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
| 03 August 2026 Mon 13.6 ° C ( 56.6°F )  Patchy light drizzle |
Feels Like : 12.6 ° C / 54.7°F Humidity : % 91 Pressure : 1006 mb Wind Speed : 9 kmph / 5.6 miles from SE 
Visibility : 5 km Precipitation (rainfall) : 0.41 mm Cloud (%) : 58 |
15-day weather forecast for Letterkenny Airport, Letterkenny, Ireland
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 03 August 2026 Mon |  Patchy rain nearby |
11.1 ° C | 21 ° C | 14.2 ° C | % 89 | 19.4 km/h | 87% |
| 04 August 2026 Tue |  Light rain shower |
13.6 ° C | 19.9 ° C | 16.3 ° C | % 91 | 18 km/h | 92% |
| 05 August 2026 Wed | Patchy rain nearby |
12.1 ° C | 13.4 ° C | 12.6 ° C | % 92 | 32.8 km/h | 90% |
| 06 August 2026 Thu | Patchy rain nearby |
9 ° C | 17.5 ° C | 13.2 ° C | % 80 | 19.1 km/h | 65% |
| 07 August 2026 Fri |  Fog |
8.2 ° C | 18.4 ° C | 13.7 ° C | % 79 | 24.8 km/h | 46% |
| 08 August 2026 Sat |  Partly Cloudy |
12 ° C | 19.7 ° C | 15.7 ° C | % 79 | 24.5 km/h | 23% |
| 09 August 2026 Sun | Partly Cloudy |
12 ° C | 21.5 ° C | 16.9 ° C | % 76 | 9.7 km/h | 16% |
| 10 August 2026 Mon |  Sunny |
10.1 ° C | 23.5 ° C | 16.6 ° C | % 77 | 17.3 km/h | 9% |
| 11 August 2026 Tue | Sunny |
12.4 ° C | 22.9 ° C | 17.4 ° C | % 73 | 27 km/h | 9% |
| 12 August 2026 Wed | Patchy rain nearby |
15.8 ° C | 22.1 ° C | 18.8 ° C | % 78 | 24.5 km/h | 49% |
| 13 August 2026 Thu | Patchy rain nearby |
14.4 ° C | 17 ° C | 15.5 ° C | % 81 | 19.8 km/h | 65% |
| 14 August 2026 Fri | Patchy rain nearby |
13.2 ° C | 16.3 ° C | 15.4 ° C | % 90 | 17.6 km/h | 78% |
| 15 August 2026 Sat | Patchy rain nearby |
11.9 ° C | 19.6 ° C | 15.8 ° C | % 79 | 21.6 km/h | 35% |
| 16 August 2026 Sun | Patchy rain nearby |
8.6 ° C | 16.9 ° C | 13.1 ° C | % 79 | 26.3 km/h | 59% |
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