Solar Flare Watch2017: sunspot number and solar flux
| Month | Sunspot number | F10.7 flux |
|---|---|---|
| January | 23.6 | 77.4 |
| February | 22.1 | 77.0 |
| March | 15.6 | 74.7 |
| April | 30.5 | 80.9 |
| May | 17.0 | 73.6 |
| June | 18.0 | 74.8 |
| July | 14.6 | 77.6 |
| August | 25.0 | 78.2 |
| September | 42.3 | 95.5 |
| October | 12.9 | 76.4 |
| November | 5.4 | 72.3 |
| December | 6.4 | 71.7 |
About this page
Monthly sunspot number and 10.7 cm solar radio flux in 2017, from NOAA SWPC solar-cycle data.