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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.

MEDICINE HAT A *
ALBERTA
Latitude: 50°01'08.000" N Longitude: 110°43'15.000" W Elevation: 716.90 m
Climate ID: 3034480 WMO ID: TC ID: YXH

* 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)-10.2 -6.2 -0.3 6.8 12.5 16.8 19.5 19.1 13.1 7 -2.2 -7.9 5.7 A
Standard Deviation5.2 5.4 2.8 2.3 1.5 1.3 1.5 2 2.2 1.5 3.8 4.8 1.4 A
Daily Maximum (°C)-4.5 -0.5 5.8 13.7 19.4 23.8 26.9 26.8 20.6 14 3.6 -2.2 12.3 A
Daily Minimum (°C)-15.9 -11.9 -6.4 -0.1 5.5 9.9 12 11.4 5.6 -0.1 -8 -13.6 -1 A
Extreme Maximum (°C)18.3 21.1 28.9 35.6 37.2 41.7 42.2 41.1 37.8 33.9 24.4 20    
Date (yyyy/dd)1931/29 1992/27 1911/23 1910/26 1911/05 1900/21 1886/12 1961/05 1967/05 1889/06 1903/02 1885/01  
Extreme Minimum (°C)-46.1 -46.1 -38.9 -26.7 -11.1 -1.1 1.2 -0.6 -12.8 -28.7 -37.8 -45.6    
Date (yyyy/dd)1886/22 1887/04 1897/13 1899/01 1899/03 1910/03 1992/07 1911/27 1934/25 1991/29 1896/20 1884/22  
Precipitation:
Rainfall (mm)0.5 0.3 4.5 15.6 42.7 62.6 40.6 32.9 34.6 11.7 2.7 0.9 249.6 A
Snowfall (cm)15.9 10.7 15 9.6 3.2 0 0 0.4 1.5 7 15.2 16.6 95.2 A
Precipitation (mm)13.7 9.3 18.3 24.8 46 62.6 40.6 33.3 36.2 18.5 15.8 14.7 333.8 A
Average Snow Depth (cm)7 5 2 1 0 0 0 0 0 0 2 4 2 A
Median Snow Depth (cm)6 4 1 1 0 0 0 0 0 0 1 4 1 A
Snow Depth at Month-end (cm)5 5 1 0 0 0 0 0 0 1 3 7 2 A
Extreme Daily Rainfall (mm)5.1 5.1 24.9 29 40.1 99 57.4 121.9 118.6 42.4 22.1 11.2    
Date (yyyy/dd)1917/09 1896/26 1895/28 1991/27 1901/03 1998/27 1966/25 1927/14 1940/22 1914/04 1884/26 1900/01  
Extreme Daily Snowfall (cm)26.4 27.9 33.8 25.4 14 1.5 0 11.8 26.2 21.6 32.2 22.9    
Date (yyyy/dd)1971/24 1943/07 1954/11 1927/09 1903/19 1888/04 1884/01 1992/22 1945/22 1942/27 1990/24 1945/07  
Extreme Daily Precipitation (mm)20.6 27.9 33.8 32.5 40.6 99 57.4 121.9 118.6 42.4 26.7 22.9    
Date (yyyy/dd)1960/12 1943/07 1954/11 1991/27 1896/06 1998/27 1966/25 1927/14 1940/22 1914/04 1958/14 1945/07  
Extreme Snow Depth (cm)43 43 31 46 5 0 0 4 8 25 50 43    
Date (yyyy/dd)1969/27 1969/01 1998/18 1975/10 1967/02 1955/01 1955/01 1992/22 1965/26 1957/23 1990/26 1964/29  
Days with Maximum Temperature:
<= 0 °C17.7 12.1 6.5 1 0 0 0 0 0.03 1.3 8.1 15.6 62.4 A
> 0 °C13.3 16.1 24.5 29 31 30 31 31 30 29.7 21.9 15.4 302.9 A
> 10 °C0.86 3.2 10.3 21.7 28.9 30 31 30.9 27.5 22.9 6.5 1.9 215.7 A
> 20 °C0 0.03 0.33 5.6 13.9 23.1 28.5 27.4 16 6 0.33 0 121.2 A
> 30 °C0 0 0 0.07 1 3 8.1 9.4 2.1 0.03 0 0 23.6 A
> 35 °C0 0 0 0 0 0.17 0.83 1.3 0.07 0 0 0 2.3 A
Days with Minimum Temperature:
> 0 °C1 1.5 3.7 15.2 28.3 29.9 30.9 31 26.7 16 3.2 1.2 188.7 A
<= 2 °C30.7 27.9 29.7 20.6 5.7 0.33 0.03 0.11 5.9 19.9 28.4 30.5 199.7 A
