• Today

    Jul 3

    25°Lo 10°

    Mostly sunny

    Beneficial weather for sinus headaches
    • Hi
      RealFeel
      27°
    • UV
      7 - High
    • Cloud
      Cover
      24%
    more
  • Sat

    Jul 4

    26°Lo 14°

    Pleasant with clouds and sun

    Beneficial weather for sinus headaches
    • Hi
      RealFeel
      29°
    • UV
      7 - High
    • Cloud
      Cover
      52%
  • Sun

    Jul 5

    27°Lo 16°

    Mostly sunny and nice

    Beneficial weather for sinus headaches
    • Hi
      RealFeel
      29°
    • UV
      7 - High
    • Cloud
      Cover
      11%
    more
  • Mon

    Jul 6

    29°Lo 17°

    Plenty of sun

    Beneficial weather for sinus headaches
    • Hi
      RealFeel
      32°
    • UV
      7 - High
    • Cloud
      Cover
      10%
    more
  • Tue

    Jul 7

    28°Lo 16°

    A shower and t-storm around

    Neutral weather for sinus headaches
    • Hi
      RealFeel
      30°
    • UV
      6 - High
    • Cloud
      Cover
      69%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sat
3am
4am 5am 6am 7am 8am 9am 10am
  3am 4am 5am 6am 7am 8am 9am 10am
Forecast
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Sunny
Mostly Sunny
Mostly Cloudy
Partly Cloudy
Partly Cloudy
Temp (°C) 13° 12° 10° 12° 14° 17° 20° 21°
RealFeel® 13° 12° 10° 13° 15° 19° 22° 25°
Humidity 81% 85% 97% 86% 80% 70% 61% 57%
   
  3am 4am 5am 6am 7am 8am 9am 10am
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
7%
 
7%
 
7%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  3am 4am 5am 6am 7am 8am 9am 10am
Wind (km/h) 6 SSW 7 SSE 6 SE 6 E 4 ENE 4 E 4 SE 6 S
UV Index 0 0 0 0 1 1 3 4
Cloud Cover 10% 10% 10% 10% 10% 77% 66% 54%
Dew Point 10° 10° 10° 11° 12° 12° 12°
Middle Grid line 25 C Middle Grid line 20 C Middle Grid line 15 C Middle Grid line 10 C Middle Grid line 5 C

Temperature History - Jul 4

more Historical Weather Data >
  Today Normal Record 7/4/2014
High 26° 26° 34° (1955) 24°
Low 14° 14° (1979) 13°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:20 AM with 15:34 of sunlight, then sets at 8:54 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 10:33 PM with 11:02 of moolight, then sets at 9:35 AM

Ottawa Weather Report

Weekly Weather Pattern Clues into Early August

July 3, 2015; 11:41 AM ET

My latest interpretation of the ECMWF forecast model, along with some input from other models and current data. more >