Belfast
July
Weather in Belfast for July 2025
Your guide to Belfast weather in July - trends and predictions
In general, the average temperature in Belfast at the beginning of July is 15.9 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 17.4 °C by the end of July.
Belfast 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
16°/11°
Temperatures
22 km/h
Avg max wind
87 %
Avg humidity
Belfast 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 16° | |
| 7  18° | 8 18° | 9 16° | 10  16° | 11 17° | 12 17° | 13 17° |
| 14 17° | 15 17° | 16 18° | 17 18° | 18 15° | 19 19° | 20 15° |
| 21 16° | 22 16° | 23 16° | 24 17° | 25 17° | 26 16° | 27 18° |
| 28 18° | 29 18° | 30 17° | 31 18° |
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Temperatures trend during July in Belfast
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° | 3.4 mm | 4 | |
| 2 Jul. | Patchy rain possible | 15° /8° | 0.9 mm | 4 | |
| 3 Jul. | Moderate rain at times | 16° /7° | 2.1 mm | 4 | |
| 4 Jul. | Moderate or heavy rain shower | 14° /8° | 4.7 mm | 4 | |
| 5 Jul. | Patchy rain possible | 16° /8° | 0.6 mm | 4 | |
| 6 Jul. | Moderate or heavy rain shower | 16° /8° | 7.3 mm | 4 | |
| 7 Jul. | Overcast | 18° /9° | 3.8 mm | 4 | |
| 8 Jul. | Overcast | 18° /9° | 0.1 mm | 5 | |
| 9 Jul. | Moderate rain at times | 16° /10° | 7.2 mm | 4 | |
| 10 Jul. | Heavy rain at times | 16° /10° | 3.6 mm | 4 | |
| 11 Jul. | Moderate or heavy rain shower | 17° /9° | 3.9 mm | 4 | |
| 12 Jul. | Moderate or heavy rain shower | 17° /9° | 6.5 mm | 4 | |
| 13 Jul. | Patchy rain possible | 17° /8° | 2.4 mm | 4 | |
| 14 Jul. | Moderate or heavy rain shower | 17° /10° | 7.8 mm | 4 | |
| 15 Jul. | Patchy rain possible | 17° /11° | 1.1 mm | 4 | |
| 16 Jul. | Moderate rain at times | 18° /11° | 1.6 mm | 4 | |
| 17 Jul. | Patchy rain possible | 18° /8° | 0.5 mm | 4 | |
| 18 Jul. | Moderate rain at times | 15° /11° | 4.8 mm | 4 | |
| 19 Jul. | Patchy rain possible | 19° /10° | 1.4 mm | 5 | |
| 20 Jul. | Moderate rain at times | 15° /9° | 4.8 mm | 4 | |
| 21 Jul. | Heavy rain at times | 16° /8° | 5.2 mm | 4 | |
| 22 Jul. | Moderate rain at times | 16° /11° | 7 mm | 4 | |
| 23 Jul. | Moderate or heavy rain shower | 16° /11° | 7.4 mm | 4 | |
| 24 Jul. | Patchy rain possible | 17° /10° | 0.5 mm | 4 | |
| 25 Jul. | Patchy rain possible | 17° /9° | 2.1 mm | 4 | |
| 26 Jul. | Moderate or heavy rain shower | 16° /9° | 7.1 mm | 4 | |
| 27 Jul. | Patchy rain possible | 18° /11° | 3 mm | 4 | |
| 28 Jul. | Patchy rain possible | 18° /10° | 0.3 mm | 4 | |
| 29 Jul. | Moderate rain at times | 18° /10° | 1.4 mm | 4 | |
| 30 Jul. | Moderate rain at times | 17° /10° | 4.3 mm | 4 | |
| 31 Jul. | Moderate or heavy rain shower | 18° /10° | 3.5 mm | 4 | |
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Important Notice
Our weather forecast for Belfast 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 Belfast forecast closer to your planned date for the most up-to-date weather information.
Belfast in July - FAQ
What are the expected maximum and minimum temperatures in Belfast during July?
Enjoy moderate daytime temperatures of up to 16° and cooler nights around 11°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Belfast during July?
Significant rainfall exceeding 151.1 mm is expected in Belfast during July, occurring over more than 30 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Belfast during July?
The average wind speed in Belfast during July is 22 km/h, suggesting breezy to windy conditions, depending on your activities.
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