Swords Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Swords.
Climate overview of Swords
The climate in Swords, Dublin County, Ireland, sees a moderate range of temperatures across the year, from 20°C (68°F) in July down to 9°C (48°F) in January.
The city receives around 891 mm (35 in) of rainfall per year. It experiences pleasant summers and cold winters. November is the wettest month and March the driest. Sunshine peaks in May, when the city sees around 6.3 hours of sunshine per day.
Swords Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Swords - and find the best time to visit.
Monthly Temperature in Swords
The weather in Swords changes moderately throughout the year, offering enough variation to appreciate each season. On average, daytime temperatures range from a pleasant 20°C (68°F) in July to a chilly 9°C (48°F) in January.
Nighttime temperatures range from 13°C (55°F) in July to 4°C (39°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Swords
On average, Swords receives a reasonable amount of rainfall, with an annual precipitation of 891 mm (35 in). The wettest period in Swords occurs in November, which receives around 89 mm (3.5 in) of precipitation. During the driest month, March, Swords experiences moderate rainfall, totaling 61 mm (2.4 in). The consistent precipitation levels throughout the year contribute to a relatively stable climate. For more details, please visit our Swords Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Swords
In Swords, summer days are longer and more sunny, with daily sunshine hours peaking at 6.3 hours in May. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 1.7 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Water Temperature in Swords
The mean water temperature over the year ranges from 8°C (46°F) in March to 15°C (59°F) in August.
Water temperature over the year
Humidity in Swords by Month
The relative humidity is high throughout the year in Swords.
The city experiences its highest humidity in December, reaching 83%. In April, the humidity drops to its lowest level at 68%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Wind Speed in Swords
The mean wind speed varies between 4 m/s (8 knots) and 6 m/s (12 knots) throughout the year. It is lowest in May, June, July, August and September and highest during January, February, March and December. What does this mean?
The mean monthly wind speed over the year (meters per second)
Best Time to Visit Swords
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: July and August
- Warmest weather: July and August
- Most sunshine: May and June
- Seasonal pattern: Pleasant summers and cold winters
Frequently asked questions about the climate in Swords
What is the best time to visit Swords?
July and August typically offer the most optimal weather in Swords. In contrast, January, February and December tend to have less optimal conditions. Swords has pleasant summers and cold winters.
What temperatures can I expect in Swords?
Daytime highs range from 9°C (48°F) in January to 20°C (68°F) in July. Nighttime lows range from 4°C (39°F) to 13°C (55°F).
How much rain does Swords get?
Annual rainfall is around 891 mm (35 in). November is the wettest month with 89 mm (3.5 in), while March is the driest with 61 mm (2.4 in).
How sunny is Swords?
Swords receives around 1,432 hours of sunshine per year. May is the sunniest month with 188 hours, while December is the cloudiest with just 51 hours.
Swords 3-Day Forecast
Swords on the map
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Popular this month
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