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Canadian Climate Normals 1961-1990 Station Data

Temperature and Precipitation Graph
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Normals Data

Data used in the calculation of these Normals may be subject to further quality assurance checks. This may result in minor changes to some values presented here.

SIMCOE
ONTARIO

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Normals Station Data
(all elements)
1961 to 1990 Canadian Climate Normals Station Data
 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Year
Temperature
Daily Average (°C)-6.2 -5.6 -0.2 6.5 12.6 17.8 20.4 19.5 15.5 9.6 3.8 -2.8 7.6
Daily Maximum (°C)-2.4 -1.5 4 11.9 18.5 23.7 26.3 25.2 21 14.5 7.6 0.9 12.5
Daily Minimum (°C)-10.2 -9.8 -4.5 1.1 6.7 11.9 14.5 13.8 10 4.6 0 -6.6 2.6
Extreme Maximum (°C)13.9 15 23.9 29 33.3 35.6 35.6 36.1 34.4 27.8 21 20
Date (yyyy/dd)1967/ 25 1976/ 25 1977/ 30 1985/ 22 1962/ 17 1971/ 28 1966/ 02 1973/ 28 1973/ 03 1971/ 02 1982/ 02 1982/ 03
Extreme Minimum (°C)-29.4 -26.7 -23.9 -13.2 -3.9 -0.6 5 2 -3.3 -7.2 -13 -23.3
Date (yyyy/dd)1976/ 18 1973/ 17 1967/ 18 1982/ 07 1966/ 10 1969/ 21 1963/ 09 1982/ 29 1974/ 23 1965/ 29 1986/ 14 1975/ 22Legend++
Precipitation
Rainfall (mm)29.6 27.4 61.3 76 73.6 81.6 76.7 80.1 88.8 72 80.4 55 802.3
Snowfall (cm)40.4 34.6 22.9 7.8 0.2 0 0 0 0 1.2 15.1 43.3 165.6
Precipitation (mm)63.2 58.3 82.1 83.4 73.8 81.6 76.7 80.1 88.8 73.2 95 92.2 948.3
Snow Depth at Month-end (cm)13 11 1 0 0 0 0 0 0 0 2 10
Extreme Daily Rainfall (mm)35.2 28.2 55.4 52.3 56.4 94.2 82.8 72.4 81.6 59.4 76.2 40.6
Date (yyyy/dd)1980/ 11 1974/ 22 1965/ 05 1963/ 19 1985/ 31 1968/ 25 1963/ 29 1963/ 13 1977/ 26 1973/ 29 1985/ 04 1967/ 21
Extreme Daily Snowfall (cm)30 30 20 13.5 3 0 0 0 0 18.8 27.9 23.9
Date (yyyy/dd)1982/ 31 1984/ 28 1985/ 04 1965/ 17 1984/ 13 1986/ 30Legend++ 1986/ 22Legend++ 1986/ 31Legend++ 1986/ 30Legend++ 1962/ 25 1969/ 15 1964/ 07
Extreme Daily Precipitation (mm)36 32.5 55.4 52.3 56.4 94.2 82.8 72.4 81.6 59.4 76.2 40.6
Date (yyyy/dd)1982/ 31 1965/ 25 1965/ 05 1963/ 19 1985/ 31 1968/ 25 1963/ 29 1963/ 13 1977/ 26 1973/ 29 1985/ 04 1967/ 21
Degree Days
Above 18 °C0 0 0 0.8 10.3 45.3 87 68.4 24.4 1.4 0 0 238
Above 5 °C0.9 0.9 16.4 83.6 238 387.8 478.4 449.7 315.4 153.4 41.8 7.4 2174
Below 0 °C204.5 174.3 69.3 6.2 0 0 0 0 0 0.4 16.3 118.9 590
Below 18 °C750.2 668.4 565.2 346.1 177 47.5 11.6 21.7 99 262 425.1 643.8 4018
Days With
Maximum Temperature >°C11 11 23 29 31 30 31 31 30 31 28 17 303
Measurable Rainfall5 4 9 11 11 10 9 10 10 11 11 8 110
Measurable Snowfall15 12 9 3 Legend** 0 0 0 0 Legend** 5 13 57
Measurable Precipitation17 14 15 12 12 10 9 10 10 12 14 18 154
Wind
Speed (km/h)18 17 17 17 14 13 12 11 12 13 LegendNXN LegendNXN LegendNXN
Most Frequent DirectionW W W W W SW SW W W W X X X
Hourly Speed (km/h)77 85 84 64 56 51 48 53 45 52 61 63
DirectionSW SW SW W SW NW N N SW W SW NW
Gust Speed (km/h)119 105 117 100 102 94 103 85 80 85 100 97
DirectionS W SW NW NW NW NW W W NW W W
Humidity
Relative Humidity - 1500LST (%)75 72 69 58 LegendNXN 57 LegendNXN LegendNXN LegendNXN LegendNXN LegendNXN LegendNXN

Legend

  • C = Calm
  • M = No data for the period
  • N or X = Data exists, but not enough to derive a value
  • + = Most recent occurrence of the extreme value
  • * = Quantity is less than one
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