Portrush Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Portrush.
Climate overview of Portrush
Portrush, Antrim County, United Kingdom, has a moderate seasonal temperature range, with August reaching 17°C (63°F) and February cooling to 9°C (48°F).
The city receives considerable rainfall, with around 1357 mm (53 in) annually. November is the wettest month. The sunniest month is May, with 6.8 hours of sunshine per day on average.
Portrush Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Portrush — and find the best time to visit.
Monthly Temperature in Portrush
The climate in Portrush experiences moderate temperature changes, with mild shifts between seasons. Typically, average maximum daytime temperatures range from a moderate 17°C (63°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 5°C (41°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Portrush
Portrush is known for its substantial rainfall, with annual precipitation reaching 1357 mm (53 in). Portrush offers a pleasant mix of wetter and slightly drier months. The difference in precipitation between the wettest month November (151 mm (5.9 in)) and the driest month May (78 mm (3.1 in)) is not too significant. For more details, please visit our Portrush 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 Portrush
For those who appreciate different seasons, Portrush serves as an ideal destination. Expect longer, more sun-filled days in May with an average of 6.8 hours of sunshine daily, and embrace the darker days in December, offering only 1.3 hours of daily sunlight.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Best Time to Visit Portrush
The weather does bring rainfall during this period, between 102 mm (4 in) and 110 mm (4.3 in). Ready to plan your travels but need destination ideas? Our smart tool recommends places based on the climate conditions you prefer. Start planning with our destination weather tool.
Frequently asked questions about the climate in Portrush
What is the best time to visit Portrush?
June typically offers the most optimal weather in Portrush. In contrast, January, February, March, November and December tend to have less optimal conditions.
What temperatures can I expect in Portrush?
Daytime highs range from 9°C (48°F) in February to 17°C (63°F) in August. Nighttime lows range from 5°C (41°F) to 13°C (55°F).
How much rain does Portrush get?
Annual rainfall is around 1357 mm (53 in). November is the wettest month with 151 mm (5.9 in), while May is the driest with 78 mm (3.1 in).
How sunny is Portrush?
Portrush receives around 1,342 hours of sunshine per year. May is the sunniest month with 203 hours, while December is the cloudiest with just 39 hours.
Portrush 3-Day Forecast
Portrush 3-Day Forecast
Portrush on the map
Portrush is highlighted — select any city to see its climate.
Popular this month
Where to go in July — average daytime high across popular destinations.
London
23°C (73°F) Bath22°C (72°F) York22°C (72°F) Manchester
21°C (70°F) Edinburgh
19°C (66°F) Glasgow19°C (66°F) Torquay20°C (68°F) Blackpool19°C (66°F) 
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