Cascais
May
Weather in Cascais for May 2025
Your guide to Cascais weather in May - trends and predictions
In general, the average temperature in Cascais at the beginning of May is 19.1 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 19.7 °C by the end of May.
With an average of 2 rainy days, Cascais experiences minimal rainfall in May.
Is May a good time to visit Cascais? check out the best time to travel to Cascais page.
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Temperatures
Rain 🌧️
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29
Dry days
2
Rainy days
0
Snow days
19°/15°
Temperatures
27 km/h
Avg max wind
73 %
Avg humidity
Cascais in May average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  19° | 2  19° | 3  18° | 4 19° | |||
| 5  19° | 6 19° | 7 21° | 8  23° | 9 22° | 10 21° | 11 20° |
| 12 19° | 13 20° | 14 19° | 15 19° | 16 19° | 17 20° | 18 20° |
| 19 19° | 20 19° | 21  19° | 22 18° | 23 20° | 24 20° | 25 20° |
| 26 19° | 27 18° | 28 19° | 29 20° | 30 20° | 31 22° |
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Temperatures trend during May in Cascais
See the weather trend as well as the moving average line
May weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 May | Partly cloudy | 19° /13° | 0.5 mm | 5 | |
| 2 May | Overcast | 19° /13° | 0.2 mm | 5 | |
| 3 May | Patchy rain possible | 18° /14° | 0.6 mm | 5 | |
| 4 May | Patchy rain possible | 19° /14° | 0.3 mm | 5 | |
| 5 May | Cloudy | 19° /14° | 1.6 mm | 5 | |
| 6 May | Patchy rain possible | 19° /14° | 0.3 mm | 5 | |
| 7 May | Partly cloudy | 21° /14° | 0 mm | 6 | |
| 8 May | Sunny | 23° /15° | 0 mm | 6 | |
| 9 May | Partly cloudy | 22° /17° | 0 mm | 6 | |
| 10 May | Partly cloudy | 21° /16° | 0 mm | 6 | |
| 11 May | Overcast | 20° /15° | 0 mm | 5 | |
| 12 May | Partly cloudy | 19° /15° | 0 mm | 5 | |
| 13 May | Sunny | 20° /14° | 0.1 mm | 5 | |
| 14 May | Partly cloudy | 19° /14° | 0.3 mm | 5 | |
| 15 May | Partly cloudy | 19° /14° | 0.3 mm | 5 | |
| 16 May | Sunny | 19° /14° | 0.6 mm | 5 | |
| 17 May | Sunny | 20° /14° | 0.4 mm | 5 | |
| 18 May | Sunny | 20° /14° | 0.1 mm | 5 | |
| 19 May | Sunny | 19° /14° | 0.3 mm | 5 | |
| 20 May | Overcast | 19° /14° | 0.1 mm | 5 | |
| 21 May | Moderate rain at times | 19° /14° | 0.6 mm | 5 | |
| 22 May | Moderate rain at times | 18° /14° | 1 mm | 4 | |
| 23 May | Moderate rain at times | 20° /14° | 0.5 mm | 5 | |
| 24 May | Moderate rain at times | 20° /15° | 0.7 mm | 5 | |
| 25 May | Patchy rain possible | 20° /14° | 0.1 mm | 5 | |
| 26 May | Partly cloudy | 19° /15° | 0 mm | 6 | |
| 27 May | Patchy rain possible | 18° /15° | 0.2 mm | 5 | |
| 28 May | Partly cloudy | 19° /15° | 0 mm | 5 | |
| 29 May | Sunny | 20° /15° | 0 mm | 6 | |
| 30 May | Cloudy | 20° /15° | 0 mm | 5 | |
| 31 May | Sunny | 22° /15° | 0 mm | 6 | |
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Important Notice
Our weather forecast for Cascais in May 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 Cascais forecast closer to your planned date for the most up-to-date weather information.
Cascais in May - FAQ
What are the expected maximum and minimum temperatures in Cascais during May?
During May, expect a variety of temperatures with highs around 19° and lows near 15°, suitable for diverse activities and preferences.
How much rainfall should be expected in Cascais during May?
Rainfall in Cascais during May is rare to nonexistent, with the total expected rainfall being less than 10 mm and approximately 2 days seeing any precipitation. Planning without the concern for rain is generally straightforward during this very dry period.
What are the typical wind conditions in Cascais during May?
The average wind speed in Cascais during May is 27 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Cascais in May?
As you prepare for your trip to Cascais in May, 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 Cascais, during May, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Layered Clothing: Light sweaters, long-sleeve shirts, light jackets, and comfortable pants
May rainfall patterns in Cascais
Explore the daily rainfall trends and prepare for Cascaiss May weather 💧
UV exposure in Cascais during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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