RI · Allergy Season Guide
Cranston Allergy Season Guide
PollyMap is actively seeking a qualified local collection partner in Cranston. This guide uses regional climate and historical allergen data while we recruit a local host.
PollyMap is actively looking for a qualified local partner in Cranston.
We're recruiting a qualified local allergy clinic, naturopathic clinic, university, environmental health professional, or other qualified organization to become the official pollen collection partner for Cranston.
Become the Official PollyMap Partner for CranstonSummary
PollyMap does not yet have weekly collected pollen data for Cranston. This guide is based on regional climate patterns and historical allergen data while we recruit a local collection partner. Tree pollen peaks in spring, grass pollen in late spring and early summer, and weed pollen in late summer and fall.
Local allergy guide for Cranston
Cranston shares Rhode Island's a humid continental climate with four distinct seasons — cold, snowy winters and warm, humid summers. at 75 ft elevation.
Cranston at 75 ft elevation sits within Rhode Island's broader regional climate.
In Cranston, tree pollen — including Birch, Oak, Maple — typically dominates from late winter through spring. Timothy grass is the most common warm-season pollinator, and Ragweed drives the largest fall pollen load.
Cranston's local mold profile includes Alternaria, Cladosporium, Aspergillus. Spore counts tend to peak after rainfall and during the warm, humid portion of the year.
Local weather — temperature, rainfall, wind, and humidity — drives day-to-day pollen levels. Dry, windy days following warm weather typically produce the highest counts, while heavy rain temporarily clears the air.
Cranston monthly allergy calendar
Typical month-by-month intensity for the four major airborne allergen categories in Cranston.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Tree | Low | Mod | High | V.High | V.High | High | Mod | Low | Low | Low | Low | Low |
| Grass | — | — | Low | Mod | V.High | V.High | High | Mod | Low | Low | — | — |
| Weed | Low | Low | Low | Mod | Mod | Mod | High | V.High | V.High | High | Mod | Low |
| Mold | Low | Low | Mod | Mod | High | High | High | V.High | V.High | V.High | Mod | Low |
Most common local pollens — weeds
Most common airborne molds
Current PollyMap data for Cranston
Official PollyMap Partner in Cranston
Frequently asked questions about allergies in Cranston
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Related guides
State Guide
Rhode Island Allergy Season Guide
Nearby city
Providence Allergy Season Guide
Nearby city
Warwick Allergy Season Guide
Nearby city
Pawtucket Allergy Season Guide
Nearby city
East Providence Allergy Season Guide
Library
Pollen species library
Library
Mold species library
Reports
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