São Mamede de Infesta weather in March

In March, São Mamede de Infesta sees average daytime highs of 16°C and overnight lows near 9°C, with 121 mm of rain across 10.2 wet days and about 11.7 hours of daylight. It is the 8th-warmest and 6th-wettest month of the year here.

Highs climb over the month, from about 15°C in the first days to 17°C by the end. The sky is clear or mostly clear about 36% of the time in March, and the air most often feels dry.

Daylight stretches from about 11 hours at the start of March to 12 h 24 min by month's end. Set against the rest of the year, March is São Mamede de Infesta's 7th-clearest and 3rd-windiest month. For the whole year in context, see São Mamede de Infesta's year-round climate.

Daytime high
16°
8th warmest
Overnight low
4th coldest
Rainfall
121 mm
10.2 wet days
Daylight
11 h 42 min
6:54 AM – 6:34 PM
Cloud cover
55%
7th clearest
Wind
12 km/h
3rd windiest
Solar energy
4.19 kWh/m²
Travel score
5.1
out of 10

São Mamede de Infesta is city in Matosinhos municipality, Portugal.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in March

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 15°C in the first days to 17°C by the end.

A typical March day in São Mamede de Infesta reaches about 16°C in the afternoon and slips back to 9°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 12°C and 21°C. Set against its neighbours, March runs about 2°C warmer than February and about 1°C cooler than April.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
1148
2158
3158
4158
5158
6158
7158
8158
9169
10169
11169
12169
13169
14169
15169
16169
17169
18169
19169
20169
21169
22169
23169
24169
251610
261710
271710
281710
291710
301710
311710

São Mamede de Infesta weather by month

How March compares with the rest of the year at a glance. March is the 8th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan13° / 15012.29.43.3
Feb14° / 1039.510.34.0
Mar16° / 12110.211.75.1
Apr17° / 10°12111.813.15.5
May20° / 13°10111.214.36.3
Jun23° / 15°406.314.97.6
Jul25° / 17°23414.78.4
Aug26° / 17°304.513.68.2
Sep23° / 16°646.612.37.7
Oct20° / 13°16612.710.96.0
Nov16° / 10°16312.99.74.5
Dec13° / 16712.49.13.6

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 36% of the time in March.

Beyond those clear spells, partly cloudy skies cover about 15% of March, with mostly cloudy or overcast conditions the remaining 49%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14753
24654
34753
44753
54753
64753
74852
85050
95149
105248
115248
125347
135446
145545
155545
165644
175644
185644
195644
205545
215446
225446
235347
245248
255248
265149
275149
285050
295050
305050
315050

Chance of precipitation in March

Any precipitation

São Mamede de Infesta gets around 121 mm of rain over 10.2 wet days in March. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 33% and peaks near 38% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
136
236
335
435
535
634
733
832
931
1030
1129
1229
1328
1428
1527
1627
1728
1828
1929
2030
2131
2232
2333
2434
2535
2636
2737
2838
2938
3038
3138

Humidity in March

DryComfortableHumidMuggyOppressiveMiserable

Most of March feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, March lands in the dry band about 98% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
1991
2991
3991
4991
5991
6991
7991
8991
9991
10991
11991
12991
13982
14982
15982
16982
17982
18982
19982
20982
21982
22982
23982
24982
25982
26982
27982
28982
29973
30973
31973

Wind in March

Winds average 12 km/h in March.

Across March, daily wind ranges from about 11 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
112calm
212calm
312calm
412calm
512calm
612calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2112calm
2212calm
2312calm
2412calm
2512calm
2612calm
2712calm
2812light breeze
2912light breeze
3012light breeze
3112light breeze

Sunrise & sunset in March

DaylightNight

Daylight runs from about 11 hours at the start of March to 12 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 84 minutes over March. Sunrise moves from 7:19 AM to 6:28 AM, and sunset from 6:17 PM to 6:50 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.07:196:17
211.07:176:18
311.17:166:19
411.17:146:20
511.17:126:21
611.27:116:23
711.27:096:24
811.37:086:25
911.37:066:26
1011.47:046:27
1111.47:036:28
1211.57:016:29
1311.56:596:31
1411.66:586:32
1511.66:566:33
1611.76:546:34
1711.76:536:35
1811.86:516:36
1911.86:496:37
2011.86:476:38
2111.96:466:39
2211.96:446:41
2312.06:426:42
2412.06:416:43
2512.16:396:44
2612.16:376:45
2712.26:356:46
2812.26:346:47
2912.36:326:48
3012.36:306:49
3112.46:286:50

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 4.19 kWh/m².

