Olhão
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Olhão Weather in March

With daytime temperatures of 18°C (64°F) and nighttime lows of 13°C (55°F), March in Olhão brings moderate temperatures during the day. Some rainfall is to be expected during the month.

Rainfall in Olhão in March

This month experiences about 8 days of rain according to historical data, averaging 55 mm (2.2 in). When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.

Temperature in Olhão in March

March in Olhão brings moderate temperatures, with highs of 18°C (64°F) and nights around 13°C (55°F). Even when the weather is stable, mornings and evenings can still feel distinctly cool. Nights cool down to 13°C (55°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in Olhão in March

There are approximately 243 hours of sunshine this month, resulting in mostly clear days.

Wind Speed in Olhão in March

March has wind speeds averaging 3 m/s (6 knots). You can expect comfortable light winds that steadily move flags and feel mild throughout the day. Since this is an average, daily conditions vary from gentle winds to more active breezes.

Average water temperature in March

The water is 15°C (59°F) this month, cool enough to feel refreshing on a warm day, but cold enough that most people won't stay in for long without a wetsuit.

If you prefer enjoying temperate temperatures and rain-free days, May, June, July, August, September and October typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

Olhão Temperature in March

Min Temperature
13°C (55°F)
Max Temperature
18°C (64°F)
Water Temperature
15°C (59°F) *
Chance of Rain
26%
Precipitation
55 mm (2.2 in)
Rainy days
8 days
Humidity
71% *
Windspeed
3 m/s (6 knots) *
Sunshine
243 hours *
Percentage Sunshine
66% *
* Data from: Faro, Portugal (6 KM, 4 Miles).

Olhão Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Olhão - and find the best time to visit.

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Olhão typically stay consistent throughout March, with daily highs averaging around 18°C (64°F). Nights are cool, with lows typically ranging from 10°C (50°F) to 12°C (54°F).

Average temperatures in March

Daily Historical Precipitation

50-year average (1976-2025)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in March

Historical weather records for Olhão in March

Browse day-by-day weather records for Olhão spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Olhão historical weather extremes in March

Our historical data for Olhão spans 1992 to 2026, revealing these weather extremes.

  • The hottest March day on record in Olhão reached 29°C (84°F) (March 23, 1992).
  • On March 1, 2005, Olhão saw its coldest March day with temperatures maxing out at 9°C (48°F).
  • The coldest night in March in Olhão was on March 1, 1993, with a minimum of 3°C (37°F).

Best Places in Portugal in March

Find out more about the weather in Portugal and which places have the best travel conditions in this month. See all of Portugal in March →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Olhão in March

Comfortable temperatures call for an easy wardrobe in March. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Wet weather is likely, so pack waterproof gear for multiple rainy days. The water temperature sits at about 15°C (59°F), which is too chilly for most people to enjoy swimming. Leave the swimsuit at home unless you love cold water. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Olhão in March

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Cycling
    6/10
  • Walking
    6/10
  • Camping
    8/10
  • Outdoor sports
    10/10

Olhão 3-Day Forecast

Popular in March

Where to go in March - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.