Micronesia, Federated States of vs Sri Lanka: Standardised Precipitation-Evapotranspiration Index

Micronesia, Federated States of
2.41
in 2023
Sri Lanka
1.89
in 2023
Micronesia, Federated States of rank
1st
Sri Lanka rank
2nd

Standardised Precipitation-Evapotranspiration Index over time

  • Micronesia, Federated States of
  • Sri Lanka
-202196019912023

How they compare

Micronesia, Federated States of currently reports 2.41 against 1.89 in Sri Lanka, a difference of 0.52.

That makes Micronesia, Federated States of's figure about 1.3 times Sri Lanka's.

The two have swapped places 36 times across 64 shared years of data; in 1960 it was Micronesia, Federated States of ahead.

Micronesia, Federated States of ranks 1st and Sri Lanka ranks 2nd of 189 countries.

Across the 7 decades both report, Micronesia, Federated States of averaged higher in 3 and Sri Lanka in 4.

Head to head by decade

Decade Micronesia, Federated States of Sri Lanka Difference Ahead
1960s 0.2755 0.5203 0.2448 Sri Lanka
1970s -0.0207 -0.0295 0.0088 Micronesia, Federated States of
1980s -0.2549 -0.5189 0.264 Micronesia, Federated States of
1990s -0.5919 -0.1167 0.4752 Sri Lanka
2000s -0.6115 -0.0897 0.5218 Sri Lanka
2010s -0.2506 0.0697 0.3203 Sri Lanka
2020s 1.62 0.6714 0.9534 Micronesia, Federated States of

Averages of every year both report within each decade.

Frequently asked questions

Which has higher standardised precipitation-evapotranspiration index, Micronesia, Federated States of or Sri Lanka?
Micronesia, Federated States of, at 2.41 against 1.89 in Sri Lanka as of 2023.
What is the difference in standardised precipitation-evapotranspiration index between Micronesia, Federated States of and Sri Lanka?
0.52, with Micronesia, Federated States of ahead.
How many years of comparable data are there for Micronesia, Federated States of and Sri Lanka?
64 years are reported by both, from 1960 to 2023.
How do Micronesia, Federated States of and Sri Lanka rank globally for standardised precipitation-evapotranspiration index?
Micronesia, Federated States of ranks 1st and Sri Lanka ranks 2nd of 189 countries.
Where does this data come from?
Global SPEI database (SPEIbase). https://spei.csic.es/database.html, published as Standardised Precipitation-Evapotranspiration Index. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Micronesia, Federated States of vs Sri Lanka: Standardised Precipitation-Evapotranspiration Index. Statizoid, drawing on Global SPEI database (SPEIbase). https://spei.csic.es/database.html. Retrieved 18 August 2026, from https://environment.statizoid.com/compare/standardised-precipitation-evapotranspiration-index/micronesia-fed-sts/sri-lanka/

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About this data

Indicator
Standardised Precipitation-Evapotranspiration Index
Source
Global SPEI database (SPEIbase). https://spei.csic.es/database.html
Licence
CC BY 4.0 (World Bank Open Data)
Coverage
189 places, 12,095 data points, 1960–2023
Last refreshed

The SPEI fulfills the requirements of a drought index since its multi-scalar character enables it to be used by different scientific disciplines to detect, monitor, and analyze droughts. Like the sc-PDSI and the SPI, the SPEI can measure drought severity according to its intensity and duration, and can identify the onset and end of drought episodes. The SPEI allows comparison of drought severity through time and space, since it can be calculated over a wide range of climates, as can the SPI.