Best Time to Visit Killarney: Month-by-Month Guide
Best months for Killarney: February, March, April, December.
- Best months for Killarney: February, March, April, December.
- Peak season is August, July, September. Expect higher prices and more visitors (estimated from the climate, not from visitor counts).
- Shoulder season: January, February, March, April, May, June, November, December. Good weather without the busiest period.
- Wettest months: September, October, August.
- The weather is good almost all year.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 23°C | 22°C | 41 mm | 8 | – | – | 8.1 |
| February | 23°C | 22°C | 32 mm | 5 | – | – | 8.4 |
| March | 23°C | 22°C | 34 mm | 5 | – | – | 8.4 |
| April | 24°C | 23°C | 47 mm | 6 | – | – | 8.3 |
| May | 26°C | 25°C | 78 mm | 9 | – | – | 7.9 |
| June | 28°C | 26°C | 90 mm | 14 | – | – | 7.2 |
| July | 28°C | 27°C | 70 mm | 14 | – | – | 7.3 |
| August | 29°C | 27°C | 111 mm | 16 | – | – | 6.8 |
| September | 28°C | 27°C | 130 mm | 19 | – | – | 6.4 |
| October | 27°C | 26°C | 135 mm | 17 | – | – | 6.6 |
| November | 26°C | 24°C | 72 mm | 9 | – | – | 7.8 |
| December | 24°C | 23°C | 40 mm | 7 | – | – | 8.2 |
Frequently asked questions
When is the best time to visit Killarney?
The best months are February, March, April, December.
When is the rainy season in Killarney?
The wettest months are September, October, August.