There are no active watches, warnings or advisories for Markham, ON.

Updated: @ 20-Aug-2018 1:20am - next update at 1:30am  
Summary / Temperature Wind Rain Outlook
Night time, Dry Night time, Dry
Currently: 17.7C, Max: 18.7C, Min: 17.7C 17.7°C
Colder 0.7°C than last hour.

Comfortable

Feels like (Humidex): 22°C

24-hr difference
-0.2°CColder 0.2°C than yesterday at this time.
  Today Yesterday
High: 18.7°C
12:00am
26.1°C
4:00pm
Low: 17.7°C
1:16am
15.4°C
6:13am
 Calm ESE
0.0
Gust:
0.0 km/h
0 Bft - Calm
Today: 1.6 km/h 12:36am
Gust Month: 38.7 km/h August 6
Rain Today: 0.0 mm
Rain Rate (/hr): 0.0 mm
Rain Yesterday: 0.2 mm
Storm Rain: 0.0 mm
This Month: 46.2 mm
Season Total: 507.4 mm
7 rain days in August.
Monday
Mainly sunny
Mainly sunny
Humidity & Barometer Almanac Moon
Humidity: 89 % Increased 3.0% since last hour.
Dew Point: 15.9°C Decreased 0.2°C since last hour.
Barometer: 1016.7 hPa Rising 0.3  hPa/hr
Baro Trend: Steady
Sunrise: 6:27am
Sunset: 8:14pm
Moonrise: 4:29pm
Moonset: 1:13am
Waxing Gibbous
Waxing Gibbous, Moon at 9 days in cycle
68%
Illuminated
UV Index Solar Radiation
   0.0    None
High: 0.0 @ 12:00am
0 W/m2 (0 %)
High: 0 @  12:00am
 Pool Temperature 
84.0°F
 EC Weather Forecast  - Outlook: Tonight & Monday
Sunday night
A few clouds
A few clouds

Min: 15°C
EC forecast: A few clouds. Fog patches developing near midnight. Low 15.
Davis VP+ forecast: Increasing clouds with little temp. change. precipitation possible within 24 to 48 hrs.
 
Monday
Mainly sunny
Mainly sunny

Max: 27°C
EC forecast: Sunny. Becoming a mix of sun and cloud near noon. Fog patches dissipating in the morning. High 27. Humidex 33. UV index 8 or very high.
Radar, courtesy of Environment Canada