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WILLIAM HEAD, BRITISH COLUMBIA


Home > North America > Canada > British Columbia
Elevation: 12 meters     Latitude: 48 20N     Longitude: 123 32W

WEATHER
 
CURRENT CONDITIONS

Sunrise/Set
09:16 am
11:10 pm

Local Time
6:41 am EDT
18 April, 2024
 
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MONTHLY - ALL WEATHER AVERAGES   [ Show Summary ]
[ °F ]   °C
TEMPERATURE 
Average Temperature
Years on Record: 27  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C10.55.76.17.59.412.114.616.416.51410.47.35.4

Average High Temperature
Years on Record: 27  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C13.988.810.512.91618.921.221.418.213.49.77.7

Average Low Temperature
Years on Record: 27  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C73.43.44.55.88.110.211.611.69.77.44.83.2

Highest Recorded Temperature
Years on Record: 48  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C31.11716.7202328.929.43131.126.52217.216

Lowest Recorded Temperature
Years on Record: 48  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C-13.9-8.5-11-4.5-0.61.13.9652.2-1.5-9.5-13.9

Average Number of Days Above 95F/35C
Years on Record: 27  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days---------------------------------------

Average Number of Days Above 86F/30C
Years on Record: 27  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days0.1------------------0.1---------------

Average Number of Days Above 70F/21C
Years on Record: 27  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days56.9---------0.33818.520.36.70.2------

Average Number of Days Above 50F/10C
Years on Record: 27  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days252.25.27.615.825.530.83031313028.8133.6

Average Number of Days Above 32F/0C
Years on Record: 27  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days363.330.528.1313031303131303129.430.3

Average Number of Days Below 35F/2C
Years on Record: 27  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days419.795.41.60.1------------0.25.110.1

Average Number of Days Below 32F/0C
Years on Record: 27  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days174.93.81.20.2------------------1.94.9

Average Number of Days Below 28F/-2C
Years on Record: 27  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days4.61.410.2---------------------0.81.2

Average Number of Days Below 10F/-12C
Years on Record: 27  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days0.1---0.1------------------------------

Average Number of Days Below -4F/-20C
Years on Record: 27  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days---------------------------------------

Average Number of Days Below -22F/-30C
Years on Record: 27  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days---------------------------------------



PRECIPITATION 
Average Precipitation
Years on Record: 27  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mm944.1153.897.980.153.137.628.316.622.131.4108.9183.1131.4

Average Number of Days With Precipitation
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days156.518.416.416.713.610.88.25.35.67.914.519.419.7

Most Precipitation Reported in a Day
Years on Record: 48  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mm91.682.367.347.860.250.819.620.838.440.57691.666.3

Avg. No. of Days w/Precip. Above 0.1in/2.5mm
Years on Record: 27  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days165.120.516.417.814.811.995.24.97.716.920.419.7

Avg. No. of Days w/Precip. Above 0.2in/5mm
Years on Record: 27  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days59.19.26.65.732.41.91.11.52.16.610.88.3

Avg. # of Days w/Precip. Above 0.4in/10mm
Years on Record: 27  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days28.14.52.921.20.60.60.30.80.93.564.6

Avg. No. of Days w/Precip. Above 1in/25mm
Years on Record: 27  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days5.61.40.60.20.2------------0.10.81.50.9



PRECIPITATION - RAIN 
Average Rainfall
Years on Record: 27  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mm930.3150.194.378.653.137.628.316.622.131.4108.8180.7128.8

Average Number of Rainy Days
Years on Record: 27  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days163.720.316.117.614.811.995.24.97.716.920.219.2

Most Rain Reported in a Day
Years on Record: 48  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mm91.682.367.347.860.250.819.620.838.440.57691.666.3

Avg. No. of Days w/Rain Above 0.2in/5mm
Years on Record: 27  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days57.896.35.532.41.91.11.52.16.610.58

