2013 was a well below average year for Arctic Sea Ice Extent .
Max Extent of 15.16969 For Whole Year Occurred On Day: 73 March 14
Max Anomaly For Whole Year Occurred On Day: 145 May 25 = -0.05969577
Max Anomaly % For Whole Year Occurred On Day: 145 May 25 = -0.4662094
Mean Anomaly For Whole Year: = -0.6446271
2013 was ranked 30th out of 36 years for average anomaly above the 1981-2010 mean – just below 2009, but 530,000 sq km above 2012.
30 2013 -0.64
31 2005 -0.66
32 2006 -0.79
33 2010 -0.86
34 2011 -1.08
35 2007 -1.09
36 2012 -1.17
There were zero daily records set and no 2nd places.
Number of daily records sorted by Top 2
| Year | First | Second | Top 2 |
| 1982 | 54 | 69 | 123 |
| 1983 | 48 | 38 | 86 |
| 1980 | 42 | 39 | 81 |
| 1979 | 59 | 19 | 78 |
| 1992 | 22 | 54 | 76 |
| 1996 | 39 | 17 | 56 |
| 1981 | 26 | 12 | 38 |
| 1988 | 6 | 29 | 35 |
| 1978 | 24 | 5 | 29 |
| 1987 | 5 | 23 | 28 |
| 1985 | 15 | 12 | 27 |
| 1986 | 15 | 9 | 24 |
| 1989 | 7 | 11 | 18 |
| 1993 | 4 | 13 | 17 |
Here are the key stats for each year. Min/Max/Anomaly in millions sq km.
| Year | Min | Max | day of Max | day of Min | Avg Anomaly |
| 1979 | 6.89236 | 16.56457 | 60 | 264 | 0.75 |
| 1980 | 7.52476 | 16.25042 | 65 | 249 | 0.76 |
| 1981 | 6.88784 | 15.71365 | 73 | 253 | 0.56 |
| 1982 | 7.15423 | 16.27475 | 58 | 256 | 0.87 |
| 1983 | 7.19145 | 16.33207 | 73 | 251 | 0.76 |
| 1984 | 6.39916 | 15.76157 | 78 | 260 | 0.34 |
| 1985 | 6.4799 | 16.11716 | 76 | 250 | 0.42 |
| 1986 | 7.12351 | 16.11934 | 69 | 249 | 0.63 |
| 1987 | 6.89159 | 16.21724 | 52 | 245 | 0.7 |
| 1988 | 7.04905 | 16.24163 | 70 | 255 | 0.6 |
| 1989 | 6.88931 | 15.72295 | 65 | 265 | 0.4 |
| 1990 | 6.0191 | 16.21077 | 71 | 264 | 0.12 |
| 1991 | 6.26027 | 15.58803 | 56 | 259 | 0.18 |
| 1992 | 7.16324 | 15.53258 | 72 | 251 | 0.53 |
| 1993 | 6.15699 | 16.00491 | 72 | 249 | 0.35 |
| 1994 | 6.92645 | 15.72226 | 61 | 248 | 0.44 |
| 1995 | 5.98945 | 15.32238 | 59 | 252 | -0.16 |
| 1996 | 7.15283 | 15.42074 | 52 | 254 | 0.26 |
| 1997 | 6.61353 | 15.63647 | 79 | 246 | 0.1 |
| 1998 | 6.29922 | 16.02091 | 56 | 260 | 0.19 |
| 1999 | 5.68009 | 15.55755 | 89 | 255 | 0.12 |
| 2000 | 5.9442 | 15.44482 | 63 | 255 | -0.07 |
| 2001 | 6.56774 | 15.66664 | 63 | 262 | 0.03 |
| 2002 | 5.62456 | 15.57345 | 68 | 256 | -0.2 |
| 2003 | 5.97198 | 15.58678 | 80 | 260 | -0.17 |
| 2004 | 5.77608 | 15.25548 | 70 | 263 | -0.33 |
| 2005 | 5.31832 | 14.94615 | 71 | 265 | -0.66 |
| 2006 | 5.74877 | 14.73298 | 70 | 257 | -0.79 |
| 2007 | 4.1607 | 14.78963 | 69 | 257 | -1.09 |
| 2008 | 4.55469 | 15.30522 | 58 | 262 | -0.59 |
| 2009 | 5.05488 | 15.16275 | 61 | 255 | -0.63 |
| 2010 | 4.59918 | 15.28449 | 90 | 262 | -0.86 |
| 2011 | 4.33028 | 14.67084 | 66 | 251 | -1.08 |
| 2012 | 3.36973 | 15.25102 | 64 | 260 | -1.17 |
| 2013 | 5.07939 | 15.16969 | 73 | 252 | -0.64 |
The Year End Graph.

Reblogged this on CraigM350.