Romania vs Slovenia: Heating Degree Days, gaps filled

Romania
5,025
in 2024
Slovenia
5,085
in 2024
Romania rank
39th
Slovenia rank
38th

Heating Degree Days, gaps filled over time

  • Romania
  • Slovenia
02.0k4.0k6.0k8.0k196019922024

How they compare

Slovenia currently reports 5,085 against 5,025 in Romania, a difference of 60.

The two have swapped places 19 times across 65 shared years of data; in 1960 it was Romania ahead.

Romania ranks 39th and Slovenia ranks 38th of 189 countries.

Across the 7 decades both report, Romania averaged higher in 6 and Slovenia in 1.

Head to head by decade

Decade Romania Slovenia Difference Ahead
1960s 6,388 6,427 39.06 Slovenia
1970s 6,391 6,355 36.55 Romania
1980s 6,494 6,373 121.16 Romania
1990s 6,313 5,990 323.49 Romania
2000s 5,969 5,715 254.09 Romania
2010s 5,735 5,467 267.9 Romania
2020s 5,390 5,262 128.51 Romania

Averages of every year both report within each decade.

Frequently asked questions

Which has higher heating degree days, gaps filled, Romania or Slovenia?
Slovenia, at 5,085 against 5,025 in Romania as of 2024.
What is the difference in heating degree days, gaps filled between Romania and Slovenia?
60, with Slovenia ahead.
How many years of comparable data are there for Romania and Slovenia?
65 years are reported by both, from 1960 to 2024.
How do Romania and Slovenia rank globally for heating degree days, gaps filled?
Romania ranks 39th and Slovenia ranks 38th of 189 countries.
Where does this data come from?
Statizoid (derived), published as Heating Degree Days, gaps filled. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Romania vs Slovenia: Heating Degree Days, gaps filled. Statizoid, drawing on Statizoid (derived). Retrieved 16 September 2026, from https://environment.statizoid.com/compare/heating-degree-days-gaps-filled/romania/slovenia/

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About this data

Indicator
Heating Degree Days, gaps filled
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
189 places, 11,415 data points, 1960–2024
Last refreshed

Heating Degree Days with 237 missing years estimated by linear interpolation between the nearest real observations. Only gaps of 4 years or fewer are filled, and never beyond the first or last actual measurement — these are filled holes, not forecasts.