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United Kingdom weather

Weather in Swansea for July 2026

Your guide to Swansea weather in July - trends and predictions

    Temperatures

  • So far, July 2026 in Swansea shows a warmer trend than usual by 3.7 °C.

  • The forecast for the next days in Swansea predicts temperatures to be around 22 °C, close to the historical average.

  • In general, the average temperature in Swansea at the beginning of July is 17.3 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 21.1 °C by the end of July.

    • Rain 🌧️

  • Swansea experiences heavy rainfall in July, with over 20 rainy days and an average total precipitation 98.4 mm.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
3
Dry days
Average rainy days
28
Rainy days
Average snowy days
0
Snow days
Average temperatures
18°/14°
Temperatures
Average wind speed
25 km/h
Avg max wind
Average humidity
80 %
Avg humidity

Swansea Weather July

Move between months or click on a day
June
August
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Patchy rain possible
18°
2
Patchy rain possible
17°
3
Moderate rain at times
17°
4
Patchy rain possible
16°
5
Patchy rain possible
17°
6
Light rain shower
17°
7
Partly cloudy
19°
8
Patchy rain possible
19°
9
Patchy rain possible
20°
10
Sunny
21°
11
Sunny
21°
12
Moderate rain at times
21°
13
Patchy rain possible
20°
14
Partly cloudy
19°
15
Light rain shower
19°
16
Patchy rain possible
19°
17
Patchy rain possible
20°
18
Patchy rain possible
19°
19
Partly cloudy
22°
20
Sunny
22°
21
Sunny
24°
22
Sunny
23°
23
Sunny
22°
24
Sunny
23°
25
Partly cloudy
22°
26
Cloudy
21°
27
Sunny
23°
28
Sunny
23°
29
Sunny
21°
30
Sunny
19°
31
Sunny
19°

Temperatures trend during July in Swansea

See the weather trend as well as the moving average line

July weather in Swansea day by day

Click on a date for more information
June August
Date Weather Temperatures Rain UV More
1 Jul. Patchy rain possible
Patchy rain possible
 18° /13° 1 mm 4
2 Jul. Patchy rain possible
Patchy rain possible
 17° /11° 0.6 mm 5
3 Jul. Moderate rain at times
Moderate rain at times
 17° /11° 1 mm 6
4 Jul. Patchy rain possible
Patchy rain possible
 16° /12° 2.9 mm 4
5 Jul. Patchy rain possible
Patchy rain possible
 17° /13° 3.1 mm 5
6 Jul. Light rain shower
Light rain shower
 17° /13° 3.8 mm 5
7 Jul. Partly cloudy
Partly cloudy
 19° /13° 1.3 mm 6
8 Jul. Patchy rain possible
Patchy rain possible
 19° /12° 4.4 mm 6
9 Jul. Patchy rain possible
Patchy rain possible
 20° /13° 2.9 mm 5
10 Jul. Sunny
Sunny
 21° /14° 4.6 mm 6
11 Jul. Sunny
Sunny
 21° /15° 2 mm 6
12 Jul. Moderate rain at times
Moderate rain at times
 21° /14° 2.2 mm 6
13 Jul. Patchy rain possible
Patchy rain possible
 20° /14° 1.1 mm 5
14 Jul. Partly cloudy
Partly cloudy
 19° /13° 6.6 mm 5
15 Jul. Light rain shower
Light rain shower
 19° /14° 10.1 mm 5
16 Jul. Patchy rain possible
Patchy rain possible
 19° /14° 2 mm 5
17 Jul. Patchy rain possible
Patchy rain possible
 20° /14° 0.9 mm 5
18 Jul. Patchy rain possible
Patchy rain possible
 19° /14° 2.1 mm 5
19 Jul. Partly cloudy
Partly cloudy
 22° /13° 0 mm 5.6
20 Jul. Sunny
Sunny
 22° /12° 0 mm 7
21 Jul. Sunny
Sunny
 24° /13° 0 mm 7
22 Jul. Sunny
Sunny
 23° /12° 0 mm 6.6
23 Jul. Sunny
Sunny
 22° /13° 0 mm 6.9
24 Jul. Sunny
Sunny
 23° /13° 0 mm 6
25 Jul. Partly cloudy
Partly cloudy
 22° /13° 0 mm 6
26 Jul. Cloudy
Cloudy
 21° /15° 0 mm 6
27 Jul. Sunny
Sunny
 23° /15° 0 mm 6
28 Jul. Sunny
Sunny
 23° /14° 0 mm 6
29 Jul. Sunny
Sunny
 21° /13° 0.3 mm 6
30 Jul. Sunny
Sunny
 19° /12° 0 mm 5
31 Jul. Sunny
Sunny
 19° /11° 0 mm 5
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Important Notice
Our weather forecast for Swansea 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 Swansea forecast closer to your planned date for the most up-to-date weather information.
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Swansea in July - FAQ

What are the expected maximum and minimum temperatures in Swansea during July?
Enjoy moderate daytime temperatures of up to 18° and cooler nights around 14°. Ideal for a range of outdoor activities, from hiking to city tours.

How much rainfall should be expected in Swansea during July?
Moderate rainfall is anticipated in Swansea during July, with a total of 98.4 mm spread over approximately 28 days. Considering plans for rainy days is advisable.

What are the typical wind conditions in Swansea during July?
The average wind speed in Swansea during July is 25 km/h, suggesting breezy to windy conditions, depending on your activities.

July rainfall patterns in Swansea

Explore the daily rainfall trends and prepare for Swanseas July weather 💧
Typically, Swansea has 28 rainy days in July with a total of 98.4 mm of rainfall.

UV exposure in Swansea during July

Stay informed about UV levels for safe outdoor activities throughout the month of July ☀️

Quick links

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Location coordinates Where is Swansea?

Get accurate weather forecasts for Swansea, located at latitude 51.621 and longitude -3.943. Stay updated with localized weather information tailored for Swansea.

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