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Lake Simcoe Regional Airport, Ontario

Latitude 44.48° N | Longitude 79.55° W

Past 24 Hour Conditions

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Date / Time
(EDT)		 Conditions Temperature
(°C)		 Wind
(km/h)		 Wind
chill		 Humidex Relative
humidity
(%)		 Dew
point
(°C)		 Pressure
(kPa)		 Visibility
(km)
30 April 2025
07:00 n/a 0  (-0.3) NW 15 -5 * 79 -4 102.2 n/a
06:00 n/a 0  (-0.3) NW 16 -5 * 79 -4 102.1 n/a
05:00 n/a 0  (-0.4) NNW 15 -5 * 78 -4 102.0 n/a
04:00 n/a -1  (-0.6)   NNW 9 -4 * 80 -4 102.0 n/a
03:00 n/a 0  (0.4) NNW 20 gusts 31 * * 76 -3 101.8 n/a
02:00 n/a 1  (1.1) NW 21 * * 75 -3 101.8 n/a
01:00 n/a 2  (1.8) NW 21 gusts 31 * * 79 -1 101.7 n/a
00:00 n/a 3  (2.8) NW 30 gusts 49 * * 76 -1 101.6 n/a
29 April 2025
23:00 n/a 4  (3.7) WNW 40 gusts 57 * * 80 1 101.5 n/a
22:00 n/a 4  (4.2) WNW 37 gusts 57 * * 80 1 101.4 n/a
21:00 n/a 5  (5.0) NW 38 gusts 57 * * 77 1 101.3 n/a
20:00 n/a 7  (6.6) WNW 40 gusts 52 * * 69 1 101.1 n/a
19:00 n/a 10  (10.4) WNW 46 gusts 63 * * 63 4 100.9 n/a
18:00 n/a 15  (14.6) NW 47 gusts 68 * * 61 7 100.7 n/a
17:00 n/a 26  (26.2) WNW 47 gusts 60 * 28 38 11 100.3 n/a
16:00 n/a 27  (27.0) W 34 gusts 52 * 29 39 12 100.3 n/a
15:00 n/a 27  (27.4)   WSW 32 gusts 51 * 30 41 13 100.4 n/a
14:00 n/a 27  (27.1) WSW 23 gusts 44 * 31 48 15 100.4 n/a
13:00 n/a 26  (25.6) SW 32 gusts 43 * 30 55 16 100.5 n/a
12:00 n/a 25  (24.6) SW 29 gusts 41 * 29 58 16 100.6 n/a
11:00 n/a 21  (21.2) SW 13 * 25 70 15 100.7 n/a
10:00 n/a 21  (21.1) SSW 12 * 24 58 13 100.7 n/a
09:00 n/a 17  (17.3) S 14 * * 54 8 100.9 n/a
08:00 n/a 16  (16.3) SSW 14 * * 52 7 100.9 n/a
07:00 n/a 13  (13.4) S 9 * * 51 4 101.0 n/a
Legend
n/a: not available
*: value not significant

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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