Alta Lake weather

 Latitude N 50° 08' 31"    Longitude W 122° 58' 21"    Elevation 650 m

Records began on 22 July 2013. Here are the extremes recorded since then.

Records Since 22 July 2013
Temperature and Humidity
Highest Temperature 35.0 °C at 12:04 PM on 09 August 2013
Lowest Temperature -2.6 °C at 7:00 AM on 03 April 2017
Highest Dew Point 21.4 °C at 7:39 PM on 18 March 2017
Lowest Dew Point -5.2 °C at 1:39 AM on 24 May 2017
Highest Apparent Temperature 32.2 °C at 5:12 PM on 03 August 2017
Lowest Apparent Temperature -5.1 °C at 7:00 AM on 03 April 2017
Lowest Wind Chill Temperature -1.2 °C at 3:07 PM on 18 March 2017
Highest Heat Index 31.4 °C at 5:06 PM on 03 August 2017
Highest Minimum 999.0 °C at 6:35 AM on 13 March 2017
Lowest Maximum 0.0 °C at 12:10 PM on 14 March 2017
Highest Humidity 98 % at 10:28 PM on 31 July 2013
Lowest Humidity 2 % at 2:44 PM on 29 July 2013
Highest Daily Range 22.4 °C on 27 March 2017
Lowest Daily Range 0.0 °C on 13 March 2017
Rainfall
Highest Rain Rate 17.5 mm/hr at 10:07 PM on 17 September 2017
Highest Hourly Rainfall 4.8 mm at 2:54 PM on 17 September 2017
Highest Daily Rainfall 71.8 mm on 11 September 2017
Highest Monthly Rainfall 120.0 mm September 2017
Longest Dry Period 64 days to 26 May 2017
Longest Wet Period 4 days to 20 September 2017
Wind
Highest Wind Gust 26.1 kts at 3:24 PM on 26 June 2017
Highest Wind Speed Average 16.5 kts at 2:41 PM on 10 September 2017
Highest Daily Wind Run 196.9 nm on 13 June 2017
Pressure
Lowest Pressure (sl) 927.00 mb at 5:16 AM on 16 May 2017
Highest Pressure (sl) 1028.00 mb at 10:00 AM on 21 April 2017
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