WY · Allergy Season Guide
Gillette Allergy Season Guide
PollyMap is actively seeking a qualified local collection partner in Gillette. 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 Gillette.
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 Gillette.
Become the Official PollyMap Partner for GilletteSummary
PollyMap does not yet have weekly collected pollen data for Gillette. 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 Gillette
Gillette shares Wyoming's a high-elevation semi-arid to alpine climate with cold winters, warm dry summers, and dramatic day-night temperature swings. at 4,544 ft elevation.
Gillette at 4,544 ft elevation sits within Wyoming's broader regional climate.
In Gillette, tree pollen — including Juniper, Cedar, Cottonwood — typically dominates from late winter through spring. Brome grass is the most common warm-season pollinator, and Sagebrush drives the largest fall pollen load.
Gillette's local mold profile includes Cladosporium, Alternaria. 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.
Gillette monthly allergy calendar
Typical month-by-month intensity for the four major airborne allergen categories in Gillette.
| 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 | 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 | Mod | Mod | High | High | Mod | Mod | Low | Low |
Most common local pollens — trees
Most common local pollens — weeds
Most common airborne molds
Current PollyMap data for Gillette
Official PollyMap Partner in Gillette
Frequently asked questions about allergies in Gillette
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Related guides
State Guide
Wyoming Allergy Season Guide
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Cheyenne Allergy Season Guide
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Casper Allergy Season Guide
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Rock Springs Allergy Season Guide
Library
Pollen species library
Library
Mold species library
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