Rows = month | Columns = wind direction (CCW from N) | Cells = RF flyable days (at alignment 0.9) / total days (wind 4–40 km/h)
| N | NNW | NW | WNW | W | WSW | SW | SSW | S | SSE | SE | ESE | E | ENE | NE | NNE | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan | 1/2 | 1/5 | 5/12 | 1/12 | 2/14 | 8/50 | 8/52 | 7/44 | 5/14 | 3/4 | 1/3 | 1/1 | 5/9 | 1/5 | 0/5 | 0/3 |
| Feb | 2/4 | 3/7 | 4/4 | 4/15 | 0/14 | 6/39 | 5/25 | 7/42 | 9/21 | 4/4 | 1/2 | 2/4 | 5/10 | 9/15 | 7/9 | 3/4 |
| Mar | 5/6 | 13/13 | 10/11 | 10/20 | 9/20 | 8/30 | 9/34 | 6/22 | 7/14 | 2/3 | 6/8 | 4/5 | 5/14 | 10/19 | 10/11 | 8/11 |
| Apr | 9/9 | 13/18 | 9/13 | 8/14 | 11/18 | 7/22 | 11/22 | 6/11 | 6/9 | 4/5 | 3/4 | 4/5 | 12/20 | 22/28 | 23/28 | 12/13 |
| May | 17/19 | 13/15 | 13/19 | 15/22 | 14/27 | 12/23 | 4/17 | 4/8 | 2/4 | 3/3 | 2/2 | 7/9 | 15/20 | 22/27 | 12/18 | 12/15 |
| Jun | 6/6 | 10/12 | 19/21 | 22/30 | 23/31 | 10/25 | 12/23 | 10/13 | 6/9 | 5/5 | 2/2 | 5/5 | 9/10 | 16/21 | 13/14 | 11/11 |
| Jul | 2/2 | 11/13 | 30/36 | 30/43 | 17/30 | 26/45 | 10/23 | 10/16 | 3/4 | 7/7 | - | 1/1 | 4/4 | 9/11 | 6/6 | 7/7 |
| Aug | 10/13 | 13/15 | 15/17 | 13/14 | 26/31 | 19/37 | 22/39 | 12/20 | 3/3 | 6/6 | 4/4 | 5/5 | 6/6 | 13/13 | 11/11 | 6/8 |
| Sep | 6/7 | 6/8 | 7/10 | 10/15 | 14/23 | 8/26 | 27/48 | 17/29 | 4/5 | 3/3 | 3/3 | 7/7 | 12/14 | 12/16 | 11/13 | 5/5 |
| Oct | 4/5 | 3/5 | 1/2 | 10/16 | 7/25 | 4/24 | 11/44 | 13/55 | 8/22 | 12/15 | 2/3 | 2/4 | 5/5 | 6/7 | 1/3 | 6/8 |
| Nov | 0/1 | - | 1/3 | 0/9 | 5/12 | 6/25 | 11/42 | 6/57 | 9/27 | 2/4 | 4/6 | 4/7 | 4/8 | 7/13 | 0/1 | 1/1 |
| Dec | - | 1/2 | 2/8 | 2/7 | 1/19 | 0/28 | 6/38 | 8/62 | 6/31 | 3/7 | 3/4 | - | 4/6 | 3/7 | 2/3 | 1/2 |
| Total | 62/74 | 87/113 | 116/156 | 125/217 | 129/264 | 114/374 | 136/407 | 106/379 | 68/163 | 54/66 | 31/41 | 42/53 | 86/126 | 130/182 | 96/122 | 72/88 |