Pollen Forecast

Forecast Issued: 23-05-25

Pollen Type: Tree Pollen particularly - see comments

Region	Friday	Saturday	Sunday
	23-05-25	24-05-25	25-05-25
Leinster	M	M	M
Munster	M	M	M
Connacht	M	M	M
Ulster	M	M	M

L = Low
M = Moderate
H = High
VH = Very high
N/A = Not available

General Comments:

Tree, Grass, nettle and weed pollen seasons starting. Birch and Cypress pollen levels are high currently. Ash levels have risen recently.

Tree Comments:

Birch and Cypress primarily but Pine, Poplar and Yew pollen appearing.

Grass Comments:

Medium concentrations expected for grass pollen.

Weed Comments:

Little or no weed pollen expected.

Spore Comments:

Moderate levels of Cladosporium and Alternaria expected on the drier days with Ascospores and Basidiospores during the days of higher humidity.

© Dr. David O’Connor, School of Chemical Sciences, DCU

This pollen forecast is copyright protected. Reproduction of this on other websites or electronic media by any means whatever is prohibited. © Dr. David O’Connor, School of Chemical Sciences, DCU.

Shown below is a calendar depicting the general seasonal trends and allergenicity of the ten most prevalent pollen types for Dublin.