Pollen count in Offaly today
Updated 06:03. The forecast updates every six hours.
Offaly pollen forecast for today and the next two days
Tuesday, 13 October
Quiet season
Pollen season is over for now in Offaly. Tree pollen usually returns in February.
111 days until tree pollen season usually starts.
- Grass
- Low
- Tree
- Low
- Weed
- Low
Rain expected, 17°C high, Windy
What to do today
- NowNothing to plan around outsidePollen stays very low until the tree season.
- IndoorsSneezing in winter?It is often dust mites or mould. Air rooms for ten minutes a day, dry clothes away from bedrooms and wash bedding hot each week.
- JanuaryGet ready earlyIf spring is hard for you, ask your pharmacist or GP in January about starting treatment before the season.
- Any timeGet a heads-upSign up for alerts and we'll email you when your pollen season starts.
Wednesday, 14 October
Quiet season
Pollen season is over for now in Offaly. Tree pollen usually returns in February.
110 days until tree pollen season usually starts.
- Grass
- Low
- Tree
- Low
- Weed
- Low
Dry, 16°C high, Windy
What to do tomorrow
- NowNothing to plan around outsidePollen stays very low until the tree season.
- IndoorsSneezing in winter?It is often dust mites or mould. Air rooms for ten minutes a day, dry clothes away from bedrooms and wash bedding hot each week.
- JanuaryGet ready earlyIf spring is hard for you, ask your pharmacist or GP in January about starting treatment before the season.
- Any timeGet a heads-upSign up for alerts and we'll email you when your pollen season starts.
Thursday, 15 October
Quiet season
Pollen season is over for now in Offaly. Tree pollen usually returns in February.
109 days until tree pollen season usually starts.
- Grass
- Low
- Tree
- Low
- Weed
- Low
Rain expected, 15°C high, Windy
What to do on Thursday
- NowNothing to plan around outsidePollen stays very low until the tree season.
- IndoorsSneezing in winter?It is often dust mites or mould. Air rooms for ten minutes a day, dry clothes away from bedrooms and wash bedding hot each week.
- JanuaryGet ready earlyIf spring is hard for you, ask your pharmacist or GP in January about starting treatment before the season.
- Any timeGet a heads-upSign up for alerts and we'll email you when your pollen season starts.
Your outings
Tell us when you're usually outside, like the school run or a lunchtime walk, and we'll check each one against the pollen. Saved on this device only.
Know someone with hay fever?
Towns in Offaly
Each town has its own forecast. Some days they differ from the county.
Breathing today
Pollen plus what else is in the air in Offaly.
Asthma day
Good day
Clean air and little pollen.
Air quality
Fair
European index 28
Fine particles
Good
PM2.5 up to 4 µg/m³
Ozone
Fair
Up to 76 µg/m³
UV
Low
No sun cream needed
Air quality and UV come from the same Copernicus forecast as the pollen levels. It is a forecast, not a measurement.
Your season in Offaly
Pollen season is over for now. Tree pollen usually returns in February.
In 2026, Offaly had 30 High pollen days, the joint 5th most of 32 counties. See how every county compared
Past 30 days
See past forecastsWhen each pollen is in the air
- Tree: February to May, birch peaks in April.
- Grass: May to July, the main hay fever season.
- Weed: June to September.
Help in Offaly
Allergy services near you
Not sure where to start? A pharmacist can suggest what might help. See your GP if symptoms are hard to manage.
Tip of the week
Lose Those Leaves
Fallen leaves can be a hotspot for mould growth. Regularly clear them from your garden and outdoor spaces to reduce mould spore proliferation.
Questions about pollen in Offaly
What are the common hay fever symptoms in Offaly?
Hay fever symptoms in Offaly are influenced by the county's low-lying landscape and inland position. The extensive boglands produce heather and sedge pollen, while the Shannon Callows flood meadows are rich in grass pollen. The rehabilitated bogs are creating new habitats. Common symptoms include sneezing, runny or blocked nose, itchy and watery eyes, and an itchy throat. During prolonged dry spells, symptoms may be more persistent. The rural setting means exposure to agricultural pollen sources is common during farming activities.
When is pollen season in Offaly, Ireland?
Tree pollen season typically runs from February to May. In Offaly, the key local trees are birch, alder, willow, which affect spring pollen levels. Grass pollen season peaks in June and July, with the Bog of Allen and Shannon Callows contributing to local concentrations. Weed pollen, including nettle and dock, can be present from June to September. Our daily forecasts help you track these changing conditions throughout the seasons.
How does weather affect pollen levels in Offaly?
Central location with no coastal influence. The flat bogland can experience morning mists that trap pollen close to ground level. Without coastal influence, pollen can concentrate during calm, dry periods. Warm, dry, and windy days typically see higher pollen counts as conditions favour pollen release and dispersal. During dry spells, pollen levels can build up over several days.
Does rain reduce pollen levels in Offaly?
Yes, rain generally reduces airborne pollen levels in Offaly by washing particles from the air. During the drier periods common in Offaly, rain showers provide welcome relief. However, thunderstorms can break pollen grains into smaller particles that penetrate deeper into the lungs. Light, steady rain is best for pollen relief. Check our daily forecast to plan activities around weather patterns.
How can I manage hay fever in Offaly?
Lough Boora Discovery Park offers managed trails through rehabilitated bogland. Birr and Tullamore have pharmacy access. General tips include checking our daily pollen forecast before planning outdoor activities, staying indoors during peak pollen times (usually mid-morning and early evening), wearing wraparound sunglasses outdoors, and showering after being outside. Consider heading to higher ground or nearby coastal areas on high pollen days. Consult your pharmacist or GP about antihistamines and other treatments tailored to your symptoms.