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Top 25 sunspot regions of 2025

On this page you will find an overview of the largest sunspot regions of the year 2025. This page is updated daily. Sunspot information comes from the NOAA SWPC.

RegionSize Number of
sunspots		Class Magn. Class Spot
12025/05/064079125032EKC
22025/04/13405582014EKC
32025/01/20396180070FKC
42025/01/18395956010EKO
52025/04/04404853032FKC
62025/01/17396447517DKI
72025/02/24399843034EKC
82025/02/05398143032EKC
92025/02/24400638010DHI
102025/01/08394737012EKC
112025/02/18399636018EKI
122025/04/1840643509DKI
132025/01/03394535015DKI
142025/01/0139363408EKC
152025/02/1339903107CKI
162025/03/06401231024EKI
172025/04/18406230013DKI
182025/03/2540363008EKI
192025/02/0739782806CKO
202025/03/2840462703CHO
212025/02/1539892701HHX
222025/02/02397626021EKC
232025/01/12395625012DAO
242025/02/1339932501HHX
252025/04/07405424019DAI
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Last X-flare2025/03/28X1.1
Last M-flare2025/04/30M2.03
Last geomagnetic storm2025/05/03Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
April 2025140.6 +6.4
May 202579 -61.6
Last 30 days105.3 -31.1

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