Kaloum | 2021-2025

Surface albedo

Surface albedo measurements at Kaloum, 2021-2025, through satellite model (NASA POWER | Prediction Of Worldwide Energy Resources). The series note below sums up the window, the method and the confidence grade.

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Metadata

The series' technical identity

Location
GIN | Kaloum
Variable
Surface albedo (dimensionless)
Upstream source
NASA POWER | Prediction Of Worldwide Energy Resources : Solar and Meteorological Data Archive
Period
2021-01-01 - 2025-12-31
Kuma layer
Layer BSubstrate | Cross-check
Confidence grade
Conf. B | B | acceptable qualification

Series note

Surface albedo at Kaloum (Guinea), over the period 2021-2025. Obtained through satellite model, source NASA POWER | Prediction Of Worldwide Energy Resources. Dimensionless quantity | Kuma confidence grade B (acceptable qualification).

Climatology

Change over time

Data

Time series and climatology

Daily time series 2021-2025 · annual mean 0.11dimensionless
0.060.080.100.120.140.160.180.20Surface albedo (dimensionless) ↑20212022202320242025
Source: NASA POWER | Prediction Of Worldwide Energy Resources : Solar and Meteorological Data Archive. Period 2021-2025.

Seasonality

Annual profiles 2021–2025

Daily seasonal profiles · 2021 to 2025
0.050.130.20JAJO2021
0.050.130.20JAJO2022
0.050.130.20JAJO2023
0.050.130.20JAJO2024
0.050.130.20JAJO2025
Each panel shows the daily values for one year (dimensionless). Light sand band = dry season / Harmattan (December-March). Green band = monsoon (June-September). The side-by-side layout reveals the stability of the seasonal cycle and year-to-year anomalies.

Distribution

Seasonal and monthly variability

Distribution

Monthly distribution (Tukey boxplot)

Distribution of values, month by month
0.050.090.130.160.2Surface albedo (dimensionless) ↑JFMAMJJASONDMonths →
Each box shows the spread for one month: the thick bar is the median value, the box covers the central half of the values. Highest typical value in November ( 0.13dimensionless), lowest in January (0.11dimensionless). Source: NASA POWER · Prediction Of Worldwide Energy Resources : Solar and Meteorological Data Archive.

How to cite

Suggested citation
Kuma Science (2026). Series catalog, gin_conakry_albedo_surface_nasa_power_2021_2025. Primary source : NASA POWER | Prediction Of Worldwide Energy Resources : Solar and Meteorological Data Archive (https://power.larc.nasa.gov/). Kuma confidence grade : B. Layer : B ( Cross-check). Accessed on 2026-07-20.

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Upstream source

Data origin and license

This series is derived from NASA POWER | Prediction Of Worldwide Energy Resources : Solar and Meteorological Data Archive . License : NASA Open Data Policy · domaine public, citation recommandée.

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