Weather in Portimão for March 2026
Until now, March 2026 in Portimão is slightly cooler than the historical average by -1.2 °C.
The forecast for the upcoming days in Portimão predicts a temperature of 18.7 °C, which is slightly above the historical average.
In general, the average temperature in Portimão at the beginning of March is 15.9 °C. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 18.4 °C by the end of March.
Portimão experiences heavy rainfall in March, with over 20 rainy days and an average total precipitation 95.3 mm.
Is March a good time to visit Portimão? check out the best time to travel to Portimão page.
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Portimão Weather March
Temperatures trend during March in Portimão
March weather in Portimão day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Mar. |  Patchy rain possible | 16° /8° | 0.5 mm | 4 | |
| 2 Mar. | Light rain shower | 15° /9° | 3 mm | 3 | |
| 3 Mar. | Patchy rain possible | 16° /9° | 2.3 mm | 4 | |
| 4 Mar. | Light rain shower | 16° /10° | 2.3 mm | 4 | |
| 5 Mar. | Light rain shower | 17° /10° | 1.5 mm | 4 | |
| 6 Mar. | Patchy rain possible | 15° /10° | 2 mm | 4 | |
| 7 Mar. | Patchy rain possible | 16° /10° | 5.2 mm | 3 | |
| 8 Mar. | Light rain shower | 16° /10° | 5.2 mm | 3 | |
| 9 Mar. | Light rain shower | 16° /10° | 4.5 mm | 3 | |
| 10 Mar. | Light rain shower | 16° /10° | 3.9 mm | 4 | |
| 11 Mar. | Patchy rain possible | 19° /10° | 0.5 mm | 4 | |
| 12 Mar. |  Overcast | 18° /10° | 0.6 mm | 4 | |
| 13 Mar. | Overcast | 18° /11° | 3.9 mm | 4 | |
| 14 Mar. | Patchy rain possible | 17° /10° | 0.4 mm | 4 | |
| 15 Mar. |  Sunny | 18° /10° | 0.4 mm | 5 | |
| 16 Mar. | Overcast | 19° /11° | 1 mm | 5 | |
| 17 Mar. | Patchy rain possible | 17° /12° | 7.5 mm | 4 | |
| 18 Mar. | Light rain shower | 18° /12° | 7.1 mm | 4 | |
| 19 Mar. | Sunny | 18° /11° | 18.5 mm | 4 | |
| 20 Mar. | Light rain shower | 17° /11° | 9.2 mm | 4 | |
| 21 Mar. | Light rain shower | 17° /11° | 3.6 mm | 4 | |
| 22 Mar. | Patchy rain possible | 17° /12° | 0.6 mm | 0.9 | |
| 23 Mar. | Patchy rain possible | 18° /12° | 3.9 mm | 1.2 | |
| 24 Mar. |  Partly cloudy | 18° /12° | 0.1 mm | 1.2 | |
| 25 Mar. | Sunny | 19° /12° | 0 mm | 1.2 | |
| 26 Mar. | Sunny | 20° /12° | 0 mm | 1.1 | |
| 27 Mar. | Patchy rain possible | 16° /12° | 0.2 mm | 3 | |
| 28 Mar. | Patchy rain possible | 17° /12° | 0.1 mm | 3 | |
| 29 Mar. | Sunny | 19° /11° | 0 mm | 4 | |
| 30 Mar. | Sunny | 18° /11° | 0 mm | 4 | |
| 31 Mar. | Sunny | 20° /10° | 0 mm | 5 | |
| Next | |||||
Portimão weather in March vs February vs April
| February | March | April | |
|---|---|---|---|
| Weather | Patchy rain possible | Patchy rain possible | Sunny |
| Temperatures | 16°/10° | 17°/11° | 21°/12° |
| Rainfall | 59 mm | 95 mm | 31 mm |
| Wind | 21.7 km/h | 24.7 km/h | 22.7 km/h |
| Humidity | 74% | 75% | 69% |
| Rainy days | 12 days | 24 days | 10 days |
| Dry days | 17 days | 7 days | 20 days |
Planning a trip to Portimão? Discover the best time to visit
Portimão in March - FAQ
What are the expected maximum and minimum temperatures in Portimão during March?
How much rainfall should be expected in Portimão during March?
What are the typical wind conditions in Portimão during March?
Portimão water temperatures in March
The average water temperature of the Atlantic Ocean near Portimão in March is 13.3 °C. At the beginning of March temperatures are around 13.6 °C; by the end of the month they get a bit cooler and reach 12.6 °C.
- What is the water temperature in Portimão in March?
- The average water temperature in Portimão in March is 13.3 °C.
- Can you swim in Portimão in March?
- Cold enough that you lose heat fast. A full 4–5 mm wetsuit (plus hood/gloves for comfort) is advisable for anything beyond a brief plunge.
What to pack to Portimão in March?
As you prepare for your trip to Portimão in March, 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 Portimão, during March, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Warm Clothing: Sweaters, hoodies, long pants
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Scarves: To protect you from the cold wind
- Gloves/Mittens: Essential for cold weather
- Warm Hats: Warm hats for insulation in cold weather
- Umbrellas/Raincoats: For rainy days
March rainfall patterns in Portimão
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Where is Portimão?Get accurate weather forecasts for Portimão, located at latitude 37.139 and longitude -8.538. Stay updated with localized weather information tailored for Portimão.