Cuiabá weather by month & the best time to visit
Brazil · city break · tropical — wet & dry seasons climate

The best time to visit Cuiabá is June — its sunniest month (Sunshine Score 93/100), with May and July close behind. Cuiabá averages about 2,653 hours of sunshine a year. Daytime highs around 31°C / 88°F and roughly 9 mm of rain in June.
When is the best time to visit Cuiabá?
For sunshine, the best time to visit Cuiabá is June, then May and July. The dullest month is September (44/100, 34 mm of rain). The full month-by-month picture is in the table below.
How sunny is Cuiabá?
Cuiabá gets a lot of sun: around 2,653 hours a year. 49 Sunshine Score points separate June (93) from September (44), so the month you pick matters. It ranks #45 of 131 destinations in Brazil for annual sunshine, above the national median of 2,486 hours. Rain has a clear season: the wettest stretch, around February, carries about 48% of the annual 1,314 mm.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV |
|---|---|---|---|---|---|
| January | 67 | 31° / 88°F | 23° / 73°F | 218 mm | 12 |
| February | 67 | 31° / 88°F | 23° / 73°F | 223 mm | 12 |
| March | 67 | 31° / 88°F | 23° / 73°F | 187 mm | 12 |
| April | 76 | 31° / 88°F | 22° / 72°F | 102 mm | 11 |
| May | 86 | 30° / 86°F | 19° / 66°F | 48 mm | 9 |
| June | 93 | 31° / 88°F | 18° / 64°F | 9 mm | 8 |
| July | 83 | 33° / 91°F | 17° / 63°F | 11 mm | 8 |
| August | 55 | 36° / 97°F | 20° / 68°F | 15 mm | 9 |
| September | 44 | 37° / 99°F | 23° / 73°F | 34 mm | 9 |
| October | 44 | 36° / 97°F | 24° / 75°F | 115 mm | 10 |
| November | 54 | 34° / 93°F | 23° / 73°F | 169 mm | 11 |
| December | 67 | 32° / 90°F | 23° / 73°F | 183 mm | 11 |
Nearest destinations
Head-to-head
How Cuiabá compares month by month: Cuiabá vs Santa Cruz · Cuiabá vs Goiânia · Cuiabá vs Campo Grande · all comparisons
Cuiabá: questions and answers
What kind of destination is Cuiabá?
Cuiabá is a city break in Brazil with a tropical — wet & dry seasons climate.
How many hours of sunshine does Cuiabá get a year?
Cuiabá gets about 2,653 hours of sunshine a year, at its best around June.
When is the best time to visit Cuiabá?
The sunniest time to visit Cuiabá is June, when the Sunshine Score peaks at 93/100 (with May and July close behind). Expect daytime highs around 31°C / 88°F.
What is the least sunny month in Cuiabá?
September is the least sunny month in Cuiabá, scoring 44/100 with about 34 mm of rain.
How strong is the sun in Cuiabá?
The typical midday UV index in Cuiabá peaks around 12 (extreme) in January, easing to about 8 (very high) in June. Month-by-month midday UV values are in the UV column of the table on this page.
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