Cooling and heating degree days by country in Portugal, 1991
Cooling and heating degree days by country in 1991: 12 values, Annual average — 124.93 degree days. Official data — Eurostat.

1991 totals
- Annual average: 124.93 degree days
- Value at start of year: 299.82 degree days (1 January 1991)
- Value at end of year: 249.44 degree days (1 December 1991)
- Minimum and maximum: 0.22 … 299.82 degree days
- Number of observations: 12
- Source: Eurostat
All values for 1991
| Date | Value, degree days |
|---|---|
| 1 January 1991 | 299.82 |
| 1 February 1991 | 274.22 |
| 1 March 1991 | 189.74 |
| 1 April 1991 | 142.64 |
| 1 May 1991 | 59.83 |
| 1 June 1991 | 5.41 |
| 1 July 1991 | 2.08 |
| 1 August 1991 | 0.22 |
| 1 September 1991 | 8.85 |
| 1 October 1991 | 93.57 |
| 1 November 1991 | 173.32 |
| 1 December 1991 | 249.44 |
Full history and interactive chart
Complete series for Portugal — on the Cooling and heating degree days by country page.
Other years
- Cooling and heating degree days by country in 2011
- Cooling and heating degree days by country in 2012
- Cooling and heating degree days by country in 2013
- Cooling and heating degree days by country in 2014
- Cooling and heating degree days by country in 2015
- Cooling and heating degree days by country in 2016
- Cooling and heating degree days by country in 2017
- Cooling and heating degree days by country in 2018
- Cooling and heating degree days by country in 2019
- Cooling and heating degree days by country in 2020
- Cooling and heating degree days by country in 2021
- Cooling and heating degree days by country in 2022
- Cooling and heating degree days by country in 2023
- Cooling and heating degree days by country in 2024
- Cooling and heating degree days by country in 2025