Cooling degree days (F) - Louisiana (US) - NOAA - Daily
This series is part of the dataset: Heating and cooling degree days (NOAA)
Download Full Dataset (.xlsx)Latest updates. In Louisiana, cooling degree days were 14.0 degrees Fahrenheit on 23 September 2025, compared to 13.0 on 22 September 2025.
Sample. There are 16,337 data points in the daily series shown in the graph above. The series covers the time span stretching from January 1981 to September 2025.
History. Check out a few simple statistics we computed on the full sample: degree days reached their lowest level of 0.0 degrees Fahrenheit on 1 January 1981; they recorded a maximum of 24.0 on 31 August 2000; they had a mean value of 6.9.
Latest values
| Date | Value - Degrees Fahrenheit |
|---|---|
| 2025-09-21 | 12.0 |
| 2025-09-22 | 13.0 |
| 2025-09-23 | 14.0 |
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Series Metadata
| Field | Value |
|---|---|
| Description | Cooling degree days |
| Country | Louisiana (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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