Currently: 51 °F. Light rain. Low clouds. (Weather station: Castlederg, Ireland). See more current weatherPast Weather in Letterkenny — Graph
Letterkenny Temperature Yesterday
Maximum temperature yesterday: 48 °F (at 1:00 pm)
Minimum temperature yesterday: 44 °F (at 8:00 am)
Average temperature yesterday: 46 °F
High & Low Weather Summary for the Past Weeks
| Temperature | Humidity | Pressure | |
|---|---|---|---|
| High | 57 °F (Nov 27, 9:00 am) | 99% (Nov 30, 11:00 am) | 30.14 "Hg (Nov 30, 11:00 am) |
| Low | 27 °F (Nov 30, 9:00 am) | 65% (Nov 27, 4:00 pm) | 28.79 "Hg (Dec 5, 8:00 pm) |
| Average | 44 °F | 91% | 29.46 "Hg |
| * Reported Nov 24 5:00 am — Dec 9 5:00 am, Letterkenny. Weather by CustomWeather, © 2025 | |||
Note: Actual official high and low records may vary slightly from our data, if they occured in-between our weather recording intervals... More about our weather records
Letterkenny Weather History for the Previous 24 Hours
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| Conditions | Comfort | |||||||
|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Wind | Humidity | Barometer | Visibility | ||
| 5:00 am Tue, Dec 9 | | 51 °F | Light rain. Low clouds. | 34 mph | ↑ | 94% | 29.09 "Hg | 3 mi |
| 4:00 am | | 51 °F | Light rain. Overcast. | 31 mph | ↑ | 94% | 29.15 "Hg | 6 mi |
| 3:00 am | | 50 °F | Light rain. Low clouds. | 25 mph | ↑ | 96% | 29.23 "Hg | 7 mi |
| 2:00 am | | 48 °F | Light rain. Overcast. | 11 mph | ↑ | 97% | 29.29 "Hg | 4 mi |
| 1:00 am | | 47 °F | Light rain. Overcast. | 16 mph | ↑ | 97% | 29.35 "Hg | 4 mi |
| 12:00 am | | 47 °F | Light rain. Low clouds. | 16 mph | ↑ | 96% | 29.41 "Hg | 4 mi |
| 11:00 pm Mon, Dec 8 |  | 46 °F | Passing clouds. | 13 mph | ↑ | 95% | 29.41 "Hg | 8 mi |
| 10:00 pm | | 45 °F | Passing clouds. | 7 mph | ↑ | 95% | 29.44 "Hg | 10 mi |
| 9:00 pm | | 45 °F | Passing clouds. | 16 mph | ↑ | 95% | 29.44 "Hg | 11 mi |
| 8:00 pm |  | 45 °F | Overcast. | 9 mph | ↑ | 95% | 29.47 "Hg | 9 mi |
| 7:00 pm | | 45 °F | Passing clouds. | 9 mph | ↑ | 94% | 29.47 "Hg | 8 mi |
| 6:00 pm | | 44 °F | Light rain. Overcast. | 4 mph | ↑ | 96% | 29.47 "Hg | 9 mi |
| 5:00 pm | | 45 °F | Overcast. | 9 mph | ↑ | 95% | 29.44 "Hg | 12 mi |
| 4:00 pm |  | 46 °F | Overcast. | 9 mph | ↑ | 90% | 29.44 "Hg | 19 mi |
| 3:00 pm | | 48 °F | Overcast. | 22 mph | ↑ | 85% | 29.44 "Hg | 19 mi |
| 2:00 pm | | 48 °F | Overcast. | 25 mph | ↑ | 82% | 29.41 "Hg | 31 mi |
| 1:00 pm | | 48 °F | Overcast. | 34 mph | ↑ | 82% | 29.41 "Hg | 22 mi |
| 12:00 pm |  | 48 °F | Sunny. | 31 mph | ↑ | 84% | 29.41 "Hg | 19 mi |
| 11:00 am |  | 47 °F | Scattered clouds. | 29 mph | ↑ | 87% | 29.38 "Hg | 28 mi |
| 10:00 am |  | 45 °F | Light rain. Partly sunny. | 34 mph | ↑ | 86% | 29.38 "Hg | 28 mi |
| 9:00 am | | 44 °F | Sunny. | 29 mph | ↑ | 88% | 29.35 "Hg | 18 mi |
| 8:00 am | | 44 °F | Passing clouds. | 25 mph | ↑ | 89% | 29.32 "Hg | 22 mi |
| 7:00 am | | 44 °F | Passing clouds. | 20 mph | ↑ | 90% | 29.29 "Hg | 25 mi |
| Weather by CustomWeather, © 2025 | ||||||||