Kaloum | 2021-2025

Relative humidity at 2 metres

Relative humidity at 2 metres 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: Relative humidity at 2 metres (%)
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

Relative humidity at 2 metres at Kaloum (Guinea), over the period 2021-2025. Obtained through satellite model, source NASA POWER | Prediction Of Worldwide Energy Resources. Values in % | Kuma confidence grade B (acceptable qualification).

Climatology

Change over time

Data

Time series and climatology

Daily time series 2021-2025 · annual mean 78.2%

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

Each panel shows the daily values for one year (%). 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

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 August ( 88.23%), lowest in January (66.9%). Source: NASA POWER · Prediction Of Worldwide Energy Resources : Solar and Meteorological Data Archive.

Humidity classes

Monthly class frequency 2021-2025

Monthly class frequency 2021-2025 · 1826 daily measurements

Dry (0–40 %)
Moderate (40–70 %)
Humid (70–90 %)
Saturated (90–100 %)

For each calendar month, the share (%) of days whose value falls in each of the 4 classes. Tropical agronomy convention. 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_rh2m_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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