Precipitation anomalies in Sri Lanka

Sri Lanka: Precipitation anomalies was 310.74 millimeters in 2025. ◆ Volatile

Latest (2025)
310.74 millimeters
Change on year
up 32.8%
World rank
13th
of 192 countries
All-time high
578.31 millimeters
in 2023
All-time low
-885.5 millimeters
in 1950
Years of data
86
1940–2025

Precipitation anomalies in Sri Lanka, 1940–2025

-1.0k-5000500194019822025

Source: Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data. Measured in millimeters.

Analysis

The most recent figure for precipitation anomalies in Sri Lanka is 310.74 millimeters, measured in 2025.

The figure is up 32.8% on the previous year and down 31.3% over ten years.

Over the whole period, precipitation anomalies in Sri Lanka peaked at 578.31 millimeters in 2023 and was at its lowest, -885.5 millimeters, in 1950.

That places Sri Lanka 13th out of 192 countries with data for 2025, putting it in the top 10%.

The series is highly variable year to year, so single readings are best treated with caution.

Averages by decade

DecadeAverage LowestHighest Years
1940s -106.15 millimeters -618.98 millimeters 136.22 millimeters 10
1950s -287.3 millimeters -885.5 millimeters 210.69 millimeters 10
1960s 69.19 millimeters -217.8 millimeters 442.62 millimeters 10
1970s -171.73 millimeters -576.18 millimeters 43.05 millimeters 10
1980s -213.81 millimeters -498.56 millimeters 311.65 millimeters 10
1990s -131.52 millimeters -397.17 millimeters 97.38 millimeters 10
2000s -18.59 millimeters -197.17 millimeters 316.69 millimeters 10
2010s 152.69 millimeters -386 millimeters 544.36 millimeters 10
2020s 205.16 millimeters -195.9 millimeters 578.31 millimeters 6

Countries ranked near Sri Lanka

  1. 10 Panama 328.24 millimeters compare
  2. 11 East Timor 317.16 millimeters compare
  3. 12 Guyana 313.54 millimeters compare
  4. 14 Solomon Islands 308.27 millimeters compare
  5. 15 Guinea-Bissau 300.08 millimeters compare
  6. 16 Lesotho 284.94 millimeters compare

See the full ranking of 192 places →

More reference data data for Sri Lanka

All data for Sri Lanka →

Frequently asked questions

What is precipitation anomalies in Sri Lanka?
Precipitation anomalies in Sri Lanka was 310.74 millimeters in 2025, according to Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data.
What is the highest precipitation anomalies recorded in Sri Lanka?
The highest recorded value was 578.31 millimeters in 2023.
What is the lowest precipitation anomalies recorded in Sri Lanka?
The lowest recorded value was -885.5 millimeters in 1950.
How does Sri Lanka rank for precipitation anomalies?
Sri Lanka ranks 13th out of 192 countries with data for 2025.
Is precipitation anomalies rising or falling in Sri Lanka?
Over the last ten years it is down 31.3%. The long-run trend across the full record is volatile.
Where does this Sri Lanka data come from?
The figures come from Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data, published as part of Precipitation anomalies. Statizoid updates them automatically from the source API.

Download this data

CSV · JSON — 86 observations, free to reuse under CC BY 4.0 (Our World in Data).

About this data

Indicator
Precipitation anomalies
Unit
millimeters
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
192 places, 16,512 data points, 1940–2025
Last refreshed

The difference in a specific year's total precipitation—rain and snow—from the 1991–2020 average, measured in millimeters, excluding fog and dew.