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Pollen Level
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Mission experiences an extended allergy season due to the warm climate, often starting in late January with cedar pollen and lasting through November with ragweed. Residents of Mission, TX deal with some of the highest pollen counts in the country.
Right now: October ragweed continues in Mission. First cold front will bring relief, but timing is unpredictable.
Winter–Spring
Jan – May
Cedar fever peaks Jan–Feb. Oak and elm follow in spring.
Summer
May – Aug
Grass pollen dominates, especially Bermuda and Johnson grass.
Fall
Aug – Nov
Ragweed season extends late due to warm temperatures.
The area around Mission is notorious for 'cedar fever' in winter — a challenge unique to this region. PollenTracker monitors cedar, grass, and ragweed levels so you can manage symptoms year-round.
Open another nearby forecast without going back to the map.
Weather
81°F
Partly Cloudy · 86% humidity · 13 mph wind
NO
Ragweed pollen is very high and strong winds are spreading it aggressively. Stay indoors, keep windows closed, and run an air purifier.
Pollen: Ragweed pollen risk is very-high today; source reading: Google UPI 4/5 (High).
Lower-risk hours: 11:00-13:00
Hourly pollen risk is estimated from weather trends when no live hourly pollen feed is available.
Informational only. Not medical advice. For health concerns, please consult a qualified healthcare provider. Editorial standards.