Canadian Climate Normals 1961-1990 Station Data
Temperature and Precipitation Graph
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Temperature and Precipitation Graph for 1961 to 1990 Canadian Climate Normals
MONTREAL/DORVAL INT'L A
Symbol | Description |
---|---|
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Daily Maximum Temperature (°C) |
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Daily Average Temperature (°C) |
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Daily Minimum Temperature (°C) |
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Precipitation (mm) |
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.
MONTREAL/DORVAL INT'L A
QUEBEC
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Temperature | |||||||||||||
Daily Average (°C) | -10.3 | -8.8 | -2.4 | 5.7 | 12.9 | 18.0 | 20.8 | 19.4 | 14.5 | 8.3 | 1.6 | -6.9 | 6.1 |
Daily Maximum (°C) | -5.8 | -4.2 | 2.0 | 10.7 | 18.5 | 23.4 | 26.2 | 24.6 | 19.8 | 13.0 | 5.2 | -2.9 | 10.9 |
Daily Minimum (°C) | -14.9 | -13.5 | -6.9 | 0.6 | 7.3 | 12.5 | 15.4 | 14.1 | 9.3 | 3.6 | -2.0 | -11.0 | 1.2 |
Extreme Maximum (°C) | 13.9 | 15.0 | 25.6 | 30.0 | 33.9 | 35.0 | 35.6 | 37.6 | 32.8 | 28.3 | 21.7 | 16.7 | |
Date (yyyy/dd) | 1950/ 25 | 1981/ 22 | 1945/ 28 | 1990/ 27 | 1962/ 19 | 1964/ 30 | 1955/ 22Legend++ | 1975/ 01 | 1953/ 04 | 1968/ 02 | 1948/ 06 | 1951/ 06 | |
Extreme Minimum (°C) | -37.8 | -33.9 | -29.4 | -15.0 | -4.4 | 0.7 | 6.1 | 3.3 | -2.2 | -7.2 | -19.4 | -32.4 | |
Date (yyyy/dd) | 1957/ 15 | 1943/ 15 | 1950/ 04 | 1954/ 04 | 1974/ 02 | 1986/ 03 | 1982/ 03 | 1986/ 29Legend++ | 1951/ 30 | 1972/ 20 | 1949/ 27 | 1980/ 25 | |
Precipitation | |||||||||||||
Rainfall (mm) | 20.8 | 18.8 | 34.1 | 62.6 | 66.7 | 82.5 | 85.6 | 100.3 | 86.5 | 72.8 | 70.4 | 35.1 | 736.3 |
Snowfall (cm) | 47.7 | 41.2 | 31.3 | 10.9 | 1.6 | 0.0 | 0.0 | 0.0 | 0.0 | 2.6 | 24.1 | 54.8 | 214.2 |
Precipitation (mm) | 63.3 | 56.4 | 67.6 | 74.8 | 68.3 | 82.5 | 85.6 | 100.3 | 86.5 | 75.4 | 93.4 | 85.6 | 939.7 |
Snow Depth at Month-end (cm) | 21.0 | 21.0 | 3.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 4.0 | 19.0 | |
Extreme Daily Rainfall (mm) | 31.0 | 31.5 | 32.0 | 34.5 | 37.6 | 61.6 | 57.4 | 68.8 | 81.9 | 63.8 | 55.1 | 42.9 | |
Date (yyyy/dd) | 1964/ 20 | 1961/ 25 | 1973/ 17 | 1979/ 02 | 1945/ 17 | 1987/ 08 | 1987/ 14 | 1952/ 21 | 1979/ 14 | 1989/ 20 | 1950/ 04 | 1957/ 26 | |
Extreme Daily Snowfall (cm) | 32.8 | 39.4 | 43.2 | 25.7 | 21.8 | 0.0 | 0.0 | 0.0 | 6.1 | 21.2 | 30.5 | 37.8 | |
Date (yyyy/dd) | 1979/ 21 | 1954/ 16 | 1971/ 04 | 1975/ 03 | 1963/ 10 | 1990/ 30Legend++ | 1990/ 31Legend++ | 1990/ 31Legend++ | 1946/ 30 | 1988/ 22 | 1944/ 30 | 1969/ 27 | |
Extreme Daily Precipitation (mm) | 32.5 | 39.4 | 37.6 | 34.5 | 37.6 | 61.6 | 57.4 | 68.8 | 81.9 | 63.8 | 55.1 | 50.8 | |
