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What's New in latest Release from April 7th, 2021:

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

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- Addition of station inventory lists for 1981-2010, 1971-2000, and 1961-1990 Normals.

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Almanac Averages and Extremes for June 16

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 23.3 °C  
Average Minimum Temperature 12.0 °C  
Monthly Frequency of Precipitation 39 %  
Highest Temperature (1935-2020) 30.0 °C 1994
Lowest Temperature (1935-2020) 3.7 °C 1992
Greatest Precipitation (1935-2020) 34.6 mm 1997
Greatest Rainfall (1935-2020) 34.6 mm 1997
Greatest Snowfall (1935-2020)    
Most Snow on the Ground (1955-2017)    
Most Recent Daily Data for June 16
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
2021                   
2020  24.6 7.8 16.2 0.0 0.0 0.0      
2019  21.5 8.0 14.8 0.0 0.0 0.0      
2018  24.0 10.4 17.2 0.0 0.0 0.0     <31
2017 26.3 16.3 21.3 LegendTT 0.0 LegendTT 0   <31

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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