Kaloum | 2021-2025

Global horizontal irradiation

Global horizontal irradiation measurements at Kaloum, 2021-2025, through satellite model (ECMWF ERA5-Land | Land component of the ERA5 reanalysis). 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
Global horizontal irradiation (kWh/m²/day)
Upstream source
ECMWF ERA5-Land | Land component of the ERA5 reanalysis (Copernicus Climate Change Service)
Period
2021-01-01 - 2025-12-31
Kuma layer
Layer BSubstrate | Cross-check
Confidence grade
Conf. B | B | acceptable qualification

Series note

Global horizontal irradiation at Kaloum (Guinea), over the period 2021-2025. Obtained through satellite model, source ECMWF ERA5-Land | Land component of the ERA5 reanalysis. Values in kWh/m²/day | Kuma confidence grade B (acceptable qualification).

Climatology

Change over time

Data

Time series and climatology

Daily time series 2021-2025 · annual mean 5.03kWh/m²/day
012345678Global horizontal irradiation (kWh/m²/day) ↑20212022202320242025
Source: ECMWF ERA5-Land | Land component of the ERA5 reanalysis (Copernicus Climate Change Service). Period 2021-2025.

Seasonality

Annual profiles 2021–2025

Daily seasonal profiles · 2021 to 2025
048JAJO2021
048JAJO2022
048JAJO2023
048JAJO2024
048JAJO2025
Each panel shows the daily values for one year (kWh/m²/day). 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
02.254.56.759Global horizontal irradiation (kWh/m²/day) ↑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 April ( 6.73kWh/m²/day), lowest in August (3.49kWh/m²/day). Source: ECMWF ERA5-Land · Land component of the ERA5 reanalysis (Copernicus Climate Change Service).

How to cite

Suggested citation
Kuma Science (2026). Series catalog, gin_conakry_ghi_era5_land_2021_2025. Primary source : ECMWF ERA5-Land | Land component of the ERA5 reanalysis (Copernicus Climate Change Service) (https://cds.climate.copernicus.eu/datasets/reanalysis-era5-land). 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 ECMWF ERA5-Land | Land component of the ERA5 reanalysis (Copernicus Climate Change Service) . License : Licence à vérifier auprès de la source amont avant réutilisation..

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