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Viana do Castelo
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Weather in Viana do Castelo for July 2026

Your guide to Viana do Castelo weather in July - trends and predictions

    Temperatures

  • In general, the average temperature in Viana do Castelo at the beginning of July is 24.7 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 25.6 °C by the end of July.

    • Rain 🌧️

  • Viana do Castelo experiences moderate rainfall in July, with an average of 6 rainy days and a total precipitation of 20.3 mm.

    • More

  • Is July a good time to visit Viana do Castelo? check out the best time to travel to Viana do Castelo page.

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

Average dry days
25
Dry days
Average rainy days
6
Rainy days
Average snowy days
0
Snow days
Average temperatures
24°/15°
Temperatures
Average wind speed
22 km/h
Avg max wind
Average humidity
75 %
Avg humidity

Viana do Castelo Weather July

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

Temperatures trend during July in Viana do Castelo

See the weather trend as well as the moving average line

July weather in Viana do Castelo day by day

Click on a date for more information
June August
Date Weather Temperatures Rain UV More
1 Jul. Sunny
Sunny
 24° /15° 0 mm 6
2 Jul. Sunny
Sunny
 27° /16° 0 mm 7
3 Jul. Sunny
Sunny
 26° /15° 0 mm 7
4 Jul. Partly cloudy
Partly cloudy
 26° /16° 0.1 mm 6
5 Jul. Partly cloudy
Partly cloudy
 24° /16° 0 mm 6
6 Jul. Sunny
Sunny
 23° /14° 0 mm 5
7 Jul. Sunny
Sunny
 23° /13° 0.1 mm 6
8 Jul. Moderate rain at times
Moderate rain at times
 23° /14° 2.6 mm 6
9 Jul. Sunny
Sunny
 21° /15° 6.6 mm 5
10 Jul. Sunny
Sunny
 23° /14° 0.6 mm 6
11 Jul. Patchy rain possible
Patchy rain possible
 22° /14° 0.3 mm 5
12 Jul. Patchy rain possible
Patchy rain possible
 22° /15° 0.1 mm 6
13 Jul. Sunny
Sunny
 22° /13° 0 mm 5
14 Jul. Patchy rain possible
Patchy rain possible
 21° /13° 2.7 mm 5
15 Jul. Patchy rain possible
Patchy rain possible
 22° /14° 3.7 mm 6
16 Jul. Overcast
Overcast
 22° /13° 0 mm 5
17 Jul. Sunny
Sunny
 23° /14° 0 mm 6
18 Jul. Sunny
Sunny
 23° /13° 0 mm 6
19 Jul. Sunny
Sunny
 23° /15° 0.5 mm 6
20 Jul. Patchy rain possible
Patchy rain possible
 22° /15° 1.2 mm 5
21 Jul. Patchy rain possible
Patchy rain possible
 22° /13° 0.2 mm 6
22 Jul. Sunny
Sunny
 25° /14° 0 mm 7
23 Jul. Overcast
Overcast
 24° /16° 0 mm 6
24 Jul. Patchy rain possible
Patchy rain possible
 25° /15° 0.2 mm 6
25 Jul. Sunny
Sunny
 25° /15° 0 mm 7
26 Jul. Sunny
Sunny
 26° /15° 0 mm 7
27 Jul. Partly cloudy
Partly cloudy
 24° /15° 0 mm 6
28 Jul. Patchy rain possible
Patchy rain possible
 26° /16° 0.2 mm 6
29 Jul. Patchy rain possible
Patchy rain possible
 27° /16° 1 mm 6
30 Jul. Sunny
Sunny
 26° /16° 0.2 mm 7
31 Jul. Sunny
Sunny
 25° /16° 0 mm 6
Next
Important Notice
Our weather forecast for Viana do Castelo 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 Viana do Castelo forecast closer to your planned date for the most up-to-date weather information.
Change Month
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Viana do Castelo weather in July vs June vs August

Compare July weather in Viana do Castelo with the previous and following months. See how temperature, rainfall, wind, and other conditions change throughout the year to help you plan your visit.
JuneJulyAugust
WeatherPatchy rain possible
Patchy rain possible
Sunny
Sunny
Sunny
Sunny
Temperatures22°/14°24°/15°24°/15°
Rainfall66 mm20 mm10 mm
Wind19.2 km/h22.1 km/h21.1 km/h
Humidity78%75%74%
Rainy days12 days6 days4 days
Dry days18 days25 days27 days

Planning a trip to Viana do Castelo? Discover the best time to visit

Viana do Castelo in July - FAQ

What are the expected maximum and minimum temperatures in Viana do Castelo during July?

During July, expect a variety of temperatures with highs around 24° and lows near 15°, suitable for diverse activities and preferences.

How much rainfall should be expected in Viana do Castelo during July?

In July, Viana do Castelo can expect light to moderate rainfall, totaling 20.3 mm across approximately 6 days. Occasional showers are possible, and planning ahead for them could be helpful.

What are the typical wind conditions in Viana do Castelo during July?

The average wind speed in Viana do Castelo during July is 22 km/h, suggesting breezy to windy conditions, depending on your activities.

What to pack to Viana do Castelo in July?

As you prepare for your trip to Viana do Castelo in July, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Viana do Castelo, during July, is comfortable and enjoyable, regardless of the weather conditions.

  • Clothing
    • Layered Clothing: Light sweaters, long-sleeve shirts, light jackets, and comfortable trousers
    • Rain Gear: Lightweight, waterproof clothing
  • Accessories
    • Sunglasses: For sun protection
    • Sun Hats: Wide-brimmed hats for sun protection in warm weather
    • Umbrellas/Raincoats: For rainy days

July rainfall patterns in Viana do Castelo

Explore the daily rainfall trends and prepare for Viana do Castelos July weather 💧
Typically, Viana do Castelo has 6 rainy days in July with a total of 20.3 mm of rainfall.

UV exposure in Viana do Castelo 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 Viana do Castelo?

Get accurate weather forecasts for Viana do Castelo, located at latitude 41.693 and longitude -8.833. Stay updated with localized weather information tailored for Viana do Castelo.

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