Trelew weather in March

In March, Trelew sees average daytime highs of 24°C and overnight lows near 13°C, with 21 mm of rain across 3.5 wet days and about 12.4 hours of daylight. It is the 4th-warmest and 4th-wettest month of the year here.

Highs ease over the month, from about 26°C in the first days to 22°C by the end. The sky is clear or mostly clear about 54% of the time in March, and the air most often feels dry.

Daylight stretches from about 13 h 06 min at the start of March to 11 h 36 min by month's end. Set against the rest of the year, March is Trelew's 3rd-clearest and 7th-windiest month. For the whole year in context, see Trelew's year-round climate.

Daytime high
24°
4th warmest
Overnight low
13°
9th coldest
Rainfall
21 mm
3.5 wet days
Daylight
12 h 24 min
7:20 AM – 7:42 PM
Cloud cover
39%
3rd clearest
Wind
18 km/h
7th windiest
Solar energy
4.96 kWh/m²
Travel score
8.2
out of 10

Trelew is city in Argentina.

Density
393/km²
people per km²
Founded
1886

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 26°C in the first days to 22°C by the end.

A typical March day in Trelew reaches about 24°C in the afternoon and slips back to 13°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 18°C and 31°C. Set against its neighbours, March runs about 2°C cooler than February and about 4°C warmer than April.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
12615
22615
32615
42615
52614
62614
72614
82514
92514
102514
112514
122514
132514
142514
152413
162413
172413
182413
192413
202413
212313
222313
232312
242312
252312
262312
272312
282312
292312
302212
312212

How March really feels in Trelew

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.

Trelew 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
Jan28° / 16°15314.87.9
Feb27° / 15°223.713.88.0
Mar24° / 13°213.512.48.2
Apr20° / 10°192.910.87.6
May16° / 2349.55.6
Jun12° / 234.18.93.8
Jul12° / 143.59.13.7
Aug14° / 143.410.24.9
Sep17° / 18411.76.2
Oct20° / 184.113.27.4
Nov23° / 12°163.214.58.2
Dec26° / 14°18315.18.1

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 54% of the time in March.

Beyond those clear spells, partly cloudy skies cover about 19% of March, with mostly cloudy or overcast conditions the remaining 27%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17525
27525
37525
47624
57624
67525
77525
87525
97525
107525
117525
127525
137525
147525
157525
167426
177426
187426
197327
207228
217228
227228
237228
247129
257129
267030
277030
287030
297129
307129
317129

Chance of precipitation in March

Any precipitation

Trelew gets around 21 mm of rain over 3.5 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 11% and peaks near 12% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
111
211
311
411
511
611
711
811
912
1012
1112
1212
1312
1412
1512
1612
1712
1812
1912
2012
2112
2212
2311
2411
2511
2611
2711
2810
2910
3010
3110

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 94% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
18893
28983
38983
48983
59073
69172
79172
89172
99172
109262
119262
129361
139451
149451
159451
169541
179541
189541
199541
209631
219631
229631
239631
249721
259721
269721
279721
289721
299721
309721
319721

Wind in March

Winds average 18 km/h in March.

Across March, daily wind ranges from about 17 km/h on the calmest days to 18 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
118light breeze
218light breeze
318light breeze
418light breeze
518light breeze
618light breeze
718light breeze
818light breeze
918light breeze
1018light breeze
1118light breeze
1218light breeze
1318light breeze
1418light breeze
1518light breeze
1618light breeze
1718light breeze
1818light breeze
1918light breeze
2018light breeze
2118light breeze
2218light breeze
2318light breeze
2417light breeze
2517light breeze
2617light breeze
2717light breeze
2817light breeze
2917light breeze
3017light breeze
3117light breeze

