Laguna in Summer
In summer (December, January and February), Laguna sees average daytime highs around 25°C and overnight lows near 23°C, with 332 mm of rain over about 39 wet days across the season. It is the warmest season of the year and the 3rd-wettest season.
Over the season highs climb from about 23°C in early December to 25°C by late February. The sky is clear or mostly clear about 32% of the time across summer, and the air most often feels oppressive.
Summer is Laguna's 2nd-best season to visit on our travel score. For the whole year in context, see Laguna's year-round climate.
- Avg daytime high
- 25°C
- warmest season of the year
- Avg overnight low
- 23°C
- Rainfall
- 332 mm
- 39 wet days
- Avg wind
- 18 km/h
- Travel score
- 6.3
- 2nd-best season
- Months
- Dec · Jan · Feb
Temperature in Laguna in Summer
Over the season highs climb from about 23°C in early December to 25°C by late February.
A typical summer day in Laguna reaches about 25°C and drops to 23°C overnight. The warmest of the three months is February, the coolest December.
Laguna 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 | 25° / 23° | 134 | 14.1 | 13.6 | 6.2 |
| Feb | 25° / 23° | 104 | 13.6 | 13 | 6.1 |
| Mar | 25° / 23° | 116 | 14.7 | 12.2 | 6.2 |
| Apr | 23° / 21° | 98 | 10.9 | 11.3 | 6.8 |
| May | 21° / 18° | 136 | 11.3 | 10.6 | 6.4 |
| Jun | 19° / 16° | 109 | 9.9 | 10.2 | 6.2 |
| Jul | 18° / 15° | 104 | 10.1 | 10.4 | 6.0 |
| Aug | 18° / 15° | 108 | 10.1 | 11 | 6.2 |
| Sep | 19° / 17° | 129 | 11.9 | 11.8 | 5.8 |
| Oct | 21° / 18° | 130 | 13.9 | 12.7 | 5.7 |
| Nov | 22° / 20° | 109 | 12.3 | 13.4 | 6.4 |
| Dec | 24° / 22° | 95 | 11.4 | 13.8 | 6.7 |
Cloud cover in Summer
The sky is clear or mostly clear about 32% of the time across summer.
Chance of precipitation in Summer
Laguna gets around 332 mm of rain over 39 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 18 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 13 h 42 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 6.3 kWh/m².
Is summer a good time to visit Laguna?
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 Laguna for sightseeing.
What to pack for Laguna in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Laguna sees daytime highs around 25°C and nights near 23°C. Pack rain gear and sun protection. Worth having: light clothes. About 39 days see rain.
Sea temperature near Laguna in Summer
The nearest coast averages about 24°C across summer — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 18 km away) is warmest in February at about 25°C and coldest in August near 17°C.
It's comfortable for a long swim from Oct 23 to Jun 1 — about 7.3 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 25 | 25 | 25 | 24 | 21 | 19 | 17 | 17 | 18 | 20 | 21 | 23 |
| Comfort | Warm | Warm | Warm | Refreshing | Refreshing | Cool | Cool | Cool | Cool | Cool | Refreshing | Refreshing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 25 | Warm |
| Feb | 25 | Warm |
| Mar | 25 | Warm |
| Apr | 24 | Refreshing |
| May | 21 | Refreshing |
| Jun | 19 | Cool |
| Jul | 17 | Cool |
| Aug | 17 | Cool |
| Sep | 18 | Cool |
| Oct | 20 | Cool |
| Nov | 21 | Refreshing |
| Dec | 23 | Refreshing |
UV index in Laguna 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 Laguna peaks around January 22 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 10 at about 4 (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 | 13 | 10 | 8 | 5 | 4 | 4 | 6 | 8 | 10 | 12 | 12 |
| Level | Extreme | Extreme | Extreme | Very high | Moderate | Moderate | Moderate | High | Very high | Very high | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 13 | Extreme |
| Feb | 13 | Extreme |
| Mar | 10 | Extreme |
| Apr | 8 | Very high |
| May | 5 | Moderate |
| Jun | 4 | Moderate |
| Jul | 4 | Moderate |
| Aug | 6 | High |
| Sep | 8 | Very high |
| Oct | 10 | Very high |
| Nov | 12 | Extreme |
| Dec | 12 | Extreme |
Where is Laguna?
Laguna sits at 28.5°S, 48.8°W, 7 m above sea level, in Brazil. The nearest listed city is Capivari de Baixo, 18 km away.
Topography around Laguna
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Laguna.
Within 3 km, the terrain around Laguna has only modest variations in elevation — a maximum elevation change of 131 m around an average of 6 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 384 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,794 m.
The land around Laguna is covered by water (55%) within 3 km, water (63%) within 16 km, and water (41%) and trees (39%) within 80 km.
Brazil travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type C / N
- 127 / 220 V · 60 Hz
- Prices
- ≈ 46% of US
- price level, 2025
- GDP per capita
- $10,713
- 2025
- Happiness
- 6.6 / 10
- World Happiness, 2025
- Safe drinking water
- 89%
- of population, 2024
- Homicide rate
- 19.3
- per 100k, 2023
- Road deaths
- 16
- per 100k/yr, 2019
- Income group
- Upper middle
- World Bank
- English
- Low
- EF EPI 482
- 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 Laguna (-28.4825°, -48.7808°, elevation 7 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.