Romania vs Slovenia: Average annual surface temperature

Romania
11.05 °C
in 2025
Slovenia
10.92 °C
in 2025
Romania rank
153rd
Slovenia rank
154th

Average annual surface temperature over time

  • Romania
  • Slovenia
02.557.51012.5194019822025

How they compare

Romania currently reports 11.05 °C against 10.92 °C in Slovenia, a difference of 0.13 °C.

The two have swapped places 40 times across 86 shared years of data; in 1940 it was Romania ahead.

Romania ranks 153rd and Slovenia ranks 154th of 193 countries.

Across the 9 decades both report, Romania averaged higher in 5 and Slovenia in 4.

Head to head by decade

Decade Romania Slovenia Difference Ahead
1940s 8.77 °C 8.35 °C 0.4121 °C Romania
1950s 8.97 °C 9 °C 0.034 °C Slovenia
1960s 9.15 °C 8.82 °C 0.3238 °C Romania
1970s 9.03 °C 8.91 °C 0.1125 °C Romania
1980s 8.95 °C 8.94 °C 0.0139 °C Romania
1990s 9.35 °C 9.63 °C 0.2767 °C Slovenia
2000s 10.01 °C 10.17 °C 0.1538 °C Slovenia
2010s 10.51 °C 10.67 °C 0.1599 °C Slovenia
2020s 11.14 °C 11.05 °C 0.0893 °C Romania

Averages of every year both report within each decade.

Frequently asked questions

Which has higher average annual surface temperature, Romania or Slovenia?
Romania, at 11.05 °C against 10.92 °C in Slovenia as of 2025.
What is the difference in average annual surface temperature between Romania and Slovenia?
0.13 °C, with Romania ahead.
How many years of comparable data are there for Romania and Slovenia?
86 years are reported by both, from 1940 to 2025.
How do Romania and Slovenia rank globally for average annual surface temperature?
Romania ranks 153rd and Slovenia ranks 154th of 193 countries.
Where does this data come from?
Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data, published as Average annual surface temperature. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Romania vs Slovenia: Average annual surface temperature. Statizoid, drawing on Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data. Retrieved 23 September 2026, from https://reference.statizoid.com/compare/average-annual-surface-temperature/romania/slovenia/

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About this data

Indicator
Average annual surface temperature
Unit
°C
Source
Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
193 places, 16,598 data points, 1940–2025
Last refreshed

Temperature of the air measured 2 meters above the ground, encompassing land, sea, and in-land water surfaces.