Name: Pollen forecast for Jeju (2026-10-17)
Creator: Pollen Count
Published: 2026-10-16T15:26:39Z
License: https://pollencount.org/terms/

The pollen count in Jeju today is moderate, driven mainly by Grass (mixed).

MED

15 active species

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4-Day Forecast:

Morning

Grass MED

Tree LOW

Weed LOW

Afternoon

Grass MED

Tree LOW

Weed MED

Evening

Grass LOW

Tree LOW

Weed MED

Species	Level	Count
🌾 Grass (mixed)	MED	11 grains/m³
🌿 Parthenium Weed	MED	7 grains/m³
🌿 Mugwort	MED	6 grains/m³
🌾 Bermuda Grass	MED	5 grains/m³
🌾 Cock's-foot	LOW	4 grains/m³
+35 more tracked Perennial Ryegrass Pellitory-of-the-wall Upright Pellitory Timothy Grass Pigweed Fat Hen Ribwort Plantain Stinging Nettle Common Sorrel Russian Thistle Box Elder Alder Common Ragweed Western Ragweed Giant Ragweed Sagebrush Paper Birch Silver Birch Downy Birch Australian Pine Japanese Cypress Hazel Japanese Cedar Mediterranean Cypress Ash Mountain Cedar White Mulberry Olive London Plane Black Poplar Mesquite White Oak Holm Oak English Oak Field Elm All species in the app: Android iOS
🌾 Grass (mixed)	MED	16 grains/m³
🌿 Parthenium Weed	MED	11 grains/m³
🌿 Mugwort	MED	9 grains/m³
🌾 Bermuda Grass	MED	7 grains/m³
🌾 Cock's-foot	MED	6 grains/m³
+35 more tracked Perennial Ryegrass Pellitory-of-the-wall Upright Pellitory Timothy Grass Ribwort Plantain Stinging Nettle Pigweed Fat Hen Common Sorrel Russian Thistle Box Elder Alder Common Ragweed Western Ragweed Giant Ragweed Sagebrush Paper Birch Silver Birch Downy Birch Australian Pine Japanese Cypress Hazel Japanese Cedar Mediterranean Cypress Ash Mountain Cedar White Mulberry Olive London Plane Black Poplar Mesquite White Oak Holm Oak English Oak Field Elm All species in the app: Android iOS
🌾 Grass (mixed)	MED	13 grains/m³
🌿 Parthenium Weed	MED	12 grains/m³
🌿 Mugwort	MED	9 grains/m³
🌾 Bermuda Grass	MED	6 grains/m³
🌿 Pellitory-of-the-wall	MED	6 grains/m³
+35 more tracked Upright Pellitory Cock's-foot Perennial Ryegrass Timothy Grass Ribwort Plantain Stinging Nettle Pigweed Fat Hen Common Sorrel Russian Thistle Box Elder Alder Common Ragweed Western Ragweed Giant Ragweed Sagebrush Paper Birch Silver Birch Downy Birch Australian Pine Japanese Cypress Hazel Japanese Cedar Mediterranean Cypress Ash Mountain Cedar White Mulberry Olive London Plane Black Poplar Mesquite White Oak Holm Oak English Oak Field Elm All species in the app: Android iOS

Last updated: 15:26 UTC

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

Map of Jeju (33.4996°, 126.5312°)

More in South Korea

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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