Rivera in Summer
In summer (December, January and February), Rivera sees average daytime highs around 29°C and overnight lows near 18°C, with 376 mm of rain over about 31 wet days across the season. It is the warmest season of the year and the 2nd-wettest season.
Across summer, daytime highs hold fairly steady around 29°C. The sky is clear or mostly clear about 42% of the time across summer, and the air most often feels muggy.
Summer is Rivera's weakest season of the year to visit on our travel score. For the whole year in context, see Rivera's year-round climate.
- Avg daytime high
- 29°C
- warmest season of the year
- Avg overnight low
- 18°C
- Rainfall
- 376 mm
- 31 wet days
- Avg wind
- 12 km/h
- Travel score
- 5.4
- weakest season of the year
- Months
- Dec · Jan · Feb
Temperature in Rivera in Summer
Across summer, daytime highs hold fairly steady around 29°C.
A typical summer day in Rivera reaches about 29°C and drops to 18°C overnight. The warmest of the three months is January, the coolest December.
Rivera weather by month
How the three summer months (December, January and February) 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 | 30° / 19° | 134 | 10.6 | 13.8 | 5.0 |
| Feb | 29° / 19° | 126 | 10.4 | 13.1 | 5.4 |
| Mar | 28° / 17° | 107 | 9.2 | 12.2 | 6.4 |
| Apr | 24° / 14° | 143 | 9 | 11.3 | 7.1 |
| May | 20° / 11° | 110 | 8.3 | 10.5 | 6.5 |
| Jun | 18° / 9° | 124 | 8.7 | 10 | 5.9 |
| Jul | 17° / 8° | 108 | 8.1 | 10.2 | 5.8 |
| Aug | 19° / 9° | 105 | 8.3 | 10.9 | 6.5 |
| Sep | 21° / 11° | 131 | 9.5 | 11.8 | 6.5 |
| Oct | 23° / 13° | 161 | 11 | 12.8 | 6.7 |
| Nov | 26° / 15° | 118 | 8.3 | 13.6 | 7.0 |
| Dec | 29° / 17° | 117 | 9.6 | 14 | 5.7 |
Cloud cover in Summer
The sky is clear or mostly clear about 42% of the time across summer.
Chance of precipitation in Summer
Rivera gets around 376 mm of rain over 31 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 12 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 13 h 54 min in early December to 12 h 42 min by late February. The lit band spans sunrise to sunset each day.
Solar energy in Summer
Average shortwave solar energy reaching the ground each day across summer, about 6.6 kWh/m².
Is summer a good time to visit Rivera?
Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
summer is a reasonable time to visit Rivera for sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Rivera in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Rivera sees daytime highs around 29°C and nights near 18°C. Pack light clothes and sun protection. Worth having: rain gear. About 31 days see rain.
UV index in Rivera in Summer
Clear-sky midday UV across summer averages around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Rivera peaks around January 18 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 19 at about 3 (moderate).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 13 | 12 | 10 | 7 | 4 | 3 | 4 | 5 | 7 | 7 | 11 | 12 |
| Level | Extreme | Extreme | Very high | Very high | Moderate | Moderate | Moderate | Moderate | Very high | Very high | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 13 | Extreme |
| Feb | 12 | Extreme |
| Mar | 10 | Very high |
| Apr | 7 | Very high |
| May | 4 | Moderate |
| Jun | 3 | Moderate |
| Jul | 4 | Moderate |
| Aug | 5 | Moderate |
| Sep | 7 | Very high |
| Oct | 7 | Very high |
| Nov | 11 | Extreme |
| Dec | 12 | Extreme |
Where is Rivera?
Rivera sits at 30.9°S, 55.6°W, 194 m above sea level, in Uruguay. The nearest listed city is Sant'Ana do Livramento, 2.0 km away.
Topography around Rivera
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Rivera.
Within 3 km, the terrain around Rivera has only modest variations in elevation — a maximum elevation change of 88 m around an average of 207 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 239 m; within 80 km, significant variations in elevation — a maximum elevation change of 409 m.
The land around Rivera is covered by artificial surfaces (50%), trees (25%) and grassland (25%) within 3 km, grassland (57%) and trees (36%) within 16 km, and grassland (69%) 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 Rivera (-30.9053°, -55.5508°, elevation 194 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.