Stay updated with real-time pollen levels in Chelmsford, Massachusetts. Use our interactive maps and forecasts to manage allergies and confidently plan outdoor activities.
Live Pollen Level
Moderate
Chelmsford, Massachusetts
Last updated: ... (Local time)

Disclaimer: The information provided is for informational purposes only and should not be considered medical advice. Always consult a healthcare professional for allergy-related concerns.
Low
Moderate
High
Very high
116 ppm
0
95
208
704+
24 ppm
0
30
61
342+
13 ppm
0
21
78
267+
AQI
34
Good
Chelmsford, Massachusetts
Chelmsford, Massachusetts
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6ppm
Ash
9ppm
Birch
12ppm
Elm
5ppm
Maple
13ppm
Mulberry
42ppm
Oak
20ppm
Pine
13ppm
Ragweed
Moderate
156ppm
Tree
5ppm
Weed
31ppm
Grass
Moderate
122ppm
Tree
5ppm
Weed
28ppm
Grass
High
311ppm
Tree
14ppm
Weed
34ppm
Grass
Moderate
156ppm
Tree
5ppm
Weed
31ppm
Grass
High
429ppm
Tree
9ppm
Weed
54ppm
Grass
Moderate
152ppm
Tree
6ppm
Weed
35ppm
Grass
Moderate

Ambee provides accurate pollen data for Massachusetts, USA aligned with National Allergy Bureau (NAB) guidelines. By combining historical research, weather data, and machine learning, we deliver reliable, real-time insights with clear risk levels to help manage allergies effectively.
Disclaimer: While we strive for accuracy, individual responses to allergens may vary. Always consult a healthcare provider for personal advice.
Pollen updates for Chelmsford, Massachusetts are available every hour.
Today, Chelmsford, Massachusetts experiences a pollen risk categorized as moderate.
Yesterday, the pollen reading in Chelmsford, Massachusetts showed high levels.
In Chelmsford, Massachusetts the ragweed count today is 13 ppm, contributing to low allergy risks.
The oak pollen reading in Chelmsford, Massachusetts today is 42 ppm.
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