Killarney Weather Forecast
Killarney weather: 61°F, light rain. Hourly forecast, 14-day outlook, UV, air quality and the best time to visit.
Climate in Killarney month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Month | Avg high | Avg low | Rainfall | Rating |
|---|---|---|---|---|
| January | 46° | 36° | 5,8 in | ★★☆☆☆ |
| February | 50° | 42° | 5,7 in | ★★☆☆☆ |
| March | 53° | 41° | 4,5 in | ★★★☆☆ |
| April | 57° | 44° | 4,3 in | ★★★☆☆ |
| May | 62° | 48° | 3,1 in | ★★★★☆ |
| June | 64° | 52° | 3,9 in | ★★★★☆ |
| July | 68° | 55° | 3,1 in | ★★★★☆ |
| August | 67° | 55° | 4,3 in | ★★★★☆ |
| September | 62° | 51° | 3,9 in | ★★★★☆ |
| October | 58° | 49° | 5,7 in | ★★★☆☆ |
| November | 53° | 44° | 6,3 in | ★★☆☆☆ |
| December | 50° | 42° | 6,3 in | ★★☆☆☆ |
Climate type: Temperate. Source: Open-Meteo archive (ERA5).
Best time to visit Killarney
Go in May, June, July and August. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: January, February and December - expect the least comfortable mix of heat, cold or rain.
Recent extremes in Killarney
Highest and lowest readings observed in the last 3 years of reanalysis data - not all-time records.
How Killarney compares with nearby places
Annual averages, and the difference against Killarney.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| Dingle | 33 mi | 52°F | about the same | 80 in |
| County Cork | 45 mi | 52°F | about the same | 52 in |
| Cork | 45 mi | 52°F | about the same | 52 in |
| County Limerick | 56 mi | 51°F | about the same | 56 in |
| Limerick | 56 mi | 51°F | about the same | 56 in |
What to pack, what to skip
- A packable rain shell - 2 of the next 7 days carry a real chance of rain
- If your dates are flexible, avoid January, February and December - historically the least comfortable months here.
See the Killarney forecast by time range
Killarney weather - more answers
Explore Killarney
Every topic we hold for this place, and the same topic for the places around it.
Weather for related places
Frequently asked questions
Where is Killarney?
Killarney is a city in County Kerry. Its coordinates are 52.0599, -9.5044. It lies in Europe.
What is the weather like in Killarney right now?
It is currently 61°F (16°C) with light rain. Humidity is 95% and wind is 6 mph.
When is the best time to visit Killarney?
May, June, July and August offer the most comfortable conditions in Killarney, which has a temperate climate. January, February and December are usually the hardest months for outdoor plans.
What time zone is Killarney in?
Killarney observes Europe/Dublin (UTC+01:00). The local time is 10:21 PM.
How many people live in Killarney?
Killarney has a population of approximately 14.500.
What is the nearest airport to Killarney?
The closest airports are Dublin Airport (DUB), 165 mi away.
What are the top things to do in Killarney?
Popular options include Snowdonia National Park.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (cities-supported) - coordinates, hierarchy and facts. |
|---|---|
| Forecast and observations | Open-Meteo (ECMWF and national models). |
| Air quality and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Climate averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated October 2, 2026 at 10:21 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.
