Name: Pollen forecast for São Paulo (2026-10-16)
Creator: Pollen Count
Published: 2026-10-16T15:26:28Z
License: https://pollencount.org/terms/

The pollen count in São Paulo today is moderate, driven mainly by Parthenium Weed.

MED

3 active species

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4-Day Forecast:

Morning

Grass LOW

Tree LOW

Weed LOW

Afternoon

Grass LOW

Tree LOW

Weed MED

Evening

Grass LOW

Tree LOW

Weed LOW

Species	Level	Count
🌿 Parthenium Weed	MED	9 grains/m³
🌾 Grass (mixed)	LOW	3 grains/m³
🌾 Bermuda Grass	LOW	2 grains/m³
🌳 Box Elder	LOW	-
🌳 Alder	LOW	-
+35 more tracked Pigweed Common Ragweed Western Ragweed Giant Ragweed Sagebrush Mugwort Paper Birch Silver Birch Downy Birch Australian Pine Japanese Cypress Fat Hen Hazel Japanese Cedar Mediterranean Cypress Cock's-foot Ash Mountain Cedar Perennial Ryegrass White Mulberry Olive Pellitory-of-the-wall Upright Pellitory Timothy Grass Ribwort Plantain London Plane Black Poplar Mesquite White Oak Holm Oak English Oak Common Sorrel Russian Thistle Field Elm Stinging Nettle All species in the app: Android iOS
🌿 Parthenium Weed	MED	11 grains/m³
🌾 Grass (mixed)	MED	5 grains/m³
🌾 Bermuda Grass	LOW	3 grains/m³
🌿 Ribwort Plantain	LOW	1 grains/m³
🌳 Box Elder	LOW	-
+35 more tracked Alder Pigweed Common Ragweed Western Ragweed Giant Ragweed Sagebrush Mugwort Paper Birch Silver Birch Downy Birch Australian Pine Japanese Cypress Fat Hen Hazel Japanese Cedar Mediterranean Cypress Cock's-foot Ash Mountain Cedar Perennial Ryegrass White Mulberry Olive Pellitory-of-the-wall Upright Pellitory Timothy Grass London Plane Black Poplar Mesquite White Oak Holm Oak English Oak Common Sorrel Russian Thistle Field Elm Stinging Nettle All species in the app: Android iOS
🌿 Parthenium Weed	HIGH	17 grains/m³
🌾 Grass (mixed)	MED	8 grains/m³
🌾 Bermuda Grass	LOW	4 grains/m³
🌿 Fat Hen	LOW	1 grains/m³
🌿 Ribwort Plantain	LOW	1 grains/m³
+35 more tracked Box Elder Alder Pigweed Common Ragweed Western Ragweed Giant Ragweed Sagebrush Mugwort Paper Birch Silver Birch Downy Birch Australian Pine Japanese Cypress Hazel Japanese Cedar Mediterranean Cypress Cock's-foot Ash Mountain Cedar Perennial Ryegrass White Mulberry Olive Pellitory-of-the-wall Upright Pellitory Timothy Grass London Plane Black Poplar Mesquite White Oak Holm Oak English Oak Common Sorrel Russian Thistle Field Elm Stinging Nettle All species in the app: Android iOS
🌿 Parthenium Weed	MED	12 grains/m³
🌾 Grass (mixed)	MED	10 grains/m³
🌾 Bermuda Grass	MED	5 grains/m³
🌿 Ribwort Plantain	LOW	1 grains/m³
🌳 Box Elder	LOW	-
+35 more tracked Alder Pigweed Common Ragweed Western Ragweed Giant Ragweed Sagebrush Mugwort Paper Birch Silver Birch Downy Birch Australian Pine Japanese Cypress Fat Hen Hazel Japanese Cedar Mediterranean Cypress Cock's-foot Ash Mountain Cedar Perennial Ryegrass White Mulberry Olive Pellitory-of-the-wall Upright Pellitory Timothy Grass London Plane Black Poplar Mesquite White Oak Holm Oak English Oak Common Sorrel Russian Thistle Field Elm Stinging Nettle All species in the app: Android iOS

Last updated: 15:26 UTC

4-Day Forecast	Tree	Grass	Weed
Fri 16 Oct	LOW	LOW	MED
Sat 17 Oct	LOW	MED	MED
Sun 18 Oct	LOW	MED	HIGH
Mon 19 Oct	LOW	MED	MED

Map of São Paulo (-23.5505°, -46.6333°)

More in Brazil

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What Pollen Levels Mean

LOW Symptoms are unlikely

MED Moderate risk of symptoms

HIGH Widespread symptoms likely

V.HI Expect significant symptoms

X.HI Extremely high symptom likelihood & severity