Climate
What is Maine's cooling degree days?
Maine statewide annual cooling degree days — a proxy for cooling demand (NOAA).
Maine's cooling degree days was 286 in 2025, down from 359 a year earlier.
| Period | Cooling degree days |
|---|---|
| 2025 | 286 |
| 2024 | 359 |
| 2023 | 289 |
| 2022 | 336 |
| 2021 | 305 |
| 2020 | 312 |
| 2019 | 255 |
| 2018 | 334 |
| 2017 | 215 |
| 2016 | 293 |
| 2015 | 253 |
| 2014 | 234 |
| 2013 | 262 |
| 2012 | 291 |
| 2011 | 262 |
| 2010 | 305 |
| 2009 | 161 |
| 2008 | 220 |
| 2007 | 180 |
| 2006 | 262 |
| 2005 | 268 |
| 2004 | 159 |
| 2003 | 246 |
| 2002 | 253 |
Latest: . Source: NOAA Climate at a Glance. Figures update as the source refreshes.
- Source
- NOAA Climate at a Glance
- Geography
- Maine
- Access
- Free & public
Permalink
https://mainestats.org/chart/cooling-degree-days
Cite this
MaineStats, “Cooling degree days.” Data: NOAA Climate at a Glance. Retrieved July 25, 2026. https://mainestats.org/chart/cooling-degree-days
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<iframe src="https://mainestats.org/embed/cooling-degree-days" title="Cooling degree days — MaineStats" width="100%" height="470" style="border:1px solid #e6e8e8;border-radius:10px" loading="lazy"></iframe>
MaineStats normalizes public data and presents it free of charge. The underlying figures come from NOAA Climate at a Glance; if a number here disagrees with the original source, the original source is right. See all data sources.