March · Ireland
Best time to visit Killarney in March Weather, crowds & prices
Weather in Killarney in March
Average temperature 7°C, 115 mm of rain, about 2 days with 6+ hours of sunshine and 90% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
March score
4.6/10
Ranked #7 of 12 months
- Avg temp
- 7°C
- Rainfall
- 115 mm
- Humidity
- 90%
- Days with 6h+ sun
- 2
- Crowd Density
- Quiet / Uncrowded
- Average Expenses
- $ · Budget Friendly ($)
March in Killarney scores 4.6/10 for nature and wildlife travel - ranked #7 of 12. Expect around 7°C, 115 mm of rain, and roughly 2 days with 6+ hours of sunshine this month.
Scenic hub on the Ring of Kerry with mountain lakes, Muckross House, and national park.
March in Killarney — the hardest end of the year
Expect 7°C (45°F) in March. A good month for city streets, viewpoints and long meals; leave swimming for another season.
115 mm of rain signals a properly wet month, with only about 2 days with 6+ hours of sunshine to count on — build indoor options into the schedule.
That is 4.6/10 on the same scale — 7th of 12 months, versus 8.4/10 for the best month here.
Pack a mid-weight jacket, long sleeves and shoes you can walk 15 km in, a proper rain shell rather than an umbrella, footwear you can get muddy.
Expect low-season pricing, and crowds are light for this destination.
If your dates are flexible, May is materially better in Killarney — 3.8 points higher on the same scale.
Frequently asked
- What is the weather like in Killarney in March?
- In March, Killarney averages 7°C, 115 mm of rain, and about 2 days with 6+ hours of sunshine. Its climate-comfort score is 4.6/10.
- Is March a good time to visit Killarney?
- March earns a 4.6/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Killarney in March?
- Expect about 115 mm of rain in March. Average humidity is 90% and there are about 2 days with 6+ hours of sunshine.
Curated in Killarney
Tickets & experiences
Things to do in Killarney
Killarney, Ireland. Live activities and tours from GetYourGuide, matched to this destination.