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Gathering pollen, air quality, and weather data for you.
Gathering pollen, air quality, and weather data for you.
Pollen Level
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Air Quality
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Billings's allergy season is relatively mild compared to other US regions, running from April through September. However, the dry air and altitude around Billings, MT create unique challenges — pollen travels further and dry conditions can irritate airways.
Right now: August brings sagebrush pollen to Billings. This is the primary fall allergen in the Mountain West.
Spring
Apr – Jun
Juniper, pine, and cottonwood tree pollen peak at lower elevations.
Summer
Jun – Aug
Grass pollen peaks. Higher elevations see delayed and shorter seasons.
Fall
Aug – Sep
Sagebrush and ragweed in lower elevations. Season ends earlier at altitude.
Dry air near Billings can carry pollen over longer distances, but lower humidity means less mold than in humid regions. Elevation significantly affects local pollen timing — even a 30-minute drive changes conditions. PollenTracker accounts for these variations.
Open another nearby forecast without going back to the map.
Google UPI 0/5
Weather
96°F
Sunny · 6% humidity · 20 mph wind
CAUTION
Tree pollen is moderate, but 20 mph wind may stir it up. Take your usual precautions if you're sensitive.
Weather: 20 mph wind can spread pollen more aggressively.
Lower-risk hours: 11:00-12:00, 21:00
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.