County Donegal Weather Forecast
County Donegal weather: 50°F, light drizzle. Hourly forecast, 14-day outlook, UV, air quality and the best time to visit.
Will it rain in County Donegal?
Yes - rain is likely in County Donegal today.
A 100% chance means rain is expected over most of the area. Plan indoor alternatives.
Over the next 7 days, about 1,0 in of precipitation is forecast, with the wettest days falling on Tue, Wed, Thu and Fri.
Rainfall over the next 7 days is close to normal for October (1,0 in against a typical 1,7 in).
16-day forecast for County Donegal
Daily highs and lows, precipitation and UV.
| Day | Conditions | High / Low | Precip | Wind | UV |
|---|---|---|---|---|---|
| Tue, Oct 27 | 🌦️ Light rain | 53° / 46° | 100% · 0,3 in | 25 mph | 1 |
| Wed, Oct 28 | 🌧️ Rain | 57° / 52° | 100% · 0,3 in | 22 mph | 1 |
| Thu, Oct 29 | 🌦️ Light drizzle | 56° / 52° | 47% · 0,0 in | 18 mph | 2 |
| Fri, Oct 30 | 🌦️ Drizzle | 56° / 42° | 82% · 0,3 in | 16 mph | 2 |
| Sat, Oct 31 | 🌦️ Light drizzle | 51° / 43° | 25% · 0,1 in | 5 mph | 2 |
| Sun, Nov 1 | 🌥️ Fog | 52° / 37° | 6% | 4 mph | 2 |
| Mon, Nov 2 | 🌥️ Fog | 50° / 37° | 2% | 8 mph | 2 |
| Tue, Nov 3 | ☁️ Overcast | 53° / 42° | 4% | 9 mph | 2 |
| Wed, Nov 4 | 🌦️ Light drizzle | 53° / 45° | 6% · 0,0 in | 5 mph | 2 |
| Thu, Nov 5 | 🌦️ Light drizzle | 52° / 44° | 22% · 0,1 in | 11 mph | 2 |
| Fri, Nov 6 | 🌦️ Light drizzle | 53° / 45° | 44% · 0,0 in | 11 mph | 1 |
| Sat, Nov 7 | 🌦️ Light drizzle | 50° / 44° | 45% · 0,1 in | 12 mph | 1 |
| Sun, Nov 8 | 🌦️ Light showers | 51° / 43° | 51% · 0,8 in | 24 mph | 0 |
| Mon, Nov 9 | 🌦️ Light drizzle | 48° / 42° | 51% · 0,1 in | 20 mph | 1 |
| Tue, Nov 10 | ☀️ Clear sky | -- / -- | — | -- | 1 |
| Wed, Nov 11 | ☀️ Clear sky | -- / -- | — | -- | — |
What this means for County Donegal
Today is about average for October. The forecast high of 53°F is in line with the 55°F typical for this month.
A 100% chance means rain is expected over most of the area. Plan indoor alternatives.
Gusts to 49 mph will push high-sided vehicles on exposed roads and bridges. Wet roads are likely; braking distances roughly double in heavy rain.
Northern Hemisphere, so peak summer falls in June to August.
The gap between the warmest and coldest month averages 51°F.
What to pack, what to skip
- A warm mid-layer and gloves for early mornings and evenings
- A packable rain shell - 4 of the next 7 days carry a real chance of rain
- Avoid exposed ridgelines, small boats and rooftop viewpoints while gusts stay above 49 mph.
- If your dates are flexible, avoid January, February and December - historically the least comfortable months here.
See the County Donegal forecast by time range
County Donegal weather - more answers
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Frequently asked questions
Where is County Donegal?
County Donegal is a county in Ireland. Its coordinates are 54.6538, -8.1096. It lies in Europe.
What is the weather like in County Donegal right now?
It is currently 50°F (10°C) with light drizzle. Humidity is 79% and wind is 23 mph.
When is the best time to visit County Donegal?
May and July offer the most comfortable conditions in County Donegal, which has a temperate climate. January, February and December are usually the hardest months for outdoor plans.
What time zone is County Donegal in?
County Donegal observes Europe/Dublin (UTC+00:00). The local time is 4:35 AM.
How many people live in County Donegal?
County Donegal has a population of approximately 167.000.
What is the nearest airport to County Donegal?
The closest airports are Dublin Airport (DUB), 113 mi away.
What are the top things to do in County Donegal?
Popular options include Isle of Skye, Lake District National Park, Snowdonia National Park, Edinburgh Castle, Old and New Towns of Edinburgh and Loch Ness.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (ie-counties) - 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 27, 2026 at 4:35 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
