Weather in Sao Goncalo now
Weather in Sao Goncalo now: 23°C, Overcast, Humidity 73%, Wind 14 km/h.
Sao Goncalo sits at 22.8° south latitude, in the tropics, 13 m above sea level, in the America/Sao_Paulo time zone. Over the week ahead highs range from 23° to 29° and lows from 19° to 21°, averaging 22°.
Forecast rainfall totals 30 mm, and 4 of the seven days carry a chance above 50%. Today the sun rises at 05:18 and sets at 17:57: 12:39 of daylight.
| Conditions | high | low | rain | Wind | UV index | |
|---|---|---|---|---|---|---|
| Today | Thunderstorm | 24° | 21° | 100% | 18 km/h | 2 |
| Tomorrow | Rain showers | 27° | 19° | 79% | 15 km/h | 7 |
| Mon, Oct 19 | Light drizzle | 23° | 19° | 85% | 11 km/h | 1 |
| Tue, Oct 20 | Light drizzle | 23° | 19° | 51% | 13 km/h | 2 |
| Wed, Oct 21 | Light drizzle | 25° | 19° | 35% | 14 km/h | 8 |
| Thu, Oct 22 | Light drizzle | 24° | 20° | 47% | 10 km/h | 3 |
| Fri, Oct 23 | Overcast | 29° | 19° | 47% | 9 km/h | 8 |
Weather data by Open-Meteo (ECMWF, GFS, ICON models and national weather services). Updated every 15 minutes.
Weather in Sao Goncalo month by month
The table gathers the 2016-2025 climate normals for Sao Goncalo: average highs and lows, total rainfall and number of rainy days for each month of the year.
Sao Goncalo has an annual mean temperature of 24.3°. The warmest month is January, when highs sit around 31.9°; the coldest is July, with average lows of 16.1°. The 15.8° gap between those two ends of the calendar is the measure of how much the year swings here.
Rainfall totals about 1,197 mm a year, spread over roughly 153 rainy days. The wettest month is January, averaging 177.5 mm across 18 days; the driest is July, with 34.8 mm.
| Month | Average high | Average low | Rainfall | Rainy days |
|---|---|---|---|---|
| January | 31.9° | 23.2° | 177.5 mm | 18 |
| February | 31.7° | 23.1° | 162.1 mm | 17 |
| March | 31.1° | 22.5° | 139.9 mm | 16 |
| April | 28.7° | 20.6° | 81.2 mm | 12 |
| May | 26.8° | 18.4° | 62 mm | 9 |
| June | 25.9° | 17° | 34.9 mm | 8 |
| July | 25.6° | 16.1° | 34.8 mm | 6 |
| August | 26.2° | 16.5° | 62.3 mm | 9 |
| September | 28.5° | 18.5° | 54.9 mm | 8 |
| October | 28.7° | 20° | 87.2 mm | 15 |
| November | 28.6° | 20.3° | 153.3 mm | 17 |
| December | 30.6° | 21.9° | 147.2 mm | 18 |
When to visit Sao Goncalo
For travellers who plan around the weather, May–August tend to be the most comfortable stretch: average highs between 25.6° and 26.8° and rainfall below the yearly average.
What to expect each month
- In January, highs sit near 31.9° and lows near 23.2°, with about 177.5 mm of rain over 18 days.
- In February, highs sit near 31.7° and lows near 23.1°, with about 162.1 mm of rain over 17 days.
- In March, highs sit near 31.1° and lows near 22.5°, with about 139.9 mm of rain over 16 days.
- In April, highs sit near 28.7° and lows near 20.6°, with about 81.2 mm of rain over 12 days.
- In May, highs sit near 26.8° and lows near 18.4°, with about 62 mm of rain over 9 days.
- In June, highs sit near 25.9° and lows near 17°, with about 34.9 mm of rain over 8 days.
- In July, highs sit near 25.6° and lows near 16.1°, with about 34.8 mm of rain over 6 days.
- In August, highs sit near 26.2° and lows near 16.5°, with about 62.3 mm of rain over 9 days.
- In September, highs sit near 28.5° and lows near 18.5°, with about 54.9 mm of rain over 8 days.
- In October, highs sit near 28.7° and lows near 20°, with about 87.2 mm of rain over 15 days.
- In November, highs sit near 28.6° and lows near 20.3°, with about 153.3 mm of rain over 17 days.
- In December, highs sit near 30.6° and lows near 21.9°, with about 147.2 mm of rain over 18 days.
Recorded extremes
Across 2016-2025, the thermometer reached 43° at the top of the series and fell to 10.6° at the bottom. These are observed values, not averages: they show what the city has actually faced.
Normals computed from the ERA5 reanalysis (Copernicus/ECMWF), 2016-2025 series.
FAQ
What is the temperature in Sao Goncalo right now?
It is 23°C in Sao Goncalo right now, with overcast. It feels like 24°C.
Will it rain in Sao Goncalo today?
The peak chance of rain today is 100%, with about 18.2 mm expected.
What will the weather be tomorrow in Sao Goncalo?
Tomorrow the high is 27° and the low 19°, with rain showers.
Where does the data come from and how often is it updated?
Data comes from the ECMWF, GFS and ICON models and national weather services via Open-Meteo, updated every 15 minutes.
What is the warmest month in Sao Goncalo?
The warmest month is January, with average highs of 31.9° and lows of 23.2°.
Does it rain a lot in Sao Goncalo?
The city gets about 1,197 mm a year over 153 rainy days. The wettest month is January, with 177.5 mm.
When is the best time to visit Sao Goncalo?
On weather grounds, May–August combine the most agreeable temperatures with below-average rainfall.