Letterkenny Airport (LTR) 15 Day Weather Forecast, Letterkenny Ireland
Current weather conditions and 15 day weather forecast for Letterkenny Airport in Letterkenny, Ireland including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain, wind speed, cloud, pressure, and UV index.
Current weather conditions at LTR
| 21 March 2026 Sat 2.6 ° C ( 36.7°F )  Clear |
Feels Like : 1.4 ° C / 34.5°F Humidity : % 84 Pressure : 1021 mb Wind Speed : 5 kmph / 3.1 miles from S 
Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 12 |
15-day weather forecast for Letterkenny Airport, Letterkenny, Ireland
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 21 March 2026 Sat | Sunny |
2 ° C | 13.4 ° C | 6.8 ° C | % 77 | 9.4 km/h | 0% |
| 22 March 2026 Sun |  Patchy rain nearby |
1.3 ° C | 10.3 ° C | 6.5 ° C | % 77 | 21.6 km/h | 89% |
| 23 March 2026 Mon |  Overcast |
0.2 ° C | 10.4 ° C | 6.4 ° C | % 78 | 29.5 km/h | 0% |
| 24 March 2026 Tue |  Moderate rain |
3.4 ° C | 7.5 ° C | 6.6 ° C | % 82 | 31.7 km/h | 84% |
| 25 March 2026 Wed | Patchy rain nearby |
3.1 ° C | 7.4 ° C | 4.7 ° C | % 70 | 33.1 km/h | 87% |
| 26 March 2026 Thu | Patchy rain nearby |
-0.6 ° C | 8.6 ° C | 4.2 ° C | % 76 | 11.9 km/h | 84% |
| 27 March 2026 Fri | Patchy rain nearby |
1.4 ° C | 9.5 ° C | 7.1 ° C | % 84 | 26.3 km/h | 85% |
| 28 March 2026 Sat | Overcast |
0.9 ° C | 10.3 ° C | 4.5 ° C | % 75 | 9.7 km/h | 0% |
| 29 March 2026 Sun | Overcast |
-0.1 ° C | 9.6 ° C | 4.2 ° C | % 78 | 16.9 km/h | 0% |
| 30 March 2026 Mon | Patchy rain nearby |
-0.9 ° C | 8.9 ° C | 3.6 ° C | % 78 | 8.3 km/h | 80% |
| 31 March 2026 Tue | Patchy rain nearby |
-0.2 ° C | 8.2 ° C | 4.2 ° C | % 72 | 17.3 km/h | 87% |
| 01 April 2026 Wed | Patchy rain nearby |
0.8 ° C | 8.3 ° C | 4.6 ° C | % 77 | 13.3 km/h | 0% |
| 02 April 2026 Thu | Patchy rain nearby |
0.1 ° C | 8.4 ° C | 4.7 ° C | % 77 | 10.4 km/h | 82% |
| 03 April 2026 Fri |  Partly Cloudy |
-1.2 ° C | 11 ° C | 4.7 ° C | % 76 | 7.2 km/h | 0% |
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