Climate Insights for Cerro Largo

Cerro Largo, Rio Grande do Sul, Brazil

Hottest
January
31°C peak
Coldest
July
12°C low
Wettest
October
224mm rain
Best to Visit
August
Mild temps & low rain

Climate Overview

The climate in Cerro Largo is warm and mild. The average annual temperature is 21°C and approximately 1759mm of precipitation falls per year. Cerro Largo receives a notable amount of rainfall throughout the year, including during its driest month. Cerro Largo is in the Southern Hemisphere. The seasons are reversed — summer runs from December to February, while winter falls between June and August. The summer months are: January, February, December. The coldest months are July, June, August, when temperatures can drop to 12°C.

Temperature

10° 20° 30° 40° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 31° Average: 26° Min: 21° Feb Max: 31° Average: 25° Min: 21° Mar Max: 30° Average: 24° Min: 19° Apr Max: 27° Average: 21° Min: 17° May Max: 22° Average: 17° Min: 14° Jun Max: 21° Average: 16° Min: 12° Jul Max: 21° Average: 16° Min: 12° Aug Max: 23° Average: 17° Min: 13° Sep Max: 25° Average: 19° Min: 15° Oct Max: 27° Average: 21° Min: 16° Nov Max: 29° Average: 23° Min: 18° Dec Max: 31° Average: 25° Min: 20°
Max
Average
Min

Cerro Largo sees moderate temperature variation throughout the year, ranging from 12°C to 31°C. The warmest month is January, when average highs reach 31°C and the mean temperature sits around 26°C. July is the coolest month, with minimum temperatures around 12°C and an average of 16°C. On average, daily temperatures fluctuate by about 10°C between overnight lows and afternoon highs. The sharpest temperature change occurs between April and May, with a 4°C shift in average temperatures.

Precipitation

0mm 50mm 100mm 150mm 200mm 250mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 157mm Feb Precipitation: 108mm Mar Precipitation: 141mm Apr Precipitation: 168mm May Precipitation: 212mm Jun Precipitation: 128mm Jul Precipitation: 113mm Aug Precipitation: 89mm Sep Precipitation: 107mm Oct Precipitation: 224mm Nov Precipitation: 175mm Dec Precipitation: 136mm
Precipitation

Cerro Largo is a fairly wet location, receiving approximately 1759mm of precipitation annually, which averages out to around 147mm per month. The wettest month is October, averaging 224mm of rainfall. May and November also tend to see above-average precipitation. The driest month is August, with just 89mm. That's 135mm less than October, the wettest month. Precipitation varies noticeably between seasons, with the first half (January to June) of the year generally seeing more rainfall.

Wind

0km/h 5km/h 10km/h 15km/h 20km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 17km/h Feb Wind Speed: 15km/h Mar Wind Speed: 16km/h Apr Wind Speed: 16km/h May Wind Speed: 16km/h Jun Wind Speed: 16km/h Jul Wind Speed: 17km/h Aug Wind Speed: 18km/h Sep Wind Speed: 18km/h Oct Wind Speed: 19km/h Nov Wind Speed: 18km/h Dec Wind Speed: 17km/h
Wind Speed

Cerro Largo is mildly breezy, with an average annual wind speed of 17km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is October, averaging 19km/h, though still comfortable for most outdoor activities. The calmest conditions occur in February, with average winds dropping to 15km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 4km/h between the calmest and windiest months.

Seasons

Winter
Dec 21
Spring
Sep 23
Summer
Dec 21
Autumn
Mar 20

89 days until Winter

It is currently autumn in Cerro Largo, which began on March 20, 2026. Cerro Largo is in the Southern Hemisphere, where the seasons are reversed — spring starts in September, summer in December, autumn in March, and winter in June. The warmest period peaks in January at around 31°C, while the coldest stretch bottoms out in July near 12°C. Winter is next, beginning on June 21, 2026 — 89 days from now.

Spring

Temperatures range from 15 to 29°C. Rainfall is heavy, totalling around 507mm across the season with a monthly average of 169mm. Winds are moderate at around 18km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 20 to 31°C. Rainfall is heavy, totalling around 402mm across the season with a monthly average of 134mm. Winds are moderate at around 16km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from 14 to 30°C. Rainfall is heavy, totalling around 522mm across the season with a monthly average of 174mm. Winds are moderate at around 16km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 12 to 23°C. Rainfall is heavy, totalling around 329mm across the season with a monthly average of 110mm. Winds are moderate at around 17km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.

Best Time to Visit

Jan 26°
Feb 25°
Mar 24°
Apr 21°
May 17°
Jun 16°
Jul 16°
Aug 17°
Sep 19°
Oct 21°
Nov 23°
Dec 25°

The best time to visit Cerro Largo is during August, when the weather is most comfortable for travellers. During these months, average temperatures hover around 17°C with modest rainfall averaging 89mm per month. By contrast, January can be uncomfortably hot with highs reaching 31°C, while July is the coldest period with lows dropping to 12°C. Despite being the best months overall, some rain is still likely — pack a waterproof layer and plan a mix of indoor and outdoor activities.

Monthly Climate Data

The table below shows monthly climate averages for Cerro Largo based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
21 °C
31 °C
17 km/h
157 mm
0 cm
Feb
21 °C
31 °C
15 km/h
108 mm
0 cm
Mar Current
19 °C
30 °C
16 km/h
141 mm
0 cm
Apr
17 °C
27 °C
16 km/h
168 mm
0 cm
May
14 °C
22 °C
16 km/h
212 mm
0 cm
Jun
12 °C
21 °C
16 km/h
128 mm
0 cm
Jul
12 °C
21 °C
17 km/h
113 mm
0 cm
Aug
13 °C
23 °C
18 km/h
89 mm
0 cm
Sep
15 °C
25 °C
18 km/h
107 mm
0 cm
Oct
16 °C
27 °C
19 km/h
224 mm
0 cm
Nov
18 °C
29 °C
18 km/h
175 mm
0 cm
Dec
20 °C
31 °C
17 km/h
136 mm
0 cm
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Metric (°C, km/h)