Climate Insights for Cuiabá

Região Metropolitana do Vale do Rio Cuiabá, Mato Grosso, Brazil

Hottest
September
36°C peak96°F peak
Coldest
July
17°C low63°F low
Wettest
January
241 mm rain9.5 in rain
Best to Visit
May, June, July
Mild temps & low rain

Climate Overview

The climate in Cuiabá is hot. The average annual temperature is 26°C and approximately 1,247 mm of precipitation falls per year. January is the wettest month, receiving around 241 mm of rainfall. Cuiabá 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: September, October, August. The coldest months are July, June, August, when temperatures can drop to 17°C.The climate in Cuiabá is hot. The average annual temperature is 80°F and approximately 49.1 in of precipitation falls per year. January is the wettest month, receiving around 9.5 in of rainfall. Cuiabá 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: September, October, August. The coldest months are July, June, August, when temperatures can drop to 63°F.

Temperature

0°10°20°30°40°JanFebMarAprMayJunJulAugSepOctNovDecJanMax: 31°Average: 27°Min: 24°FebMax: 31°Average: 27°Min: 24°MarMax: 32°Average: 27°Min: 24°AprMax: 32°Average: 27°Min: 23°MayMax: 31°Average: 25°Min: 20°JunMax: 31°Average: 24°Min: 19°JulMax: 32°Average: 24°Min: 17°AugMax: 34°Average: 26°Min: 20°SepMax: 36°Average: 29°Min: 23°OctMax: 34°Average: 29°Min: 24°NovMax: 33°Average: 28°Min: 24°DecMax: 32°Average: 27°Min: 24°
Max
Average
Min
0°F10°F20°F30°F40°F50°F60°F70°F80°F90°F100°FJanFebMarAprMayJunJulAugSepOctNovDecJanMax: 88°FAverage: 80°FMin: 75°FFebMax: 88°FAverage: 80°FMin: 75°FMarMax: 89°FAverage: 80°FMin: 74°FAprMax: 89°FAverage: 80°FMin: 73°FMayMax: 87°FAverage: 77°FMin: 69°FJunMax: 87°FAverage: 75°FMin: 66°FJulMax: 89°FAverage: 75°FMin: 63°FAugMax: 93°FAverage: 79°FMin: 68°FSepMax: 96°FAverage: 84°FMin: 73°FOctMax: 94°FAverage: 83°FMin: 75°FNovMax: 91°FAverage: 82°FMin: 74°FDecMax: 89°FAverage: 81°FMin: 75°F
Max
Average
Min

Cuiabá sees moderate temperature variation throughout the year, ranging from 17°C to 36°C. September is the hottest month, with daytime highs reaching 36°C and an average of 29°C. July is the coolest month, with minimum temperatures around 17°C and an average of 24°C. On average, daily temperatures fluctuate by about 10°C between overnight lows and afternoon highs. The sharpest temperature change occurs between August and September, with a 3°C shift in average temperatures.Cuiabá sees moderate temperature variation throughout the year, ranging from 63°F to 96°F. September is the hottest month, with daytime highs reaching 96°F and an average of 84°F. July is the coolest month, with minimum temperatures around 63°F and an average of 75°F. On average, daily temperatures fluctuate by about 18°F between overnight lows and afternoon highs. The sharpest temperature change occurs between August and September, with a 5°F shift in average temperatures.

Precipitation

0mm50mm100mm150mm200mm250mmJanFebMarAprMayJunJulAugSepOctNovDecJanPrecipitation: 241mmFebPrecipitation: 198mmMarPrecipitation: 206mmAprPrecipitation: 109mmMayPrecipitation: 22mmJunPrecipitation: 6mmJulPrecipitation: 0mmAugPrecipitation: 14mmSepPrecipitation: 27mmOctPrecipitation: 91mmNovPrecipitation: 140mmDecPrecipitation: 194mm
Precipitation
0in2in4in6in8in10inJanFebMarAprMayJunJulAugSepOctNovDecJanPrecipitation: 9.5inFebPrecipitation: 7.8inMarPrecipitation: 8.1inAprPrecipitation: 4.3inMayPrecipitation: 0.9inJunPrecipitation: 0.2inJulPrecipitation: 0inAugPrecipitation: 0.5inSepPrecipitation: 1inOctPrecipitation: 3.6inNovPrecipitation: 5.5inDecPrecipitation: 7.6in
Precipitation

Cuiabá is a fairly wet location, receiving approximately 1,247 mm of precipitation annually, which averages out to around 104 mm per month. The wettest month is January, averaging 241 mm of rainfall. March and February also tend to see above-average precipitation. The driest month is July, with just 0 mm. That's 241 mm less than January, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.Cuiabá is a fairly wet location, receiving approximately 49.1 in of precipitation annually, which averages out to around 4.1 in per month. The wettest month is January, averaging 9.5 in of rainfall. March and February also tend to see above-average precipitation. The driest month is July, with just 0 in. That's 9.5 in less than January, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.

