Precipitation anomalies in Oman

Oman: Precipitation anomalies was -20.65 millimeters in 2025. ◆ Volatile

Latest (2025)
-20.65 millimeters
Change on year
down 163.1%
World rank
97th
of 192 countries
All-time high
129.69 millimeters
in 1983
All-time low
-40.72 millimeters
in 1984
Years of data
86
1940–2025

Precipitation anomalies in Oman, 1940–2025

-50050100150194019822025

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

Analysis

Oman recorded -20.65 millimeters for precipitation anomalies in 2025.

The figure is down 163.1% on the previous year and down 5.1% over ten years.

Over the whole period, precipitation anomalies in Oman peaked at 129.69 millimeters in 1983 and was at its lowest, -40.72 millimeters, in 1984.

Oman ranks 97th of 192 countries on this measure, in the middle of the range.

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

Averages by decade

DecadeAverage LowestHighest Years
1940s 5.63 millimeters -32.11 millimeters 49.16 millimeters 10
1950s -0.3619 millimeters -26.58 millimeters 51.36 millimeters 10
1960s 1.38 millimeters -34.42 millimeters 85.61 millimeters 10
1970s -4.69 millimeters -34.26 millimeters 81.38 millimeters 10
1980s 4.83 millimeters -40.72 millimeters 129.69 millimeters 10
1990s 14.05 millimeters -29.85 millimeters 93.6 millimeters 10
2000s -14.41 millimeters -40.13 millimeters 31.68 millimeters 10
2010s -4.3 millimeters -25.17 millimeters 32.7 millimeters 10
2020s 10.42 millimeters -20.65 millimeters 47.95 millimeters 6

Countries ranked near Oman

  1. 94 Mongolia -18.15 millimeters compare
  2. 95 United States -18.65 millimeters compare
  3. 96 Anguilla -18.76 millimeters compare
  4. 98 Kazakhstan -21.38 millimeters compare
  5. 99 Venezuela -23.46 millimeters compare
  6. 100 Bahrain -24.17 millimeters compare

See the full ranking of 192 places →

More reference data data for Oman

All data for Oman →

Frequently asked questions

What is precipitation anomalies in Oman?
Precipitation anomalies in Oman was -20.65 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 Oman?
The highest recorded value was 129.69 millimeters in 1983.
What is the lowest precipitation anomalies recorded in Oman?
The lowest recorded value was -40.72 millimeters in 1984.
How does Oman rank for precipitation anomalies?
Oman ranks 97th out of 192 countries with data for 2025.
Is precipitation anomalies rising or falling in Oman?
Over the last ten years it is down 5.1%. The long-run trend across the full record is volatile.
Where does this Oman 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.