Gualeguaychú weather in March

In March, Gualeguaychú sees average daytime highs of 27°C and overnight lows near 17°C, with 121 mm of rain across 8 wet days and about 12.3 hours of daylight. It is the 4th-warmest and 4th-wettest month of the year here.

Highs ease over the month, from about 28°C in the first days to 26°C by the end. The sky is clear or mostly clear about 47% 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 Gualeguaychú's 3rd-clearest and 12th-windiest month. For the whole year in context, see Gualeguaychú's year-round climate.

Daytime high
27°
4th warmest
Overnight low
17°
9th coldest
Rainfall
121 mm
8 wet days
Daylight
12 h 18 min
6:56 AM – 7:11 PM
Cloud cover
45%
3rd clearest
Wind
11 km/h
12th windiest
Solar energy
5.11 kWh/m²
Travel score
7.0
out of 10

Gualeguaychú is city in Gualeguaychú Department, Entre Ríos Province, Argentina.

Founded
1783

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 28°C in the first days to 26°C by the end.

A typical March day in Gualeguaychú reaches about 27°C in the afternoon and slips back to 17°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 32°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)
12818
22818
32818
42818
52818
62818
72818
82818
92818
102818
112818
122818
132718
142717
152717
162717
172717
182717
192717
202717
212617
222616
232616
242616
252616
262616
272616
282616
292616
302516
312515

Gualeguaychú weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 19°1107.713.95.3
Feb29° / 19°115813.25.8
Mar27° / 17°121812.37.0
Apr23° / 14°1307.911.27.3
May20° / 11°806.110.36.8
Jun17° / 696.59.95.8
Jul16° / 646105.6
Aug18° / 876.510.86.6
Sep20° / 10°87711.86.9
Oct23° / 13°1249.812.87.0
Nov26° / 15°1046.913.77.2
Dec29° / 18°1288.614.15.9

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 47% 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 38%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16436
26436
36436
46436
56436
66337
76337
86337
96337
106337
116238
126139
136139
146139
156139
166139
176139
186040
196040
206040
216040
226139
236139
246139
256040
266139
276139
286040
296040
305941
316040

Chance of precipitation in March

Any precipitation

Gualeguaychú gets around 121 mm of rain over 8 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 26% and peaks near 28% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
128
228
327
427
527
627
727
827
927
1027
1127
1227
1327
1427
1527
1627
1727
1827
1926
2026
2126
2226
2325
2425
2525
2625
2725
2825
2925
3025
3126

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 29% of days. Sticky, muggy-or-worse air turns up on roughly 33% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
18192928141
28203028141
38203028141
48203027141
58203027131
68203027131
79203027131
89213027121
99213027121
1010213027121
1110213026111
1211223026111
1311223025101
1412233025100
151323302490
161424302480
171524302470
181624302360
191725292360
201825292350
211925292250
221925292240
232025292240
242126282230
252226282130
262226282130
272326272120
282326272120
292426272120
302526262020
312626262020

Wind in March

Winds average 11 km/h in March, the calmest month.

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
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2412calm
2512calm
2612calm
2712calm
2812calm
2912calm
3012calm
3112calm

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 6:44 AM to 7:07 AM, and sunset from 7:30 PM to 6:51 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.86:447:30
212.76:457:29
312.76:467:28
412.76:477:27
512.66:487:25
612.66:487:24
712.66:497:23
812.56:507:22
912.56:517:20
1012.56:527:19
1112.46:527:18
1212.46:537:17
1312.46:547:15
1412.36:557:14
1512.36:557:13
1612.36:567:11
1712.26:577:10
1812.26:587:09
1912.16:587:07
2012.16:597:06
2112.17:007:05
2212.07:017:03
2312.07:017:02
2412.07:027:01
2511.97:036:59
2611.97:046:58
2711.97:046:56
2811.87:056:55
2911.87:066:54
3011.87:066:52
3111.77:076:51

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 5.11 kWh/m².

For context, solar energy here swings from a low near 2.33 kWh/m² to a high of 7.34 kWh/m² in December across the year — March's 5.11 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.7Bright
25.6Bright
35.6Bright
45.5Bright
55.5Bright
65.5Bright
75.4Bright
85.4Bright
95.3Bright
105.3Bright
115.3Bright
125.2Bright
135.2Bright
145.2Bright
155.1Bright
165.1Bright
175.0Bright
185.0Bright
195.0Bright
204.9Bright
214.9Bright
224.8Bright
234.8Bright
244.8Bright
254.7Bright
264.7Bright
274.6Bright
284.6Bright
294.5Bright
304.5Bright
314.4Bright
Planning a trip in March

Is March a good time to visit Gualeguaychú?

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

7.0
Sightseeing
3rd-best month of the year
7.1
Beach & pool
4th-best month of the year

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

What to pack for Gualeguaychú in March

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

In March, Gualeguaychú sees daytime highs around 27°C and nights near 17°C. Worth packing: light clothes, rain gear and sun protection. About 8 days see rain.

light clothesrain gearsun protection

UV index in Gualeguaychú 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 Gualeguaychú peaks around January 15 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 20 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 15UV 13Jun 20UV 3
UV index (midday)Level
Jan13Extreme
Feb11Extreme
Mar10Very high
Apr6High
May4Moderate
Jun3Moderate
Jul3Moderate
Aug4Moderate
Sep6High
Oct8Very high
Nov11Extreme
Dec12Extreme
Location & terrain

Where is Gualeguaychú?

Gualeguaychú sits at 33.0°S, 58.5°W, 19 m above sea level, in Argentina. The nearest listed city is Fray Bentos, 23 km away.

Topography around Gualeguaychú

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

Within 3 km, the terrain around Gualeguaychú has only modest variations in elevation — a maximum elevation change of 33 m around an average of 11 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 52 m; within 80 km, only modest variations in elevation — a maximum elevation change of 101 m.

The land around Gualeguaychú is covered by artificial surfaces (40%) and grassland (31%) within 3 km, grassland (40%) and cropland (31%) within 16 km, and cropland (43%) and grassland (30%) within 80 km.

3 km
33 m
16 km
52 m
80 km
101 m
treesgrasslandcroplandartificial surfaceswaterwetland
March weather nearby: Fray Bentos 23 km · Mercedes 53 km · Concepción del Uruguay 64 km · Dolores 64 km · Gualeguay 75 km · Paysandú 87 km · Young 90 km · Colón 94 km

Argentina travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / I
220 V · 50 Hz
Prices
≈ 46% of US
price level, 2025
GDP per capita
$14,898
2025
Happiness
6.4 / 10
World Happiness, 2025
Homicide rate
4.5
per 100k, 2023
Road deaths
14.1
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
High
EF EPI 575
Religion
Roman Catholic 63%none 19%Evangelical 15%Jehovah's Witness and Church of Jesus Christ 1%

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 Gualeguaychú (-33.0078°, -58.5184°, elevation 19 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. 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).