Solar Flares in May, 2025
22 flares ↑ MAX: X2.7 ↓ MIN: B4.2
22 flares ↑ MAX: X2.7 ↓ MIN: B4.2
In May 2025, 22 solar flares were recorded; the strongest was X2.7 on May 14, 2025. The longest run of consecutive active days was 3 (13 May–15 May).
Most powerful Solar Flares in May 2025
| Date | Class | Level | Duration |
|---|---|---|---|
| May 14, 2025 | X2.7 | High level | 31 min |
| May 13, 2025 | X1.2 | High level | 21 min |
| May 25, 2025 | X1.1 | High level | 16 min |
| May 25, 2025 | M9 | Moderate level | 16 min |
| May 30, 2025 | M8.2 | Moderate level | 4 h 12 min |
| May 14, 2025 | M7.7 | Moderate level | 26 min |
| May 14, 2025 | M5.3 | Moderate level | 21 min |
| May 14, 2025 | M4.7 | Moderate level | 11 min |
| May 31, 2025 | M4.5 | Moderate level | 7 min |
| May 30, 2025 | M3.5 | Moderate level | 11 min |
| May 25, 2025 | M3.4 | Moderate level | 11 min |
| May 19, 2025 | M3.3 | Moderate level | 4 min |
| May 26, 2025 | M3 | Moderate level | 36 min |
| May 31, 2025 | M3 | Moderate level | 11 min |
| May 31, 2025 | M2.4 | Moderate level | 2 min |
| May 24, 2025 | M2.2 | Moderate level | 7 min |
| May 15, 2025 | M2.1 | Moderate level | 6 min |
| May 11, 2025 | M2 | Moderate level | 6 min |
| May 25, 2025 | M1.7 | Moderate level | — |
| May 30, 2025 | M1.7 | Moderate level | 16 min |
| May 14, 2025 | M1.2 | Moderate level | — |
| May 21, 2025 | M1.2 | Moderate level | — |