Santa Lucía weather in March

In March, Santa Lucía sees average daytime highs of 26°C and overnight lows near 16°C, with 98 mm of rain across 8.2 wet days and about 12.3 hours of daylight. It is the 4th-warmest and 5th-wettest month of the year here.

Highs ease over the month, from about 27°C in the first days to 25°C by the end. The sky is clear or mostly clear about 42% of the time in March, and the air most often feels humid.

Daylight stretches from about 12 h 48 min at the start of March to 11 h 42 min by month's end. Set against the rest of the year, March is Santa Lucía's 3rd-clearest and 12th-windiest month. For the whole year in context, see Santa Lucía's year-round climate.

Daytime high
26°
4th warmest
Overnight low
16°
9th coldest
Rainfall
98 mm
8.2 wet days
Daylight
12 h 18 min
7:47 AM – 8:03 PM
Cloud cover
50%
3rd clearest
Wind
12 km/h
12th windiest
Solar energy
4.99 kWh/m²
Travel score
7.1
out of 10

Santa Lucía is city in the Canelones Department of southern Uruguay.

Density
429/km²
people per km²
Founded
1782

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

Temperature in March

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 27°C in the first days to 25°C by the end.

A typical March day in Santa Lucía reaches about 26°C in the afternoon and slips back to 16°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 30°C. Set against its neighbours, March runs about 2°C cooler than February and about 4°C warmer than April.

10°15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12717
22717
32717
42717
52717
62717
72717
82717
92717
102717
112717
122617
132617
142617
152616
162616
172616
182616
192616
202616
212516
222516
232516
242515
252515
262515
272515
282515
292515
302415
312415

Santa Lucía weather by month

How March compares with the rest of the year at a glance. March is the 4th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 18°817.8146.0
Feb28° / 18°1008.313.36.4
Mar26° / 16°988.212.37.1
Apr22° / 13°99811.27.1
May19° / 10°816.910.26.4
Jun16° / 777.39.75.1
Jul15° / 787.39.94.8
Aug17° / 897.610.75.8
Sep19° / 837.911.86.3
Oct21° / 12°1129.712.96.6
Nov24° / 14°1028.313.87.2
Dec28° / 16°84814.36.7

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 42% of the time in March.

Beyond those clear spells, partly cloudy skies cover about 16% of March, with mostly cloudy or overcast conditions the remaining 43%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15941
25941
35941
45941
55941
65941
75842
85842
95743
105842
115743
125743
135644
145644
155743
165644
175644
185644
195644
205644
215644
225743
235743
245743
255644
265644
275644
285644
295743
305743
315644

Chance of precipitation in March

Any precipitation

Santa Lucía gets around 98 mm of rain over 8.2 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 27% and peaks near 27% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
127
226
326
426
526
626
726
826
927
1027
1127
1227
1327
1427
1527
1627
1727
1827
1927
2027
2127
2227
2327
2427
2527
2627
2727
2827
2927
3027
3127

Humidity in March

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, March lands in the humid band about 30% of days. Sticky, muggy-or-worse air turns up on roughly 24% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1142231258
2142131258
3142132258
4152132248
5152132248
6152132248
7162132247
8162132247
9162132247
10172132247
11172132246
12182132236
13192132235
14202231225
15212231224
16222231213
17242330213
18252330202
19262329202
20272329192
21282329191
22282329181
23292329171
24302429171
25302429160
26312429160
27312429150
28322529150
29322529140
30322528140
31332528140

Wind in March

Winds average 12 km/h in March, the calmest month.

Across March, daily wind ranges from about 12 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
112light breeze
212light breeze
312light breeze
412light breeze
512light breeze
612light breeze
712light breeze
812light breeze
912light breeze
1012light breeze
1112light breeze
1212light breeze
1312light breeze
1412light breeze
1512light breeze
1612light breeze
1712light breeze
1812light breeze
1912light breeze
2012light breeze
2112light breeze
2212light breeze
2312light breeze
2412light breeze
2512light breeze
2612light breeze
2712light breeze
2813light breeze
2913light breeze
3013light breeze
3113light breeze

Sunrise & sunset in March

DaylightNight

Daylight runs from about 12 h 48 min at the start of March to 11 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 66 minutes over March. Sunrise moves from 7:35 AM to 7:59 AM, and sunset from 8:23 PM to 7:42 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.87:358:23
212.87:358:22
312.77:368:21
412.77:378:19
512.77:388:18
612.67:398:17
712.67:408:15
812.67:418:14
912.57:418:13
1012.57:428:11
1112.57:438:10
1212.47:448:09
1312.47:458:07
1412.37:468:06
1512.37:468:05
1612.37:478:03
1712.27:488:02
1812.27:498:00
1912.27:507:59
2012.17:507:58
2112.17:517:56
2212.07:527:55
2312.07:537:53
2412.07:547:52
2511.97:547:51
2611.97:557:49
2711.97:567:48
2811.87:577:46
2911.87:587:45
3011.87:587:43
3111.77:597:42

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 4.99 kWh/m².

