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 | 0/1 | 0/5 | 2/7 | 1/19 | 1/20 | 7/63 | 9/48 | 7/34 | 9/18 | 5/17 | 4/8 | 2/11 | 0/8 | 2/9 | 0/6 | 0/2 |
| Feb | 1/2 | 2/5 | 0/4 | 2/12 | 2/20 | 7/47 | 3/19 | 6/31 | 15/32 | 5/15 | 10/14 | 2/7 | 3/10 | 8/15 | 6/10 | 1/5 |
| Mar | 4/5 | 6/8 | 4/14 | 8/24 | 12/25 | 7/38 | 9/33 | 8/20 | 8/15 | 8/14 | 14/19 | 5/9 | 7/15 | 8/21 | 4/7 | 2/10 |
| Apr | 6/10 | 4/10 | 11/23 | 10/18 | 10/27 | 7/28 | 3/13 | 6/12 | 3/8 | 4/10 | 11/15 | 9/10 | 10/21 | 16/27 | 13/24 | 5/11 |
| May | 9/14 | 9/13 | 12/21 | 11/27 | 12/35 | 7/25 | 5/17 | 6/10 | 2/4 | 2/11 | 7/11 | 3/5 | 10/17 | 20/26 | 11/15 | 6/13 |
| Jun | 2/7 | 6/10 | 6/13 | 14/30 | 14/33 | 12/34 | 8/19 | 5/12 | 2/6 | 9/11 | 7/9 | 4/5 | 5/8 | 12/16 | 10/15 | 2/8 |
| Jul | 1/1 | 3/4 | 21/36 | 18/43 | 14/39 | 13/42 | 9/25 | 7/13 | 2/5 | 2/4 | 7/9 | 3/5 | 5/11 | 3/5 | 1/1 | 1/1 |
| Aug | 3/8 | 6/10 | 8/17 | 11/17 | 15/32 | 24/45 | 12/29 | 13/20 | 6/9 | 5/7 | 10/12 | 5/6 | 4/6 | 8/11 | 5/7 | 5/8 |
| Sep | 3/5 | 2/4 | 5/14 | 4/14 | 9/23 | 12/38 | 16/32 | 13/26 | 3/11 | 6/10 | 8/13 | 3/6 | 6/8 | 8/18 | 2/6 | 2/5 |
| Oct | 0/2 | 0/2 | 0/4 | 6/15 | 7/29 | 4/34 | 9/29 | 12/43 | 9/26 | 11/20 | 8/14 | 4/7 | 4/7 | 3/5 | 1/3 | 3/5 |
| Nov | 0/2 | 0/2 | 1/3 | 2/7 | 5/14 | 7/33 | 6/32 | 12/31 | 11/31 | 8/30 | 4/11 | 3/11 | 3/14 | 1/6 | 1/4 | 0/1 |
| Dec | - | 0/1 | 1/3 | 4/13 | 1/22 | 0/37 | 6/35 | 2/26 | 4/36 | 8/34 | 1/4 | 0/6 | 0/3 | 5/13 | 1/4 | 0/3 |
| Total | 29/57 | 38/74 | 71/159 | 91/239 | 102/319 | 107/464 | 95/331 | 97/278 | 74/201 | 73/183 | 91/139 | 43/88 | 57/128 | 94/172 | 55/102 | 27/72 |