New Zealand vs Slovenia: Average annual surface temperature
New Zealand
11.19
in 2025
Slovenia
10.92
in 2025
New Zealand rank
152nd
Slovenia rank
154th
Average annual surface temperature over time
- New Zealand
- Slovenia
How they compare
New Zealand currently reports 11.19 against 10.92 in Slovenia, a difference of 0.27.
The two have swapped places 30 times across 86 shared years of data; in 1940 it was New Zealand ahead.
New Zealand ranks 152nd and Slovenia ranks 154th of 193 countries.
New Zealand has averaged higher in every one of the 9 decades both report.
Head to head by decade
| Decade | New Zealand | Slovenia | Difference | Ahead |
|---|---|---|---|---|
| 1940s | 8.9 | 8.35 | 0.5444 | New Zealand |
| 1950s | 9.63 | 9 | 0.627 | New Zealand |
| 1960s | 9.61 | 8.82 | 0.7865 | New Zealand |
| 1970s | 10.21 | 8.91 | 1.3 | New Zealand |
| 1980s | 10.31 | 8.94 | 1.37 | New Zealand |
| 1990s | 10.09 | 9.63 | 0.4627 | New Zealand |
| 2000s | 10.25 | 10.17 | 0.0793 | New Zealand |
| 2010s | 10.72 | 10.67 | 0.051 | New Zealand |
| 2020s | 11.14 | 11.05 | 0.0901 | New Zealand |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher average annual surface temperature, New Zealand or Slovenia?
- New Zealand, at 11.19 against 10.92 in Slovenia as of 2025.
- What is the difference in average annual surface temperature between New Zealand and Slovenia?
- 0.27, with New Zealand ahead.
- How many years of comparable data are there for New Zealand and Slovenia?
- 86 years are reported by both, from 1940 to 2025.
- How do New Zealand and Slovenia rank globally for average annual surface temperature?
- New Zealand ranks 152nd and Slovenia ranks 154th of 193 countries.
- Where does this data come from?
- 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.