New York, NY 5° Los Angeles, CA 17° Chicago, IL 3° Houston, TX 15° Miami, FL 17° Phoenix, AZ 17° Seattle, WA 11° Denver, CO 8° Toronto, ON 4° Vancouver, BC 12°
WeatherLive › Ontario › Nepean

Nepean, ON Weather

Today Hourly 10-Day Weekend Monthly Radar Air Quality Climate
Current WeatherNepean · 12:20 AM EST
6° | 1°
1°C
Feels like -3°
Partly cloudy
WindNW 9 mph · Gusts 18 mph
Precip17% · –
Humidity91% · Dew point 0°
UV index1 Low
Air Quality26 Good
Pressure29.97 inHg
Visibility6 mi
Sunrise / Sunset7:01 AM · 4:33 PM · 9h 32m

Weather map — Nepean

Full radar →
Now
1°
18%
9 mph
01:00
1°
22%
9 mph
02:00
2°
20%
9 mph
03:00
2°
21%
8 mph
04:00
2°
20%
9 mph
05:00
2°
20%
9 mph
06:00
2°
19%
9 mph
07:00
2°
20%
9 mph
08:00
3°
18%
9 mph
09:00
3°
16%
9 mph
10:00
4°
14%
10 mph
11:00
5°
12%
11 mph
12:00
6°
14%
11 mph
13:00
6°
15%
11 mph
14:00
6°
15%
10 mph
15:00
5°
17%
9 mph
16:00
5°
18%
8 mph
17:00
5°
16%
8 mph
18:00
4°
15%
8 mph
19:00
4°
16%
7 mph
20:00
4°
17%
7 mph
21:00
4°
19%
7 mph
22:00
4°
22%
7 mph
23:00
4°
22%
7 mph

Today · Sun 11/15

High 6°
17% / –

Mostly cloudy. Winds NW at 11 mph.

Overnight · Sun 11/15

Low 1°
22% / –

Partly cloudy. Winds NW at 9 mph.

Tomorrow · Mon 11/16

7° | 2°
11% / –

Sunny. Winds W at 7 mph.

7-day trend

Nepean · temperature + precipitation

10-day forecast

Updated 12:20 AM

Details & indices

Wind
9 mph NW
Gusts 18 mph
Humidity
91%
Dew point 0°
Pressure
29.97 inHg
Rising
UV index
1 — Low
High today
Air Quality
Good
AQI 26 · US EPA
Allergy
Low
Ragweed
Visibility
6 mi
Clear view
Allergy — Nepean

🌿 Conditions right now

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

Sun & moon

Sunrise7:01 AM
Sunset4:33 PM
Length of day9h 32m
Moonrise12:23 PM
Moonset9:42 PM
Moon phase🌒 Waxing Crescent · 29%
Next full moonNov 24 Beaver Moon
Latitude45.3362°N
Longitude-75.7225°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
Poor
Line-drying weather
Grilling
Fair
Fire up the grill
Running
Great
Lace up outside
Patio
Poor
Dinner outdoors
1991-2020 climate normals — Nepean

Monthly normals

Full climate page →
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max (°F) -4° -2° 4° 11° 19° 24° 28° 26° 22° 15° 6° 0°
Min (°F) -12° -11° -5° 1° 8° 14° 18° 17° 13° 7° -1° -7°
Precip (in) 3.0 2.7 3.0 4.3 3.2 4.1 3.9 4.2 3.0 3.5 2.9 3.3
Warmest: Jul · ⌀ 82°F Coldest: Jan · ⌀ 11°F Wettest: Apr · 4.3 in
Nearby places in Ontario
Toronto
Mostly cloudy
4°
Ottawa
Partly cloudy
1°
Mississauga
Mostly cloudy
3°
Brampton
Mostly cloudy
3°
Hamilton
Partly cloudy
5°
London
Mostly cloudy
5°
NBM + global weather models
Updated: 12:20 AM
Nepean, ON · Elev 285 ft · 45.34°N, 75.72°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: 12:20 AM