San Justo weather in March

In March, San Justo sees average daytime highs of 28°C and overnight lows near 18°C, with 126 mm of rain across 8.9 wet days and about 12.2 hours of daylight. It is the 4th-warmest and 4th-wettest month of the year here.

Highs ease over the month, from about 29°C in the first days to 27°C by the end. The sky is clear or mostly clear about 46% of the time in March, and the air most often feels muggy.

Daylight stretches from about 12 h 42 min at the start of March to 11 h 48 min by month's end. Set against the rest of the year, March is San Justo's 7th-clearest and 12th-windiest month. For the whole year in context, see San Justo's year-round climate.

Daytime high
28°
4th warmest
Overnight low
18°
9th coldest
Rainfall
126 mm
8.9 wet days
Daylight
12 h 12 min
7:05 AM – 7:19 PM
Cloud cover
46%
7th clearest
Wind
11 km/h
12th windiest
Solar energy
5.18 kWh/m²
Travel score
6.3
out of 10

Temperature in March

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 29°C in the first days to 27°C by the end.

A typical March day in San Justo reaches about 28°C in the afternoon and slips back to 18°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 33°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)
12919
22919
32919
42919
52919
62919
72919
82919
92919
102919
112918
122918
132918
142818
152818
162818
172818
182818
192817
202817
212817
222817
232717
242717
252717
262717
272717
282717
292716
302716
312616

How March really feels in San Justo

Once humidity and wind are folded in, March averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

March sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

San Justo 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
Jan31° / 20°1259.613.84.6
Feb30° / 20°1248.713.15.2
Mar28° / 18°1268.912.26.3
Apr25° / 15°1328.911.37.2
May21° / 12°786.210.57.1
Jun18° / 495.2106.7
Jul18° / 374.310.26.9
Aug21° / 564.710.97.5
Sep23° / 11°706.311.87.6
Oct25° / 14°1379.212.87.1
Nov28° / 16°1258.113.66.6
Dec30° / 19°1348.9145.3

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 46% 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 (%)
16139
26139
36139
46139
56139
66139
76139
86139
96040
106040
116139
126139
136139
146139
156139
166139
176238
186238
196238
206337
216337
226337
236337
246436
256436
266337
276337
286337
296337
306238
316238

Chance of precipitation in March

Any precipitation

San Justo gets around 126 mm of rain over 8.9 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 29% and peaks near 32% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
132
232
332
432
532
632
731
831
931
1030
1130
1230
1329
1429
1528
1628
1728
1827
1927
2027
2127
2227
2327
2427
2527
2628
2728
2828
2929
3029
3130

Humidity in March

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, March lands in the muggy band about 28% of days. Sticky, muggy-or-worse air turns up on roughly 44% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
14152631223
24152631223
34152631223
44152532213
54152532213
65162532202
75162532202
85162532192
96172432192
106172432182
117172431182
128182431172
138182530172
149192530162
1510192529152
1611192529141
1711202628141
1812202628131
1913212627121
2013222627121
2114222626111
2214232626101
2315232625101
2415242625100
251524262590
261625262490
271625262490
281725252480
291825252380
301926242380
311926242380

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 11 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
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in March

DaylightNight

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

Days shrink by about 54 minutes over March. Sunrise moves from 6:55 AM to 7:15 AM, and sunset from 7:37 PM to 7:00 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.76:557:37
212.76:557:36
312.66:567:34
412.66:577:33
512.66:577:32
612.56:587:31
712.56:597:30
812.57:007:29
912.57:007:28
1012.47:017:26
1112.47:027:25
1212.47:027:24
1312.37:037:23
1412.37:047:21
1512.37:047:20
1612.27:057:19
1712.27:067:18
1812.27:067:16
1912.17:077:15
2012.17:087:14
2112.17:087:13
2212.07:097:11
2312.07:107:10
2412.07:107:09
2511.97:117:08
2611.97:127:06
2711.97:127:05
2811.87:137:04
2911.87:147:02
3011.87:147:01
3111.87:157:00

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 5.18 kWh/m².

For context, solar energy here swings from a low near 2.5 kWh/m² to a high of 7.16 kWh/m² in December across the year — March's 5.18 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.6Bright
25.6Bright
35.6Bright
45.5Bright
55.5Bright
65.5Bright
75.5Bright
85.4Bright
95.4Bright
105.4Bright
115.3Bright
125.3Bright
135.3Bright
145.2Bright
155.2Bright
165.2Bright
175.1Bright
185.1Bright
195.1Bright
205.0Bright
215.0Bright
225.0Bright
234.9Bright
244.9Bright
254.8Bright
264.8Bright
274.8Bright
284.7Bright
294.6Bright
304.6Bright
314.5Bright
Planning a trip in March

Is March a good time to visit San Justo?

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

6.3
Sightseeing
9th-best month of the year
7.2
Beach & pool
3rd-best month of the year

March is a reasonable time to visit San Justo for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for San Justo in March

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

In March, San Justo sees daytime highs around 28°C and nights near 18°C. Pack light clothes. Worth having: rain gear and sun protection. About 9 days see rain.

light clothesrain gearsun protection

UV index in San Justo 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 San Justo peaks around January 18 at about 14 (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 — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateHighVery highExtremeJan 18UV 14Jun 20UV 3
UV index (midday)Level
Jan14Extreme
Feb13Extreme
Mar10Extreme
Apr7High
May4Moderate
Jun3Moderate
Jul4Moderate
Aug5Moderate
Sep7High
Oct9Very high
Nov11Extreme
Dec13Extreme
Location & terrain

Where is San Justo?

San Justo sits at 30.8°S, 60.6°W, 49 m above sea level, in Argentina. The nearest listed city is San Javier, 68 km away.

Topography around San Justo

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

Within 3 km, the terrain around San Justo has only modest variations in elevation — a maximum elevation change of 26 m around an average of 52 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 49 m; within 80 km, only modest variations in elevation — a maximum elevation change of 79 m.

The land around San Justo is covered by cropland (55%) and grassland (23%) within 3 km, cropland (72%) and grassland (20%) within 16 km, and cropland (41%) and grassland (30%) within 80 km.

3 km
26 m
16 km
49 m
80 km
79 m
treesshrubsgrasslandcroplandartificial surfaceswaterwetland
March weather nearby: San Javier 68 km · Santa Elena 79 km · Esperanza 80 km · La Paz 91 km · Sunchales 94 km · Santa Fe 96 km · Santo Tomé 98 km · Rafaela 100 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 San Justo (-30.7899°, -60.5928°, elevation 49 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).