Sunrise & sunset in March

DaylightNight

Daylight runs from about 13 h 06 min at the start of March to 11 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 90 minutes over March. Sunrise moves from 7:01 AM to 7:38 AM, and sunset from 8:08 PM to 7:14 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.17:018:08
213.17:028:06
313.07:048:04
413.07:058:03
512.97:068:01
612.97:077:59
712.87:097:58
812.87:107:56
912.77:117:54
1012.77:127:53
1112.67:147:51
1212.67:157:49
1312.57:167:47
1412.57:177:45
1512.47:197:44
1612.47:207:42
1712.37:217:40
1812.37:227:38
1912.27:247:36
2012.27:257:35
2112.17:267:33
2212.17:277:31
2312.07:287:29
2412.07:307:27
2511.97:317:25
2611.97:327:24
2711.87:337:22
2811.87:347:20
2911.77:367:18
3011.77:377:16
3111.67:387:14

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 4.96 kWh/m².

For context, solar energy here swings from a low near 1.6 kWh/m² to a high of 8.09 kWh/m² in December across the year — March's 4.96 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.8Bright
25.7Bright
35.7Bright
45.6Bright
55.6Bright
65.5Bright
75.5Bright
85.4Bright
95.3Bright
105.3Bright
115.2Bright
125.2Bright
135.1Bright
145.0Bright
155.0Bright
164.9Bright
174.9Bright
184.8Bright
194.8Bright
204.7Bright
214.7Bright
224.6Bright
234.5Bright
244.5Bright
254.4Bright
264.4Bright
274.3Bright
284.3Bright
294.2Bright
304.2Bright
314.1Bright
Planning a trip in March

Is March a good time to visit Trelew?

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

8.2
Sightseeing
1st-best month of the year
6.9
Beach & pool
4th-best month of the year

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

What to pack for Trelew in March

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

In March, Trelew sees daytime highs around 24°C and nights near 13°C. Worth packing: light clothes and sun protection. About 4 days see rain.

light clothessun protection

Sea temperature near Trelew in March

The nearest coast averages about 17°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 38 km away) is warmest in February at about 17°C and coldest in August near 9°C.

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

10°15°JanFebMarAprMayJunJulAugSepOctNovDecbracingcool
Sea temperature (°C)Comfort
Jan17Cool
Feb17Cool
Mar17Cool
Apr15Cool
May13Bracing
Jun12Bracing
Jul10Bracing
Aug9Bracing
Sep9Bracing
Oct11Bracing
Nov13Bracing
Dec15Bracing

UV index in Trelew in March

LowModerateHighVery highExtreme

Clear-sky midday UV in March peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Trelew peaks around December 22 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 19 at about 1 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateLowModerateVery highExtremeDec 22UV 12Jun 19UV 1
UV index (midday)Level
Jan11Extreme
Feb10Extreme
Mar7High
Apr4Moderate
May2Moderate
Jun1Low
Jul2Low
Aug2Moderate
Sep4Moderate
Oct7High
Nov9Very high
Dec12Extreme
Location & terrain

Where is Trelew?

Trelew sits at 43.2°S, 65.3°W, 14 m above sea level, in Argentina. The nearest listed city is Rawson, 17 km away.

San Antonio OesteViedmaCarmen de PatagonesComodoro RivadaviaCaleta OliviaPico Truncado

Topography around Trelew

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

Within 3 km, the terrain around Trelew has only modest variations in elevation — a maximum elevation change of 35 m around an average of 19 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 205 m; within 80 km, significant variations in elevation — a maximum elevation change of 336 m.

The land around Trelew is covered by artificial surfaces (51%), grassland (22%) and shrubs (20%) within 3 km, shrubs (67%) and grassland (20%) within 16 km, and shrubs (65%) and water (25%) within 80 km.

3 km
35 m
16 km
205 m
80 km
336 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
March weather nearby: Rawson 17 km · Puerto Madryn 58 km · San Antonio Oeste 281 km · Viedma 331 km · Carmen de Patagones 333 km · Comodoro Rivadavia 338 km · Caleta Olivia 396 km · Pico Truncado 446 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 Trelew (-43.249°, -65.305°, elevation 14 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).