Heard Island and McDonald Islands vs Iceland: Decadal average surface temperature

Heard Island and McDonald Islands
1.8 °C
in 2010
Iceland
2.21 °C
in 2010
Heard Island and McDonald Islands rank
185th
Iceland rank
184th

Decadal average surface temperature over time

  • Heard Island and McDonald Islands
  • Iceland
-1012194019752010

How they compare

Iceland currently reports 2.21 °C against 1.8 °C in Heard Island and McDonald Islands, a difference of 0.41 °C.

That makes Iceland's figure about 1.2 times Heard Island and McDonald Islands's.

The two have swapped places 1 time across 8 shared years of data; in 1940 it was Heard Island and McDonald Islands ahead.

Heard Island and McDonald Islands ranks 185th and Iceland ranks 184th of 193 countries.

Across the 8 decades both report, Heard Island and McDonald Islands averaged higher in 6 and Iceland in 2.

Head to head by decade

Decade Heard Island and McDonald Islands Iceland Difference Ahead
1940s 0.9125 °C -0.4483 °C 1.36 °C Heard Island and McDonald Islands
1950s 1.17 °C 0.4677 °C 0.7011 °C Heard Island and McDonald Islands
1960s 1.31 °C -0.7562 °C 2.07 °C Heard Island and McDonald Islands
1970s 1.32 °C -0.1254 °C 1.45 °C Heard Island and McDonald Islands
1980s 1.56 °C 0.6817 °C 0.8735 °C Heard Island and McDonald Islands
1990s 1.49 °C 1.15 °C 0.3453 °C Heard Island and McDonald Islands
2000s 1.52 °C 2.03 °C 0.5104 °C Iceland
2010s 1.8 °C 2.21 °C 0.4168 °C Iceland

Averages of every year both report within each decade.

Frequently asked questions

Which has higher decadal average surface temperature, Heard Island and McDonald Islands or Iceland?
Iceland, at 2.21 °C against 1.8 °C in Heard Island and McDonald Islands as of 2010.
What is the difference in decadal average surface temperature between Heard Island and McDonald Islands and Iceland?
0.41 °C, with Iceland ahead.
How many years of comparable data are there for Heard Island and McDonald Islands and Iceland?
8 years are reported by both, from 1940 to 2010.
How do Heard Island and McDonald Islands and Iceland rank globally for decadal average surface temperature?
Heard Island and McDonald Islands ranks 185th and Iceland ranks 184th 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 Decadal average surface temperature. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Individual pages

About this data

Indicator
Decadal average 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, 1,544 data points, 1940–2010
Last refreshed

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