Agrometeorological Dekadal Bulletin-3rd DEKAD of JANUARY 2026

Dekadal Precipitation Amount

Summary:

Rainfall amount: The third Dekad of January 2026 was characterized by low amount of rainfall across the country. Nationwide, rainfall amounts ranged from 0.0mm to 11.5mm, with River Gee experiencing the highest rainfall amount of 11.5 mm during this period.

Maximum temperature at 2m

Summary:

Maximum Temperature: The third Dekad of January 2026 was marked by an increase in maximum temperatures in most parts of the Country with Lofa and part of Gbapolu experiencing the lowest. During this period, maximum temperature ranged between 28.8°C and 30.7°C.

Minimum temperature at 2m

Summary:

Minimum Temperature: The third Dekad of January 2026 was marked by variation in minimum temperature. The southern (costal) region experienced highest value, while the northern and northwestern region experienced the lowest. Minimum temperature during this period ranged from 18.9°C to 26.8°C.

Dekadal ETO

Summary:

Potential Evapotranspiration: During the third Dekad of January 2026, the north, northwest and the central region experienced instanced sunshine with high evapotranspiration rates. The southern region experienced low evapotranspiration rate with Montserrado, Margibi, Grand Bassa, Rivercess, Sinoe, Grand Kru and Maryland experiencing the lowest.

NVDI

Summary:

Normalized difference Vegetation Index (NDVI): During the second Dekad of February 2026 most parts of the Country experienced decrease in vegetation. However, Margibi, Montserrado and parts of Grand Cape Mount and Lofa experienced dense vegetation.

Summary

Rainfall amount: The third Dekad of January 2026 was characterized by low amount of rainfall across the country. Nationwide, rainfall amounts ranged from 0.0mm to 11.5mm, with River Gee experiencing the highest rainfall amount of 11.5 mm during this period.

Maximum Temperature: The third Dekad of January 2026 was marked by an increase in maximum temperatures in most parts of the Country with Lofa and part of Gbapolu experiencing the lowest. During this period, maximum temperature ranged between 28.8°C and 30.7°C.

Minimum Temperature: The third Dekad of January 2026 was marked by variation in minimum temperature. The southern (costal) region experienced highest value, while the northern and northwestern region experienced the lowest. Minimum temperature during this period ranged from 18.9°C to 26.8°C.

Potential Evapotranspiration: During the third Dekad of January 2026, the north, northwest and the central region experienced instanced sunshine with high evapotranspiration rates. The southern region experienced low evapotranspiration rate with Montserrado, Margibi, Grand Bassa, Rivercess, Sinoe, Grand Kru and Maryland experiencing the lowest.

Normalized difference Vegetation Index (NDVI): During the second Dekad of February 2026 most parts of the Country experienced decrease in vegetation. However, Margibi, Montserrado and parts of Grand Cape Mount and Lofa experienced dense vegetation.

WEATHER OUTLOOK FOR THE MONTH OF FEBRUARY 2026

RAINFALL: In February 2026, the forecasted cumulative rainfall amount across the counties is anticipated to be between 34.4mm and 99.9mm. Sinoe, River Gee, Grand Kru, Maryland and part of Rivercess are expected to record the highest rainfall amount. Rainfall amounts of below 34.4mm is predicted in upper Lofa County. The rest of the Country are expected to experience between 45.3mm to 79.5mm.

Relative Humidity: Relative humidity across Liberia for February 2026 is predicted to range from 61.7% to 82.4%, as shown in Figure 2. The highest range of values (79.5–82.4%) are expected in the coastal and the southeast counties. The extreme north and the central region are expected to record the lowest relative humidity.

Maximum Temperature: The maximum temperature in February 2026 is anticipated to be 28.3°C to 32.3°C across the counties. The lowest maximum daytime temperatures are predicted over Maryland, Grand Kru, Sinoe and Margibi counties. The highest maximum temperature is expected in the north, west and central regions of the country. However, the extreme maximum temperature is expected to occur in part of Lofa, Nimba, Bong, Gbapolu and Grand Cape Mount counties.

Minimum Temperature: Minimum temperatures across the country in February 2026 are anticipated to range between 18.5°C and 26.0°C. The lowest minimum temperature range of 18.5°C to 20.6°C is anticipated in parts of Lofa, Gbapolu, Bong, Nimba and Grand Gedeh counties, while the highest minimum temperature of 26.0°C is expected in the coastal region with Margibi expected to experience the highest.