Guinea-Bissau vs Guyana: Precipitation anomalies
Guinea-Bissau
300.08 millimeters
in 2025
Guyana
313.54 millimeters
in 2025
Guinea-Bissau rank
15th
Guyana rank
12th
Precipitation anomalies over time
- Guinea-Bissau
- Guyana
How they compare
Guyana currently reports 313.54 millimeters against 300.08 millimeters in Guinea-Bissau, a difference of 13.46 millimeters.
The two have swapped places 33 times across 86 shared years of data; in 1940 it was Guinea-Bissau ahead.
Guinea-Bissau ranks 15th and Guyana ranks 12th of 192 countries.
Across the 9 decades both report, Guinea-Bissau averaged higher in 6 and Guyana in 3.
Head to head by decade
| Decade | Guinea-Bissau | Guyana | Difference | Ahead |
|---|---|---|---|---|
| 1940s | 159.36 millimeters | 44.22 millimeters | 115.14 millimeters | Guinea-Bissau |
| 1950s | 482.71 millimeters | -11.42 millimeters | 494.12 millimeters | Guinea-Bissau |
| 1960s | 306.66 millimeters | -189.49 millimeters | 496.15 millimeters | Guinea-Bissau |
| 1970s | 223.53 millimeters | -21.78 millimeters | 245.31 millimeters | Guinea-Bissau |
| 1980s | 46.78 millimeters | -123.28 millimeters | 170.06 millimeters | Guinea-Bissau |
| 1990s | 6.97 millimeters | -181.43 millimeters | 188.4 millimeters | Guinea-Bissau |
| 2000s | -96.17 millimeters | -12.4 millimeters | 83.77 millimeters | Guyana |
| 2010s | 42.32 millimeters | 188.16 millimeters | 145.84 millimeters | Guyana |
| 2020s | 221.3 millimeters | 289.19 millimeters | 67.89 millimeters | Guyana |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher precipitation anomalies, Guinea-Bissau or Guyana?
- Guyana, at 313.54 millimeters against 300.08 millimeters in Guinea-Bissau as of 2025.
- What is the difference in precipitation anomalies between Guinea-Bissau and Guyana?
- 13.46 millimeters, with Guyana ahead.
- How many years of comparable data are there for Guinea-Bissau and Guyana?
- 86 years are reported by both, from 1940 to 2025.
- How do Guinea-Bissau and Guyana rank globally for precipitation anomalies?
- Guinea-Bissau ranks 15th and Guyana ranks 12th of 192 countries.
- Where does this data come from?
- Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data, published as Precipitation anomalies. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Difference in a specific year's total precipitation—rain and snow—from the 1991–2020 average, measured in millimeters, excluding fog and dew.