Climate averages 1991–2020
Macapá weather
in October.
A hot, fairly dry month: the warmest and the driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
October is a hot month in Macapá: daytime highs average 31.8°C and nights cool to about 25.0°C. By daytime temperature it is the warmest month of the year.
Expect about 17 mm of rain on roughly 5 days, which makes October a fairly dry month (the driest month of the year). Daylight, from sunrise to sunset, lasts about 12 h 07 min on an average October day.
The nearest other city in this atlas is Santana (15 km away). In October its highs average 32.3°C, about as warm as Macapá, with 18 mm of rain.
Among the 448 cities listed in Brazil, Macapá ranks joint 74th of 448 for the warmest October highs and joint 45th of 448 for the driest October (rainfall, lowest first). The mean October high of those 448 cities is 28.3°C; Macapá is 3.6°C warmer than that mean.
From October to November, average highs fall by 0.2°C to 31.6°C, and monthly rainfall rises from 17 mm to 35 mm.
The annual picture
October in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Macapá climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 28.5°C23.5°C | 23.5°C | 274 | 29.2 | 12.112 h |
| February | 28.0°C23.3°C | 23.3°C | 325 | 27.0 | 12.112 h |
| March | 28.1°C23.4°C | 23.4°C | 387 | 29.2 | 12.112 h |
| April | 28.1°C23.4°C | 23.4°C | 384 | 29.2 | 12.112 h |
| May | 28.4°C23.6°C | 23.6°C | 357 | 29.6 | 12.112 h |
| June | 28.7°C23.7°C | 23.7°C | 205 | 27.3 | 12.112 h |
| July | 29.0°C23.7°C | 23.7°C | 155 | 25.8 | 12.112 h |
| August | 30.1°C24.4°C | 24.4°C | 73 | 17.9 | 12.112 h |
| September | 31.2°C24.8°C | 24.8°C | 26 | 8.7 | 12.112 h |
| October, selected | 31.8°C25.0°C | 25.0°C | 17 | 4.5 | 12.112 h |
| November | 31.6°C25.0°C | 25.0°C | 35 | 8.5 | 12.112 h |
| December | 30.1°C24.3°C | 24.3°C | 128 | 22.8 | 12.112 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
October in nearby cities
- Santana in OctoberBrazil · 15 kmHigh 32.3°C · Low 24.9°C · 18 mm rain
- Breves in OctoberBrazil · 202 kmHigh 33.8°C · Low 24.7°C · 33 mm rain
- Cametá in OctoberBrazil · 308 kmHigh 33.6°C · Low 25.0°C · 34 mm rain
- Abaetetuba in OctoberBrazil · 312 kmHigh 32.7°C · Low 25.0°C · 21 mm rain
- Barcarena in OctoberBrazil · 321 kmHigh 32.1°C · Low 25.0°C · 20 mm rain
- Belém in OctoberBrazil · 330 kmHigh 32.1°C · Low 24.8°C · 27 mm rain
- Moju in OctoberBrazil · 333 kmHigh 33.7°C · Low 24.2°C · 35 mm rain
- Ananindeua in OctoberBrazil · 338 kmHigh 32.5°C · Low 24.4°C · 40 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Macapá) is explained once on the Macapá year overview and on the Sources, method and limits page.