Montevideo in Fall

In fall (March, April and May), Montevideo sees average daytime highs around 19°C and overnight lows near 17°C, with 290 mm of rain over about 24 wet days across the season. It is the 2nd-warmest season and the 2nd-wettest season.

Over the season highs ease from about 23°C in early March to 15°C by late May. The sky is clear or mostly clear about 41% of the time across fall, and the air most often feels dry.

Fall is Montevideo's 2nd-best season to visit on our travel score. For the whole year in context, see Montevideo's year-round climate.

Avg daytime high
19°C
2nd-warmest season
Avg overnight low
17°C
Rainfall
290 mm
24 wet days
Avg wind
22 km/h
Travel score
6.4
2nd-best season
Months
Mar · Apr · May

Temperature in Montevideo in Fall

Average highAverage lowShaded bands: 10–90% of days

Over the season highs ease from about 23°C in early March to 15°C by late May.

A typical fall day in Montevideo reaches about 19°C and drops to 17°C overnight. The warmest of the three months is March, the coolest May.

10°15°20°25°30°MarAprMay

Montevideo weather by month

How the three fall months (March, April and May) compare with the rest of the year — the season's months are highlighted.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan24° / 21°675.814.18.0
Feb24° / 21°917.413.37.5
Mar22° / 20°977.812.37.3
Apr19° / 17°1078.411.16.5
May16° / 14°877.910.25.4
Jun14° / 11°908.69.74.0
Jul12° / 10°968.79.93.4
Aug13° / 11°978.410.73.9
Sep15° / 12°928.311.84.6
Oct17° / 14°1118.812.95.7
Nov20° / 17°1017.713.86.8
Dec22° / 19°736.814.37.5

Cloud cover in Fall

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 41% of the time across fall.

0%25%50%75%100%MarAprMay

Chance of precipitation in Fall

Any precipitation

Montevideo gets around 290 mm of rain over 24 wet days across fall. The line is the day-by-day chance of measurable precipitation.

0%10%20%30%40%MarAprMay

Humidity in Fall

DryComfortableHumidMuggyOppressiveMiserable

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

0%25%50%75%100%MarAprMay

Wind in Fall

Winds average 22 km/h across fall.

0510152025MarAprMay

Sunrise & sunset in Fall

DaylightNight

Daylight runs from about 12 h 48 min in early March to 9 h 54 min by late May. The lit band spans sunrise to sunset each day.

12 AM4 AM8 AM12 PM4 PM8 PM12 AMMarAprMay

Solar energy in Fall

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day across fall, about 3.7 kWh/m².

0246MarAprMay
Planning a trip in fall

Is fall a good time to visit Montevideo?

Our two travel scores rate fall for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.

6.4
Sightseeing
2nd-best month of the year
3.1
Beach & pool
2nd-best month of the year

fall is a reasonable time to visit Montevideo for sightseeing.

What to pack for Montevideo in Fall

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

In fall, Montevideo sees daytime highs around 19°C and nights near 17°C. Worth packing: light clothes, a warm layer, rain gear, sun protection and a windbreaker. About 24 days see rain.

light clothesa warm layerrain gearsun protectiona windbreaker

Sea temperature near Montevideo in Fall

The nearest coast averages about 19°C across fall — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in February at about 24°C and coldest in July near 11°C.

It's comfortable for a long swim from Nov 27 to Apr 9 — about 4.4 months when the water holds above 20°C.

10°15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan23Refreshing
Feb24Refreshing
Mar22Refreshing
Apr19Cool
May16Cool
Jun13Bracing
Jul11Bracing
Aug12Bracing
Sep13Bracing
Oct16Cool
Nov19Cool
Dec22Refreshing

UV index in Montevideo in Fall

LowModerateHighVery highExtreme

Clear-sky midday UV across fall averages around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Montevideo peaks around January 17 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 18 at about 2 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateHighVery highExtremeJan 17UV 12Jun 18UV 2
UV index (midday)Level
Jan12Extreme
Feb11Extreme
Mar10Very high
Apr6High
May3Moderate
Jun2Moderate
Jul3Moderate
Aug4Moderate
Sep6High
Oct8Very high
Nov11Extreme
Dec11Extreme

Air quality in Montevideo in Fall

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Montevideo is worst in August — around 16 µg/m³ PM2.5 (moderate), about 1.6× the cleanest month (February, 10 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Montevideo's WHO annual average of 12 µg/m³.

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodAug 1416 µg/m³Feb 2210 µg/m³
PM2.5 (µg/m³)Level
Jan12Good
Feb10Good
Mar10Good
Apr11Good
May12Moderate
Jun13Moderate
Jul15Moderate
Aug16Moderate
Sep14Moderate
Oct12Good
Nov10Good
Dec10Good
Location & terrain

Where is Montevideo?

Montevideo sits at 34.9°S, 56.2°W, 34 m above sea level, in Uruguay. The nearest listed city is Paso de Carrasco, 13 km away.

Canelones

Topography around Montevideo

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

Within 3 km, the terrain around Montevideo has only modest variations in elevation — a maximum elevation change of 56 m around an average of 16 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 130 m; within 80 km, significant variations in elevation — a maximum elevation change of 394 m.

The land around Montevideo is covered by artificial surfaces (55%) and water (38%) within 3 km, water (53%) and artificial surfaces (21%) within 16 km, and water (43%) and grassland (27%) within 80 km.

3 km
56 m
16 km
130 m
80 km
394 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
Fall weather nearby: Paso de Carrasco 13 km · La Paz 16 km · Las Piedras 19 km · Delta del Tigre 22 km · Barros Blancos 24 km · Progreso 26 km · Pando 29 km · Canelones 43 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 Montevideo (-34.9033°, -56.1882°, elevation 34 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.