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Canadian Climate Normals 1971-2000

The minimum number of years used to calculate these Normals is indicated by a code for each element. A "+" beside an extreme date indicates that this date is the first occurrence of the extreme value. Values and dates in bold indicate all-time extremes for the location.

NOTE!! 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.

SCHEFFERVILLE A
QUEBEC
Latitude: 54°48'00.000" N Longitude: 66°49'00.000" W Elevation: 521.80 m
Climate ID: 7117825 WMO ID: 71828 TC ID: YKL
Normals from to  
January-June January-December+Year July-December
Temperature:Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Year Code
Daily Average (°C)-24.1 -22.6 -16 -7.3 1.2 8.5 12.4 11.2 5.4 -1.7 -9.8 -20.6 -5.3 C
Standard Deviation3 3.5 3.3 2.6 1.8 1.8 1 1.2 1.5 1.7 2.3 3 1.2 C
Daily Maximum (°C)-19 -16.9 -9.8 -1.5 6 13.7 17.2 15.8 8.9 1.3 -6.1 -15.9 -0.5 C
Daily Minimum (°C)-29.2 -28.1 -22.2 -13.1 -3.6 3.3 7.6 6.5 1.7 -4.6 -13.5 -25.2 -10 C
Extreme Maximum (°C)5.1 5.1 9.4 13.1 28.3 34.3 31.7 28.7 26.7 20.6 9.8 5    
Date (yyyy/dd)1986/28 1981/24 1953/25 1984/28 1950/31 1989/24 1970/25 1990/05 1959/10 1970/10 1977/11 1951/04  
Extreme Minimum (°C)-48.3 -50.6 -45 -36.1 -23.3 -7.8 0 -3.3 -9.4 -19.4 -35.6 -47.2    
Date (yyyy/dd)1957/15 1950/07 1964/10 1950/08 1972/01 1956/08 1951/14 1948/30 1948/29 1974/22 1949/23 1989/27  
Precipitation:
Rainfall (mm)0.2 0.2 1.6 8.4 27.7 65.4 106.8 82.8 85.3 24.4 4.5 0.9 408.1 C
Snowfall (cm)57.4 42.6 56.6 54.8 22.9 8 0.5 1.7 12.7 57.2 70.7 55.4 440.5 C
Precipitation (mm)53.2 38.7 53.3 61.4 52.1 73.7 107.2 84.5 98.4 80.5 69.4 50.7 822.9 C
Average Snow Depth (cm)62 70 71 69 18 0 0 0 0 7 26 49 31 C
Median Snow Depth (cm)60 70 70 71 12 0 0 0 0 5 26 48 30 C
Snow Depth at Month-end (cm)71 71 76 49 2 0 0 0 1 12 41 53 31 C
Extreme Daily Rainfall (mm)24.6 2.8 10.6 23.4 29.5 51.3 54.4 48.5 45.2 34.3 34.8 5.8    
Date (yyyy/dd)1958/18 1960/15 1987/31 1979/29 1958/29 1958/14 1989/19 1970/01 1990/16 1959/24 1966/03 1982/03  
Extreme Daily Snowfall (cm)30.6 29 36.4 30.2 33.2 23.7 9 23.9 28.4 35.6 29 25.4    
Date (yyyy/dd)1982/18 1976/02 1982/27 1973/06 1992/23 1978/13 1979/04 1965/29 1960/13 1951/27 1990/11 1973/22  
