Pollen Count in San Antonio, TX — Today

Total Pollen Index: 19 / 100 (Low)

Dominant allergen today: Ragweed

Pollen and mold levels

• Tree pollen: 1.1 (Low)
• Grass pollen: 0.8 (Low)
• Weed pollen (ragweed): 6.1 (High)
• Mold: 1.2 (Low)

Plants affecting San Antonio now

• Ragweed (weed): Universal Pollen Index 4 (High) — in season
• Elm (tree): Universal Pollen Index 2 (Low) — in season
• Grasses (grass): Universal Pollen Index 2 (Low) — out of season