What is the air quality in Sainte-Catherine today?

The current Air Quality Index (AQI) in Sainte-Catherine is 31 (Good). PM2.5 concentration is 7.37 µg/m³.

What is the temperature in Sainte-Catherine right now?

The current temperature in Sainte-Catherine is 10.6°C (feels like 10.6°C). Humidity is 93.7% and wind speed is 136.3 km/h.

Is it safe to go outside in Sainte-Catherine?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0 (Low).

Air Quality in Sainte-Catherine, Canada

Windy

10.6°C · 93.7% humidity

10.6°

Feels 10.6°

Good

Air quality is satisfactory. Enjoy outdoor activities.

2 stations

Nearby Monitoring Stations

AQI Forecast Calibrated

27 4pm

19 7pm

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Station readings

CAMS model adj -8

PM2.5 Trend (24h)

27h · 1 station

93.7%

Humidity

136.3 km/h

Wind SSW

1021.6 hPa

Pressure

0.7

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

What is the weather forecast for Sainte-Catherine?

Temperature & Precipitation

PM2.57.37 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.7

Low

Station readings (2 stations within 25 km)

7.37

Median

7.37

Average

6.17

Low

8.56

High

PM2.5 µg/m³ · Model: 8.9 · Bias: +1.5

What is the 7-day forecast for Sainte-Catherine?

04-09

10.6° -1.6°

0.13 mm

04-10

16.2° 5.9°

2.06 mm

04-11

11.5° 5.1°

5.19 mm

04-12

10.4° 0.1°

04-13

5.8° 2.8°

19.37 mm

04-14

3.5° 2.2°

8.25 mm

04-15

12.6° 5.3°

3.63 mm

Both models agree Avg diff: 5.5°C

Where are air quality stations near Sainte-Catherine?

canada-trois-rivières-notre-dame-rue-o

0.7 km PM2.5: 6.2 µg/m³

Trois-Rivières - secteur du Vieux-Trois-Rivières, Quebec, Canada

3.0 km

Trois-Rivières - secteur du Vieux-Trois-Rivières, Quebec, Canada

3.0 km

Bécancour - secteur de l'hôtel de ville, Quebec, Canada

3.3 km

Bécancour - secteur de l'hôtel de ville, Quebec, Canada

3.3 km

Bécancour - secteur de l'hôtel de ville, Quebec, Canada

3.3 km

Bécancour - secteur de l'hôtel de ville, Quebec, Canada

3.3 km

canada-trois-rivières-notre-dame-rue-east

6.2 km PM2.5: 4.5 µg/m³

Trois-Rivières - secteur du sanctuaire, Quebec, Canada

7.7 km

Trois-Rivières - secteur du sanctuaire, Quebec, Canada

7.7 km

What cities are near Sainte-Catherine?

31 Trois-Rivières 20 Shawinigan 36 Drummondville 19 Sorel-Tracy 26 Victoriaville 18 Joliette 18 Saint-Charles-Borromée 14 Saint-Hyacinthe 18 L'Assomption 23 Repentigny

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-04-09T19:29 UTC.