Wind

0km/h5km/h10km/hJanFebMarAprMayJunJulAugSepOctNovDecJanWind Speed: 7km/hFebWind Speed: 6km/hMarWind Speed: 6km/hAprWind Speed: 6km/hMayWind Speed: 7km/hJunWind Speed: 8km/hJulWind Speed: 8km/hAugWind Speed: 9km/hSepWind Speed: 8km/hOctWind Speed: 8km/hNovWind Speed: 7km/hDecWind Speed: 7km/h
Wind Speed
0mph5mphJanFebMarAprMayJunJulAugSepOctNovDecJanWind Speed: 4mphFebWind Speed: 4mphMarWind Speed: 4mphAprWind Speed: 4mphMayWind Speed: 4mphJunWind Speed: 5mphJulWind Speed: 5mphAugWind Speed: 5mphSepWind Speed: 5mphOctWind Speed: 5mphNovWind Speed: 4mphDecWind Speed: 4mph
Wind Speed

Cuiabá is relatively calm, with an average annual wind speed of 7km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is August, averaging 9km/h, though still comfortable for most outdoor activities. The calmest conditions occur in March, with average winds dropping to 6km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 3km/h gap between the calmest and windiest months.Cuiabá is mildly breezy, with an average annual wind speed of 4mph. For context, sustained winds below 7mph are generally light, while anything above 16mph is considered strong. The windiest month is August, averaging 5mph, though still comfortable for most outdoor activities. The calmest conditions occur in March, with average winds dropping to 4mph, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 1mph gap between the calmest and windiest months.

Best Time to Visit

Jan27°80°F
Feb27°80°F
Mar27°80°F
Apr27°80°F
May25°77°F
Jun24°75°F
Jul24°75°F
Aug26°79°F
Sep29°84°F
Oct29°83°F
Nov28°82°F
Dec27°81°F

The best time to visit Cuiabá is during May, June and July, when the weather is most comfortable for travellers. During these months, average temperatures hover around 24°C with modest rainfall averaging 9 mm per month. By contrast, September can be uncomfortably hot with temperatures reaching 36°C. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.The best time to visit Cuiabá is during May, June and July, when the weather is most comfortable for travellers. During these months, average temperatures hover around 75°F with modest rainfall averaging 0.4 in per month. By contrast, September can be uncomfortably hot with temperatures reaching 96°F. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.

Monthly Climate Data

The table below shows monthly climate averages for Cuiabá 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.The table below shows monthly climate averages for Cuiabá based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Fahrenheit (°F). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in miles per hour (mph). 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
24 °C75 °F
31 °C88 °F
7 km/h4 mph
241 mm9.5 in
0 cm0 in
Feb
24 °C75 °F
31 °C88 °F
6 km/h4 mph
198 mm7.8 in
0 cm0 in
Mar
24 °C74 °F
32 °C89 °F
6 km/h4 mph
206 mm8.1 in
0 cm0 in
Apr
23 °C73 °F
32 °C89 °F
6 km/h4 mph
109 mm4.3 in
0 cm0 in
May
20 °C69 °F
31 °C87 °F
7 km/h4 mph
22 mm0.9 in
0 cm0 in
Jun
19 °C66 °F
31 °C87 °F
8 km/h5 mph
6 mm0.2 in
0 cm0 in
Jul
17 °C63 °F
32 °C89 °F
8 km/h5 mph
0 mm0 in
0 cm0 in
Aug
20 °C68 °F
34 °C93 °F
9 km/h5 mph
14 mm0.5 in
0 cm0 in
Sep
23 °C73 °F
36 °C96 °F
8 km/h5 mph
27 mm1 in
0 cm0 in
OctCurrent
24 °C75 °F
34 °C94 °F
8 km/h5 mph
91 mm3.6 in
0 cm0 in
Nov
24 °C74 °F
33 °C91 °F
7 km/h4 mph
140 mm5.5 in
0 cm0 in
Dec
24 °C75 °F
32 °C89 °F
7 km/h4 mph
194 mm7.6 in
0 cm0 in