| Year | Maximal Temperature Departure [ 19 ] | Volcanic Eruption (Country) [ 21 ] |
| 1980 | −0.03 | Mount St. Helens (USA), Erebus (Antarctica) |
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| Erebus (Antarctica) |
| 1983 | −0.06 | Mount Kilauea (Hawaii) |
| 1988 | 0.11 | Fernandina (Galapagos) |
| 1991 | 0.11 | Pinatubo (Philippines) |
| 1996 | 0.09 | Mount Monteserrat (United Kingdom) |
| 1998 | 0.47 | Piton de la Fournaise (Indian Ocean) |
| 2002 | 0.20 | Nyiragongo (Congo) |
| 2005 | 0.20 | Santa Ana (El Salvador) |
| 2006 | 0.11 | Auqustine, Alaska |
| 2007 | 0.18 | Kelut, Indonesia |
| 2013 | 0.46 | Mountain Etna (Italy), Mount Pavlof (Alaska), |
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| Mount Sinabung (Indonesia), |
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| Copahue (Argentina), Nishinoshima (Japan), |
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| Mount Sakurajima (Japan), |
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| Tungurahua (Ecuador), Mount Lokon (Indonesia) |
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| Mount Karangetang (Indonesia), |
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| Kilauea (Hawaii), Popocatepeti (Mexico) |
| 2015 | 0.25 | Mount Etna (Italy), Wolf (Galapagos), |
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| Cotopaxi (Ecuador), Villarrica (Chile), |
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| Hunga Tonga (Tonga), |
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| Mount Sinabung (Indonesia), |
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| Piton de la Fournaise (Reunion Island), |
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| Kilauea (Hawaii), Momotombo |
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| (Nigaragua), Colima (Mexico), |
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| Calbuco (Chile) |
| 2016 | 0.53 | Tungurahua (Ecuador), Villarrica (Chile), |
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| Mount Sinabung (Indonesia), |
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| Piton de la Fournaise (Reunion Island), |
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| Kilauea (Hawaii), Mount Pavlof (Alaska), |