For context, solar energy here swings from a low near 1.65 kWh/m² to a high of 7.29 kWh/m² in July across the year — March's 4.19 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
13.5Moderate
23.5Moderate
33.6Moderate
43.6Moderate
53.7Moderate
63.7Moderate
73.8Moderate
83.9Moderate
93.9Moderate
104.0Moderate
114.0Bright
124.1Bright
134.2Bright
144.2Bright
154.3Bright
164.3Bright
174.3Bright
184.4Bright
194.4Bright
204.5Bright
214.5Bright
224.5Bright
234.5Bright
244.5Bright
254.6Bright
264.6Bright
274.6Bright
284.7Bright
294.7Bright
304.7Bright
314.8Bright
Planning a trip in March

Hazard calendar for São Mamede de Infesta

In seasonPeak

In March, São Mamede de Infesta sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

São Mamede de Infesta's rainy season runs October–May, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is March a good time to visit São Mamede de Infesta?

Our two travel scores rate March for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

5.1
Sightseeing
8th-best month of the year
0.7
Beach & pool
8th-best month of the year

March is a reasonable time to visit São Mamede de Infesta for sightseeing.

What to pack for São Mamede de Infesta in March

From March's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In March, São Mamede de Infesta sees daytime highs around 16°C and nights near 9°C. Worth packing: a warm layer and rain gear. About 10 days see rain.

a warm layerrain gear

Sea temperature near São Mamede de Infesta in March

The nearest coast averages about 14°C in March — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in September at about 17°C and coldest in February near 13°C.

The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.

12°14°16°18°JanFebMarAprMayJunJulAugSepOctNovDecbracingcool
Sea temperature (°C)Comfort
Jan14Bracing
Feb13Bracing
Mar14Bracing
Apr14Bracing
May16Cool
Jun17Cool
Jul17Cool
Aug17Cool
Sep17Cool
Oct17Cool
Nov16Cool
Dec14Bracing

UV index in São Mamede de Infesta in March

LowModerateHighVery highExtreme

Clear-sky midday UV in March peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in São Mamede de Infesta peaks around June 23 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJun 23UV 9Dec 20UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar5Moderate
Apr6High
May7High
Jun9Very high
Jul9Very high
Aug8Very high
Sep5High
Oct4Moderate
Nov2Moderate
Dec2Low

Air quality in São Mamede de Infesta in March

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where March falls, not just the annual average.

Air quality in São Mamede de Infesta is worst in August — around 25 µg/m³ PM2.5 (moderate), about 3.4× the cleanest month (November, 7 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodModerateGoodAug 2425 µg/m³Nov 237 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb11Good
Mar14Moderate
Apr12Moderate
May8Good
Jun9Good
Jul9Good
Aug25Moderate
Sep24Moderate
Oct18Moderate
Nov7Good
Dec7Good
Location & terrain

Where is São Mamede de Infesta?

São Mamede de Infesta sits at 41.2°N, 8.6°W, 103 m above sea level, in Portugal. The nearest listed city is São Tiago de Custoias, 2.0 km away.

Topography around São Mamede de Infesta

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of São Mamede de Infesta.

Within 3 km, the terrain around São Mamede de Infesta has only modest variations in elevation — a maximum elevation change of 126 m around an average of 96 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 377 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,457 m.

The land around São Mamede de Infesta is covered by artificial surfaces (63%) and trees (21%) within 3 km, trees (33%), artificial surfaces (26%) and water (23%) within 16 km, and trees (41%), water (26%) and grassland (24%) within 80 km.

3 km
126 m
16 km
377 m
80 km
1,457 m
treesgrasslandcroplandartificial surfaceswater
March weather nearby: São Tiago de Custoias 2.0 km · Paranhos 2.0 km · Leça do Bailio 3.0 km · Senhora da Hora 3.0 km · Águas Santas 4.0 km · Rio Tinto 5.0 km · Bomfim 5.0 km · Porto 5.0 km

Portugal travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / E / F
230 V · 50 Hz
Prices
≈ 60% of US
price level, 2025
GDP per capita
$32,082
2025
Happiness
6.0 / 10
World Happiness, 2025
Safe drinking water
95%
of population, 2024
Homicide rate
0.7
per 100k, 2022
Road deaths
8.2
per 100k/yr, 2019
Income group
High
World Bank
English
Very high
EF EPI 612
Religion
Catholic 68%not applicable 13%no religion 12%no response 2%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for São Mamede de Infesta (41.1918°, -8.6111°, elevation 103 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).