Learning how to use Google Trends helps businesses see how user interest in a topic changes over time, across locations, and by search type. The tool is useful when choosing content topics, scheduling seasonal campaigns, or weighing keywords before investing resources.
Google Trends does not show exact total search volumes, nor can it replace customer research or data from other keyword research tools. But when you read the charts correctly and ask the right questions, you can turn trend data into more practical marketing decisions.
What Is Google Trends and How Is Its Data Presented?
Google Trends is a free Google tool that lets you explore search interest in a keyword, phrase, or topic. You can view data by time, geographic location, category, and search type, including web, image, news, Google Shopping, and YouTube searches.

The key point is that the chart uses a normalized scale from 0 to 100. A score of 100 represents the time or location with the highest interest within the selected filters; a score of 50 generally indicates half that peak level of relative interest. These scores are not absolute search volumes.
When comparing terms, make sure they use the same time range, location, and search type. Results can also vary depending on how you enter a query: a term may be interpreted as a search term or as a broader topic. If Google Trends offers a “Topic” option, it can usually cover related expressions and languages more comprehensively. “Search term” is a better fit when you want to check one exact spelling.
How to Use Google Trends to Find Seasonal Topics
Seasonal trends tend to recur at particular times, such as increased shopping before Lunar New Year, gift searches around holidays, or interest in sunscreen during the hot months. Knowing how to use Google Trends to identify these cycles helps marketing teams prepare content and campaigns early, rather than waiting until interest has already peaked.

Steps to Identify When Demand Is Rising
- Choose a topic related to your product or customers. Start with a specific need, such as “Lunar New Year gifts,” “summer travel,” or “air purifier.” Avoid overly broad terms if your goal is to find the right timing for a specific campaign.
- Choose a sufficiently long time range. Review several years of data, if available, to spot recurring cycles rather than relying on one month’s fluctuations. For a new topic, compare multiple periods and search types as well.
- Set the location and search type. Select the country or region that matches your target market. If you create video content, check YouTube search trends; if you want to assess demand for information, start with web search.
- Watch for when interest begins to rise. Pay attention to when the line starts climbing steadily, not just to its highest peak. That may be the right time to publish a how-to article, prepare inventory, launch ads, or create an offer.
- Check related queries. Related queries or topics may suggest new questions, products, and needs. Use them to expand your content plan, but verify that they are relevant to your customers.
For example, a travel goods store could check terms such as “travel suitcase,” “travel backpack,” and “beach essentials” across multiple years. If interest rises before the holiday period, the business can schedule a guide to choosing luggage ahead of peak season, then pair it with product content as demand increases. This is planning based on trend signals, not a guarantee that sales will rise.
How to Compare Keywords and Choose a Content Direction
Google Trends lets you compare the relative interest in multiple keywords on the same chart. This is useful when a marketing team is choosing between two product names, trying to identify the more popular wording, or deciding which topic to prioritize in its editorial calendar.

A Comparison Process You Can Use Right Away
- Ask a question before entering keywords. Do you want to know which term is more popular, which demand is growing, or which keyword is relevant to a specific location? A clear question helps you avoid interpreting the data based on gut feeling.
- Compare equivalent queries. Enter keywords with similar meanings and intent. Comparing a product term with an overly broad topic may not help you choose what content to create.
- Keep the filters consistent. Use the same location, time range, category, and search type for every query. You can test separate time periods to distinguish long-term trends from short-term fluctuations.
- Consider both interest levels and direction. A keyword that peaked in the past but is now declining may tell a different story from one with lower interest that is steadily growing. Consider both signals in the context of your industry and business goals.
- Check related topics and real-world results. Take the strongest candidates to a keyword research tool, review the search results page, and compare them with customer questions. Trends helps you find signals; the next steps help you assess whether they are actionable.
For example, a training provider could compare “learn English online” with “online English course.” If one phrase attracts more interest within the selected parameters, the business could consider using that wording in a title or topic cluster. Still, don’t overhaul your entire SEO strategy based on a single chart: search intent, competition, relevance to your services, and content quality all matter.
Turn Trend Data into a Marketing Plan
Data only matters when it leads to a specific action. After identifying a seasonal topic or choosing a keyword direction, connect your findings to your content, advertising, and sales plans. LilyTech can help businesses develop a content strategy and implement digital marketing based on real business goals, rather than focusing on one metric in isolation.

Pre-Launch Checklist
- Is the topic directly relevant to your products, services, and target customers?
- Has the upward trend recurred over multiple years, or did it appear only briefly?
- Are the location, category, and search type appropriate for the market you want to reach?
- Which specific searcher question will your planned content answer?
- Have you compared the trend with website data, search results, and feedback from your sales team?
- Have you defined how you will measure results after publishing or launching the campaign?
For SEO, you can use trends to schedule content early, build topic clusters, and update important pages before peak season. For advertising, the data can help you choose when to test messaging or allocate budget, but final decisions should also take campaign performance and conversion potential into account. For e-commerce, combine search trends with inventory, promotion schedules, and operational capacity to avoid creating demand your business is not ready to meet.
Conclusion: Use Google Trends Effectively and Realistically
Knowing how to use Google Trends effectively means choosing an appropriate comparison scope, identifying seasonal cycles, and turning search signals into content plans you can test. Treat it as a tool for exploring relative trends, not as a source of absolute search volumes or a reliable revenue forecast. Combining Google Trends with customer data, keyword research tools, and business goals will lead to stronger marketing decisions.

If your business needs a content, SEO, or digital marketing plan aligned with market demand, contact LilyTech for advice on an approach suited to your goals and resources.
Nguyễn Chính Ngọc Liên