Altamira, Brazil Climate by Month
Altamira, Pará, Brazil
Hot all year, with a rainy season from January to May.
Altamira is hot all year, with a rainy season from January to May. September is the warmest month, with highs around 93°F (34°C); February is the coolest at 87°F (30°C), and nights dip to 69°F (21°C). It gets 81 in (2059 mm) of rain a year, 78% of it from January to May. The air is humid, averaging 80% relative humidity.
- Warmest month
- 93°F(34°C)
- Average high, September
- Coldest nights
- 69°F(21°C)
- Average low, July
- Rain per year
- 81 in(2059 mm)
- Wettest: March
- Humidity
- 80%
- Sunniest: August
Best and worst months in Altamira
Best for weatherThe most comfortable weather comes from August to October, with highs around 93°F (34°C) and about 1.2 in (29 mm) of rain a month.
Least pleasantMarch is the least pleasant month: it's the wettest, with 17 in (426 mm) of rain.
Comfort combines how close the afternoon high is to 75°F (24°C) with how much rain falls and how humid it is. See where the weather is best in September.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Altamira weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 87°F(31°C) | 71°F(22°C) | 10 in(257 mm) | 86% | 3.7 |
| FebFebruary | 87°F(30°C) | 71°F(22°C) | 13 in(321 mm) | 87% | 3.4 |
| MarMarch | 87°F(30°C) | 70°F(21°C) | 17 in(426 mm) | 87% | 3.1 |
| AprApril | 87°F(31°C) | 71°F(22°C) | 14 in(361 mm) | 86% | 3.2 |
| MayMay | 89°F(31°C) | 71°F(22°C) | 9.4 in(239 mm) | 86% | 3.6 |
| JunJune | 90°F(32°C) | 70°F(21°C) | 3.8 in(96 mm) | 81% | 4.4 |
| JulJuly | 91°F(33°C) | 69°F(21°C) | 2.4 in(60 mm) | 77% | 4.8 |
| AugAugustBest | 93°F(34°C) | 70°F(21°C) | 1.1 in(27 mm) | 71% | 5.3 |
| SepSeptemberBest | 93°F(34°C) | 72°F(22°C) | 0.9 in(23 mm) | 71% | 5.3 |
| OctOctoberBest | 92°F(33°C) | 71°F(22°C) | 1.5 in(38 mm) | 73% | 5.0 |
| NovNovember | 91°F(33°C) | 71°F(22°C) | 2.4 in(62 mm) | 77% | 4.6 |
| DecDecember | 89°F(32°C) | 71°F(22°C) | 5.9 in(149 mm) | 83% | 4.2 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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