Lisburn and Castlereagh (Lisburn)
July
Weather in Lisburn and Castlereagh for July 2025
Your guide to Lisburn and Castlereagh weather in July - trends and predictions
In general, the average temperature in Lisburn and Castlereagh at the beginning of July is 15.7 °C. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 18 °C by the end of July.
Lisburn and Castlereagh experiences an exceptionally high level of rainfall in July, with more than 24 rainy days on average.
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1
Dry days
30
Rainy days
0
Snow days
17°/11°
Temperatures
21 km/h
Avg max wind
87 %
Avg humidity
Lisburn and Castlereagh in July average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  16° | 2 15° | 3  16° | 4 14° | 5 16° | 6 15° | |
| 7  18° | 8 19° | 9 16° | 10  17° | 11 17° | 12 17° | 13 18° |
| 14 17° | 15 18° | 16 18° | 17 18° | 18 15° | 19 20° | 20 15° |
| 21 16° | 22 16° | 23 17° | 24 17° | 25 18° | 26 16° | 27 18° |
| 28 19° | 29 18° | 30 18° | 31 19° |
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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 day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Jul. | Patchy rain possible | 16° /10° | 3.1 mm | 4 | |
| 2 Jul. | Patchy rain possible | 15° /8° | 0.9 mm | 4 | |
| 3 Jul. | Moderate rain at times | 16° /8° | 2.4 mm | 4 | |
| 4 Jul. | Moderate or heavy rain shower | 14° /8° | 5.4 mm | 4 | |
| 5 Jul. | Patchy rain possible | 16° /7° | 0.6 mm | 4 | |
| 6 Jul. | Moderate or heavy rain shower | 15° /8° | 7.2 mm | 4 | |
| 7 Jul. | Overcast | 18° /10° | 3.5 mm | 4 | |
| 8 Jul. | Overcast | 19° /9° | 0.2 mm | 5 | |
| 9 Jul. | Moderate rain at times | 16° /9° | 7.1 mm | 4 | |
| 10 Jul. | Heavy rain at times | 17° /10° | 3.5 mm | 4 | |
| 11 Jul. | Moderate or heavy rain shower | 17° /9° | 3.9 mm | 4 | |
| 12 Jul. | Moderate or heavy rain shower | 17° /9° | 6.7 mm | 4 | |
| 13 Jul. | Patchy rain possible | 18° /8° | 2.7 mm | 4 | |
| 14 Jul. | Moderate or heavy rain shower | 17° /10° | 8 mm | 4 | |
| 15 Jul. | Heavy rain at times | 18° /11° | 1.6 mm | 4 | |
| 16 Jul. | Moderate rain at times | 18° /10° | 1.7 mm | 4 | |
| 17 Jul. | Patchy rain possible | 18° /8° | 0.5 mm | 4 | |
| 18 Jul. | Moderate rain at times | 15° /11° | 5.1 mm | 4 | |
| 19 Jul. | Patchy rain possible | 20° /10° | 1.5 mm | 5 | |
| 20 Jul. | Moderate rain at times | 15° /8° | 4.2 mm | 4 | |
| 21 Jul. | Heavy rain at times | 16° /8° | 5.2 mm | 4 | |
| 22 Jul. | Moderate rain at times | 16° /11° | 7.7 mm | 4 | |
| 23 Jul. | Moderate or heavy rain shower | 17° /10° | 7.5 mm | 4 | |
| 24 Jul. | Patchy rain possible | 17° /10° | 0.8 mm | 4 | |
| 25 Jul. | Patchy rain possible | 18° /9° | 2.4 mm | 4 | |
| 26 Jul. | Moderate or heavy rain shower | 16° /9° | 6.4 mm | 4 | |
| 27 Jul. | Patchy rain possible | 18° /11° | 3.1 mm | 4 | |
| 28 Jul. | Patchy rain possible | 19° /10° | 0.3 mm | 5 | |
| 29 Jul. | Moderate rain at times | 18° /10° | 1.4 mm | 4 | |
| 30 Jul. | Moderate rain at times | 18° /10° | 4.3 mm | 4 | |
| 31 Jul. | Moderate or heavy rain shower | 19° /10° | 3.7 mm | 5 | |
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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.
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 17° and cooler nights around 11°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Lisburn and Castlereagh during July?
Significant rainfall exceeding 153.5 mm is expected in Lisburn and Castlereagh during July, occurring over more than 30 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Lisburn and Castlereagh during July?
The average wind speed in Lisburn and Castlereagh during July is 21 km/h, suggesting breezy to windy conditions, depending on your activities.
July rainfall patterns in Lisburn and Castlereagh
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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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