On this page you will find an overview of the largest sunspot regions of the year 2026. This page is updated daily. Sunspot information comes from the NOAA SWPC.
| Region | Size | Number of sunspots | Class Magn. | Class Spot | ||
|---|---|---|---|---|---|---|
| 1 | 2026/02/03 | 4366 | 1100 | 42 | FKC | |
| 2 | 2026/01/16 | 4341 | 840 | 16 | DKC | |
| 3 | 2026/05/11 | 4432 | 680 | 17 | EKI | |
| 4 | 2026/01/09 | 4336 | 430 | 18 | EKO | |
| 5 | 2026/04/25 | 4420 | 400 | 30 | FKI | |
| 6 | 2026/03/27 | 4401 | 370 | 28 | EKC | |
| 7 | 2026/04/17 | 4419 | 360 | 16 | EKI | |
| 8 | 2026/01/01 | 4325 | 330 | 26 | EKI | |
| 9 | 2026/03/28 | 4405 | 330 | 8 | EHI | |
| 10 | 2026/04/28 | 4425 | 320 | 27 | EKC | |
| 11 | 2026/01/16 | 4343 | 310 | 18 | DKI | |
| 12 | 2026/02/28 | 4378 | 300 | 7 | EHO | |
| 13 | 2025/09/21 | 4220 | 300 | 20 | EKI | |
| 14 | 2026/03/03 | 4384 | 300 | 8 | EHO | |
| 15 | 2026/01/25 | 4349 | 230 | 7 | DSO | |
| 16 | 2026/05/04 | 4428 | 220 | 9 | EAO | |
| 17 | 2026/03/03 | 4381 | 220 | 9 | EAO | |
| 18 | 2026/02/17 | 4374 | 220 | 11 | DSI | |
| 19 | 2026/05/09 | 4436 | 200 | 3 | DSO | |
| 20 | 2026/03/17 | 4392 | 200 | 16 | CSI | |
| 21 | 2026/04/06 | 4409 | 190 | 25 | EAI | |
| 22 | 2026/01/04 | 4323 | 190 | 3 | DSO | |
| 23 | 2026/01/16 | 4342 | 180 | 2 | DSO | |
| 24 | 2026/01/01 | 4324 | 170 | 13 | DAI | |
| 25 | 2026/03/22 | 4399 | 170 | 3 | HAX |
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| Last X-flare | 2026/04/24 | X2.5 |
| Last M-flare | 2026/05/17 | M1.4 |
| Last geomagnetic storm | 2026/05/16 | Kp6- (G2) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (2%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| April 2026 | 79.3 -6.6 |
| May 2026 | 88.6 +9.3 |
| Last 30 days | 99.4 +8.5 |