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WeatherLive › Quebec › Saint-Mathieu

Saint-Mathieu, QC Weather

Today Hourly 10-Day Weekend Monthly Radar Air Quality Climate
Current WeatherSaint-Mathieu · 10:13 PM EDT
29° | 16°
21°C
Feels like 22°
Mostly cloudy
WindSW 4 mph · Gusts 5 mph
Precip10% · –
Humidity78% · Dew point 17°
UV index6 Moderate
Air Quality80 Moderate
Pressure29.88 inHg
Visibility6 mi
Sunrise / Sunset5:58 AM · 7:56 PM · 13h 58m

Weather map — Saint-Mathieu

Full radar →
Now
21°
22%
4 mph
23:00
20°
23%
5 mph
00:00
20°
24%
5 mph
01:00
19°
24%
5 mph
02:00
19°
22%
5 mph
03:00
19°
22%
4 mph
04:00
19°
22%
4 mph
05:00
18°
23%
4 mph
06:00
16°
23%
4 mph
07:00
17°
17%
5 mph
08:00
19°
18%
5 mph
09:00
19°
18%
6 mph
10:00
19°
21%
10 mph
11:00
18°
50%
6 mph
12:00
17°
52%
4 mph
13:00
17°
0.03 in
6 mph
14:00
17°
0.04 in
3 mph
15:00
18°
59%
4 mph
16:00
19°
35%
6 mph
17:00
19°
26%
5 mph
18:00
20°
26%
5 mph
19:00
19°
30%
4 mph
20:00
18°
29%
3 mph
21:00
17°
31%
2 mph

Today · Tue 8/18

High 29°
10% / –

Sunny. Winds SW at 6 mph.

Tonight · Tue 8/18

Low 16°
23% / –

Mostly cloudy. Winds S at 5 mph.

Tomorrow · Wed 8/19

20° | 16°
80% / 0.13 in

Mostly cloudy. Winds W at 10 mph.

7-day trend

Saint-Mathieu · temperature + precipitation

10-day forecast

Updated 10:13 PM

Details & indices

Wind
4 mph SW
Gusts 5 mph
Humidity
78%
Dew point 17°
Pressure
29.88 inHg
Falling
UV index
6 — Moderate
High today
Air Quality
Moderate
AQI 80 · US EPA
Allergy
Very high
Mugwort
Visibility
6 mi
Clear view
Allergy — Saint-Mathieu

🌿 Conditions right now

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Birch
None
Grass
High
Oak
None
Alder
None
Hazel
None
Mugwort
Very high
Ragweed
Low

Sun & moon

Sunrise5:58 AM
Sunset7:56 PM
Length of day13h 58m
Moonrise12:53 PM
Moonset10:13 PM
Moon phase🌓 First Quarter · 40%
Next full moonAug 28 Sturgeon Moon
Latitude45.3168°N
Longitude-73.5159°E

Water temps nearby

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No beaches within 50 miles
🌤️No rain expected in the next 90 minutes
Now+30+60+90 min
Minute-by-minute precip · HRRR nowcast

Daily planner

computed from today's forecast
Laundry day
Great
Line-drying weather
Grilling
Great
Fire up the grill
Running
Fair
Lace up outside
Patio
Great
Dinner outdoors
Nearby places in {{REGION}}
Montréal
Mostly cloudy
20° 🌤️
Québec
—
— 🌤️
Laval
—
— 🌤️
Gatineau
—
— 🌤️
Longueuil
—
— 🌤️
Saguenay
—
—
Data sources · Tuesday, August 18
Where the Saint-Mathieu forecast comes from
This page blends NOAA/NWS model guidance with global ensembles for the 10-day outlook, air quality and alerts. Data refreshes every hour, current conditions every 15 minutes. Coordinates: 45.3168°N, -73.5159°.
NBM + global weather models
Updated: 10:13 PM
Weather in Saint-Mathieu
Saint-Mathieu's outlook: warmest day near 29° (Tuesday), coldest night about 12° (Thursday). About 0.58 in of precipitation is expected in total; the most likely wet day is Wednesday (86% chance). Wind is the one to watch: gusts to 25 mph around Wednesday. No active NWS alerts at the moment — quiet on the hazards front. Right now Saint-Mathieu is running about 53° warmer than Kingston. Longer view: four full seasons with serious winter and real summer heat.
Saint-Mathieu, QC · Elev 118 ft · 45.32°N, 73.52°W · Quebec · Forecast computed for these exact coordinates
Powered by NWS/NOAA guidance, multi-model forecasts and official environmental feeds · NOAA/NWS · EPA AirNow · MET Norway · global models
Updated: 10:13 PM