American Samoa vs Samoa: Precipitation anomalies

American Samoa

406.76 millimeters

in 2025

Samoa

432.88 millimeters

in 2025

American Samoa rank

8th

Samoa rank

6th

Precipitation anomalies over time

Samoa currently reports 432.88 millimeters against 406.76 millimeters in American Samoa, a difference of 26.11 millimeters.

That makes Samoa's figure about 1.1 times American Samoa's.

The two have swapped places 44 times across 86 shared years of data; in 1940 it was Samoa ahead.

American Samoa ranks 8th and Samoa ranks 6th of 192 countries.

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: 07 August 2026

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