For context, solar energy here swings from a low near 2.21 kWh/m² to a high of 7.47 kWh/m² in December across the year — March's 4.99 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.6Bright
25.6Bright
35.5Bright
45.5Bright
55.5Bright
65.4Bright
75.4Bright
85.3Bright
95.3Bright
105.2Bright
115.2Bright
125.1Bright
135.1Bright
145.0Bright
155.0Bright
165.0Bright
174.9Bright
184.9Bright
194.8Bright
204.8Bright
214.7Bright
224.7Bright
234.7Bright
244.6Bright
254.6Bright
264.5Bright
274.5Bright
284.4Bright
294.4Bright
304.3Bright
314.3Bright
Planning a trip in March

Is March a good time to visit Santa Lucía?

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

7.1
Sightseeing
2nd-best month of the year
6.7
Beach & pool
4th-best month of the year

March is one of the better times to visit Santa Lucía for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Santa Lucía in March

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

In March, Santa Lucía sees daytime highs around 26°C and nights near 16°C. Worth packing: light clothes, rain gear and sun protection. About 8 days see rain.

light clothesrain gearsun protection

Sea temperature near Santa Lucía in March

The nearest coast averages about 23°C in March — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 47 km away) is warmest in January at about 24°C and coldest in July near 11°C.

It's comfortable for a long swim from Nov 23 to Apr 9 — about 4.5 months when the water holds above 20°C.

10°15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan24Refreshing
Feb24Refreshing
Mar23Refreshing
Apr19Cool
May16Cool
Jun13Bracing
Jul11Bracing
Aug12Bracing
Sep14Bracing
Oct17Cool
Nov19Cool
Dec22Refreshing

UV index in Santa Lucía in March

LowModerateHighVery highExtreme

Clear-sky midday UV in March peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Santa Lucía peaks around January 16 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 18 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 11 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateHighVery highExtremeJan 16UV 13Jun 18UV 3
UV index (midday)Level
Jan13Extreme
Feb11Extreme
Mar10Very high
Apr6High
May3Moderate
Jun3Moderate
Jul3Moderate
Aug4Moderate
Sep6High
Oct8Very high
Nov11Extreme
Dec11Extreme
Location & terrain

Where is Santa Lucía?

Santa Lucía sits at 34.5°S, 56.4°W, 24 m above sea level, in Uruguay. The nearest listed city is Canelones, 13 km away.

San José de MayoLas PiedrasDelta del TigreLa PazFloridaBarros Blancos

Topography around Santa Lucía

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Santa Lucía.

Within 3 km, the terrain around Santa Lucía has only modest variations in elevation — a maximum elevation change of 38 m around an average of 18 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 63 m; within 80 km, only modest variations in elevation — a maximum elevation change of 202 m.

The land around Santa Lucía is covered by grassland (41%) and trees (34%) within 3 km, cropland (42%) and grassland (38%) within 16 km, and grassland (40%), cropland (27%) and water (25%) within 80 km.

3 km
38 m
16 km
63 m
80 km
202 m
treesgrasslandcroplandartificial surfaceswaterwetland
March weather nearby: Canelones 13 km · Progreso 29 km · San José de Mayo 32 km · Las Piedras 35 km · Delta del Tigre 35 km · La Paz 37 km · Florida 42 km · Barros Blancos 49 km

Uruguay travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F / I / L
230 V · 50 Hz
Prices
≈ 66% of US
price level, 2025
GDP per capita
$25,216
2025
Happiness
6.6 / 10
World Happiness, 2025
Homicide rate
11.2
per 100k, 2023
Road deaths
14.8
per 100k/yr, 2019
Income group
High
World Bank
English
Moderate
EF EPI 542
Religion
none 47%Roman Catholic 37%Protestant 15%atheist 10%

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 Santa Lucía (-34.4533°, -56.3906°, elevation 24 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).