Bulgaria vs Japan: Average annual surface temperature

Bulgaria
12.51 °C
in 2025
Japan
12.86 °C
in 2025
Bulgaria rank
142nd
Japan rank
141st

Average annual surface temperature over time

  • Bulgaria
  • Japan
051015194019822025

How they compare

Japan currently reports 12.86 °C against 12.51 °C in Bulgaria, a difference of 0.35 °C.

The two have swapped places 16 times across 86 shared years of data; in 1940 it was Japan ahead.

Bulgaria ranks 142nd and Japan ranks 141st of 193 countries.

Across the 9 decades both report, Bulgaria averaged higher in 1 and Japan in 8.

Head to head by decade

Decade Bulgaria Japan Difference Ahead
1940s 10.22 °C 10.16 °C 0.062 °C Bulgaria
1950s 10.64 °C 10.93 °C 0.289 °C Japan
1960s 10.8 °C 11.03 °C 0.2328 °C Japan
1970s 10.53 °C 11.17 °C 0.6386 °C Japan
1980s 10.48 °C 11.09 °C 0.6061 °C Japan
1990s 10.86 °C 11.83 °C 0.9692 °C Japan
2000s 11.47 °C 11.96 °C 0.4888 °C Japan
2010s 11.91 °C 12.2 °C 0.2974 °C Japan
2020s 12.5 °C 12.99 °C 0.4909 °C Japan

Averages of every year both report within each decade.

Frequently asked questions

Which has higher average annual surface temperature, Bulgaria or Japan?
Japan, at 12.86 °C against 12.51 °C in Bulgaria as of 2025.
What is the difference in average annual surface temperature between Bulgaria and Japan?
0.35 °C, with Japan ahead.
How many years of comparable data are there for Bulgaria and Japan?
86 years are reported by both, from 1940 to 2025.
How do Bulgaria and Japan rank globally for average annual surface temperature?
Bulgaria ranks 142nd and Japan ranks 141st 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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Bulgaria vs Japan: 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/bulgaria/japan/

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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.