| Month | Date | Event | Location |
|---|---|---|---|
| January | |||
| February | 17–18 | Guardian Climate Change Summit | Regents Park Marriott, London |
| March | 4 | Climate change seminar, Our Dynamic Earth | Edinburgh (condensed) |
| 5–7 | Beyond Kyoto. Addressing the challenges of climate change, | University of Aarhus, Denmark | |
| 10–12 | International Scientific Congression on Climate Change | Copenhagen, Denmark | |
| 23–26 | Greenhouse 2009 | Burswood Convention Centre, Perth, Western Australia | |
| April | 30 | Climate change seminar, Church House | London (full day) |
| May | 1 | May Day Summit | Various venues |
| June | 29–2 July | Royal Meteorological Society's 2009 Conference | University of Reading |
| July | |||
| August | 31–4 Sept | World Climate Conference-3. Climate Predictions and information for decision–making | Geneva, Switzerland |
| September | |||
| 15–17 | Climate forcing of geological and geomorphological hazards | University College London | |
| 28–30 | 4degrees & beyond, International Climate Conference | University of Oxford | |
| October | |||
| November | 17-19 | ENSEMBLES Final Symposium - A Changing Climate in Europe | Met Office |
| December | 30–11 Dec | COP15, conference | Copenhagen, Denmark |