Pollen Forecast Dallas — What You Need to Know
The pollen forecast in Dallas peaks in March–October. Warm winters in the South mean pollen season can begin as early as January and stretch nearly year-round.
Why Is Pollen High in Dallas?
The primary allergen is Cedar/Juniper — mountain cedar releases massive pollen loads in winter and early spring — notorious in Texas and the South. Pollen spikes on warm, dry, and windy days. Rain temporarily clears the air, but counts rebound fast.
Pollen Season in Dallas
- Tree pollen — starts in late winter, peaks April–May. Birch, oak, and cedar are the biggest triggers.
- Grass pollen — peaks spring. Affects over 40 million Americans.
- Ragweed — August through October. One plant releases a billion grains per season.
Frequently Asked Questions
What is the pollen forecast in Dallas today?
The current pollen forecast in Dallas is updated every 12 hours using live data. Levels are rated Low, Moderate, High, or Very High based on pollen concentration in the air. Select the live badge above for today's reading.
What type of pollen is high in Dallas right now?
The primary allergen in Dallas is Cedar/Juniper. Peak pollen season in Dallas runs from March–October. The 'Active Allergens' section above shows which specific pollens are currently elevated.
When is pollen season in Dallas?
Pollen season in Dallas typically peaks in March–October. Tree pollen starts in late winter, followed by grass pollen in late spring through summer, and ragweed from August through October.
What should I do when pollen is high in Dallas?
On high pollen days in Dallas: check the forecast before going outside, schedule outdoor activities for the afternoon (pollen peaks 5–10 AM), keep windows closed and use AC, take antihistamines before exposure rather than after symptoms start, and shower after spending time outdoors to remove pollen from skin and hair.
How accurate is the pollen forecast for Dallas?
The pollen forecast for Dallas is based on the Google Pollen API, which combines real-time sensor data, weather forecasts, and plant biology models. Forecasts are updated every 12 hours and are generally accurate within 1 level (e.g., Moderate vs. High). Actual counts can vary by neighborhood depending on local vegetation.