Monthly climate averages for Cosmópolis, Brazil. Based on 10-year ERA5 reanalysis data.
Am Tropical Monsoon
Climate OverviewCosmópolis, Brazil in April has warm conditions, with highs averaging 27.9°C (82°F). Temperatures drop noticeably between day and night.
This month falls at the middle of Autumn.
Temperatures remain fairly steady throughout April, with daily highs around 28°C (82°F).
April sees fairly even rainfall, totalling about 58 mm across the month.
Expect around 10.3h of sunshine at the start of April, decreasing to 9.1h by the end.
The warmest days tend to fall around the 4th, averaging 28.9°C (84°F).
Compared to March, this month is about 1°C cooler with 8 fewer rainy days. Temperatures begin dropping heading into May.
Daily averages based on historical data (2016–2025)
Daytime temperatures around 28°C (82°F) are ideal for full-day outdoor exploration.
Rain usually comes in shorter passing showers rather than all-day rain.
1 of the last 5 yearly records were warmer than this month's long-run average.
| Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 29°C / 21°C | 33°C / 23°C | 20days (228 mm) Wet | 9.9h Good | 77% Humid | 8.9 Very High | Wet | View Details |
| February | 29°C / 20°C | 33°C / 23°C | 16days (153 mm) Wet | 9.9h Good | 76% Humid | 8.4 Very High | Fair | View Details |
| March | 29°C / 20°C | 33°C / 22°C | 14days (103 mm) Wet | 10.2h Excellent | 75% Muggy | 8 Very High | Good | View Details |
| April best | 28°C / 18°C | 30°C / 19°C | 6days (57 mm) Good | 9.7h Good | 71% Muggy | 6.8 High | Excellent | View Details |
| May best | 26°C / 15°C | 26°C / 15°C | 5days (41 mm) Good | 9.2h Good | 69% Muggy | 5.6 High | Excellent | View Details |
| June best | 25°C / 13°C | 24°C / 13°C | 5days (41 mm) Good | 9h Good | 71% Muggy | 5 Moderate | Excellent | View Details |
| July best | 25°C / 13°C | 25°C / 11°C | 1days (8 mm) Excellent | 9.6h Good | 62% Muggy | 5.4 High | Excellent | View Details |
| August best | 27°C / 14°C | 26°C / 13°C | 4days (35 mm) Good | 9.4h Good | 61% Muggy | 6.3 High | Excellent | View Details |
| September | 31°C / 17°C | 31°C / 17°C | 5days (38 mm) Good | 10.3h Excellent | 57% Moderate | 7.8 Very High | Excellent | View Details |
| October | 30°C / 19°C | 32°C / 19°C | 13days (120 mm) Wet | 10h Excellent | 68% Muggy | 8.2 Very High | Good | View Details |
| November | 29°C / 19°C | 32°C / 19°C | 13days (134 mm) Wet | 10.4h Excellent | 70% Muggy | 8.5 Very High | Good | View Details |
| December | 29°C / 20°C | 33°C / 22°C | 17days (168 mm) Wet | 10.5h Excellent | 73% Muggy | 8.9 Very High | Fair | View Details |
Summer clothing like shorts, t-shirts, and sundresses will be comfortable. Bring a light cardigan for air-conditioned spaces.
Temperatures drop significantly at night, so pack layers you can add or remove throughout the day.
A waterproof jacket or compact umbrella is recommended for occasional showers.
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