Extreme Daily Precipitation (mm)29 29 36.8 32.8 33.8 51.3 54.4 48.5 49 41.2 35.8 24.6    
Date (yyyy/dd)1982/18 1976/02 1982/27 1975/19 1992/23 1958/14 1989/19 1970/01 1990/15 1990/19 1966/03 1962/10  
Extreme Snow Depth (cm)163 188 190 163 132 38 0 18 18 53 89 115    
Date (yyyy/dd)1977/30 1977/28 1977/01 1963/08 1965/05 1970/01 1955/01 1965/30 1969/28 1976/29 1976/22 1980/14  
Days with Maximum Temperature:
<= 0 °C30.6 27.6 27.6 17.5 3.8 0.13 0 0 0.52 12.2 26 30.5 176.4 C
> 0 °C0.41 0.65 3.4 12.5 27.2 29.9 31 31 29.5 18.9 4 0.55 188.9 C
> 10 °C0 0 0 0.39 6.6 20.8 29.1 27.3 11.2 0.80 0 0 96.1 C
> 20 °C0 0 0 0 0.39 4.6 9.2 6.5 0.43 0 0 0 21.1 C
> 30 °C0 0 0 0 0 0.22 0 0 0 0 0 0 0.22 C
> 35 °C0 0 0 0 0 0 0 0 0 0 0 0 0 C
Days with Minimum Temperature:
> 0 °C0 0 0 0.91 6.4 23 31 30.7 19.6 3.5 0.43 0.05 115.5 C
<= 2 °C31 28.3 31 29.9 28.4 13.1 0.52 2.2 17.3 29.5 29.8 31 271.9 C
<= 0 °C31 28.3 31 29.1 24.6 7 0 0.33 10.5 27.6 29.6 31 249.8 C
< -2 °C31 28.1 30.6 27.2 18.9 2.1 0 0 3.6 21.7 29 30.9 222.9 C
< -10 °C30.3 27.5 27.4 18.8 2.3 0 0 0 0 3.7 19.6 29.8 159.3 C
< -20 °C27.3 23.9 19 6 0.04 0 0 0 0 0 5.3 22.6 104.1 C
< - 30 °C16.1 12.8 6.4 0.22 0 0 0 0 0 0 0.29 9.6 45.3 C
Days with Rainfall:
>= 0.2 mm0.30 0.30 1 2.9 8.6 14.7 19 18.4 17.2 7.3 1.8 0.64 92.2 C
>= 5 mm0 0 0.09 0.52 1.7 4.3 6.7 5.2 5.4 1.6 0.29 0.05 25.7 C
>= 10 mm0 0 0.04 0.13 0.48 2 3.3 2.7 2.4 0.76 0.10 0 11.9 C
>= 25 mm0 0 0 0 0 0.13 0.48 0.19 0.48 0 0 0 1.3 C
Days With Snowfall:
>= 0.2 cm17.4 14.3 16.6 14.6 10.3 3.4 0.17 0.33 6.4 19 21.3 19.2 142.9 C
>= 5 cm3.8 2.4 3.2 3.3 1 0.35 0.04 0.10 0.78 3.7 4.6 3.2 26.5 C
>= 10 cm1.4 0.91 1.4 1.4 0.39 0.13 0 0.05 0 1.1 1.9 1.4 9.9 C
>= 25 cm0.09 0.04 0.14 0.30 0.04 0 0 0 0 0.14 0.14 0.05 0.94 C
Days with Precipitation:
>= 0.2 mm17.1 14.3 16.4 16.2 15.8 16.1 19 18.4 20.4 21.8 21.3 19 215.9 C
>= 5 mm3.4 2.3 3.1 3.8 3.2 4.7 6.7 5.3 6.3 5.4 4.4 3 51.5 C
>= 10 mm1.3 0.74 1.1 1.5 1.3 2.2 3.3 2.8 2.7 2 1.7 1.4 21.9 C
>= 25 mm0.09 0.04 0.13 0.30 0.09 0.22 0.48 0.24 0.52 0.14 0.10 0 2.4 C
Days with Snow Depth:
>= 1 cm31 28.3 31 30 21.7 1.1 0 0.09 0.74 17.4 28.5 31 220.7 C
>= 5 cm31 28.3 31 29 16.8 0.70 0 0.05 0.13 11.3 25.9 31 205.1 C
>= 10 cm31 28.3 31 28.5 13.8 0.52 0 0 0.04 7.6 23.5 31 195.3 C
