Castlebar weather in January (Mayo, Ireland)
What does the weather outlook for Castlebar look like in January? Wondering about the weather this month? Our guide has all the details you need.
Temperatures
The month of January in Castlebar typically brings low temperatures and high rainfall. During January, you’ll experience the winter season. Expect the temperatures during the day to hover around 9°C. At night, they will likely drop to about 3°C. On average, January has the most moderate temperatures of the year.
Precipitation
Castlebar in January usually receives high rainfall, averaging around 118 mm for the month. Expect around 24 days of rain based on historical data.Average sunshine
The city usually sees around 45 hours of sunlight, indicating fewer sunny days.If you're looking for dry conditions and comfortable temperatures, January may not be the ideal month to visit Castlebar. June typically offers the best circumstances. While January, February, November and December tend to showcase less optimal conditions.
Need inspiration to choose your next destination? Our innovative weather planner helps you discover the perfect getaway tailored to your ideal climate conditions.
Select a Month of Interest
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Ireland, check out our Castlebar's climate page.
Castlebar, monthly averages in January
Where to go in Ireland in January
Find out more about the weather in Ireland and which places have the best travel conditions in this month.
![](/images/map/png/green_dark.png)
![](/images/map/png/green_light.png)
![](/images/map/png/yellow.png)
![](/images/map/png/orange.png)
![](/images/map/png/red.png)
Select a Month of Interest
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Ireland, check out our Castlebar's climate page.
So, what should you wear in this month?
Wear a base layer in cold weather; this is the #1 thing you can do to increase your overall body temperature.What To Do
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Interested in more climate information?
This site provides you with all the information you need about the climate in Castlebar.
Our site offers climate and forecast data for every country in the world. Are you going to Ireland? On this website you can find historical weather averages for many cities in Ireland. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.