San Antonio, TX Pollen Forecast

Summary of the forecasted pollen levels in San Antonio, TX

The overall pollen levels in San Antonio are moderate, with grasses and weeds contributing the most pollen. The northern and southeastern areas may see slightly higher grass pollen compared to the center of San Antonio. Pollen from bermuda grass is the main concern over the next few days, though weed pollen levels are also present.

What's in the air in San Antonio

Pollen types found in this area throughout the year and their typical risk level.

  • HighBermuda Grass
  • LowMugwort
  • LowRagweed

This week's biggest contributors

The pollen types with the highest measured levels this week.

  • HighBermuda Grass23.0 grains/m³
  • LowMugwort7.0 grains/m³
  • LowRagweed7.0 grains/m³
Thu, May 21
Click a location on the map to check the estimated pollen level.

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7-Day Forecast

This forecast represents the expected pollen levels in the area surrounding the selected location.

DatePollen TypeLevel
2026-05-21Grass PollenModerate
2026-05-22Grass PollenModerate
2026-05-23Grass PollenHigh
2026-05-24Grass PollenModerate
2026-05-25Grass PollenHigh
2026-05-26Grass PollenHigh
2026-05-27Grass PollenModerate
Risk Levels:
Low
,
Moderate
,
High
,
Very High

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