>= 20 cm30.8 28.3 31 27.9 10.3 0.22 0 0 0 3.3 17.2 29.2 178.1 C
Wind:
Speed (km/h)16.4 16.8 17.4 16.5 16 16.2 15.1 15.6 16.9 17.8 17.3 16 16.5 A
Most Frequent DirectionNW NW NW NW NW NW NW NW NW NW NW NW NW A
Maximum Hourly Speed (km/h)85 97 83 77 66 97 65 61 80 89 84 80    
Date (yyyy/dd)1990/28 1974/15 1999/09 1963/01 1963/24 1967/23 1993/07 1963/28 1961/06 1956/26 1959/15 1956/30  
Maximum Gust Speed (km/h)134 148 148 130 101 126 103 117 137 137 142 153    
Date (yyyy/dd)1975/20 1974/15 1955/08 1963/01 1959/28 1962/29 1972/21 1972/21 1958/26 1971/28 1959/15 1960/23  
Direction of Maximum GustW W SW W W W W W SW SW SW SW SW  
Days with Winds >= 52 km/h1.7 1.4 1.9 1.1 0.9 0.4 0.6 0.4 0.8 1.1 1.8 2.1 13.9 C
Days with Winds >= 63 km/h0.7 0.5 0.4 0.2 0.1 0.1 0.2 0.1 0.1 0.1 0.3 0.6 3.3 C
Degree Days:
Above 24 °C0 0 0 0 0 0.2 0 0 0 0 0 0 0.2 C
Above 18 °C0 0 0 0 0 2.8 2.9 1.4 0.1 0 0 0 7.2 C
Above 15 °C0 0 0 0 0 8.9 15.4 10.6 0.7 0 0 0 35.7 C
Above 10 °C0 0 0 0 1.7 40.4 89.3 66 8.9 0 0 0 206.4 C
Above 5 °C0 0 0 0.3 15.7 123.3 230.3 192.4 51.3 2.6 0.2 0 615.9 C
Above 0 °C0 0.1 0.6 9.5 77.7 256.5 385.1 345.9 163.1 28.9 2.6 0.1 1270.1 C
Below 0 °C741.7 637.9 497.1 228.5 39.5 0.7 0 0 2.7 81.5 296.3 637.6 3163.6 C
Below 5 °C896.7 779.2 651.5 369.3 132.6 17.5 0.2 1.5 40.9 210.2 443.8 792.5 4335.8 C
Below 10 °C1051.7 920.5 806.5 519 273.6 84.7 14.2 30.1 148.5 362.6 593.6 947.5 5752.6 C
Below 15 °C1206.7 1061.8 961.5 669 426.9 203.1 95.3 129.7 290.4 517.6 743.6 1102.5 7408.1 C
Below 18 °C1299.7 1146.5 1054.5 759 519.9 287 175.8 213.5 379.7 610.6 833.6 1195.5 8475.5 C
Bright Sunshine:
Total Hours80.4 116.3 156.4 173 187.4 179.9 188.1 173.3 91.7 61.5 47.8 58.2 1513.9 D
Days with measureable20.6 22.3 24.7 24.3 26.4 25.5 27.7 27.2 22.3 20.8 16.4 18.1 276.1 D
% of possible daylight hours32.9 42.6 42.7 41 37.6 34.8 36.3 37.4 24 18.8 18.8 25.6 32.7 D
Extreme Daily8 10.5 11.9 14.7 16.5 17 16.8 15.1 12.2 11.4 8.4 7.6   C
Date (yyyy/dd)1977/30 1972/24 1984/29 1974/24 1975/26 1975/08 1974/06 1973/04 1973/04 1971/19 1971/14 1971/03  
Humidex:
Extreme Humidex5.5 4.6 10.2 12.8 26.8 35.7 37.3 32 30.5 21 10.6 5    
Date (yyyy/dd)1996/20 1981/24 1999/29 1984/28 1960/30 1989/24 2002/01 1953/14 1959/10 1970/10 1977/11 1957/21  
