NPMA Released Fall and Winter 2026 Bug Barometer
The National Pest Management Association issued a report projecting elevated pest activity across the United States.
Updated on Sept. 21, 2026 in Forecasts

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On August 26, 2026, the National Pest Management Association published its biannual Bug Barometer. The report predicts that warmer-than-average temperatures will sustain increased pest activity throughout the fall and winter seasons.
Why it matters
The analysis helps households understand how lingering warm weather affects the biological cycles and indoor migration patterns of common pests. By monitoring these trends, residents can better prepare for seasonal shifts in pest behavior.
The National Pest Management Association report integrates weather history and drought forecasts to predict pest activity. Board-certified entomologists analyze these meteorological patterns alongside pest biology to issue the bi-annual outlook.
The players
National Pest Management Association
This trade organization represents the professional pest management industry and publishes regular guidance on pest activity.
The details
Warmer-than-average fall temperatures are expected to extend the foraging season for mosquitoes, ticks, and ants. As conditions eventually cool, the report projects that rodents and cockroaches will shift their activity indoors.
Timeline
The National Pest Management Association released the report on August 26, 2026.
Elevated pest activity is anticipated throughout Fall 2026.
The forecast covers expected pest behaviors through Winter 2026.
Seasonal Patterns
This report continues the biannual data collection cycle maintained by the National Pest Management Association. The current projections follow established historical patterns where extended autumn warmth directly correlates with longer reproductive cycles for common insects.
Homeowners should prepare for potential indoor migrations of rodents and cockroaches as temperatures decline later in the season. Taking preventative measures now can mitigate the risk of increased foraging activity by mosquitoes and ticks while the weather remains warm.
The takeaway
Understanding long-term climate trends allows for more effective household pest prevention strategies before the weather turns. Monitoring these biannual forecasts helps residents stay ahead of the typical migration cycles of common pests.
Further reading
For more information on seasonal trends, visit the Forecasts section.
Source note: This article includes information reported by KSNV.
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