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Notices:

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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.

SAULT STE MARIE A *
ONTARIO
Latitude: 46°29'00.000" N Longitude: 84°30'34.000" W Elevation: 192.00 m
Climate ID: 6057592 WMO ID: 71260 TC ID: YAM

* This station meets WMO standards for temperature and precipitation.

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)-10.5 -9.7 -4.4 3.1 10 14.5 17.6 17.2 12.8 7 0.5 -6.3 4.3 A
Standard Deviation2.8 3.2 2.3 1.9 1.9 1.5 1.4 1.4 1.2 1.7 1.6 3 0.9 A
Daily Maximum (°C)-5.5 -4.2 0.9 8.4 16.5 21.1 24 23 18 11.5 4.1 -2.2 9.6 A
Daily Minimum (°C)-15.5 -15.2 -9.7 -2.2 3.5 7.9 11.3 11.3 7.5 2.5 -3.1 -10.3 -1 A
Extreme Maximum (°C)7.8 10.8 21.1 27.8 31.8 33.3 36.8 36.1 32.8 26.7 19.4 15.4    
Date (yyyy/dd)1973/18 1999/11 1946/28 1990/25 1980/23 1995/18 1988/07 1947/23 1947/06 1947/16 1999/09 1982/03  
Extreme Minimum (°C)-38.9 -38.7 -35.6 -20.6 -8.9 -5.6 0 -3.3 -8.3 -10 -21.7 -36.7    
Date (yyyy/dd)1948/23 1979/17 1972/03 1982/05 1947/10 1949/08 1945/03 1945/23 1945/30 1946/20 1975/26 1946/30  
Precipitation:
Rainfall (mm)7.8 4.7 28 50.5 62.5 78.4 76.8 84.7 96.2 80.3 50.7 13.7 634.3 A
Snowfall (cm)81.7 42.8 34.8 17.4 0.5 0 0 0 0.2 6.2 38.6 80.8 302.9 A
Precipitation (mm)71.3 41.1 60.1 68.5 63.1 78.4 76.8 84.7 96.5 86.7 85.7 75.9 888.7 A
Average Snow Depth (cm)35 40 28 4 0 0 0 0 0 0 2 15 10 A
Median Snow Depth (cm)35 40 26 3 0 0 0 0 0 0 1 13 10 A
Snow Depth at Month-end (cm)41 36 13 0 0 0 0 0 0 0 4 26 10 A
Extreme Daily Rainfall (mm)32.5 39.1 30.2 38.2 116.6 77.2 43.9 89.8 71.2 44 50.4 37.6    
Date (yyyy/dd)1946/06 1948/24 1976/26 1992/21 1970/31 1969/26 1949/18 1995/30 1996/12 1998/06 1988/05 1946/08  
Extreme Daily Snowfall (cm)30.2 61 27.7 27 10.2 21.1 0 0 2.1 12.6 37 48.1    
Date (yyyy/dd)1965/28 1947/10 1964/05 1979/06 1966/03 1947/05 1945/01 1945/01 1989/23 1997/21 1989/16 1995/09  
Extreme Daily Precipitation (mm)32.5 61 37.8 41.1 116.6 77.2 43.9 89.8 71.2 44 50.4 37.6    
Date (yyyy/dd)1946/06 1947/10 1947/13 1982/03 1970/31 1969/26 1949/18 1995/30 1996/12 1998/06 1988/05 1946/08  
Extreme Snow Depth (cm)111 117 137 58 4 0 0 0 3 8 36 140    
Date (yyyy/dd)1982/17 1971/12 1972/08 1972/13 1984/01 1962/01 1962/01 1961/01 1965/26 1972/18 1989/17 1995/12  
Days with Maximum Temperature:
<= 0 °C25.3 20.7 12.8 2 0 0 0 0 0 0 6.4 19 86.2 A
> 0 °C5.7 7.6 18.2 28 31 30 31 31 30 31 23.6 12 279 A
> 10 °C0 0.03 1.7 10.8 25.8 29.7 31 31 28.8 18.8 3.5 0.17 181.2 A
> 20 °C0 0 0 1.1 9.4 17.5 25.7 23.8 9.4 1.1 0 0 87.9 A
> 30 °C0 0 0 0 0.17 0.83 1.9 0.70 0.17 0 0 0 3.7 A
> 35 °C0 0 0 0 0 0 0.13 0 0 0 0 0 0.13 A
Days with Minimum Temperature:
> 0 °C0.30 0.77 2.4 9.2 23.4 29.1 31 31 28.7 21.2 8.8 1.6 187.6 A
<= 2 °C31 28.1 30.1 25.8 12 2.2 0.03 0.07 3.6 15.3 25.7 30.6 204.6 A
<= 0 °C30.7 27.5 28.6 20.8 7.6 0.87 0 0 1.3 9.8 21.2 29.4 177.7 A
< -2 °C29.9 26.4 26.2 14.8 2.4 0 0 0 0.20 4.5 16.1 26.7 147.1 A
< -10 °C22.1 20.3 13.5 1.8 0 0 0 0 0 0 3.1 15.2 75.9 A
< -20 °C9.2 8.6 3.5 0.03 0 0 0 0 0 0 0.03 3.5 24.9 A
< - 30 °C0.93 0.97 0.07 0 0 0 0 0 0 0 0 0.23 2.2 A
Days with Rainfall:
>= 0.2 mm2.4 2.1 5.3 8.2 10.9 11.5 11.4 12.1 14.2 14.3 9.1 3.9 105.4 A
>= 5 mm0.47 0.30 1.9 3.3 4.3 4.9 4.9 4.9 5.8 5.3 3.4 0.83 40.2 A
>= 10 mm0.27 0.07 0.97 1.7 1.9 2.5 2.6 3.2 3.2 2.5 1.7 0.40 21 A
>= 25 mm0 0 0.13 0.27 0.30 0.57 0.57 0.60 0.70 0.47 0.20 0.03 3.8 A
Days With Snowfall:
>= 0.2 cm20.6 14.2 10.4 4.9 0.43 0 0 0 0.20 3 11.6 18.7 84.1 A
>= 5 cm5.7 2.6 2.1 1.3 0 0 0 0 0 0.37 2.9 5.6 20.6 A
>= 10 cm1.9 0.77 0.83 0.40 0 0 0 0 0 0.10 0.67 1.8 6.5 A
>= 25 cm0.07 0.03 0.03 0.03 0 0 0 0 0 0 0.03 0.20 0.39 A
Days with Precipitation:
>= 0.2 mm21.2 15 13.9 11.2 11 11.5 11.4 12.1 14.2 15.9 17.7 20.2 175.3 A
>= 5 mm4.6 2.3 3.9 4.6 4.3 4.9 4.9 4.9 5.8 5.8 5.9 4.8 56.7 A
>= 10 mm1.4 0.87 1.8 2.3 1.9 2.5 2.6 3.2 3.3 2.6 2.4 1.7 26.6 A
>= 25 mm0.10 0.03 0.17 0.40 0.30 0.57 0.57 0.60 0.70 0.50 0.27 0.03 4.2 A
Days with Snow Depth:
>= 1 cm30.6 28.1 27.2 9.5 0.10 0 0 0 0 0.63 10.6 26 132.7 A
>= 5 cm29.9 27.6 24.1 6.9 0 0 0 0 0 0.27 5.3 21.7 115.9 A
>= 10 cm27.8 26.6 21.8 4.6 0 0 0 0 0 0 2.1 15.6 98.6 A
>= 20 cm22 21.6 17.9 2.1 0 0 0 0 0 0 0.17 8.2 72 A
Wind:
Speed (km/h)14.3 12.6 14.1 14.5 13.4 12 11 10.7 12.5 14.2 15.6 15 13.3 A
Most Frequent DirectionE E W W W W W W NW E E E W A
Maximum Hourly Speed (km/h)80 64 74 74 65 64 63 74 65 72 89 80    
Date (yyyy/dd)1962/30 1965/17 1991/28 1963/04 1988/13 1964/26 1984/14 1961/12 1992/28 1965/03 1963/23 1963/20  
Maximum Gust Speed (km/h)107 100 100 102 89 100 109 98 94 105 119 98    
Date (yyyy/dd)1978/09 1989/08 1984/10 1978/01 1986/01 1983/26 1987/11 1977/17 1978/02 1972/16 1965/03 1984/16  
Direction of Maximum GustNW W W W NW W SW W W W NW SW NW  
Days with Winds >= 52 km/h1.5 0.4 0.9 1.1 0.6 0.2 0.3 0.5 1 2.1 2.2 2.6 13.5 C
Days with Winds >= 63 km/h0.5 0.2 0.4 0.4 0.1 0.1 0.1 0 0.3 0.5 1 0.9 4.5 C
Degree Days:
Above 24 °C0 0 0 0 0 0.1 0.8 0.4 0.2 0 0 0 1.5 A
Above 18 °C0 0 0 0.2 2.7 12.6 33.9 30.3 8.1 0.2 0 0 87.9 A
Above 15 °C0 0 0 1.2 12.1 40.5 92 83.3 24.7 1.7 0 0 255.3 A
Above 10 °C0 0 0 6.5 57.4 142.2 236.7 223.6 100.5 19.8 0.7 0 787.3 A
Above 5 °C0 0.1 2.6 31.8 162.5 286.1 391.6 378.2 233.9 88 12.2 0.5 1587.3 A
Above 0 °C1.3 4.8 23 116.6 310.5 436 546.6 533.2 383.3 219.2 65.3 8.9 2648.6 A
Below 0 °C326.6 279.2 158.8 22.9 0 0 0 0 0 1.4 50.3 203.2 1042.4 A
Below 5 °C480.3 415.8 293.4 88 7 0.1 0 0 0.6 25.2 147.1 349.8 1807.4 A
