Solar Flares in October, 2025
31 flares ↑ MAX: M4.8 ↓ MIN: B3.7
31 flares ↑ MAX: M4.8 ↓ MIN: B3.7
In October 2025, 31 solar flares were recorded; the strongest was M4.8 on October 15, 2025. The longest run of consecutive active days was 8 (13 Oct–20 Oct).
Most powerful Solar Flares in October 2025
| Date | Class | Level | Duration |
|---|---|---|---|
| October 15, 2025 | M4.8 | Moderate level | 1 h 26 min |
| October 15, 2025 | M3.7 | Moderate level | 16 min |
| October 14, 2025 | M3.2 | Moderate level | 16 min |
| October 13, 2025 | M2.7 | Moderate level | 26 min |
| October 15, 2025 | M2.7 | Moderate level | 1 h 56 min |
| October 9, 2025 | M2 | Moderate level | 21 min |
| October 14, 2025 | M2 | Moderate level | 2 min |
| October 14, 2025 | M2 | Moderate level | 8 min |
| October 13, 2025 | M1.9 | Moderate level | 31 min |
| October 19, 2025 | M1.8 | Moderate level | 11 min |
| October 3, 2025 | M1.5 | Moderate level | 21 min |
| October 17, 2025 | M1.5 | Moderate level | 6 min |
| October 18, 2025 | M1.5 | Moderate level | 6 min |
| October 17, 2025 | M1.4 | Moderate level | 1 h 5 min |
| October 13, 2025 | M1.3 | Moderate level | 16 min |
| October 16, 2025 | M1.3 | Moderate level | 11 min |
| October 18, 2025 | M1.3 | Moderate level | 21 min |
| October 1, 2025 | M1.2 | Moderate level | 6 min |
| October 1, 2025 | M1.2 | Moderate level | 6 min |
| October 2, 2025 | M1.2 | Moderate level | — |
| October 3, 2025 | M1.2 | Moderate level | 11 min |
| October 15, 2025 | M1.2 | Moderate level | 1 min |
| October 16, 2025 | M1.2 | Moderate level | 11 min |
| October 17, 2025 | M1.2 | Moderate level | 6 min |
| October 18, 2025 | M1.2 | Moderate level | 11 min |
| October 16, 2025 | M1.1 | Moderate level | — |
| October 17, 2025 | M1.1 | Moderate level | — |
| October 17, 2025 | M1.1 | Moderate level | — |
| October 18, 2025 | M1.1 | Moderate level | — |
| October 20, 2025 | M1.1 | Moderate level | 6 min |
| October 19, 2025 | M1 | Moderate level | — |
Solar Flares: Full Archive
| Year | Months |
|---|---|
| 2026 | Jan Feb Mar Apr May Jun Jul |
| 2025 | Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec |
| 2024 | Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec |
| 2023 | Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec |
| 2022 | Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec |
| 2021 | Apr May Jul Aug Sep Oct Nov Dec |
| 2020 | May Nov |
| 2017 | Apr Jul Aug Sep Oct |
| 2016 | Jan Feb Apr Jul Aug Nov |
| 2015 | Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec |
| 2014 | Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec |
| 2013 | Jan Feb Mar Apr May Jun Jul Aug Oct Nov Dec |
| 2012 | Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov |
| 2011 | Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec |
| 2010 | Jan Feb May Aug Oct Nov |
| 2008 | Mar |
| 2007 | Jun |
| 2006 | Apr Jul Dec |
| 2005 | Jan Feb May Jun Jul Aug Sep Nov Dec |
| 2004 | Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec |
| 2003 | Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec |
| 2002 | Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec |
| 2001 | Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec |
| 2000 | Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec |