Aghalee Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Aghalee.
Climate overview of Aghalee
Temperatures in Aghalee, Antrim County, United Kingdom, vary greatly throughout the year. July is the hottest month at 20°C (68°F), while January is the coldest at 9°C (48°F).
With around 949 mm (37 in) of annual rainfall, the city has moderate precipitation levels. August is the wettest month and March the driest. It also has pleasant summers and cold winters. May is the sunniest month, averaging 6.1 hours of sunshine per day.
Aghalee Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Aghalee - and find the best time to visit.
Monthly Temperature in Aghalee
The climate in Aghalee is known for significant temperature differences throughout the year, making the weather dynamic. Typically, average maximum daytime temperatures range from a pleasant 20°C (68°F) in July to a chilly 9°C (48°F) in the coolest month, January.
Nights vary from 12°C (54°F) in July to around 3°C (37°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Aghalee
Generally, Aghalee receives mid-range precipitation levels, with 949 mm (37 in) annually. Precipitation levels in Aghalee remain relatively steady throughout the year. August has the most rain, with 89 mm (3.5 in) over 19 days. In the driest month March, this drops slightly to 67 mm (2.6 in), making the city's climate fairly predictable. For more details, please visit our Aghalee 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 Aghalee
For those who appreciate different seasons, Aghalee serves as an ideal destination. Expect longer, more sun-filled days in May with an average of 6.1 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
Daily percentage of sunshine
Water Temperature in Aghalee
The mean water temperature over the year ranges from 7°C (45°F) in February to 13°C (55°F) in August.
Water temperature over the year
Humidity in Aghalee by Month
The city experiences its highest humidity in September, reaching 91%. In February, the humidity drops to its lowest level at 86%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Wind Speed in Aghalee
The average wind speed over the year ranges from 4 m/s (8 knots) to 5 m/s (10 knots). It is lower in April, May, June, July, August and September and higher in January, February, March, October, November and December. What does this mean?
The mean monthly wind speed over the year (meters per second)
Best Time to Visit Aghalee
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: June, July and August
- Most sunshine: May
- Seasonal pattern: Pleasant summers and cold winters
Frequently asked questions about the climate in Aghalee
What is the best time to visit Aghalee?
July and August typically offer the most optimal weather in Aghalee. In contrast, January, February and December tend to have less optimal conditions. Aghalee has pleasant summers and cold winters.
What temperatures can I expect in Aghalee?
Daytime highs range from 9°C (48°F) in January to 20°C (68°F) in July. Nighttime lows range from 3°C (37°F) to 12°C (54°F). Temperatures vary considerably through the year.
How much rain does Aghalee get?
Annual rainfall is around 949 mm (37 in). August is the wettest month with 89 mm (3.5 in), while March is the driest with 67 mm (2.6 in).
How sunny is Aghalee?
Aghalee receives around 1,297 hours of sunshine per year. May is the sunniest month with 184 hours, while December is the cloudiest with just 39 hours.
Aghalee 3-Day Forecast
Aghalee on the map
Aghalee is highlighted - select any city to see its climate.
Popular this month
Where to go in September - average daytime high across popular destinations.
London
20°C (68°F) Bath19°C (66°F) Torquay19°C (66°F) Manchester
18°C (64°F) York19°C (66°F) Edinburgh17°C (63°F) Blackpool17°C (63°F) Glasgow17°C (63°F) 
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