Killarney weather in March
Temperature, rain and sunshine in March: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in March
Poor
Best time to visit: June – September
What is the weather like in Killarney in March?
In March, Killarney is cool: daytime highs average 10 °C, and nights cool down to about 4 °C. The sun is scarce, with only about 4 hours a day. It rains often – on about 15 days, adding up to 90 mm. All in all, March is not an ideal month for a holiday in Killarney.
March compared
How the weather changes from February to April. Tap a month to open it.
| FebruaryFeb | MarchMar | AprilApr | |
|---|---|---|---|
| Score | 12 | 22 | 41 |
| Day | 9° | 10° | 13° |
| Night | 4° | 4° | 6° |
| Sun | 2 h | 4 h | 5 h |
| Rain days | 15 | 15 | 14 |
More details for March
- Daylight
- 11 h 46 min06:55 – 18:41
- UV index
- 3 · moderateclear sky, noon (estimate)All months
- Muggy days
- 0 daysdew point 18 °C or moreAll months
- Wind
- 20 km/haverage daily peakAll months
- Cloud cover
- 75 %on averageAll months
- Hot days
- 0 days30 °C or more
- Time zone
- UTC+0Europe/Dublin
How the score comes together
- Temperatureweight 50 %27 %
- Sunshineweight 20 %8 %
- Few rainy daysweight 30 %24 %
Each factor is rated from 0 to 100 % and weighted for the travel style “Nature escape”.
What to pack in March
- A jumper for the evenings
- Rain jacket or umbrella
Killarney in March: quick answers
Is Killarney hot in March?
No. In March, Killarney is cool: daytime highs average 10 °C and nights drop to about 4 °C.
Does it rain much in Killarney in March?
It rains often – on about 15 days, adding up to 90 mm.
Killarney month by month
The whole year in KillarneyAll destinations: IrelandWhere to go in March
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences