 °C)
2.9 °F higher daily minimum temperatures (1.6 °C)
15 fewer days a year with temperatures of 0 °F and lower

Anchorage - Hottest Decades