Solar Flares in May, 2021
4 flares ↑ MAX: M3.9 ↓ MIN: A2.2
4 flares ↑ MAX: M3.9 ↓ MIN: A2.2
In May 2021, 4 solar flares were recorded; the strongest was M3.9 on May 7, 2021. The longest run of consecutive active days was 2 (22 May–23 May).
Most powerful Solar Flares in May 2021
| Date | Class | Level | Duration |
|---|---|---|---|
| May 7, 2021 | M3.9 | Moderate level | 31 min |
| May 22, 2021 | M1.5 | Moderate level | 2 min |
| May 22, 2021 | M1.2 | Moderate level | — |
| May 23, 2021 | M1.2 | 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 |