Ireland vs Slovenia: Average annual surface temperature
Ireland
10.75 °C
in 2025
Slovenia
10.92 °C
in 2025
Ireland rank
156th
Slovenia rank
154th
Average annual surface temperature over time
- Ireland
- Slovenia
How they compare
Slovenia currently reports 10.92 °C against 10.75 °C in Ireland, a difference of 0.17 °C.
The two have swapped places 15 times across 86 shared years of data; in 1940 it was Ireland ahead.
Ireland ranks 156th and Slovenia ranks 154th of 193 countries.
Across the 9 decades both report, Ireland averaged higher in 6 and Slovenia in 3.
Head to head by decade
| Decade | Ireland | Slovenia | Difference | Ahead |
|---|---|---|---|---|
| 1940s | 9.84 °C | 8.35 °C | 1.48 °C | Ireland |
| 1950s | 9.73 °C | 9 °C | 0.7254 °C | Ireland |
| 1960s | 9.23 °C | 8.82 °C | 0.4112 °C | Ireland |
| 1970s | 9.5 °C | 8.91 °C | 0.5902 °C | Ireland |
| 1980s | 9.53 °C | 8.94 °C | 0.5903 °C | Ireland |
| 1990s | 9.84 °C | 9.63 °C | 0.217 °C | Ireland |
| 2000s | 9.98 °C | 10.17 °C | 0.1851 °C | Slovenia |
| 2010s | 9.79 °C | 10.67 °C | 0.8784 °C | Slovenia |
| 2020s | 10.45 °C | 11.05 °C | 0.6005 °C | Slovenia |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher average annual surface temperature, Ireland or Slovenia?
- Slovenia, at 10.92 °C against 10.75 °C in Ireland as of 2025.
- What is the difference in average annual surface temperature between Ireland and Slovenia?
- 0.17 °C, with Slovenia ahead.
- How many years of comparable data are there for Ireland and Slovenia?
- 86 years are reported by both, from 1940 to 2025.
- How do Ireland and Slovenia rank globally for average annual surface temperature?
- Ireland ranks 156th 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.
Individual pages
About this data
Temperature of the air measured 2 meters above the ground, encompassing land, sea, and in-land water surfaces.