Cooling and heating degree days by NUTS 2 regions in Bulgaria, 1997
Cooling and heating degree days by NUTS 2 regions in 1997: 12 values, Annual average — 250.89 degree days. Official data — Eurostat.

1997 totals
- Annual average: 250.89 degree days
- Value at start of year: 555.55 degree days (1 January 1997)
- Value at end of year: 508.94 degree days (1 December 1997)
- Minimum and maximum: 6.68 … 555.55 degree days
- Number of observations: 12
- Source: Eurostat
All values for 1997
| Date | Value, degree days |
|---|---|
| 1 January 1997 | 555.55 |
| 1 February 1997 | 419.99 |
| 1 March 1997 | 422 |
| 1 April 1997 | 345.08 |
| 1 May 1997 | 61.37 |
| 1 June 1997 | 16.2 |
| 1 July 1997 | 6.68 |
| 1 August 1997 | 11.96 |
| 1 September 1997 | 70.26 |
| 1 October 1997 | 251.53 |
| 1 November 1997 | 341.16 |
| 1 December 1997 | 508.94 |
Full history and interactive chart
Complete series for Bulgaria — on the Cooling and heating degree days by NUTS 2 regions page.
Other years
- Cooling and heating degree days by NUTS 2 regions in 2011
- Cooling and heating degree days by NUTS 2 regions in 2012
- Cooling and heating degree days by NUTS 2 regions in 2013
- Cooling and heating degree days by NUTS 2 regions in 2014
- Cooling and heating degree days by NUTS 2 regions in 2015
- Cooling and heating degree days by NUTS 2 regions in 2016
- Cooling and heating degree days by NUTS 2 regions in 2017
- Cooling and heating degree days by NUTS 2 regions in 2018
- Cooling and heating degree days by NUTS 2 regions in 2019
- Cooling and heating degree days by NUTS 2 regions in 2020
- Cooling and heating degree days by NUTS 2 regions in 2021
- Cooling and heating degree days by NUTS 2 regions in 2022
- Cooling and heating degree days by NUTS 2 regions in 2023
- Cooling and heating degree days by NUTS 2 regions in 2024
- Cooling and heating degree days by NUTS 2 regions in 2025