SD · Allergy Season Guide
Sioux Falls Allergy Season Guide
PollyMap is actively seeking a qualified local collection partner in Sioux Falls. 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 Sioux Falls.
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 Sioux Falls.
Become the Official PollyMap Partner for Sioux FallsSummary
PollyMap does not yet have weekly collected pollen data for Sioux Falls. 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 Sioux Falls
Sioux Falls shares South Dakota's a continental climate with hot, humid summers, cold winters, and frequent severe weather. at 1,467 ft elevation.
Sioux Falls at 1,467 ft elevation sits within South Dakota's broader regional climate.
In Sioux Falls, tree pollen — including Elm, Cedar, Oak — typically dominates from late winter through spring. Bluegrass grass is the most common warm-season pollinator, and Ragweed drives the largest fall pollen load.
Sioux Falls'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.
Sioux Falls monthly allergy calendar
Typical month-by-month intensity for the four major airborne allergen categories in Sioux Falls.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Tree | Low | Mod | V.High | V.High | High | Mod | Low | Low | Low | Low | Low | Low |
| Grass | — | — | Low | Mod | High | V.High | High | Mod | Low | Low | — | — |
| Weed | Low | Low | Mod | Mod | Mod | Mod | High | V.High | V.High | V.High | Mod | Low |
| Mold | Low | Low | Mod | Mod | High | High | V.High | V.High | V.High | High | Mod | Low |
Most common local pollens — trees
Most common local pollens — weeds
Most common airborne molds
Current PollyMap data for Sioux Falls
Official PollyMap Partner in Sioux Falls
Frequently asked questions about allergies in Sioux Falls
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Related guides
State Guide
South Dakota Allergy Season Guide
Nearby city
Rapid City Allergy Season Guide
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Aberdeen Allergy Season Guide
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Brookings Allergy Season Guide
Nearby city
Watertown Allergy Season Guide
Library
Pollen species library
Library
Mold species library
Reports
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