Lisburn and Castlereagh (Lisburn)
July
Weather in Lisburn and Castlereagh for July 2026
Your guide to Lisburn and Castlereagh weather in July - trends and predictions
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So far, July 2026 in Lisburn and Castlereagh shows a warmer trend than usual by 2.1 °C.
The forecast for the next days in Lisburn and Castlereagh predicts temperatures to be around 18 °C, close to the historical average.
In general, the average temperature in Lisburn and Castlereagh at the beginning of July is 16.9 °C. As the month progressed, temperatures tended to slightly increase, reaching an average of 17.3 °C by the end of July.
Lisburn and Castlereagh experiences heavy rainfall in July, with over 20 rainy days and an average total precipitation 87 mm.
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Temperatures
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5
Dry days
26
Rainy days
0
Snow days
18°/10°
Temperatures
19 km/h
Avg max wind
84 %
Avg humidity
Lisburn and Castlereagh Weather July
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Temperatures trend during July in Lisburn and Castlereagh
See the weather trend as well as the moving average line
July weather in Lisburn and Castlereagh day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Jul. |  Patchy rain possible | 17° /9° | 3.1 mm | 3 | |
| 2 Jul. | Patchy rain possible | 16° /8° | 1 mm | 3 | |
| 3 Jul. | Light rain shower | 17° /7° | 2.7 mm | 4 | |
| 4 Jul. |  Moderate or heavy rain shower | 15° /10° | 3.8 mm | 3 | |
| 5 Jul. | Patchy rain possible | 17° /10° | 0.7 mm | 4 | |
| 6 Jul. | Moderate or heavy rain shower | 17° /9° | 3.8 mm | 5 | |
| 7 Jul. |  Overcast | 19° /10° | 1.7 mm | 4 | |
| 8 Jul. | Patchy rain possible | 20° /9° | 0.2 mm | 5 | |
| 9 Jul. | Moderate rain at times | 19° /11° | 3.6 mm | 4 | |
| 10 Jul. |  Heavy rain at times | 20° /11° | 1.7 mm | 5 | |
| 11 Jul. | Moderate or heavy rain shower | 20° /10° | 1.9 mm | 5 | |
| 12 Jul. | Moderate or heavy rain shower | 20° /11° | 3.3 mm | 5 | |
| 13 Jul. | Patchy rain possible | 20° /10° | 1.5 mm | 5 | |
| 14 Jul. | Light rain shower | 19° /9° | 6 mm | 5 | |
| 15 Jul. | Heavy rain at times | 19° /11° | 1.4 mm | 5 | |
| 16 Jul. | Patchy rain possible | 20° /10° | 0.9 mm | 5 | |
| 17 Jul. | Patchy rain possible | 19° /9° | 1 mm | 5 | |
| 18 Jul. | Moderate rain at times | 17° /11° | 3 mm | 5 | |
| 19 Jul. | Patchy rain possible | 19° /10° | 0.8 mm | 5 | |
| 20 Jul. |  Partly cloudy | 20° /11° | 0 mm | 5.8 | |
| 21 Jul. | Partly cloudy | 20° /11° | 0 mm | 6.5 | |
| 22 Jul. | Patchy rain possible | 20° /12° | 0.1 mm | 5.8 | |
| 23 Jul. |  Sunny | 21° /10° | 0 mm | 6.3 | |
| 24 Jul. | Sunny | 22° /9° | 0 mm | 6.5 | |
| 25 Jul. |  Light drizzle | 13° /10° | 11.4 mm | 4 | |
| 26 Jul. | Patchy rain possible | 18° /11° | 1.1 mm | 5 | |
| 27 Jul. | Patchy rain possible | 18° /10° | 0.6 mm | 4 | |
| 28 Jul. |  Cloudy | 19° /11° | 0 mm | 5 | |
| 29 Jul. | Overcast | 20° /12° | 0.5 mm | 5 | |
| 30 Jul. | Patchy rain possible | 19° /13° | 0.6 mm | 5 | |
| 31 Jul. | Patchy rain possible | 14° /12° | 21.3 mm | 3 | |
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Important Notice
Our weather forecast for Lisburn and Castlereagh in July is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Lisburn and Castlereagh forecast closer to your planned date for the most up-to-date weather information.
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Lisburn and Castlereagh in July - FAQ
What are the expected maximum and minimum temperatures in Lisburn and Castlereagh during July?
Enjoy moderate daytime temperatures of up to 18° and cooler nights around 10°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Lisburn and Castlereagh during July?
Moderate rainfall is anticipated in Lisburn and Castlereagh during July, with a total of 87 mm spread over approximately 26 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Lisburn and Castlereagh during July?
The average wind speed in Lisburn and Castlereagh during July is 19 km/h, suggesting breezy to windy conditions, depending on your activities.
July rainfall patterns in Lisburn and Castlereagh
Explore the daily rainfall trends and prepare for Lisburn and Castlereaghs July weather 💧
Typically, Lisburn and Castlereagh has 26 rainy days in July with a total of 87 mm of rainfall.
UV exposure in Lisburn and Castlereagh during July
Stay informed about UV levels for safe outdoor activities throughout the month of July ☀️
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Where is Lisburn and Castlereagh?Get accurate weather forecasts for Lisburn and Castlereagh, located at latitude 54.523 and longitude -6.035. Stay updated with localized weather information tailored for Lisburn and Castlereagh.
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