What is the air quality in Waterloo today?

The current Air Quality Index (AQI) in Waterloo is 55 (Moderate). PM2.5 concentration is 13.96 µg/m³.

What is the temperature in Waterloo right now?

The current temperature in Waterloo is 26.6°C (feels like 26.6°C). Humidity is 81.7% and wind speed is 26.8 km/h.

Air Quality in Waterloo, Sierra Leone

Rain

26.6°C · 81.7% humidity

26.6°

Feels 26.6°

Moderate

Unusually sensitive people should consider reducing prolonged outdoor exertion.

7 stations

Nearby Monitoring Stations

AQI Forecast

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Air Quality Index Trend

45h · 10 stn

View full history →

81.7%

Humidity

26.8 km/h

Wind SW

1011.7 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

13.96 µg/m³

PM10

27.4 µg/m³

050100150200300500

What is the weather forecast for Waterloo?

Temperature & Precipitation

PM2.5 Trend

45h · 10 stations

PM2.513.96 µg/m³ ✓ WHO

Moderate

PM1027.4 µg/m³

Good

UV INDEX0.0

Low

Station readings (7 stations within 25 km)

13.96

Median

15.51

Average

11.29

Low

21.47

High

PM2.5 µg/m³ · Model: 13.5 · Bias: -0.5

What is the 7-day forecast for Waterloo?

11-01

27.2° 26.1°

10.06 mm

11-02

27.5° 26.3°

7.5 mm

11-03

27.3° 26.1°

4.81 mm

11-04

28.1° 24.9°

13.87 mm

11-05

27.0° 26.3°

2.25 mm

11-06

28.2° 26.3°

5.25 mm

11-07

27.4° 26.3°

6.13 mm

Both models agree Avg diff: 1.5°C

Where are air quality stations near Waterloo?

Allen Town Police Station

11.2 km PM2.5: 11.3 µg/m³

Calaba Town Police Station

13.7 km PM2.5: 13.4 µg/m³

123

Shell Police Station

20.1 km PM2.5: 44.4 µg/m³

Ross Road Hospital

22.7 km PM2.5: 16.1 µg/m³

Mountain Cut

23.3 km PM2.5: 14.7 µg/m³

Cottage Hospital

23.4 km PM2.5: 16.6 µg/m³

Freetown City Council

24.7 km PM2.5: 15.1 µg/m³

Connaught Hospital

24.8 km PM2.5: 21.5 µg/m³

34 Hospital

25.1 km PM2.5: 17.1 µg/m³

St Edward's Sec. School

25.6 km PM2.5: 13.4 µg/m³

What cities are near Waterloo?

63 Freetown 62 Goderich 76 Port Loko 76 Lunsar 76 Mile 91 66 Njala 66 Forécariah 83 Makeni 66 Bumpe 54 Conakry

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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-11-01T04:27 UTC.