Name: Pollen forecast for Tucson (2026-10-22)
Creator: Pollen Count
Published: 2026-10-22T15:56:49Z
License: https://pollencount.org/terms/

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

MED

8 active species

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4-Day Forecast:

Morning

Grass MED

Tree LOW

Weed MED

Afternoon

Grass MED

Tree LOW

Weed MED

Evening

Grass LOW

Tree LOW

Weed MED

Species	Level	Count
🌿 Parthenium Weed	MED	7 grains/m³
🌾 Grass (mixed)	MED	6 grains/m³
🌾 Bermuda Grass	LOW	4 grains/m³
🌿 Sagebrush	LOW	3 grains/m³
🌿 Pellitory-of-the-wall	LOW	3 grains/m³
+35 more tracked Russian Thistle Pigweed Fat Hen Box Elder Alder Common Ragweed Western Ragweed Giant Ragweed 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 Upright Pellitory Timothy Grass Ribwort Plantain London Plane Black Poplar Mesquite White Oak Holm Oak English Oak Common Sorrel Field Elm Stinging Nettle All species in the app: Android iOS
🌿 Parthenium Weed	MED	13 grains/m³
🌾 Grass (mixed)	MED	9 grains/m³
🌾 Bermuda Grass	MED	7 grains/m³
🌿 Sagebrush	MED	5 grains/m³
🌿 Russian Thistle	MED	5 grains/m³
+35 more tracked Pellitory-of-the-wall Pigweed Fat Hen Ribwort Plantain Box Elder Alder Common Ragweed Western Ragweed Giant Ragweed 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 Upright Pellitory Timothy Grass London Plane Black Poplar Mesquite White Oak Holm Oak English Oak Common Sorrel Field Elm Stinging Nettle All species in the app: Android iOS
🌿 Parthenium Weed	MED	6 grains/m³
🌾 Grass (mixed)	MED	5 grains/m³
🌾 Bermuda Grass	LOW	4 grains/m³
🌿 Sagebrush	LOW	3 grains/m³
🌿 Russian Thistle	LOW	3 grains/m³
+35 more tracked Pellitory-of-the-wall Pigweed Fat Hen Box Elder Alder Common Ragweed Western Ragweed Giant Ragweed 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 Upright Pellitory Timothy Grass Ribwort Plantain London Plane Black Poplar Mesquite White Oak Holm Oak English Oak Common Sorrel Field Elm Stinging Nettle All species in the app: Android iOS
🌿 Parthenium Weed	MED	9 grains/m³
🌾 Grass (mixed)	MED	9 grains/m³
🌾 Bermuda Grass	MED	6 grains/m³
🌿 Sagebrush	LOW	4 grains/m³
🌿 Russian Thistle	LOW	4 grains/m³
+35 more tracked Pellitory-of-the-wall Pigweed Fat Hen Box Elder Alder Common Ragweed Western Ragweed Giant Ragweed 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 Upright Pellitory Timothy Grass Ribwort Plantain London Plane Black Poplar Mesquite White Oak Holm Oak English Oak Common Sorrel Field Elm Stinging Nettle All species in the app: Android iOS

Last updated: 15:56 UTC

4-Day Forecast	Tree	Grass	Weed
Thu 22 Oct	LOW	MED	MED
Fri 23 Oct	LOW	MED	MED
Sat 24 Oct	LOW	MED	MED
Sun 25 Oct	LOW	MED	MED

Map of Tucson (32.2226°, -110.9747°)

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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