Tm:Mean Temperature
Tx:Maximum Temperature
Tn:Minimum Temperature
Pr:Total Precipitation
CDD:Cooling Degree Days
HDD:Heating Degree Days
GSL:Growing Season Length
GSL-Start:Growing Season Start
GSL-End:Growing Season End
R1mm:Wet-Days
PRCPTOT:Precipition due to wet days
SDII:Mean precipitation amount on wet days
SU:Summer Days
TX90p:Hot Days
Tn90p:Hot Nights
TR:Tropical Nights
TXx:Maximum value of TX
WSDI:Warm Spell Duration Index
HWDI:Heat Wave Duration Index(days)
FD:Frost Days
ID:Icing Days
TX10p:Cold Days
TNn:Minimum value of TN
TN10p:Cold Nights
CSDI:Cols Spell Duration Index
RX1day:Maximum 1-day precipitation
RX5day:Maximum 5-day precipitation
R10mm:Heavy Precipitation Days
R20mm:Very Heavy Precipitation Days
CWD:Consecutive Wet Days
R95p:Very Wet Days
R95pTOT:Precipitation Due to Very Wet Days
R99p:Extreme Wet Days
R99pTOT:Precipitation Due to Extreme Wet Days
PrCDD:Consecutive Dry Days
(Daily, Monthly and Annual)
(Monthly, Seasonal and Annual)
Provincial Averages
Regional Averages
Municipal Averages
Averages at Grid Points
Average Temperature
Maximum Temperature
Minimum Temperature
Total Precipitation
(from Different Models)
Daily Average Temperature
Daily Maximum Temperature
Daily Minimum Temperature
Daily Total Precipitation
Ontario Climate Trends and Variations Bulletin – 2018
Projected Temperature and Precipitation Changes over the Great Lakes Basin
Trends of Precipitation in Ontario
Ontario Has Been Getting Hotter
Where Year 2016 Stands in Ontario's Temperature Changing Climate?
PROJECTED PRECIPITATION CHANGES IN ONTARIO FOR 2050s
PROJECTED TEMPERATURE CHANGES IN ONTARIO BY 2050s
Ontario Frost-Free Season (FFS)
Extreme Climate Indices for Building Code Calculation
Projected Change of Climate Indices Averaged over Ontario
Projected Change of Climate Indices Averaged over 50 Regions
Projected Change of Climate Indices Averaged over 150 Municipalities