<= 0 °C30 26.8 27.3 14.8 2.8 0.07 0 0 3.2 15 26.8 29.8 176.4 A
< -2 °C28.4 24.1 22.6 8.9 0.79 0 0 0 1.2 9.5 23.6 28.2 147.2 A
< -10 °C20 14.1 7.2 0.90 0 0 0 0 0 1.2 9.2 17.9 70.4 A
< -20 °C10.4 6.7 1.6 0.10 0 0 0 0 0 0.21 2.1 7.6 28.7 A
< - 30 °C2.4 1.3 0.13 0 0 0 0 0 0 0 0.04 2.2 6.1 A
Days with Rainfall:
>= 0.2 mm0.52 0.40 2 5.4 10.1 10.9 9.3 8 7.2 4.3 1.9 0.79 60.7 A
>= 5 mm0 0 0.37 0.97 2.8 3.5 2.7 2.2 2.3 0.86 0.14 0.03 15.8 A
>= 10 mm0 0 0.10 0.40 1 1.8 1.1 0.87 0.77 0.24 0 0 6.3 A
>= 25 mm0 0 0 0.03 0.20 0.43 0.17 0.03 0.17 0 0 0 1 A
Days With Snowfall:
>= 0.2 cm9 6.1 6.4 3.4 1 0 0 0.03 0.43 2.3 6.9 8.7 44.3 A
>= 5 cm0.76 0.47 0.67 0.63 0.27 0 0 0.03 0.17 0.48 0.86 0.76 5.1 A
>= 10 cm0.14 0.03 0.20 0.17 0.07 0 0 0.03 0 0.14 0.17 0.14 1.1 A
>= 25 cm0.03 0 0.03 0 0 0 0 0 0 0 0.07 0 0.13 A
Days with Precipitation:
>= 0.2 mm8.8 6.2 7.7 7.7 10.4 10.9 9.3 8 7.4 5.9 8 8.9 99.3 A
>= 5 mm0.55 0.33 0.97 1.7 3 3.5 2.7 2.2 2.5 1.2 0.90 0.62 20.2 A
>= 10 mm0.14 0.03 0.33 0.57 1.1 1.8 1.1 0.90 0.80 0.41 0.14 0.07 7.4 A
>= 25 mm0 0 0.03 0.07 0.23 0.43 0.17 0.03 0.17 0.03 0 0 1.2 A
Days with Snow Depth:
>= 1 cm24.1 16.1 10.2 2.2 0.03 0 0 0.03 0.13 1.7 10 19.3 83.9 A
>= 5 cm15.9 10.1 6.1 1.1 0 0 0 0 0.07 0.86 5.1 11.1 50.4 A
>= 10 cm9.7 5.6 2.6 0.70 0 0 0 0 0 0.45 1.7 4.8 25.6 A
>= 20 cm1.3 2 0.83 0.40 0 0 0 0 0 0 0.55 1.2 6.2 A
Wind:
Speed (km/h)13.8 13.8 14.3 15.5 15.3 14.5 12.9 12.4 13 14.6 14.1 14.8 14.1 A
Most Frequent DirectionSW SW SW SW SW SW SW SW SW SW SW SW SW A
Maximum Hourly Speed (km/h)74 65 87 83 80 74 77 65 72 83 80 77    
Date (yyyy/dd)1992/02 1977/21 1977/08 2002/14 1953/07 1977/01 1967/24 1984/27 1971/11 1991/16 1962/19 1953/28  
Direction of Maximum Hourly SpeedSW SW SW SW SE W N W NW SW SW W SW  
Maximum Gust Speed (km/h)105 117 115 107 117 148 132 130 124 126 145 116    
Date (yyyy/dd)1962/06 1965/19 1977/08 1981/06 1965/16 1984/29 1962/28 1998/15 1964/25 1991/16 1962/19 1963/31  
Direction of Maximum GustNW NW SW SW W SW NW SW N W SW SW SW  
Days with Winds >= 52 km/h1.4 0.9 0.8 1.2 1.3 1.2 1.1 1 0.5 1.3 1.2 1.4 13.3 A
Days with Winds >= 63 km/h0.2 0.2 0.2 0.2 0.3 0.3 0.3 0.3 0.1 0.4 0.3 0.4 3.3 A
Degree Days:
Above 24 °C0 0 0 0 0.1 1.1 4.1 4.6 0.2 0 0 0 10 A
Above 18 °C0 0 0 0.6 6.6 29.2 69.1 70.8 10 0.4 0 0 186.6 A
Above 15 °C0 0 0 4 24.4 75.5 143 138.8 32.9 3.2 0.1 0 421.9 A
Above 10 °C0 0 1.2 26.6 102.2 205.6 294 284.2 116.9 28.6 2.1 0.1 1061.5 A
Above 5 °C1 3.7 16.3 94.7 235.7 355 448.9 438.7 246 105.5 14.5 2.7 1962.8 A
Above 0 °C14.5 30.5 79.3 217.4 388.3 505 603.9 593.7 391.5 230.9 58.4 20.3 3133.7 A
Below 0 °C314.4 210.6 88.3 10.7 0 0 0 0 0.4 14.4 106.1 259 1003.9 A
Below 5 °C455.9 325.3 180.3 38 2.4 0 0 0.1 4.8 44.1 212.2 396.3 1659.4 A
