These prices are calculated using the data received from Licensed Dealers in the monthly commodity purchase reports they are required to complete. The charts below are updated at the beginning of every month, and prior periods are subject to change as new information is collected. If you have any questions about the Average Weighted Prices, please contact Phaedra McIntosh at 519-767-4130 or pmcintosh@gfo.ca.
Reported tonnes and prices are listed from July through the following June. For prices earlier than July 2018, check the archive for each commodity.
Barley
| Month | Total Tonnes Reported | Average Weighted Price |
| July | 2,562.71 | $259.92 |
| August | 12,865.41 | $215.72 |
| September | 4,896.34 | $218.61 |
| October | 2,063.12 | $234.27 |
| November | 1,541.60 | $257.28 |
| December | 891.13 | $241.30 |
| January | 1,542.98 | $245.15 |
| February | 2,511.53 | $260.50 |
| March | 1,977.43 | $256.31
|
| April | 2,438.41 | $247.21
|
| May | 2,150.46 | $259.13 |
| June | 1,357.00 | $259.21 |
Corn
| Month | Total Tonnes Reported | Average Weighted Price |
| July | 437,133.81 | $201.68 |
| August | 462,694.56 | $202.62 |
| September | 270,338.42 | $203.93 |
| October | 611,393.54 | $196.33 |
| November | 1,386,393.30
| $191.76 |
| December | 1,089,777.29 | $192.45 |
| January | 911,778.28 | $194.91 |
| February | 429,666.60 | $198.90 |
| March | 436,678.24 | $197.57 |
| April | 460,966.26 | $203.19
|
| May | 580,807.73 | $200.62
|
| June | 404,411.12 | $214.30 |
Oats
| Month | Total Tonnes Reported | Average Weighted Price |
| July | 1,697.36 | $251.18 |
| August | 6,054.93 | $226.37 |
| September | 15,873.95 | $229.25 |
| October | 2,872.27 | $233.09 |
| November | 1,226.34 | $251.51 |
| December | 1,155.12
| $255.17
|
| January | 2,090.49 | $262.22 |
| February | 393.45 | $260.59 |
| March | 2,087.74 | $274.45 |
| April | 847.14 | $284.85 |
| May | 614.88 | $285.23 |
| June | 1,123.23 | $281.81 |
Soybeans
| Month | Total Tonnes Reported | Average Weighted Price |
| July | 71,113.51 | $464.01 |
| August | 48,579.72 | $443.61 |
| September | 161,256.15 | $448.76 |
| October | 1,330,787.00 | $448.49 |
| November | 563,750.87 | $443.44 |
| December | 287,061.47 | $442.48 |
| January | 274,700.60 | $443.25 |
| February | 134,286.65 | $439.44 |
| March | 159,872.25 | $440.08 |
| April | 172,182.29 | $437.09 |
| May | 182,442.14
| $412.16 |
| June | 142,776.02 | $429.05 |
Wheat
| Month | Total Tonnes Reported | Average Weighted Price |
| July | 640,208.588 | $227.94 |
| August | 412,827.390 | $236.99
|
| September | 74,025.395 | $235.98 |
| October | 40,905.503 | $238.70 |
| November | 34,745.168 | $235.14 |
| December | 25,558.833 | $243.65
|
| January | 43,517.606 | $241.62
|
| February | 26,303.265 | $246.66
|
| March | 31,855.832 | $245.93 |
| April | 32,184.601 | $250.79 |
| May | 29,285.352 | $239.04 |
| June | 12,691.200 | $250.35 |
Mixed Grains
| Month | Total Tonnes Reported | Average Weighted Price |
| July | 475.35 | $235.33 |
| August | 1,880.63 | $220.99 |
| September | 1,037.71 | $215.63 |
| October | 338.03 | $225.48 |
| November | 155.55 | $221.37 |
| December | 298.99 | $228.80 |
| January | 218.13 | $234.16 |
| February | 159.08 | $247.52
|
| March | 407.95 | $261.88 |
| April | 276.68 | $254.80 |
| May | 439.43 | $273.35 |
| June | 237.13 | $284.20 |