Date (yyyy/dd) | 1985/ 01 | 1954/ 16 | 1955/ 22 | 1979/ 02 | 1945/ 17 | 1987/ 08 | 1987/ 14 | 1952/ 21 | 1979/ 14 | 1989/ 20 | 1950/ 04 | 1942/ 30 | |
Degree Days | |||||||||||||
Above 18 °C | 0.0 | 0.0 | 0.0 | 0.4 | 10.0 | 44.5 | 97.3 | 68.2 | 16.0 | 0.7 | 0.0 | 0.0 | 237.0 |
Above 5 °C | 0.1 | 0.6 | 6.4 | 65.7 | 247.7 | 390.1 | 491.2 | 446.0 | 286.5 | 121.3 | 22.4 | 0.8 | 2079.0 |
Below 0 °C | 325.7 | 257.1 | 114.9 | 7.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.6 | 38.4 | 227.5 | 972.0 |
Below 18 °C | 879.6 | 759.3 | 633.7 | 370.1 | 166.7 | 44.3 | 9.1 | 25.2 | 119.5 | 300.7 | 492.3 | 774.5 | 4575.0 |
Days With | |||||||||||||
Maximum Temperature >0 °C | 8.0 | 8.0 | 20.0 | 29.0 | 31.0 | 30.0 | 31.0 | 31.0 | 30.0 | 31.0 | 25.0 | 11.0 | 286.0 |
Measurable Rainfall | 4.0 | 4.0 | 7.0 | 11.0 | 13.0 | 13.0 | 12.0 | 13.0 | 11.0 | 13.0 | 11.0 | 6.0 | 117.0 |
Measurable Snowfall | 15.0 | 12.0 | 9.0 | 3.0 | Legend** | 0.0 | 0.0 | 0.0 | 0.0 | 1.0 | 6.0 | 14.0 | 61.0 |
Measurable Precipitation | 16.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 12.0 | 13.0 | 11.0 | 13.0 | 15.0 | 17.0 | 162.0 |
Freezing Precipitation | 3.0 | 2.0 | 2.0 | Legend** | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | Legend** | 1.0 | 4.0 | 13.0 |
Fog | 1.0 | 2.0 | 1.0 | 1.0 | Legend** | 1.0 | Legend** | 1.0 | 2.0 | 2.0 | 2.0 | 2.0 | 18.0 |
Thunderstorms | 0.0 | Legend** | Legend** | 1.0 | 2.0 | 5.0 | 7.0 | 6.0 | 2.0 | Legend** | Legend** | Legend** | 26.0 |
Wind | |||||||||||||
Speed (km/h) | 17.0 | 16.0 | 16.0 | 16.0 | 14.0 | 14.0 | 12.0 | 11.0 | 12.0 | 14.0 | 16.0 | 16.0 | 15.0 |
Most Frequent Direction | W | W | W | W | SW | SW | SW | SW | SW | W | W | W | W |
Hourly Speed (km/h) | 90.0 | 80.0 | 74.0 | 70.0 | 72.0 | 66.0 | 58.0 | 71.0 | 61.0 | 72.0 | 76.0 | 69.0 | |
Direction | SW | N | NE | W | SW | NE | SW | SE | NE | SW | W | W | |
Gust Speed (km/h) | 117.0 | 138.0 | 161.0 | 106.0 | 103.0 | 111.0 | 126.0 | 105.0 | 97.0 | 117.0 | 113.0 | 103.0 | |
Direction | SW | W | S | W | W | S | W | S | W | SW | S | W | |
Pressure | |||||||||||||
Station Pressure (kPa) | 101.17 | 101.23 | 101.12 | 100.96 | 100.98 | 100.88 | 100.93 | 101.08 | 101.26 | 101.28 | 101.18 | 101.26 | 101.11 |
Sunshine | |||||||||||||
Bright Sunshine (hours) | 102.9 | 123.0 | 158.7 | 182.5 | LegendNXN | LegendNXN | 275.9 | 240.8 | 169.8 | 141.1 | 84.2 | 80.0 | LegendNXN |
Humidity | |||||||||||||
Vapour Pressure (kPa) | 0.25 | 0.27 | 0.39 | 0.61 | 0.98 | 1.44 | 1.73 | 1.67 | 1.3 | 0.86 | 0.57 | 0.33 | 0.87 |
Relative Humidity - 0600LST (%) | 75.0 | 75.0 | 75.0 | 75.0 | 75.0 | 78.0 | 82.0 | 86.0 | 87.0 | 84.0 | 82.0 | 78.0 | |
Relative Humidity - 1500LST (%) | 69.0 | 66.0 | 61.0 | 55.0 | 52.0 | 56.0 | 55.0 | 58.0 | 60.0 | 62.0 | 70.0 | 72.0 |
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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