http://climate.rutgers.edu/snowcover/index.php
Snow Mass
Sea Ice Extent (Global Antarctic and Arctic) – Day 365 – 2021
Arctic 2021 by Minimum
2021 was the 12th lowest
| Year | Min | Max | day of Max | day of Min | Avg Anomaly |
| 1980 | 7.533 | 16.302 | 65 | 249 | 0.694625094596 |
| 1983 | 7.204 | 16.412 | 73 | 251 | 0.696560711034 |
| 1982 | 7.16 | 16.325 | 58 | 256 | 0.810824861467 |
| 1992 | 7.159 | 15.576 | 72 | 251 | 0.470582598241 |
| 1996 | 7.147 | 15.484 | 52 | 254 | 0.200888609169 |
| 1986 | 7.122 | 16.158 | 69 | 249 | 0.568586738431 |
| 1988 | 7.048 | 16.309 | 70 | 255 | 0.534692920098 |
| 1994 | 6.934 | 15.77 | 52 | 248 | 0.376760711034 |
| 1981 | 6.902 | 15.801 | 73 | 253 | 0.49516345076 |
| 1979 | 6.895 | 16.635 | 60 | 264 | 0.689988773313 |
| 1987 | 6.89 | 16.293 | 52 | 245 | 0.613975225596 |
| 1989 | 6.888 | 15.766 | 65 | 265 | 0.332297697336 |
| 1997 | 6.602 | 15.684 | 79 | 246 | 0.033056601445 |
| 2001 | 6.567 | 15.742 | 63 | 262 | -0.034540658829 |
| 1985 | 6.486 | 16.163 | 76 | 252 | 0.357959847693 |
| 1984 | 6.396 | 15.809 | 78 | 260 | 0.272841947825 |
| 1998 | 6.293 | 16.07 | 56 | 260 | 0.122823724733 |
| 1991 | 6.259 | 15.647 | 56 | 259 | 0.114700437062 |
| 1993 | 6.161 | 16.048 | 72 | 256 | 0.288494957609 |
| 1995 | 6.012 | 15.384 | 90 | 247 | -0.219447508144 |
| 1990 | 6.011 | 16.249 | 71 | 264 | 0.059283998705 |
| 2003 | 5.969 | 15.629 | 79 | 260 | -0.237335179377 |
| 2000 | 5.943 | 15.498 | 63 | 255 | -0.131723412688 |
| 2004 | 5.77 | 15.3 | 70 | 262 | -0.399463849847 |
| 2006 | 5.746 | 14.777 | 70 | 257 | -0.861943398555 |
| 1999 | 5.676 | 15.627 | 89 | 255 | 0.05690865624 |
| 2002 | 5.625 | 15.624 | 68 | 261 | -0.27169134376 |
| 2005 | 5.314 | 14.993 | 68 | 263 | -0.727581754719 |
| 2009 | 5.047 | 15.195 | 61 | 255 | -0.702587234171 |
| 2013 | 5.04 | 15.196 | 73 | 256 | -0.737442028692 |
| 2014 | 4.988 | 15.007 | 79 | 259 | -0.844061206774 |
| 2021 | 4.703 | 14.866 | 70 | 256 | –1.087618614709 |
| 2017 | 4.635 | 14.449 | 64 | 256 | -1.241855727322 |
| 2018 | 4.63 | 14.499 | 73 | 264 | -1.279516001295 |
| 2010 | 4.59 | 15.351 | 90 | 262 | -0.923165316363 |
| 2008 | 4.548 | 15.354 | 58 | 262 | -0.662051281541 |
| 2015 | 4.387 | 14.554 | 53 | 251 | -1.06869111545 |
| 2011 | 4.333 | 14.704 | 66 | 251 | -1.151061206774 |
| 2019 | 4.166 | 14.896 | 70 | 261 | -1.433573535541 |
| 2007 | 4.147 | 14.842 | 69 | 257 | -1.160461206774 |
| 2016 | 4.145 | 14.566 | 82 | 251 | -1.476420134 |
| 2020 | 3.793 | 15.071 | 64 | 257 | -1.490029423617 |
| 2012 | 3.34 | 15.307 | 78 | 260 | -1.233799915421 |
Sea Ice Extent (Global Antarctic and Arctic) – Day 357 – 2021
Sea Ice Extent (Global Antarctic and Arctic) – Day 343 – 2021
Megadrought
sunshine hours 