Lisburn Weather in July

During July, Lisburn experiences pleasant daytime temperatures of 19°C (66°F) and cooler nights around 12°C (54°F). As part of the summer season, expect quite a bit of rainfall. Around 90 mm (3.5 in) is typical.

Rainfall in Lisburn in July

You can expect rain on around 16 days based on historical patterns, with 90 mm (3.5 in) average for the month. Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.

Temperature in Lisburn in July

July in Lisburn sees highs of 19°C (66°F) and lows of 12°C (54°F) overnight. The summer season takes place during July. Temperatures can feel cooler in the morning and evening, so layering is often the best approach. With overnight lows of 12°C (54°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep. On average, it has the peak temperatures of the year.

Sunshine in Lisburn in July

The month brings about 148 hours of sunlight, offering a comfortable mix of sun and overcast.

Wind Speed in Lisburn in July

In July, average wind speeds reach 4 m/s (8 knots), leading to light to moderate breezes. Conditions vary from day to day, with both calm and windier periods.

Average water temperature in July

The water temperature is only 12°C (54°F) this month — cold enough that most people will want to stay out. Hardy swimmers may manage a quick dip, but it won't be comfortable.

So this is a great month to visit if you prefer dry days with pleasant temperatures.

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Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Ireland, check out our Lisburn's climate page.

Lisburn Temperature in July

Min Temperature 12°C (54°F)  

Max Temperature 19°C (66°F)  

Water Temperature 12°C (54°F) *  

Chance of Rain 53%  

Precipitation 90 mm (3.5 in)  

Rainy days 16 days  

Humidity 89% *  

Windspeed 4 m/s (8 knots) *  

Sunshine 148 hours *  

Percentage Sunshine 26% *  

* Data from: Belfast, Ireland (19 KM, 11 Miles).

What to Wear in Lisburn in July

Pleasant temperatures in July mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Prepare for significant rainfall with proper waterproof clothing and shoes. Expect water temperatures of around 12°C (54°F), which is definitely too cold for comfortable swimming. Your luggage space is better used for other items. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in Lisburn in July

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

6/10

Cycling

9/10

Walking

9/10

Camping

8/10

Outdoor sports

9/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Ireland, check out our Lisburn's climate page.

More climate data for Lisburn

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

See the full Lisburn climate overview or explore weather in Ireland.