Pollen Forecast

Forecast Issued: 09-07-25

Pollen Type: Tree Pollen particularly - see comments

Region	Wednesday	Thursday	Friday
	09-07-25	10-07-25	11-07-25
Leinster	M	H	H
Munster	M	H	H
Connacht	M	H	H
Ulster	M	H	H

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

General Comments:

Grass, nettle and weed pollen in particularly high levels expected during this warm period.

Tree Comments:

Cypress and Birch primarily with Pine, Poplar and Yew pollen present but in low levels.

Grass Comments:

Medium to high concentrations expected for grass pollen.

Weed Comments:

Medium to high nettle and weed pollen expected.

Spore Comments:

Moderate to high 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.