Below 10 °C609.9 463 320.3 119.9 23.8 0.5 0.1 0.6 25.8 122.2 349.8 548.8 2584.5 A
Below 15 °C764.9 604.4 474 247.3 101.1 20.4 4.1 10.1 91.8 251.7 497.8 703.7 3771.3 A
Below 18 °C857.9 689.2 567 333.9 176.2 64.2 23.2 35.1 158.8 341.9 587.7 796.7 4631.9 A
Bright Sunshine:
Total Hours105 135.8 176.8 231.5 283.6 302.9 351.1 314.7 216.6 184.2 116.6 94.1 2512.9 A
Days with measureable25.2 25.3 27.7 27.9 28.9 29 30.6 30.5 27.8 28.6 24.4 24 329.9 A
% of possible daylight hours39.4 47.7 48.1 56.1 59.4 62 71.3 70.2 57 55.1 42.7 37.2 53.9 A
Extreme Daily8.9 10.5 11.7 14.1 15.3 16.4 16 14.7 12.9 11.3 9.6 8.2   A
Date (yyyy/dd)1973/31 1990/28 2000/26 1993/21 1977/30 1994/19 1999/03 1981/01 1974/02 2000/06 1971/06 1975/05  
Humidex:
Extreme Humidex15.1 20.9 23.3 30.5 37 39 42.3 41.1 38.4 30.7 22.8 17.2    
Date (yyyy/dd)1981/22 1992/27 1966/29 1980/20 1986/29 1990/30 1955/18 1961/05 1953/12 1964/12 1975/04 1962/15  
Days with Humidex >= 300 0 0 0 0.7 3.6 9.2 9.9 1.8 0 0 0 25.2 A
Days with Humidex >= 350 0 0 0 0.1 0.4 1.6 1.5 0.1 0 0 0 3.7 A
Days with Humidex >= 400 0 0 0 0 0 0.1 0 0 0 0 0 0.1 A
Wind Chill:
Extreme Wind Chill-54.2 -50.7 -44.5 -31 -12.6 -2.9 0.3 -5 -12.8 -37.6 -49.2 -58.9    
Date (yyyy/dd)1957/24 1956/15 1976/03 1954/02 1954/02 1998/02 1999/15 1992/22 1972/28 1991/29 1985/27 1968/28  
Days with Wind Chill < -2016.3 10.3 4.2 0.3 0 0 0 0 0 0.5 5.1 12.9 49.6 A
Days with Wind Chill < -308.7 4.6 0.8 0 0 0 0 0 0 0.1 1.6 5.6 21.4 A
Days with Wind Chill < -401.9 0.8 0.1 0 0 0 0 0 0 0 0.2 1.8 4.7 A
Humidity:
Average Vapour Pressure (kPa)0.3 0.3 0.4 0.5 0.8 1 1.2 1.1 0.8 0.6 0.4 0.3 0.6 A
Average Relative Humidity - 0600LST (%)73 74.5 77.8 73.4 71.8 72.8 73.7 74.5 75.5 73.1 75.9 74 74.2 A
Average Relative Humidity - 1500LST (%)65.6 60.5 52.8 38.8 38.6 38.7 36.3 34.9 39.2 41.9 58.6 64.9 47.6 A
Pressure:
Average Station Pressure (kPa)93.1 93.1 92.9 93 92.9 92.9 93.1 93.1 93.2 93.1 93 93.1 93 A
Average Sea Level Pressure (kPa)101.9 101.8 101.6 101.5 101.3 101.2 101.4 101.4 101.5 101.6 101.6 101.8 101.6 A
Visibility (hours with):
< 1 km5.7 6.8 5.6 2.8 0.1 0.4 0.4 0.6 1.3 3.2 6.8 6.6 40.2 C
1 to 9 km80.4 62.4 63.8 31.8 17.2 9.9 4.3 10.2 12.4 24.9 58.2 76.3 451.8 C
> 9 km657.9 609 674.7 685.4 726.7 709.8 739.4 733.3 706.3 715.9 654.9 661.1 8274.2 C
Cloud Amount (hours with):
0 to 2 tenths183.5 161 164.8 160.8 161.2 160.2 235.8 244.3 245.7 225.3 172.6 172 2287.1 C
3 to 7 tenths174.3 172.3 194.7 207.2 225 253.6 263.7 250.5 188.1 195.9 172.5 171.4 2469 C
8 to 10 tenths386.2 345 384.6 352 357.8 306.2 244.6 249.2 286.2 322.9 375 400.7 4010.2 C


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Date Modified: 2013-02-04

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