Days with Humidex >= 300 0 0 0 0 0.3 0.2 0.1 0 0 0 0 0.7 A
Days with Humidex >= 350 0 0 0 0 0 0 0 0 0 0 0 0 A
Days with Humidex >= 400 0 0 0 0 0 0 0 0 0 0 0 0 A
Wind Chill:
Extreme Wind Chill-66.2 -60.2 -56.9 -43.6 -36.6 -14 -7.1 -8.1 -14.8 -31.6 -44.1 -58.5    
Date (yyyy/dd)1975/20 1973/17 1972/01 1994/01 1972/01 1992/04 1964/16 1965/30 1963/30 1986/25 1978/26 1990/27  
Days with Wind Chill < -2029.7 26.7 24.9 13.5 0.8 0 0 0 0 1 14.3 27.2 138 A
Days with Wind Chill < -3026.6 22.6 17 3.4 0.1 0 0 0 0 0.1 2.8 19.3 92 A
Days with Wind Chill < -4016.6 13.2 5.9 0.2 0 0 0 0 0 0 0.2 8.8 44.8 A
Humidity:
Average Vapour Pressure (kPa)0.1 0.1 0.2 0.3 0.5 0.8 1 1 0.7 0.5 0.3 0.1 0.5 A
Average Relative Humidity - 0600LST (%)65.1 65.6 69 76.9 77.2 76 79.2 81 84.8 82.3 80.3 70.8 75.7 A
Average Relative Humidity - 1500LST (%)63.7 60.3 59.8 62.2 60.3 56.6 59.2 59.4 67.7 72.7 76.2 70.2 64 A
Pressure:
Average Station Pressure (kPa)94.4 94.6 94.8 95.1 95.1 94.9 94.9 95 94.9 95 94.7 94.6 94.8 A
Average Sea Level Pressure (kPa)101.1 101.3 101.4 101.6 101.5 101.2 101.1 101.3 101.2 101.4 101.2 101.3 101.3 A
Radiation:
Extreme Global - RF1 (MJ/m2)6.6 13.5 21.8 27.4 29.7 33.7 32.1 27.7 20.4 12.9 7.6 4.5    
Date (yyyy/dd)1964/31 1964/29 1963/31 1963/27 1963/18 1963/11 1963/01 1964/03 1962/05 1962/06 1964/04 1963/04  
Extreme Net - RF4 (MJ/m2)0.6 2.3 1.7 13.9 17.2 18.2 16 15 10.5 5.2 0.8 -0.6    
Date (yyyy/dd)1963/01 1964/19 1965/24 1964/29 1963/16 1963/11 1963/01 1963/18 1963/03 1962/01 1962/02 1964/02  
Visibility (hours with):
< 1 km25.8 20.6 17.8 19.8 13.4 7.9 2.7 1.7 6.2 15.3 23.4 18.6 173 D
1 to 9 km171.9 137.5 134.7 117.3 90.3 70.4 60.2 47.7 85.3 135.9 158.1 169.7 1378.8 D
> 9 km546.4 520.8 591.6 583 640.3 641.7 681.2 694.6 628.6 592.9 538.4 555.8 7215.2 D
Cloud Amount (hours with):
0 to 2 tenths237.4 223.2 215.3 172.5 132 84.6 79.5 94.2 71 58.6 95.5 223.9 1687.6 D
3 to 7 tenths151.5 138.9 133 121.6 127.5 156 172.4 180.5 130.2 101.9 110.9 133.5 1657.6 D
8 to 10 tenths355.1 316.2 395.8 425.9 484.5 479.5 492 469.4 518.9 583.5 513.6 386.7 5421 D


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Date Modified: 2013-02-04

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