Current weather
10:00 AM14°C
Cloudy
High 13° · Low 7° · 40%
- Wind
- SW 18 km/h
- Wind gusts
- 33 km/h
- Humidity
- 72%
- Air quality (AQHI)
- 1.4 · Low risk
- UV index
- 0 · Low
More details
- Dew point
- 9°C
- Pressure
- 100.8 kPa
- Visibility
- 10 km
- Sunrise
- 7:09 AM
- Sunset
- 5:17 PM
- Daylight
- 10 h 8 min
Observed at Sarnia Chris Hadfield Airport, 10:00 AM EST · Environment and Climate Change Canada
Hourly forecast
Hourly →- Now13°19%
- 11 AM12°10%
- 12 PM13°10%
- 1 PM13°10%
- 2 PM13°10%
- 3 PM13°40%
- 4 PM13°40%
- 5 PM12°40%
- 6 PM12°40%
- 7 PM11°30%
- 8 PM11°30%
- 9 PM11°30%
- 10 PM11°30%
- 11 PM10°30%
- Fri
- 12 AM10°30%
- 1 AM9°80%
- 2 AM9°80%
- 3 AM8°80%
- 4 AM8°80%
- 5 AM8°80%
- 6 AM7°80%
- 7 AM7°80%
- 8 AM7°80%
- 9 AM7°80%
14-day forecast
Full 14-day →TodayNov 513°7°Chance of showersChance of showers40%
Day
Increasing cloudiness early this morning. 40 percent chance of showers late this afternoon. Wind southwest 30 km/h. High 13. UV index 2 or low.
- Wind
- SW 30 km/h
- Precipitation
- 40% · 0.9 mm
- UV index (max)
- 2 Low
- Air quality (AQHI)
- 2 · Low risk
Night
Cloudy with 40 percent chance of showers this evening and after midnight. Periods of rain beginning after midnight. Wind southwest 30 km/h becoming light early this evening. Low 7.
- Low
- 7°
- Wind
- SW 30 km/h
- Precipitation
- 40%
Sunrise7:09 AM
Sunset5:17 PM
Daylight10 h 8 min
Normal10° / 2°
FriNov 69°3°Periods of rainChance of showers40%
Day
Periods of rain. High 9. UV index 1 or low.
- Wind
- W 15 km/h
- Precipitation
- 40% · 3 mm
- UV index (max)
- 1 Low
- Air quality (AQHI)
- 2 · Low risk
Night
Cloudy with 40 percent chance of showers. Low plus 3.
- Low
- 3°
- Precipitation
- 40%
Sunrise7:09 AM
Sunset5:17 PM
Daylight10 h 8 min
SatNov 79°1°CloudyCloudy75%
Day
Cloudy. High 9.
- Precipitation
- 75% · 2 mm
- UV index (max)
- 1 Low
Night
Cloudy periods. Low plus 1.
- Low
- 1°
Sunrise7:10 AM
Sunset5:16 PM
Daylight10 h 5 min
SunNov 810°5°CloudyCloudy periods9%
Day
Cloudy. High 10.
- Precipitation
- 9% · 0 mm
- UV index (max)
- 2 Low
Night
Cloudy periods. Low plus 5.
- Low
- 5°
Sunrise7:11 AM
Sunset5:15 PM
Daylight10 h 3 min
MonNov 911°5°A mix of sun and cloudCloudy periods9%
Day
A mix of sun and cloud. High 11.
- Precipitation
- 9% · 0 mm
- UV index (max)
- 4 Moderate
Night
Cloudy periods. Low plus 5.
- Low
- 5°
Sunrise7:13 AM
Sunset5:14 PM
Daylight10 h 1 min
TueNov 1011°5°A mix of sun and cloudCloudy periods10%
Day
A mix of sun and cloud. High 11.
- Precipitation
- 10% · 0 mm
- UV index (max)
- 4 Moderate
Night
Cloudy periods. Low plus 5.
- Low
- 5°
Sunrise7:14 AM
Sunset5:13 PM
Daylight9 h 58 min
WedNov 1110°5°A mix of sun and cloud19%
Day
A mix of sun and cloud. High 10.
- Precipitation
- 19% · 0 mm
- UV index (max)
- 3 Moderate
Night
Low 5.
- Low
- 5°
Sunrise7:15 AM
Sunset5:11 PM
Daylight9 h 56 min
Days 8–14 · trend, lower confidence
ThuNov 126°2°ShowersNight low 2°70%
Day
Showers. High 6.