Below 10 °C635.3 557.1 445.8 212.7 56.9 6.2 0.1 0.4 17.2 112.1 285.6 504.3 2833.8 A
Below 15 °C790.3 698.4 600.8 357.5 166.6 54.5 10.4 15.1 91.4 249 435 659.3 4128.2 A
Below 18 °C883.3 783.2 693.8 446.5 250.2 116.6 45.3 55.1 164.8 340.5 525 752.3 5056.6 A
Bright Sunshine:
Total Hours74.9 110.7 147 191 254.4 258.3 275.6 241.6 154.4 117.3 63.7 56.8 1945.6 C
Days with measureable19.6 21.3 23.9 25.2 27.6 27.9 29.8 28.6 25.6 24.6 19 17.3 290.4 C
% of possible daylight hours26.7 38.1 39.9 47 54.8 54.7 57.7 55 40.9 34.6 22.4 21.1 41.1 C
Extreme Daily9.2 10.5 12 14.1 15.1 15.5 15.3 14.4 12.9 10.7 9.7 8.3   C
Date (yyyy/dd)1995/28 1973/26 1995/27 1973/29 1971/27 1987/30 1979/04 1976/06 1976/05 1994/03 1977/04 1971/11  
Humidex:
Extreme Humidex7.8 8.7 17.1 31.6 37.3 40.9 42.9 42.7 39.5 33.2 20.7 19.2    
Date (yyyy/dd)1973/18 1994/19 1999/31 2002/16 1969/28 1994/17 1975/31 2001/06 2002/09 1971/01 1999/01 1982/03  
Days with Humidex >= 300 0 0 0.1 1.5 4.4 9.7 8.8 2.2 0.1 0 0 26.8 A
Days with Humidex >= 350 0 0 0 0.1 0.9 2.9 1.9 0.5 0 0 0 6.3 A
Days with Humidex >= 400 0 0 0 0 0.1 0.6 0.2 0 0 0 0 0.9 A
Wind Chill:
Extreme Wind Chill-44.8 -42.3 -38.4 -27.8 -10 -4.3 1.6 0 -6 -13.9 -29.2 -42.8    
Date (yyyy/dd)1982/10 1962/01 1984/11 1982/04 1966/07 1964/02 1992/21 1965/30 1965/27 1996/31 1964/30 1993/26  
Days with Wind Chill < -2017 14.2 6.9 0.3 0 0 0 0 0 0 0.9 9.7 49 A
Days with Wind Chill < -304.5 3 0.6 0 0 0 0 0 0 0 0 1.6 9.7 A
Days with Wind Chill < -400.4 0.1 0 0 0 0 0 0 0 0 0 0.1 0.6 A
Humidity:
Average Vapour Pressure (kPa)0.3 0.3 0.4 0.6 0.9 1.3 1.6 1.6 1.3 0.8 0.6 0.4 0.8 A
Average Relative Humidity - 0600LST (%)78.5 78.5 79.5 80.5 83.5 88.6 92.1 92.9 91.2 86.4 84.1 82.4 84.8 A
Average Relative Humidity - 1500LST (%)73.6 69 64 56.6 54.7 59.4 60.8 63.2 67 67.7 73.5 76.9 65.5 A
Pressure:
Average Station Pressure (kPa)99.2 99.4 99.3 99.2 99.2 99.1 99.2 99.3 99.3 99.3 99.2 99.2 99.2 A
Average Sea Level Pressure (kPa)101.6 101.8 101.7 101.6 101.5 101.4 101.5 101.6 101.6 101.7 101.6 101.7 101.6 A
Visibility (hours with):
< 1 km26.3 13.4 23.6 15.3 11.8 16.5 16.5 15 10.5 13 12.8 24.1 198.7 C
1 to 9 km214.1 159.8 138.3 86.8 86.7 100.5 101.5 117.8 105.7 98.1 143.4 201.3 1554.2 C
> 9 km503.7 505.7 582.1 617.9 645.5 603 626 611.1 603.8 632.9 563.9 518.6 7014 C
Cloud Amount (hours with):
0 to 2 tenths113.8 146.7 200.4 204.9 235.7 200.8 222.9 228.8 159.2 142.7 83.4 90.7 2030 C
3 to 7 tenths107.4 113 132.4 134.2 159.7 175.5 196.3 187.9 167.5 137.9 94.4 98 1704 C
8 to 10 tenths522.9 419.1 411.3 380.9 348.7 343.7 324.8 327.3 393.3 463.4 542.2 555.3 5032.9 C


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Date Modified: 2013-02-04

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