Cooling degree days (F) - Maryland (US) - NOAA - Daily
This series is part of the dataset: Heating and cooling degree days (NOAA)
Download Full Dataset (.xlsx)Latest updates. In Maryland, cooling degree days stood at 0.0 degrees Fahrenheit on 28 September 2026, as on 27 September.
Sample. In the daily series shown in the chart, there are 16,707 data points overall. The time range covered by the series stretches from January 1981 to September 2026.
History. Here are some simple statistics computed on the whole sample: degree days had a mean value of 3.5 degrees Fahrenheit; they registered a minimum of 0.0 on 1 January 1981; they recorded a maximum of 25.0 on 22 July 2011.
Latest values
| Date | Value - Degrees Fahrenheit |
|---|---|
| 2026-09-26 | 0.0 |
| 2026-09-27 | 0.0 |
| 2026-09-28 | 0.0 |
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Series Metadata
| Field | Value |
|---|---|
| Description | Cooling degree days |
| Country | Maryland (US) |
| Economic concept | Cooling needs |
| Data type | Estimate based on daily minimum and maximum temperatures |
| Deflation method | Not applicable |
| Seasonally adjusted | No |
| Rescaling | Population-weighted averages of weather-station observations |
| Frequency | Daily |
| Unit | Degrees Fahrenheit |
| Source | NOAA National Weather Service |
| Source type | Federal Administration |
| Data licence | Not copyrightable under U.S. law |
| Measure type | (max_daily_temperature + min_daily_temperature) / 2 - 65F |
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