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Solar flares in July 2023
C-class290
M-class50
X-class1
LargestX1.02023-07-02
Sunspot number143.6NOAA SWPC
Flares per day (C and above)
M/X flares per day
Same month a year earlier
| Month | C | M | X | Largest |
|---|---|---|---|---|
| July 2022 | 177 | 7 | 0 | M2.8 |
| July 2023 | 290 | 50 | 1 | X1.0 |
Top 15 flares
| Date | Begin | Peak | Min | Class | Location | Region |
|---|---|---|---|---|---|---|
| 2023-07-02 | 22:54 | 23:14 | 64 | X1.0 | – | – |
| 2023-07-12 | 08:49 | 08:55 | 10 | M6.9 | – | – |
| 2023-07-11 | 17:51 | 18:08 | 24 | M6.8 | – | – |
| 2023-07-11 | 22:04 | 22:15 | 19 | M5.8 | – | – |
| 2023-07-17 | 23:37 | 00:06 | 45 | M5.7 | – | – |
| 2023-07-17 | 23:17 | 23:34 | – | M5.0 | – | – |
| 2023-07-26 | 10:17 | 10:37 | 30 | M4.6 | – | – |
| 2023-07-28 | 15:39 | 15:58 | 33 | M4.1 | – | – |
| 2023-07-07 | 06:17 | 06:29 | 20 | M4.0 | – | – |
| 2023-07-16 | 17:36 | 17:46 | 23 | M4.0 | – | – |
| 2023-07-19 | 17:04 | 17:25 | 38 | M3.8 | – | – |
| 2023-07-22 | 03:12 | 03:37 | 42 | M3.1 | – | – |
| 2023-07-15 | 07:21 | 07:41 | 34 | M2.9 | – | – |
| 2023-07-17 | 22:41 | 22:54 | 24 | M2.7 | – | – |
| 2023-07-10 | 03:29 | 03:55 | 42 | M2.3 | – | – |
All times UTC. Until June 2017 classes are NOAA's reports of the time (GOES-15 and earlier included a 0.7 scaling factor); later classes come from calibrated GOES-16/18 data, so the same flare reads about 1.4× larger. Do not compare the two periods directly.
About this page
341 flares of class C or larger in July 2023; by M/X count it ranks 37 of 565 months.