Avg. No. of Days w/Rain Above 0.4in/10mm
Years on Record: 27  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days27.84.62.81.91.20.60.60.30.80.93.564.5

Avg. No. of Days w/Rain Above 1in/25mm
Years on Record: 27  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days5.61.40.60.20.2------------0.10.81.50.9



PRECIPITATION - SNOW 
Average Snowfall
Years on Record: 27  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
cm13.83.73.61.5------------------0.12.42.6

Average Number of Days With Snow
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days4.51.70.90.2---------------------0.61

Average Snow Cover
Years on Record: 26  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
cm0.10.1---------------------------0.30.2

Average Snow Cover at Month End
Years on Record: 27  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
cm0.10.1---------------------------0.7---

Deepest Snow Cover Reported
Years on Record: 27  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
cm491568---------------------3249

Most Snow Reported in a Day
Years on Record: 48  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
cm26161214.2------------------21426

Avg. No. of Days w/Snow Above 1in/2.5cm
Years on Record: 27  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days3.91.20.80.6---------------------0.60.7

Avg. No. of Days w/Snowfall Above 2in/5cm
Years on Record: 27  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days1.10.30.30.1---------------------0.20.2

Avg. No. of Days w/Snow Above 3.9in/10cm
Years on Record: 27  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days0.3---0.1------------------------0.10.1

Avg. No. of Days w/Snowfall Above 10in/25cm
Years on Record: 27  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days---------------------------------------

Av. # of Days w/Snow Depth Above 0.4in/10mm
Years on Record: 26  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days1.50.90.3---------------------------0.2

Avg. # of Days w/Snow Depth Above 2in/5cm
Years on Record: 26  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days0.40.30.1---------------------------0.1

Av. # of Days w/Snow Depth Above 3.9in/10cm
Years on Record: 26  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days0.20.2---------------------------------

Av. # of Days w/Snow Depth Above 7.8in/20cm
Years on Record: 26  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days---------------------------------------



DEGREE DAYS 
Heating Degree Days
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days1609.9225.3193.2188.8149.7106.766.235.434.473.1135.3182.3219.5

Cooling Degree Days
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days7.1------------0.10.733.20.2---------

Growing Degree Days
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days668.9------------55.1123.3186189.4111.73.4------



SKY CONDITIONS 
Average Length of Day
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Hours12.89.510.812.514.315.916.716.314.81311.39.89



SOLAR RADIATION 
Average Daily Solar Radiation - Global
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Mj/m212.23.76.910.615.118.620.421.919.414.78.14.23.1

Average Daily Solar Radiation - Diffuse
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Mj/m25.92.43.85.87.699.69.286.64.22.72

Average Daily Solar Radiation - Reflected
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Mj/m213.15.89.912.615.617.117.719.519.417.1116.75.1

Average Daily Solar Radiation - Direct
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Mj/m212.55.28.910.613.816.217.921.120.216.4105.64.5

Maximum Daily Solar Radiation - Global
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Mj/m212.23.76.910.615.118.620.421.919.414.78.14.23.1

Maximum Daily Solar Radiation - Diffuse
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Mj/m26.32.84.46.37.79.19.79.58.27.153.12.3

Maximum Daily Solar Radiation - Reflected
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Mj/m215.97.612.516.619.721.219.822.821.719.914.48.96.2

Maximum Daily Solar Radiation - Direct
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Mj/m216.57.111.615.320.323.822.126.723.619.913.885.7

Minimum Daily Solar Radiation - Global
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Mj/m210.13.14.78.211.816.217.218.116.512.76.43.62.7

Minimum Daily Solar Radiation - Diffuse
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Mj/m25.62.135.37.58.89.49.17.96.23.62.41.8

Minimum Daily Solar Radiation - Reflected
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Mj/m210.54.56.29.211.714.81516.116.214.58.45.34.1

Minimum Daily Solar Radiation - Direct
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Mj/m28.83.74.96.481212.514.714.813.37.34.13.4




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