Iran vs Sao Tome and Principe: Precipitation anomalies, annual growth rate

Iran
-620.65 % change on previous year
in 2025
Sao Tome and Principe
-507.29 % change on previous year
in 2025
Iran rank
183rd
Sao Tome and Principe rank
180th

Precipitation anomalies, annual growth rate over time

  • Iran
  • Sao Tome and Principe
-50005001.0k194119832025

How they compare

Sao Tome and Principe currently reports -507.29 % change on previous year against -620.65 % change on previous year in Iran, a difference of 113.36 % change on previous year.

The two have swapped places 43 times across 74 shared years of data; in 1941 it was Iran ahead.

Iran ranks 183rd and Sao Tome and Principe ranks 180th of 192 countries.

Across the 9 decades both report, Iran averaged higher in 4 and Sao Tome and Principe in 5.

Head to head by decade

Decade Iran Sao Tome and Principe Difference Ahead
1940s 4.7 % change on previous year -24.59 % change on previous year 29.29 % change on previous year Iran
1950s -7.16 % change on previous year -65.73 % change on previous year 58.58 % change on previous year Iran
1960s -29.49 % change on previous year 177.32 % change on previous year 206.81 % change on previous year Sao Tome and Principe
1970s 39.06 % change on previous year -35.52 % change on previous year 74.57 % change on previous year Iran
1980s -56.49 % change on previous year -27.78 % change on previous year 28.7 % change on previous year Sao Tome and Principe
1990s -26.08 % change on previous year -97.82 % change on previous year 71.74 % change on previous year Iran
2000s 3.24 % change on previous year 95.79 % change on previous year 92.55 % change on previous year Sao Tome and Principe
2010s -145.17 % change on previous year 70.03 % change on previous year 215.21 % change on previous year Sao Tome and Principe
2020s -121.11 % change on previous year -53.13 % change on previous year 67.98 % change on previous year Sao Tome and Principe

Averages of every year both report within each decade.

Frequently asked questions

Which has higher precipitation anomalies, annual growth rate, Iran or Sao Tome and Principe?
Sao Tome and Principe, at -507.29 % change on previous year against -620.65 % change on previous year in Iran as of 2025.
What is the difference in precipitation anomalies, annual growth rate between Iran and Sao Tome and Principe?
113.36 % change on previous year, with Sao Tome and Principe ahead.
How many years of comparable data are there for Iran and Sao Tome and Principe?
74 years are reported by both, from 1941 to 2025.
How do Iran and Sao Tome and Principe rank globally for precipitation anomalies, annual growth rate?
Iran ranks 183rd and Sao Tome and Principe ranks 180th of 192 countries.
Where does this data come from?
Statizoid (derived), published as Precipitation anomalies, annual growth rate. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Iran vs Sao Tome and Principe: Precipitation anomalies, annual growth rate. Statizoid, drawing on Statizoid (derived). Retrieved 18 September 2026, from https://climate.statizoid.com/compare/precipitation-anomalies-annual-growth-rate/iran-islamic-rep/sao-tome-and-principe/

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About this data

Indicator
Precipitation anomalies, annual growth rate
Unit
% change on previous year
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
192 places, 15,368 data points, 1941–2025
Last refreshed

The year-on-year percentage change in Precipitation anomalies. Computed from consecutive annual observations; years either side of a gap are skipped rather than bridged.