Region of Waterloo Int'l Airport, Ontario

Please enable Javascript to view imperial units or the graphic.

Latitude 43.46° N | Longitude 80.38° W

Past 24 Hour Conditions

Date / Time
(EDT)
Conditions Temperature
(°C)
Wind
(km/h)
Humidex Relative
humidity
(%)
Dew
point
(°C)
Pressure
(kPa)
Visibility
(km)
18 August 2017
15:00


Cloudy

23  (22.8) SW 28 gust 37 29 72 18 100.7 16
14:00


Cloudy

22  (22.0) WSW 22 gust 35 28 75 18 100.6 16
13:00


Cloudy

23  (22.6) WSW 28 28 73 18 100.6 16
12:00


Cloudy

24  (23.9)   WSW 26 gust 37 30 71 18 100.6 16
11:00


Cloudy

23  (23.2) SW 28 gust 43 29 72 18 100.6 16
10:00


Mostly Cloudy

23  (22.9) SW 32 30 79 19 100.6 16
09:00


Mostly Cloudy

22  (22.0) SSW 21 gust 32 30 88 20 100.6 16
08:00


Sunny

21  (20.6) SSW 15 28 93 20 100.6 16
07:00


Mist

20  (19.6) SSW 15 * 97 19 100.6 8
06:00


Mist

20  (20.0) SSW 13 27 97 20 100.6 8
05:00


Mist

21  (20.7) SW 15 28 95 20 100.6 6
04:00


Mist

22  (21.6) SSW 17 30 95 21 100.6 8
03:00


Mist

21  (21.4) SW 5 30 98 21 100.6 5
02:00


Mist

21  (21.1) SW 5 29 98 21 100.6 5
01:00


Light Rain

20  (20.4) S 15 28 98 20 100.6 0.6
00:00


Fog

20  (19.9) S 9 * 98 20 100.7 0.4
17 August 2017
23:00


Mist

20  (19.5) S 8 * 97 19 100.8 4
22:00


Mist

19  (18.9) ESE 11 * 97 18 100.8 5
21:00


Mist

19  (18.7) E 15 * 97 18 100.8 6
20:00


Mist

19  (19.0) E 13 * 96 18 100.9 10
19:00


Cloudy

19  (19.4) E 17 * 94 18 101.0 15
18:00


Light Rain

19  (18.7) E 15 gust 28 * 96 18 101.0 11
17:00


Light Rain

19  (18.7) E 13 gust 30 * 95 18 101.1 10
16:00


Rain

19  (18.6)   E 22 gust 34 * 94 18 101.1 5
15:00


Light Rain

19  (19.2) ESE 17 * 92 18 101.3 6
Legend
n/a: not available

This table displays weather elements available for this station

Highest temperature
Lowest temperature

Equal temperature values are all highlighted

This is an automated product, generated using preliminary data.

If you require additional historical weather information, please visit Climate website.

Highlighting criteria

Significant Weather Conditions

To highlight potentially dangerous weather conditions the following are displayed in bold characters:

  • Tornado
  • Funnel Cloud
  • Thunderstorm
  • Lightning
  • Hail
  • Freezing precipitation
  • Heavy precipitation
  • Any other weather condition, if the visibility is 1.0 km0.6 miles or less

In addition some weather elements are displayed in bold characters when they reach the following values:

Temperatures:

  • Hot: 30.0°C86°F and higher
  • Cold: -30.0°C-22°F and lower
Humidex:
  • Values of 3595 and more
Wind chill
  • Values of -35-31 and below

Winds:

  • Mean speed of 60 km/h37 mph or more
  • Gust speed of 90 km/h56 mph or more

Visibility:

  • 1.0 km0.6 miles or less along with the weather conditions

What we are doing

Features

UV Index and sun protection

Be weather wise!

Extreme Heat Protection

Be prepared!

Lightning Safety

When thunder roars, GO INDOORS!

Date modified: