St. Catharines Airport, Ontario

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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)
17 August 2018
06:00 n/a 23  (22.6) S 13 32 95 22 101.3 n/a
05:00 n/a 23  (23.0) S 16 32 93 22 101.4 n/a
04:00 n/a 23  (22.6) S 14 32 96 22 101.4 n/a
03:00 n/a 23  (22.5) S 12 32 95 22 101.4 n/a
02:00 n/a 24  (23.5) SSW 18 gust 32 32 88 21 101.5 n/a
01:00 n/a 25  (24.5) S 12 33 81 21 101.5 n/a
00:00 n/a 24  (24.3) S 11 33 82 21 101.5 n/a
16 August 2018
23:00 n/a 25  (24.5) S 10 33 79 21 101.6 n/a
22:00 n/a 24  (23.9) SSW 22 32 82 21 101.6 n/a
21:00


Partly Cloudy

25  (25.1) SE 8 33 74 20 101.5 24
20:00


Mostly Cloudy

27  (26.5) S 14 34 65 19 101.6 24
19:00


Mostly Cloudy

28  (27.9) SSW 22 35 59 19 101.6 24
18:00


Mostly Cloudy

29  (28.9) SSW 20 36 56 20 101.6 24
17:00


Mostly Cloudy

30  (30.4) SW 18 37 50 19 101.6 24
16:00


Mostly Cloudy

31  (30.7) SSW 22 37 47 18 101.6 19
15:00


Mostly Cloudy

31  (30.8) S 17 gust 29 39 53 20 101.6 24
14:00


Mostly Cloudy

30  (29.8) SW 18 gust 28 37 54 20 101.7 16
13:00


Mostly Cloudy

32  (31.5)   SSW 23 39 51 20 101.7 24
12:00


Mostly Cloudy

31  (30.9) SSW 16 39 55 21 101.7 16
11:00


Partly Cloudy

30  (29.6) SW 8 38 61 21 101.7 24
10:00


Mostly Cloudy

28  (28.0) WSW 12 37 68 22 101.7 13
09:00


Mostly Cloudy

26  (26.0) S 8 36 80 22 101.7 13
08:00


Mist

24  (23.7) SSW 9 33 89 22 101.7 8
07:00


Mist

21  (20.5) S 9 28 100 21 101.7 8
06:00 n/a 20  (19.9)   SSE 4 * 100 20 101.6 n/a
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

Play it safe!

Extreme Heat Protection

Be weather wise!

Lightning Safety

When thunder roars, GO INDOORS!

Date modified: