Average sunshine by county in Ireland
Hours of sunshine on an average day in each month, in each county, with the total hours for the year. The south-east is the sunniest corner of Ireland and the north-west the cloudiest. Tap a county for its full page, or compare counties side by side.
Figures are averages for 2021–2025 at each county town, from the ERA5 weather reanalysis via Open-Meteo. They describe typical lowland weather in each county; hills and exposed coasts are wetter and windier.
| County | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year hours |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Leinster | |||||||||||||
| CarlowCarlow | 4.1 | 4.3 | 6.2 | 8.2 | 10.0 | 10.1 | 9.1 | 9.1 | 7.0 | 5.2 | 4.0 | 3.3 | 2457 |
| DublinDublin | 4.3 | 4.6 | 7.0 | 9.4 | 11.2 | 11.7 | 10.2 | 10.2 | 8.0 | 5.9 | 4.3 | 3.4 | 2750 |
| KildareNaas | 3.8 | 4.0 | 6.2 | 8.3 | 10.4 | 10.5 | 9.0 | 9.1 | 7.1 | 5.6 | 4.1 | 3.1 | 2476 |
| KilkennyKilkenny | 3.9 | 4.3 | 6.2 | 8.3 | 9.9 | 10.0 | 9.1 | 9.3 | 7.0 | 5.2 | 4.1 | 3.4 | 2460 |
| LaoisPortlaoise | 4.0 | 4.2 | 6.1 | 8.5 | 10.1 | 10.2 | 9.1 | 9.2 | 7.1 | 5.4 | 4.1 | 3.3 | 2479 |
| LongfordLongford | 3.9 | 4.2 | 5.8 | 8.4 | 9.9 | 9.7 | 8.6 | 9.1 | 7.2 | 5.1 | 4.2 | 2.9 | 2408 |
| LouthDundalk | 4.0 | 4.3 | 6.3 | 8.7 | 10.4 | 10.5 | 9.4 | 9.4 | 7.4 | 5.2 | 4.2 | 3.0 | 2524 |
| MeathNavan | 4.1 | 4.2 | 6.3 | 8.5 | 10.4 | 10.4 | 9.1 | 9.4 | 7.2 | 5.4 | 4.2 | 3.0 | 2506 |
| OffalyTullamore | 3.9 | 4.0 | 6.0 | 8.4 | 9.8 | 9.9 | 8.6 | 8.9 | 7.1 | 5.3 | 4.1 | 3.0 | 2409 |
| WestmeathMullingar | 4.0 | 4.1 | 6.1 | 8.4 | 10.1 | 10.2 | 8.7 | 9.1 | 7.1 | 5.2 | 4.2 | 2.9 | 2442 |
| WexfordWexford | 4.4 | 4.7 | 6.9 | 9.1 | 11.2 | 11.4 | 10.7 | 10.2 | 8.0 | 5.7 | 4.6 | 3.5 | 2756 |
| WicklowWicklow | 4.0 | 4.7 | 6.9 | 9.2 | 11.1 | 11.6 | 10.6 | 10.1 | 7.9 | 5.8 | 4.1 | 3.1 | 2716 |
| Munster | |||||||||||||
| ClareEnnis | 3.9 | 4.2 | 5.9 | 8.4 | 9.8 | 9.0 | 8.6 | 8.9 | 7.1 | 5.1 | 4.0 | 3.1 | 2378 |
| CorkCork | 4.1 | 4.6 | 6.3 | 8.7 | 10.1 | 9.6 | 9.5 | 9.5 | 7.3 | 5.2 | 4.3 | 3.2 | 2512 |
| KerryTralee | 3.9 | 4.2 | 6.3 | 8.7 | 10.2 | 9.3 | 8.3 | 8.8 | 7.3 | 5.3 | 3.9 | 3.2 | 2421 |
| LimerickLimerick | 3.9 | 4.2 | 6.1 | 8.4 | 9.6 | 9.1 | 8.4 | 9.0 | 7.1 | 5.3 | 4.1 | 3.2 | 2390 |
| TipperaryThurles | 3.9 | 4.3 | 6.1 | 8.3 | 9.8 | 9.9 | 9.1 | 9.4 | 7.0 | 5.3 | 4.2 | 3.3 | 2457 |
| WaterfordWaterford | 4.1 | 4.4 | 6.4 | 8.6 | 10.5 | 10.6 | 9.9 | 9.9 | 7.2 | 5.4 | 4.4 | 3.4 | 2586 |
| Connacht | |||||||||||||
| GalwayGalway | 3.9 | 4.4 | 5.8 | 8.5 | 10.5 | 9.5 | 9.2 | 9.2 | 7.2 | 5.2 | 4.0 | 3.0 | 2451 |
| LeitrimCarrick-on-Shannon | 3.8 | 4.2 | 5.7 | 8.3 | 10.0 | 9.5 | 8.4 | 8.9 | 7.0 | 4.9 | 4.1 | 2.9 | 2368 |
| MayoCastlebar | 3.3 | 4.2 | 5.6 | 8.1 | 9.7 | 8.8 | 8.4 | 8.7 | 6.9 | 4.7 | 3.6 | 2.8 | 2280 |
| RoscommonRoscommon | 3.7 | 4.1 | 5.5 | 8.2 | 9.7 | 9.1 | 8.4 | 8.7 | 6.9 | 5.0 | 4.1 | 2.9 | 2326 |
| SligoSligo | 3.2 | 4.1 | 5.9 | 8.2 | 10.0 | 8.9 | 7.9 | 8.8 | 6.8 | 4.5 | 3.5 | 2.6 | 2268 |
| Ulster | |||||||||||||
| CavanCavan | 3.9 | 4.1 | 5.7 | 8.4 | 10.0 | 9.8 | 8.6 | 9.1 | 7.0 | 4.8 | 4.2 | 2.9 | 2393 |
| DonegalLetterkenny | 3.3 | 4.2 | 5.6 | 8.3 | 9.3 | 8.7 | 7.6 | 8.6 | 6.8 | 4.4 | 3.4 | 2.4 | 2212 |
| MonaghanMonaghan | 3.8 | 4.0 | 5.8 | 8.4 | 9.9 | 9.9 | 8.6 | 9.0 | 7.0 | 4.8 | 4.0 | 2.7 | 2375 |
| AntrimBelfast | 4.0 | 4.6 | 6.7 | 9.2 | 10.8 | 11.1 | 10.1 | 10.0 | 7.7 | 5.1 | 4.3 | 2.9 | 2637 |
| ArmaghArmagh | 3.9 | 4.1 | 6.0 | 8.5 | 10.0 | 10.2 | 8.9 | 9.2 | 7.2 | 4.9 | 4.1 | 2.8 | 2433 |
| DownDownpatrick | 4.1 | 4.6 | 6.7 | 9.4 | 10.9 | 11.2 | 10.1 | 10.1 | 8.0 | 5.4 | 4.4 | 3.0 | 2679 |
| FermanaghEnniskillen | 3.6 | 3.9 | 5.7 | 8.2 | 9.6 | 9.4 | 8.1 | 8.9 | 7.0 | 4.5 | 3.9 | 2.7 | 2301 |
| DerryDerry | 3.4 | 4.2 | 5.9 | 8.4 | 9.3 | 8.8 | 7.7 | 8.7 | 6.9 | 4.5 | 3.6 | 2.6 | 2255 |
| TyroneOmagh | 3.5 | 4.0 | 5.6 | 8.1 | 9.4 | 9.2 | 7.9 | 8.7 | 6.9 | 4.5 | 3.6 | 2.6 | 2255 |