New York, NY 21° Los Angeles, CA 21° 🌤️ Chicago, IL 🌤️ Houston, TX 🌤️ Miami, FL 🌤️ Phoenix, AZ Seattle, WA 17° Denver, CO 26° 🌤️ Toronto, ON Vancouver, BC 17°
WeatherLiveOntarioRenfrew

Renfrew, ON Weather

Current WeatherRenfrew · 3:30 AM EDT
27° | 14°
15°C
Feels like 15°
Sunny
WindNW 3 mph · Gusts 3 mph
Precip9% · –
Humidity88% · Dew point 13°
UV index6 High
Air Quality28 Good
Pressure29.91 inHg
Visibility6 mi
Sunrise / Sunset6:11 AM · 8:09 PM · 13h 58m

Weather map — Renfrew

Full radar →
Now
15°
12%
3 mph
04:00
14°
14%
2 mph
05:00
14°
33%
2 mph
06:00
14°
32%
2 mph
07:00
14°
29%
3 mph
08:00
17°
27%
2 mph
09:00
19°
21%
1 mph
10:00
21°
19%
0 mph
11:00
23°
16%
2 mph
12:00
24°
3%
4 mph
13:00
24°
5%
4 mph
14:00
26°
9%
3 mph
15:00
27°
1%
4 mph
16:00
27°
9%
6 mph
17:00
27°
2%
5 mph
18:00
26°
2%
6 mph
19:00
24°
14%
6 mph
20:00
23°
6%
7 mph
21:00
22°
7%
7 mph
22:00
21°
14%
8 mph
23:00
20°
10%
6 mph
00:00
19°
30%
7 mph
01:00
18°
0.03 in
5 mph
02:00
17°
30%
4 mph

Today · Tue 8/18

High 27°
9% / –

Mostly cloudy. Winds SW at 8 mph.

Overnight · Tue 8/18

Low 14°
— / –

Mostly cloudy.

Tomorrow · Wed 8/19

24° | 16°
81% / 0.44 in

Showers. Winds W at 10 mph.

7-day trend

Renfrew · temperature + precipitation

10-day forecast

Updated 3:30 AM

Details & indices

Wind
3 mph NW
Gusts 3 mph
Humidity
88%
Dew point 13°
Pressure
29.91 inHg
Rising
UV index
6 — High
High today
Air Quality
Good
AQI 28 · US EPA
Allergy
Very high
Mugwort
Visibility
6 mi
Clear view
Allergy — Renfrew

🌿 Conditions right now

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

Sun & moon

Sunrise6:11 AM
Sunset8:09 PM
Length of day13h 58m
Moonrise1:07 PM
Moonset10:26 PM
Next full moonAug 28 Sturgeon Moon
Latitude45.4668°N
Longitude-76.6827°E

Water temps nearby

View all →
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}}
🌤️
Toronto
🌤️
Ottawa
🌤️
Mississauga
🌤️
Brampton
🌤️
Hamilton
🌤️
London
Data sources · Tuesday, August 18
Where the Renfrew 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: 45.4668°N, -76.6827°.
NBM + global weather models
Updated: 3:30 AM
Weather in Renfrew
Renfrew's outlook: warmest day near 27° (Tuesday), coldest night about 7° (Tuesday). Roughly 2.5 in of rain falls over the period, with Thursday the most likely wet day (94%). Hold onto the patio furniture Sunday: gusts could hit 31 mph. The NWS alert board for this area is currently clear. Right now Renfrew is running about 41° warmer than Ottawa. Longer view: four full seasons with serious winter and real summer heat.
Renfrew, ON · Elev 420 ft · 45.47°N, 76.68°W · Ontario · 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: 3:30 AM