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- Updated Glossary, including Speed of Maximum Gust, and Total Hourly Precipitation

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Almanac Averages and Extremes for June 27

TRENTON A
ONTARIO

44°07'00.000" N
77°32'00.000" W
86.30 m
6158875
71621
YTR

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Almanac Averages & Extremes
Averages and Extremes
Category (Period of Record) Value Year
Average Maximum Temperature 24.7 °C  
Average Minimum Temperature 13.5 °C  
Monthly Frequency of Precipitation 39 %  
Highest Temperature (1935-2020) 33.0 °C 2007
Lowest Temperature (1935-2020) 7.6 °C 2004
Greatest Precipitation (1935-2020) 35.8 mm 1968
Greatest Rainfall (1935-2020) 35.8 mm 1968
Greatest Snowfall (1935-2020)    
Most Snow on the Ground (1955-2017)    
Most Recent Daily Data for June 27
Year Maximum Temperature DefinitionMax Temp
°C
Minimum Temperature DefinitionMin Temp
°C
Mean Temperature DefinitionMean Temp
°C
Total Rain DefinitionTotal Rain
mm
Total Snow DefinitionTotal Snow
cm
Total Precipitation DefinitionTotal Precip
mm
Snow on Ground DefinitionSnow on Grnd
cm
Direction of Maximum Gust DefinitionDir of Max Gust
10's deg
Speed of Maximum Gust DefinitionSpd of Max Gust
km/h
2020  27.4 17.8 22.6 LegendTT 0.0 LegendTT   23 48
2019  27.1 13.9 20.5 0.0 0.0 0.0      
2018  19.4 13.8 16.6 13.0 0.0 13.0     <31
2017 18.2 10.0 14.1 3.0 0.0 3.0 0 21LegendEE 32LegendEE
2016 30.5 21.2 25.9 2.6 0.0 2.6 0 23LegendEE 35LegendEE

Legend

  • A = Accumulated
  • B = More than one occurrence and estimated
  • C = Precipitation occurred, amount uncertain
  • E = Estimated
  • F = Accumulated and estimated
  • L = Precipitation may or may not have occurred
  • M = Missing
  • N = Temperature missing but known to be > 0
  • S = More than one occurrence
  • T = Trace
  • Y = Temperature missing but known to be   < 0
  • [empty] = Indicates an unobserved value
  • ^ = The value displayed is based on incomplete data
  • † = Data that is not subject to review by the National Climate Archives
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