- Wind
- NW 23 km/h
- Wind gusts
- 44 km/h
- Precipitation
- 70% · 2 mm
- UV index (max)
- 2 Low
Night
Low 2.
- Low
- 2°
Sunrise7:16 AM
Sunset5:10 PM
Daylight9 h 54 min
SourceExtended outlook
FriNov 136°3°Mostly cloudyNight low 3°19%
Day
Mostly cloudy. High 6.
- Wind
- NW 22 km/h
- Wind gusts
- 46 km/h
- Precipitation
- 19% · 0 mm
- UV index (max)
- 2 Low
Night
Low 3.
- Low
- 3°
Sunrise7:18 AM
Sunset5:09 PM
Daylight9 h 51 min
SourceExtended outlook
SatNov 1410°1°Partly cloudyNight low 1°11%
Day
Partly cloudy. High 10.
- Wind
- SW 17 km/h
- Wind gusts
- 37 km/h
- Precipitation
- 11% · 0 mm
- UV index (max)
- 3 Moderate
Night
Low 1.
- Low
- 1°
Sunrise7:19 AM
Sunset5:09 PM
Daylight9 h 49 min
SourceExtended outlook
SunNov 1511°5°SunnyNight low 5°13%
Day
Sunny. High 11.
- Wind
- SW 14 km/h
- Wind gusts
- 36 km/h
- Precipitation
- 13% · 0 mm
- UV index (max)
- 4 Moderate
Night
Low 5.
- Low
- 5°
Sunrise7:20 AM
Sunset5:08 PM
Daylight9 h 47 min
SourceExtended outlook
MonNov 1612°5°Mostly cloudyNight low 5°68%
Day
Mostly cloudy. High 12.
- Wind
- SE 10 km/h
- Wind gusts
- 29 km/h
- Precipitation
- 68% · 2 mm
- UV index (max)
- 3 Moderate
Night
Low 5.
- Low
- 5°
Sunrise7:21 AM
Sunset5:07 PM
Daylight9 h 45 min
SourceExtended outlook
TueNov 1713°6°ShowersNight low 6°49%
Day
Showers. High 13.
- Wind
- S 11 km/h
- Wind gusts
- 36 km/h
- Precipitation
- 49% · 0.6 mm
- UV index (max)
- 4 Moderate
Night
Low 6.
- Low
- 6°
Sunrise7:23 AM
Sunset5:06 PM
Daylight9 h 43 min
SourceExtended outlook
WedNov 1815°9°Mostly cloudyNight low 9°17%
Day
Mostly cloudy. High 15.
- Wind
- SW 16 km/h
- Wind gusts
- 40 km/h
- Precipitation
- 17% · 0 mm
- UV index (max)
- 4 Moderate
Night
Low 9.
- Low
- 9°
Sunrise7:24 AM
Sunset5:05 PM
Daylight9 h 41 min
SourceExtended outlook
Sun & Moon
Moon calendar →Sunrise7:09 AM
Sunset5:17 PM
Daylight10 h 8 min
MoonWaning Crescent13% lit · rise 3:18 AM · set 3:20 PM
Pollen today · Corunna
TreesNonenone in the air
GrassNonenone in the air
WeedsLow2 grains/m³ · Ragweed
Fri: weeds low · Sat: weeds low · Sun: weeds low
Model estimate from WeatherAPI.com — pollen grains per m³ of air; levels on the National Allergy Bureau scale.
Model estimate from WeatherAPI.com — pollen grains per m³ of air; levels on the National Allergy Bureau scale.
Climate · monthly normals
Full climate →| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High | -1° | 0° | 5° | 12° | 18° | 24° | 26° | 25° | 22° | 15° | 8° | 2° |
| Low | -8° | -8° | -4° | 2° | 7° | 13° | 16° | 15° | 11° | 5° | 1° | -5° |
| Precip | 52 mm | 51 mm | 57 mm | 72 mm | 80 mm | 83 mm | 78 mm | 79 mm | 105 mm | 76 mm | 82 mm | 64 mm |
ECCC
Activities today
Derived from the forecastLaundry dayPoorLine-drying weather
GrillingPoorFire up the grill
RunningFairLace up outside
PatioPoorDinner outdoors
Forecast: Environment and Climate Change Canada (Sarnia - Petrolia - Western Lambton County), issued 5:00 AM · Days 8–14: WeatherAPI.com · weather.gc.ca · 42.8834°N, 82.4331°W · Elevation 192 m · Population 5,686 · Time zone America/Toronto