March weather forecastOlhão, Portugal
March
Weather in March
In March, the weather throughout Olhão continues its slow but steady transition towards spring. As compared to February, residents and visitors can expect a further increase in average daily temperatures. The region also bears witness to an increase in rainfall from 9mm (0.35") in February to 12mm (0.47") in March. The enhanced plant growth fueled by the showers is a sight to behold, painting the cityscapes in various shades of green. Higher sunshine hours provide ample time for sightseeing or taking part in the month’s traditional Mardi Gras festivities.Temperature
The onset of March in Olhão brings an average high-temperature of an enjoyable 16.8°C (62.2°F), nearly matching the February temperature. Olhão reports an average low-temperature of 12.2°C (54°F) during the subtly cooler March nights.Humidity
In March, the average relative humidity is 73%.Rainfall
In March, the rain falls for 8 days. Throughout March, 12mm (0.47") of precipitation is accumulated. In Olhão, Portugal, during the entire year, the rain falls for 54.1 days and collects up to 109mm (4.29") of precipitation.Sea temperature
With an average sea temperature of 15.9°C (60.6°F), March is the month with the coldest seawater in Olhão.Note: A surface water temperature of 15.9°C (60.6°F) does not provide an enjoyable swimming experience for most. Breathing control becomes more challenging as the water temperature drops below 21°C (69.8°F).
Daylight
In March, the average length of the day is 11h and 59min.On the first day of the month, sunrise is at 07:01 and sunset at 18:25. On the last day of March, in Olhão, sunrise is at 06:17 and sunset at 18:53 WET.
Sunshine
In March, the average sunshine is 8.4h.UV index
January through March, November and December, with an average maximum UV index of 4, are months with the lowest UV index. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: A maximum UV index of 4 in March translates into the following recommendations:
Ensure safety - Imperative it is to shield skin and eyes from damage. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in March
Olhão, Portugal
- Average high temperature in March: 16.8°C
The warmest month (with the highest average high temperature) is August (27.1°C).
The month with the lowest average high temperature is January (15.1°C).
- Average low temperature in March: 12.2°C
The month with the highest average low temperature is August (20.8°C).
The coldest month (with the lowest average low temperature) is February (11.2°C).
Average pressure in March
Olhão, Portugal
- Average pressure in March: 1017.6mbar
The month with the highest atmospheric pressure is December (1022.5mbar).
The months with the lowest atmospheric pressure are April and August (1015.4mbar).
Average wind speed in March
Olhão, Portugal
- Average wind speed in March: 19km/h
The windiest months (with the highest average wind speed) are February and March (19km/h).
The calmest month (with the lowest average wind speed) is September (12.7km/h).
Average humidity in March
Olhão, Portugal
- Average humidity in March: 73%
The month with the highest relative humidity is April (74%).
The month with the lowest relative humidity is August (62%).
Average rainfall in March
Olhão, Portugal
- Average rainfall in March: 12mm
The wettest month (with the highest rainfall) is November (19mm).
The driest months (with the least rainfall) are June, July and August (1mm).
Average rainfall days in March
Olhão, Portugal
- Average rainfall days in March: 8 days
The month with the highest number of rainy days is April (8.2 days).
The month with the least rainy days is August (0.8 days).
Average sea temperature in March
Olhão, Portugal
- Average sea temperature in March: 15.9°C
The best month for swimming (with the highest average sea temperature) is August (22.1°C).
The coldest month (with the lowest average sea temperature) is March (15.9°C).
Average daylight in March /
Average sunshine in March
Olhão, Portugal
- Average daylight in March: 12h and 0min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in March: 8h and 24min
The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 6h and 6min).
Average sunshine days in March
Olhão, Portugal
- Average sunshine days in March: 22.1 days
The month with the most sunshine days is July (29.8 days).
The month with the least sunshine days is April (20.3 days).
Average UV index in March
Olhão, Portugal
- Average UV index in March: 4
The months with the highest UV index are May, June, July, August and September (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 4).
Average cloud cover in March
Olhão, Portugal
- Average cloud cover in March: 28
The month with the most cloud cover is January (Cloud cover 30).
The month with the least cloud cover is July (Cloud cover 4).
Average visibility in March
Olhão, Portugal
- Average visibility in March: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
