Kaloum | 2001-2020

Diffuse horizontal irradiation

Diffuse horizontal irradiation measurements at Kaloum, 2001-2020, 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
Diffuse horizontal irradiation (kWh/m²/day)
Upstream source
NASA POWER | Prediction Of Worldwide Energy Resources : Solar and Meteorological Data Archive
Period
2001-01-01 - 2020-12-31
Kuma layer
Layer BSubstrate | Cross-check
Confidence grade
Conf. B | B | acceptable qualification

Series note

Diffuse horizontal irradiation at Kaloum (Guinea), over the period 2001-2020. Obtained through satellite model, source NASA POWER | Prediction Of Worldwide Energy Resources. Values in kWh/m²/day | Kuma confidence grade B (acceptable qualification).

Climatology

Change over time

Monthly data

Monthly time series

Monthly series 2001-01 → 2020-12 · mean 2.44kWh/m²/day
1.01.52.02.53.03.54.0Diffuse horizontal irradiation (kWh/m²/day) ↑2002-012004-012006-012008-012010-012012-012014-012016-012018-012020-01max 2012-03 · 3.2688min 2018-12 · 1.681
Source: NASA POWER · Prediction Of Worldwide Energy Resources : Solar and Meteorological Data Archive. Monthly values provided by the upstream producer.

Distribution

Seasonal and monthly variability

Seasonality

Monthly seasonal profile

Seasonal profile 2001–2020 · typical value per month
1.01.52.02.53.03.54.0Diffuse horizontal irradiation (kWh/m²/day) ↑JFMAMJJASOND
Highest value in April (2.94kWh/m²/day), lowest in December (2.04kWh/m²/day). The band shows year-to-year variability. 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_dhi_power_2001_2020. 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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