County Mayo Weather Forecast
County Mayo weather: 49°F, light drizzle. Hourly forecast, 14-day outlook, UV, air quality and the best time to visit.
Will it rain in County Mayo?
Yes - rain is likely in County Mayo today.
A 100% chance means rain is expected over most of the area. Plan indoor alternatives.
Over the next 7 days, about 0,7 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 (0,7 in against a typical 1,5 in).
16-day forecast for County Mayo
Daily highs and lows, precipitation and UV.
| Day | Conditions | High / Low | Precip | Wind | UV |
|---|---|---|---|---|---|
| Tue, Oct 27 | 🌦️ Light rain | 54° / 47° | 100% · 0,3 in | 21 mph | 1 |
| Wed, Oct 28 | 🌦️ Light rain | 58° / 51° | 83% · 0,1 in | 15 mph | 1 |
| Thu, Oct 29 | 🌦️ Light drizzle | 56° / 53° | 78% · 0,0 in | 20 mph | 1 |
| Fri, Oct 30 | 🌦️ Drizzle | 58° / 42° | 88% · 0,1 in | 18 mph | 2 |
| Sat, Oct 31 | 🌦️ Drizzle | 51° / 46° | 24% · 0,1 in | 8 mph | 2 |
| Sun, Nov 1 | 🌥️ Fog | 52° / 38° | 2% | 6 mph | 2 |
| Mon, Nov 2 | 🌥️ Fog | 49° / 37° | 0% | 9 mph | 2 |
| Tue, Nov 3 | ☁️ Overcast | 55° / 47° | 2% | 12 mph | 2 |
| Wed, Nov 4 | ☁️ Overcast | 54° / 48° | 8% | 7 mph | 2 |
| Thu, Nov 5 | ☁️ Overcast | 54° / 45° | 16% | 10 mph | 1 |
| Fri, Nov 6 | ☁️ Overcast | 53° / 45° | 39% | 9 mph | 1 |
| Sat, Nov 7 | 🌦️ Drizzle | 52° / 46° | 42% · 0,2 in | 11 mph | 1 |
| Sun, Nov 8 | 🌧️ Heavy drizzle | 52° / 46° | 46% · 0,6 in | 26 mph | 1 |
| Mon, Nov 9 | 🌦️ Light drizzle | 49° / 42° | 47% · 0,0 in | 18 mph | 2 |
| Tue, Nov 10 | ☀️ Clear sky | -- / -- | — | -- | 1 |
| Wed, Nov 11 | ☀️ Clear sky | -- / -- | — | -- | — |
What this means for County Mayo
Today is about average for October. The forecast high of 54°F is in line with the 56°F typical for this month.
A 100% chance means rain is expected over most of the area. Plan indoor alternatives.
Gusts to 39 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 39 mph.
- If your dates are flexible, avoid January, February and December - historically the least comfortable months here.
See the County Mayo forecast by time range
County Mayo weather - more answers
Explore County Mayo
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Weather for related places
Frequently asked questions
Where is County Mayo?
County Mayo is a county in Ireland. Its coordinates are 53.8008, -9.3. It lies in Europe.
What is the weather like in County Mayo right now?
It is currently 49°F (9°C) with light drizzle. Humidity is 78% and wind is 21 mph.
When is the best time to visit County Mayo?
July offer the most comfortable conditions in County Mayo, which has a temperate climate. January, February and December are usually the hardest months for outdoor plans.
What time zone is County Mayo in?
County Mayo observes Europe/Dublin (UTC+00:00). The local time is 4:38 AM.
How many people live in County Mayo?
County Mayo has a population of approximately 138.000.
What is the nearest airport to County Mayo?
The closest airports are Dublin Airport (DUB), 127 mi away.
What are the top things to do in County Mayo?
Popular options include Snowdonia National Park.
What places are in County Mayo?
County Mayo covers 1 places in this atlas, including Westport.
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 4:38 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
