What is the air quality in Koidu today?

The current Air Quality Index (AQI) in Koidu is 83 (Moderate). PM2.5 concentration is 27.1 µg/m³.

What is the temperature in Koidu right now?

The current temperature in Koidu is 20.4°C (feels like 20.4°C). Humidity is 99.3% and wind speed is 8.3 km/h.

Air Quality in Koidu, Sierra Leone

Drizzle

20.4°C · 99.3% humidity

20.4°

Feels 20.4°

Moderate

Unusually sensitive people should consider reducing prolonged outdoor exertion.

Model forecast

Nearby Monitoring Stations

AQI Forecast

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View AQI history for Koidu →

Current PM2.5 concentration in Koidu is 1.8× the WHO 24-hour guideline of 15 µg/m³.

99.3%

Humidity

8.3 km/h

Wind SE

1013.4 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

27.1 µg/m³

PM10

104.9 µg/m³

050100150200300500

What is the weather forecast for Koidu?

Temperature & Precipitation

PM2.527.1 µg/m³ ×1.8 WHO

Moderate

PM10104.9 µg/m³

Moderate

UV INDEX0.0

Low

What is the 7-day forecast for Koidu?

11-01

30.6° 20.4°

8.25 mm

11-02

29.6° 20.0°

5.12 mm

11-03

30.0° 20.7°

1.0 mm

11-04

28.7° 20.3°

5.19 mm

11-05

28.9° 19.8°

6.13 mm

11-06

31.5° 20.0°

3.0 mm

11-07

27.1° 20.5°

5.81 mm

Both models agree Avg diff: 2.9°C

What cities are near Koidu?

66 Segbwema 66 Kenema 83 Foya Kamara 83 Yende Millimou 83 Gueckedou 66 Kissidougou 66 Bo 83 Makeni 66 Kabala 66 Njala

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ModerateAQI > 50 Unhealthy for Sensitive GroupsAQI > 100 UnhealthyAQI > 150 Very UnhealthyAQI > 200

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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-11-01T03:24 UTC.