Russas in Summer
In summer (December, January and February), Russas sees average daytime highs around 34°C and overnight lows near 24°C, with 184 mm of rain over about 29 wet days across the season. It is the 2nd-warmest season and the 2nd-wettest season.
Over the season highs ease from about 35°C in early December to 33°C by late February. The sky is clear or mostly clear about 31% of the time across summer, and the air most often feels oppressive.
Summer is Russas's weakest season of the year to visit on our travel score. For the whole year in context, see Russas's year-round climate.
- Avg daytime high
- 34°C
- 2nd-warmest season
- Avg overnight low
- 24°C
- Rainfall
- 184 mm
- 29 wet days
- Avg wind
- 14 km/h
- Travel score
- 3.0
- weakest season of the year
- Months
- Dec · Jan · Feb
Temperature in Russas in Summer
Over the season highs ease from about 35°C in early December to 33°C by late February.
A typical summer day in Russas reaches about 34°C and drops to 24°C overnight. The warmest of the three months is December, the coolest February.
How summer really feels in Russas
Once humidity and wind are folded in, summer brings about 90 days that feel above 32°C and 0 that feel at or below 0°C.
The story in summer is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Russas 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 | 34° / 24° | 74 | 11.7 | 12.3 | 3.0 |
| Feb | 33° / 24° | 94 | 14 | 12.2 | 3.0 |
| Mar | 32° / 24° | 161 | 19.3 | 12 | 3.0 |
| Apr | 32° / 24° | 152 | 17.6 | 11.9 | 3.3 |
| May | 32° / 24° | 71 | 10.4 | 11.8 | 3.8 |
| Jun | 33° / 23° | 29 | 6.4 | 11.7 | 4.1 |
| Jul | 33° / 23° | 18 | 3 | 11.7 | 4.1 |
| Aug | 34° / 23° | 3 | 0.6 | 11.8 | 3.6 |
| Sep | 35° / 23° | 1 | 0.2 | 12 | 3.2 |
| Oct | 35° / 24° | 3 | 0.3 | 12.1 | 3.1 |
| Nov | 35° / 24° | 3 | 0.4 | 12.2 | 3.2 |
| Dec | 35° / 25° | 16 | 3.4 | 12.3 | 3.1 |
Cloud cover in Summer
The sky is clear or mostly clear about 31% of the time across summer.
Chance of precipitation in Summer
Russas gets around 184 mm of rain over 29 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 14 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 12 h 18 min in early December to 12 h 06 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 6.0 kWh/m².
Hazard calendar for Russas
In summer, Russas overlaps its rainy season season. The full year is below, with each hazard's peak months called out.
Russas's rainy season runs January–April, when most of the year's rain falls.
Is summer a good time to visit Russas?
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 weaker month for outdoor sightseeing in Russas.
What to pack for Russas in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Russas sees daytime highs around 34°C and nights near 24°C. Pack light clothes, rain gear and sun protection. About 29 days see rain.
Sea temperature near Russas in Summer
The nearest coast averages about 28°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 52 km away) is warmest in April at about 29°C and coldest in August near 27°C.
The water stays above 20°C all year — warm enough for a swim any month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 28 | 29 | 29 | 29 | 29 | 28 | 27 | 27 | 27 | 27 | 28 | 28 |
| Comfort | Tropical | Tropical | Tropical | Tropical | Tropical | Warm | Warm | Warm | Warm | Warm | Warm | Tropical |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 28 | Tropical |
| Feb | 29 | Tropical |
| Mar | 29 | Tropical |
| Apr | 29 | Tropical |
| May | 29 | Tropical |
| Jun | 28 | Warm |
| Jul | 27 | Warm |
| Aug | 27 | Warm |
| Sep | 27 | Warm |
| Oct | 27 | Warm |
| Nov | 28 | Warm |
| Dec | 28 | Tropical |
UV index in Russas 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 Russas peaks around March 15 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 23 at about 10 (very high).
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 | 14 | 15 | 14 | 11 | 10 | 10 | 10 | 12 | 12 | 12 | 11 |
| Level | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high | Extreme | Extreme | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 13 | Extreme |
| Feb | 14 | Extreme |
| Mar | 15 | Extreme |
| Apr | 14 | Extreme |
| May | 11 | Extreme |
| Jun | 10 | Very high |
| Jul | 10 | Very high |
| Aug | 10 | Extreme |
| Sep | 12 | Extreme |
| Oct | 12 | Extreme |
| Nov | 12 | Extreme |
| Dec | 11 | Extreme |
Air quality in Russas in Summer
Average fine-particle pollution (PM2.5) through the year — so you can see where summer falls, not just the annual average.
Air quality in Russas is worst in November — around 16 µg/m³ PM2.5 (moderate), about 3.5× the cleanest month (July, 5 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 11 | 10 | 10 | 10 | 7 | 5 | 5 | 5 | 7 | 15 | 16 | 14 |
| Level | Good | Good | Good | Good | Good | Good | Good | Good | Good | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 11 | Good |
| Feb | 10 | Good |
| Mar | 10 | Good |
| Apr | 10 | Good |
| May | 7 | Good |
| Jun | 5 | Good |
| Jul | 5 | Good |
| Aug | 5 | Good |
| Sep | 7 | Good |
| Oct | 15 | Moderate |
| Nov | 16 | Moderate |
| Dec | 14 | Moderate |
Where is Russas?
Russas sits at 4.9°S, 38.0°W, 26 m above sea level, in Brazil. The nearest listed city is Quixeré, 15 km away.
Topography around Russas
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Russas.
Within 3 km, the terrain around Russas has only modest variations in elevation — a maximum elevation change of 57 m around an average of 27 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 158 m; within 80 km, significant variations in elevation — a maximum elevation change of 407 m.
The land around Russas is covered by grassland (45%), cropland (24%) and artificial surfaces (20%) within 3 km, grassland (45%) and shrubs (39%) within 16 km, and shrubs (53%) and grassland (24%) 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 Russas (-4.9403°, -37.9758°, elevation 26 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.