Wicklow Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Wicklow.
Climate overview of Wicklow
Wicklow, Wicklow County, Ireland, has a moderate seasonal temperature range, with August reaching 18°C (64°F) and February cooling to 9°C (48°F).
The city receives considerable rainfall, with around 1072 mm (42 in) annually. November is the wettest month. The sunniest month is May, with 6.3 hours of sunshine per day on average.
Wicklow Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Wicklow - and find the best time to visit.
Monthly Temperature in Wicklow
The climate in Wicklow experiences moderate temperature changes, with mild shifts between seasons. Typically, average maximum daytime temperatures range from a pleasant 18°C (64°F) in August to a chilly 9°C (48°F) in the coolest month, February.
Nights vary from 13°C (55°F) in August to around 4°C (39°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Wicklow
Wicklow is known for its substantial rainfall, with annual precipitation reaching 1072 mm (42 in). Wicklow offers a pleasant mix of wetter and slightly drier months. The difference in precipitation between the wettest month November (120 mm (4.7 in)) and the driest month May (71 mm (2.8 in)) is not too significant. For more details, please visit our Wicklow 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 Wicklow
For those who appreciate different seasons, Wicklow serves as an ideal destination. Expect longer, more sun-filled days in May with an average of 6.3 hours of sunshine daily, and embrace the darker days in December, offering only 1.7 hours of daily sunlight.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Humidity in Wicklow by Month
The relative humidity is high throughout the year in Wicklow.
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
Best Time to Visit Wicklow
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, August and September
- Most sunshine: May and June
Frequently asked questions about the climate in Wicklow
What is the best time to visit Wicklow?
July and August typically offer the most optimal weather in Wicklow. In contrast, January, February, March, November and December tend to have less optimal conditions.
What temperatures can I expect in Wicklow?
Daytime highs range from 9°C (48°F) in February to 18°C (64°F) in August. Nighttime lows range from 4°C (39°F) to 13°C (55°F).
How much rain does Wicklow get?
Annual rainfall is around 1072 mm (42 in). November is the wettest month with 120 mm (4.7 in), while May is the driest with 71 mm (2.8 in).
How sunny is Wicklow?
Wicklow 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.
Wicklow 3-Day Forecast
Wicklow on the map
Wicklow is highlighted - select any city to see its climate.
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