Saturday, September 21, 2019

Date of the Arctic Sea Ice Extent's Annual Minimum

Here's a plot of the date of the annual Arctic sea ice extent minimum, using NSIDC's data:

There does seem to be a tendency toward later dates as the years go by.

[Numerology alert] If you buy the trendline and its R2, the trend is +2 hr 16 min per year, for a total of 3.8 days later in 40 years.

1 comment:

Dano said...

Hm. Some movement not as much as you'd think with the air temperature change. The only thing I see is less spread in the numbers as time goes on. Thank you for the effort sir.