Google June 2025 Core Update
The Google June 2025 Core Update began on June 30 and ended on July 17. During this two-and-a-half-week period, the SEO community saw significant changes. The final data clarifies what Google’s algorithms now prioritise. This analysis summarises key findings and details an action plan for affected websites.
Official Rollout and Key Observations
SEO tools like the Semrush Sensor show that this update was large. It caused major volatility across several sectors. The “serp volume” rose in at least two waves, marking a big shift in Google’s core ranking.
A broad core update aims to improve search results by re-evaluating how content is assessed. Google makes it clear: a drop in rankings does not mean a penalty. Instead, it shows a shift in how the algorithm defines helpful and reliable content for specific queries.
“There aren’t specific actions to take to recover… A negative rankings impact may not signal anything is wrong with your pages.“
— Google Search Central Documentation
Characteristics of Winners and Losers
Analysis from sources like Search Engine Land and Search Engine Roundtable shows clear patterns in which sites gained and which lost visibility due to this update.
Winners: Websites Built on Trust and Value
Demonstrated E-E-A-T (Experience, Expertise, Authoritativeness, Trustworthiness): The update focused heavily on credibility. Websites that showcased their authors’ credentials (e.g., medical professionals writing on health topics), provided unique experiences, and had solid brand authority saw significant gains. This was especially relevant for Your Money or Your Life (YMYL) topics like finance, health, and legal advice.
People-First Content: Sites that were well-optimised but also user-focused were highly favoured.
This includes:
Comprehensive Coverage: Content that was detailed, original, and addressed every aspect of a user’s question.
Helpful Formatting: Well-structured articles with clear headings, bullet points, and multimedia that improved the user experience.
Authenticity: Content that seemed to be written by an expert, not a generic piece.
Superior User Experience (UX): Sites with strong technical foundations and excellent user journeys were rewarded. Core Web Vitals—measuring page speed (LCP), interactivity (INP), and visual stability (CLS)—are now integral to the ranking systems.
Losers: Websites Lacking in Quality and Credibility
Thin or Automated Content: Websites relying on bulk, unedited, or recycled content saw significant drops in visibility. While AI-generated content isn’t automatically penalised, material lacking human oversight, original research, or real expertise was deprioritised.
Weak E-E-A-T Signals: Websites lacking clear author attributions, “About Us” pages, or a transparent business presence were seen as less trustworthy. This was especially damaging for YMYL sites.
Poor Technical Health: Websites with slow load times, non-responsive mobile designs, or intrusive ads were negatively affected, as these aspects lead to frustrating user experiences.
A Post-Update Recovery and Action Plan
Recovery from a core update takes time. It’s about making substantial, long-term improvements to your website. Google’s John Mueller has noted that while some changes may take time to show results, significant recovery generally requires a future core update.
Here is an actionable plan for websites affected by the update:
1. Conduct a Forensic Content Audit
Identify Affected Content: Use Google Search Console and analytics tools to find specific pages that saw the biggest drops in traffic and rankings. Look for patterns, such as pages related to a specific topic.
Categorise and Prioritise: Classify your content into three categories: pages to improve, pages to consolidate, and pages to remove. Focus on improving the content with the highest potential for recovery.
Enhance E-E-A-T: For key content, add detailed author biographies with credentials and a photo. Cite reputable sources and link to external authority sites to build credibility.
2. Overhaul Your Content Quality
Go Beyond Surface-Level Updates: Instead of simply changing a publish date, make your content comprehensive. Add new sections, updated data, case studies, or a helpful FAQ section. Ensure it offers more valuable and unique information than competitors’ content.
Add Human-Centric Elements: Incorporate personal anecdotes or insights to show first-hand experience. Use visuals like custom infographics or videos to make your content more engaging.
Improve Internal Linking: Create a logical internal linking structure to show Google how your content relates and spreads “link equity” to important pages on your site.
3. Optimise Your Website’s Technical Health
Fix Core Web Vitals: Use Google’s PageSpeed Insights to find and fix issues related to page speed, interactivity, and visual stability. Optimise images, minify CSS and JavaScript, and ensure a smooth experience on all devices.
Ensure Mobile-Friendliness: With Google’s mobile-first indexing, a responsive, fast, and user-friendly mobile site is essential.
4. Strengthen Your Brand and Authority
Build Your Brand: Focus on gaining brand mentions and organic backlinks from reputable sources. A strong brand signals authority to Google.
Diversify Your Traffic: Reduce reliance on organic search by investing in other channels like email marketing, social media, and paid advertising. A diverse traffic portfolio makes your business more resilient to algorithm changes.
Conclusion
By making these fundamental improvements, you are not just responding to a single update. You are positioning your website for the future of search, which emphasises genuine value, user satisfaction, and strong credibility.