St. Catharines Airport, Ontario

Please enable Javascript to view imperial units or the graphic.

Latitude 43.19° N | Longitude 79.17° W

Past 24 Hour Conditions

Date / Time
(EDT)
Conditions Temperature
(°C)
Wind
(km/h)
Humidex Relative
humidity
(%)
Dew
point
(°C)
Pressure
(kPa)
Visibility
(km)
26 September 2017
08:00


Partly Cloudy

20  (19.8) SSW 6 * 98 20 101.6 11
07:00


Partly Cloudy

20  (19.7) SSW 7 * 98 19 101.6 11
06:00 n/a 19  (19.3)   SSW 8 * 98 19 101.5 n/a
05:00 n/a 20  (19.9) S 7 * 98 20 101.5 n/a
04:00 n/a 20  (20.2) S 7 28 98 20 101.5 n/a
03:00 n/a 20  (19.7) SW 7 * 98 19 101.5 n/a
02:00 n/a 20  (20.1) WSW 2 27 97 20 101.6 n/a
01:00 n/a 21  (20.9) SW 4 29 95 20 101.5 n/a
00:00 n/a 21  (20.6) WNW 10 28 93 19 101.5 n/a
25 September 2017
23:00 n/a 21  (21.3) calm 29 90 20 101.5 n/a
22:00 n/a 22  (21.6) calm 29 91 20 101.5 n/a
21:00


Mostly Cloudy

23  (22.8) ESE 9 31 87 20 101.6 16
20:00


Mostly Cloudy

23  (23.2) ENE 4 31 83 20 101.6 16
19:00


Mostly Cloudy

25  (25.4) NE 4 33 73 20 101.6 16
18:00


Mostly Cloudy

28  (27.5) ENE 10 35 64 20 101.6 16
17:00


Mostly Cloudy

29  (28.7) NE 9 37 60 20 101.6 16
16:00


Mostly Cloudy

29  (29.0) NE 17 36 57 20 101.7 19
15:00


Mostly Cloudy

29  (29.4) N 17 37 58 21 101.7 19
14:00


Partly Cloudy

30  (29.8) NNE 14 39 61 22 101.7 19
13:00


Mostly Cloudy

32  (31.5)   NNW 8 41 57 22 101.8 16
12:00


Mostly Cloudy

31  (31.1) SSE 6 39 51 20 101.9 19
11:00


Partly Cloudy

29  (29.0) S 4 38 62 21 101.9 16
10:00


Cloudy

27  (26.6) SSE 4 35 72 21 101.9 16
09:00


Cloudy

24  (23.6) N 3 32 84 21 101.9 16
08:00


Mostly Cloudy

20  (19.8) SSW 3 * 96 19 101.9 19
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

Date modified: