Pollen levels at Garrison, Maryland, United States: index 0/4 (None). No significant pollen activity detected.
Maryland, United States
69/ 100 · Outdoor Activity Score
CautionFair for a workout, but heat is the main limiter — hydrate and take shade breaks.
Temperature −15Rain −10UV −5Humidity −1
Best & worst hours today
Best:17:00–17:00
Best:17:00–17:00
Best:19:00–17:00
Best:18:00–17:00
Pollen Forecast
None
0
Index (0–4)
24h
Now+24h
- Tree Pollen
- Low
- Grass Pollen
- Very High
- Weed Pollen
- High
Dominant species: Timothy, Bermuda Grass
Estimated based on location, season & weather conditions
Frequently Asked Questions
What are the current pollen levels at Garrison?
The current pollen index at Garrison, Maryland, United States is 0 out of 4, rated as None. No significant pollen activity detected.
When is pollen season at Garrison?
Pollen season at Garrison typically runs from March to October. Grass pollen peaks in late spring and summer, while birch and alder are most active in early spring. Olive pollen peaks in May–June in Mediterranean regions.
Is Garrison good for allergy sufferers?
Current conditions at Garrison show a pollen level of None. Check our hourly trend chart for the best times to be outdoors.
How is the pollen forecast calculated?
Our pollen forecast uses the CAMS (Copernicus Atmosphere Monitoring Service) model, which tracks 6 major pollen types: birch, olive, grass, alder, ragweed, and mugwort. Data is updated hourly with 24-hour forecasts.