Montevideo in Winter
In winter (June, July and August), Montevideo sees average daytime highs around 13°C and overnight lows near 10°C, with 283 mm of rain over about 26 wet days across the season. It is the coldest season of the year and the 3rd-wettest season.
Across winter, daytime highs hold fairly steady around 13°C. The sky is clear or mostly clear about 33% of the time across winter, and the air most often feels dry.
Winter is Montevideo's weakest season of the year to visit on our travel score. For the whole year in context, see Montevideo's year-round climate.
- Avg daytime high
- 13°C
- coldest season of the year
- Avg overnight low
- 10°C
- Rainfall
- 283 mm
- 26 wet days
- Avg wind
- 22 km/h
- Travel score
- 3.8
- weakest season of the year
- Months
- Jun · Jul · Aug
Temperature in Montevideo in Winter
Across winter, daytime highs hold fairly steady around 13°C.
A typical winter day in Montevideo reaches about 13°C and drops to 10°C overnight. The warmest of the three months is June, the coolest July.
Montevideo weather by month
How the three winter months (June, July and August) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 24° / 21° | 67 | 5.8 | 14.1 | 8.0 |
| Feb | 24° / 21° | 91 | 7.4 | 13.3 | 7.5 |
| Mar | 22° / 20° | 97 | 7.8 | 12.3 | 7.3 |
| Apr | 19° / 17° | 107 | 8.4 | 11.1 | 6.5 |
| May | 16° / 14° | 87 | 7.9 | 10.2 | 5.4 |
| Jun | 14° / 11° | 90 | 8.6 | 9.7 | 4.0 |
| Jul | 12° / 10° | 96 | 8.7 | 9.9 | 3.4 |
| Aug | 13° / 11° | 97 | 8.4 | 10.7 | 3.9 |
| Sep | 15° / 12° | 92 | 8.3 | 11.8 | 4.6 |
| Oct | 17° / 14° | 111 | 8.8 | 12.9 | 5.7 |
| Nov | 20° / 17° | 101 | 7.7 | 13.8 | 6.8 |
| Dec | 22° / 19° | 73 | 6.8 | 14.3 | 7.5 |
Cloud cover in Winter
The sky is clear or mostly clear about 33% of the time across winter.
Chance of precipitation in Winter
Montevideo gets around 283 mm of rain over 26 wet days across winter. The line is the day-by-day chance of measurable precipitation.
Humidity in Winter
Most of winter feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Winter
Winds average 22 km/h across winter.
Sunrise & sunset in Winter
Daylight runs from about 9 h 48 min in early June to 11 h 12 min by late August. The lit band spans sunrise to sunset each day.
Solar energy in Winter
Average shortwave solar energy reaching the ground each day across winter, about 2.6 kWh/m².
Is winter a good time to visit Montevideo?
Our two travel scores rate winter for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
winter is a weaker month for outdoor sightseeing in Montevideo.
What to pack for Montevideo in Winter
From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In winter, Montevideo sees daytime highs around 13°C and nights near 10°C. Worth packing: a warm layer, rain gear and a windbreaker. About 26 days see rain.
Sea temperature near Montevideo in Winter
The nearest coast averages about 12°C across winter — 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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 23 | 24 | 22 | 19 | 16 | 13 | 11 | 12 | 13 | 16 | 19 | 22 |
| Comfort | Refreshing | Refreshing | Refreshing | Cool | Cool | Bracing | Bracing | Bracing | Bracing | Cool | Cool | Refreshing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 23 | Refreshing |
| Feb | 24 | Refreshing |
| Mar | 22 | Refreshing |
| Apr | 19 | Cool |
| May | 16 | Cool |
| Jun | 13 | Bracing |
| Jul | 11 | Bracing |
| Aug | 12 | Bracing |
| Sep | 13 | Bracing |
| Oct | 16 | Cool |
| Nov | 19 | Cool |
| Dec | 22 | Refreshing |
UV index in Montevideo in Winter
Clear-sky midday UV across winter averages around 3 — 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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 12 | 11 | 10 | 6 | 3 | 2 | 3 | 4 | 6 | 8 | 11 | 11 |
| Level | Extreme | Extreme | Very high | High | Moderate | Moderate | Moderate | Moderate | High | Very high | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 12 | Extreme |
| Feb | 11 | Extreme |
| Mar | 10 | Very high |
| Apr | 6 | High |
| May | 3 | Moderate |
| Jun | 2 | Moderate |
| Jul | 3 | Moderate |
| Aug | 4 | Moderate |
| Sep | 6 | High |
| Oct | 8 | Very high |
| Nov | 11 | Extreme |
| Dec | 11 | Extreme |
Air quality in Montevideo in Winter
Average fine-particle pollution (PM2.5) through the year — so you can see where winter 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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 12 | 10 | 10 | 11 | 12 | 13 | 15 | 16 | 14 | 12 | 10 | 10 |
| Level | Good | Good | Good | Good | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 12 | Good |
| Feb | 10 | Good |
| Mar | 10 | Good |
| Apr | 11 | Good |
| May | 12 | Moderate |
| Jun | 13 | Moderate |
| Jul | 15 | Moderate |
| Aug | 16 | Moderate |
| Sep | 14 | Moderate |
| Oct | 12 | Good |
| Nov | 10 | Good |
| Dec | 10 | Good |
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.
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.
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
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.