Weather in Dublin in January 2025
- January is usually the coldest month of the year in Dublin;
Average weather
Average temperature in Dublin in January
The expected average maximum temperature in January is +48°F with a maximum of +59°F and a minimum of +32°F.
The average maximum temperature goes down 40% by the end of the month, compared with the beginning of the month, from +59°F to +48°F.
Is Dublin warm or cold in January?
Dublin is typically chill in January.
Maximum temperatures go up compared to the previous month from +48°F to +46°F. The minimum temperature also goes up from +41°F to +39°F.
Pack a jumper and a jacket as there will be cooler temperatures.
January is the coldest month in Dublin, here is the comparison with other months:
Climate in Dublin in January
| December | January | February | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +48°F | +46°F | +48°F | ||||
| Min. temperature | ||||||
| +16°F | +19°F | +25°F | ||||
| Max. temperature | ||||||
| +59°F | +59°F | +61°F | ||||
| Rainfall | ||||||
| 137 mm | 137 mm | 150 mm | ||||
| Wind | ||||||
| 5 m/s | 5 m/s | 5 m/s | ||||
| Humidity | ||||||
| 85% | 83% | 81% | ||||
| Air pressure | ||||||
| 1010 HPa | 1011 HPa | 1011 HPa | ||||
| Sunny days | ||||||
| 1 | 1 | 1 | ||||
| Cloudy days | ||||||
| 20 | 21 | 19 | ||||
| Rainy days | ||||||
| 10 | 9 | 8 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
January weather is still as ok as in December. It’s getting colder in January. From +48°F in the day, the average maximum temperature lowers to +46°F. The rainfall amount in January stays the same as in the previous month with a 137 mm of total precipitation. It feels drier, as humidity decreases from 85% to 83%. The average wind speed doesn’t change much during January, staying around 5 m/s. The amount of sunny days stay about the same, averaging 1 sunny days during the month.
February brings much the same weather, it remains ok.
Wind
The average wind speed is 5 m/s getting up to 11 m/s which is a medium breeze. You can feel it, especially getting out of the water.
The average wind speed in Dublin is gradually decreasing during January, going from 11 m/s to 8 m/s over the course of the month.
Rain
Snow
January is one of the snowiest months in Dublin.
Here’s how January is compared with other months in the amount of snow, total mm:
How was the weather last January in Dublin?
Climate Change Over the Years
The climate in Dublin in January has not changed that much over the last 43 years.
The average temperature was the lowest in 1979 (+42°F) and the highest in 2002 (+52°F). The driest year was 1997 with only 14 mm of rainfall, and the wettest year was 2013 with 3666 mm.
FAQ
Is January a good time to visit Dublin?
Can you sunbathe in Dublin in January?
Is Dublin rainy in January?
Is it sunny in Dublin in January?
Monthly weather in Dublin
Source of the data
For this page, we’ve looked at the typical weather in Dublin, based on historical hourly weather data from January 1, 1979, to December 31, 2022.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.