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St. Catharines / Niagara District Airport, Ontario

Latitude 43.19° N | Longitude 79.17° W

Past 24 Hour Conditions

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Date / Time
(EDT)		 Conditions Temperature
(°C)		 Wind
(km/h)		 Relative
humidity
(%)		 Dew
point
(°C)		 Pressure
(kPa)		 Visibility
(km)
01 April 2025
13:00


Mostly Cloudy

 3  (2.6) N 21 46 -8 102.4 24
12:00


Mainly Sunny

 3  (2.6) NNW 17 gusts 31 57 -5 102.4 24
11:00


Mainly Sunny

 2  (2.2) NNW 21 57 -6 102.3 24
10:00


Mainly Sunny

 2  (1.6) NNW 22 58 -6 102.2 24
09:00


Mainly Sunny

 1  (1.2) N 17 gusts 28 59 -6 102.1 24
08:00


Partly Cloudy

 1  (0.7) N 22 63 -6 102.0 24
07:00


Mostly Cloudy

 1  (0.6)   NNW 21 gusts 33 61 -6 101.9 24
06:00 n/a 1  (1.2) N 21 gusts 36 60 -6 101.8 n/a
05:00 n/a 2  (1.6) NNW 17 79 -2 101.7 n/a
04:00 n/a 2  (1.7) W 24 70 -3 101.6 n/a
03:00 n/a 2  (1.6) WNW 12 71 -3 101.5 n/a
02:00 n/a 2  (1.6) WNW 20 67 -4 101.5 n/a
01:00 n/a 1  (1.4) NNW 24 73 -3 101.4 n/a
00:00 n/a 1  (1.2) NNW 21 gusts 33 75 -3 101.3 n/a
31 March 2025
23:00 n/a 1  (1.2) NW 19 74 -3 101.3 n/a
22:00 n/a 1  (1.4) NW 27 gusts 40 73 -3 101.2 n/a
21:00


Cloudy

 2  (1.8) NW 25 gusts 36 76 -2 101.1 24
20:00


Cloudy

 2  (2.1) WNW 21 gusts 30 75 -2 101.0 24
19:00


Cloudy

 3  (2.5) WNW 24 gusts 37 74 -2 101.0 24
18:00


Cloudy

 4  (3.5) WNW 27 gusts 39 74 -1 100.8 24
17:00


Mostly Cloudy

 5  (4.8) WNW 28 gusts 42 73 0 100.7 24
16:00


Mostly Cloudy

 6  (5.7) W 35 70 1 100.6 24
15:00


Mostly Cloudy

 6  (6.2) W 30 70 1 100.6 24
14:00


Mostly Cloudy

 6  (6.2) W 31 gusts 41 74 2 100.4 24
13:00


Cloudy

 7  (6.5)   WNW 39 gusts 50 81 4 100.3 24
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

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