• Tonight

    May 25

    Lo 18°

    Cloudy with a t-storm late

    Running Weather
    • Precip
      25%
    • Hours of Precip
      0.5
    • Wind
      Gust
      35 k/h
    more
  • Thu

    May 26

    26°Lo 18°

    Mainly cloudy and very warm

    Very Good for running
    • Precip
      25%
    • Hours of Precip
      0
    • Wind
      Gust
      24 k/h
    more
  • Fri

    May 27

    28°Lo 17°

    Mostly cloudy with a t-storm

    Good for running
    • Precip
      55%
    • Hours of Precip
      2
    • Wind
      Gust
      22 k/h
  • Sat

    May 28

    29°Lo 18°

    Clouds and sun with a t-storm

    Good for running
    • Precip
      55%
    • Hours of Precip
      1.5
    • Wind
      Gust
      19 k/h
    more
  • Sun

    May 29

    26°Lo 18°

    Some sun, a t-storm in spots

    Good for running
    • Precip
      40%
    • Hours of Precip
      3
    • Wind
      Gust
      20 k/h
    more
Next Previous
Hi 28° RealFeel® 31° Precipitation 55%

Day

N

E

S

W

  • SSW 13 km/h
  • Gusts: 22 km/h

More clouds than sun; very warm with a shower or thunderstorm

  • Max UV Index: 4 (Moderate)
  • Thunderstorms: 60%
  • Precipitation: 3 mm
  • Rain: 3 mm
  • Snow: 0 CM
  • Ice: 0 mm
  • Hours of Precipitation: 1 hrs
  • Hours of Rain: 1 hrs
Lo 17° RealFeel® 16° Precipitation 55%

Night

N

E

S

W

  • S 9 km/h
  • Gusts: 17 km/h

Rather cloudy and mild; a thunderstorm in spots in the evening followed by a passing shower late

  • Max UV Index: N/A
  • Thunderstorms: 60%
  • Precipitation: 2 mm
  • Rain: 2 mm
  • Snow: 0 CM
  • Ice: 0 mm
  • Hours of Precipitation: 1 hrs
  • Hours of Rain: 1 hrs

Temperature History - May 27

more Historical Weather Data >
  Today Normal Record 5/27/2015
High 28° 20° N/A 27°
Low 17° N/A 13°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:55 AM with 15:03 of sunlight, then sets at 8:58 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:45 AM with 10:28 of moolight, then sets at 11:13 AM

Sarnia Weather Report

Warm pattern into the weekend for the East

May 25, 2016; 12:54 PM ET

Summerlike temperatures for Ontario and Quebec into the weekend. more >