Hawaii Flu Activity Rises Earlier Than Expected

State health data shows flu positivity reaching 25.7 percent as circulation accelerates across Hawaii.

Updated on Oct. 22, 2026 in COVID-19

Bold vector editorial illustration of a glass thermometer resting on a stylized tropical palm leaf, representing seasonal health shifts. — Hawaii health officials report an early increase in seasonal influenza activity, with positivity rates climbing to 25.7 percent this month. AI Illustration. Upload story photo >

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Hawaii is seeing a notable rise in influenza activity this month, with test positivity rates significantly higher than the same time last year. State health data shows that flu circulation is accelerating faster than it did during the previous season.

Why it matters

The earlier rise in flu activity changes the timeline for seasonal prevention and clinical care for residents across Hawaii. Understanding this shift helps locals prioritize protective habits as current positivity trends outpace last year's figures.

Active surveillance shows a 25.7% influenza test positivity rate, compared to 5.2% at this time last year. While the 2025-2026 season peaked at 36.3%, the exact trajectory for the current cycle is still under investigation.

The players

Walmart

Retailer providing consumer access to generic oseltamivir and diagnostic testing supplies.

Longs Drugs

Pharmacy chain that maintains local stocks of generic oseltamivir and at-home flu testing options.

The details

Influenza spreads through respiratory droplets, and early seasonal activity often correlates with increased viral transmission in shared indoor spaces. Healthcare providers may utilize prescription antivirals like oseltamivir to help reduce symptom duration and viral shedding. Pharmacies and retailers such as Walmart and Longs Drugs offer at-home testing kits that can help individuals identify flu infections early.

October 2026: Flu activity rise observed.
Week ending Dec. 27, 2025: Previous flu season reached a peak positivity rate of 36.3%.

Health Landscape

This early-season surge sits in contrast to the timeline of the 2025-2026 flu season. Monitoring these figures allows for a clearer understanding of how current activity levels compare to the historic peak of 36.3%.

Residents should pay close attention to respiratory symptoms and consider at-home testing to identify potential infections early. The increased activity makes this an appropriate time to discuss flu prevention strategies and potential antiviral options with your physician.

The takeaway

Early flu activity in Hawaii highlights the importance of staying vigilant as infection rates climb well above last year's levels. Consult your healthcare provider about appropriate testing or care plans if you begin to experience flu-like symptoms.