7-day weather forecast for Santo Andre
7-day weather forecast for Santo Andre: 19°C, Overcast, Humidity 80%, Wind 8 km/h.
Santo Andre sits at 23.7° south latitude, in the subtropics, 797 m above sea level, in the America/Sao_Paulo time zone. Over the week ahead highs range from 20° to 27° and lows from 12° to 17°, averaging 18°.
Forecast rainfall totals 15 mm, and 5 of the seven days carry a chance above 50%. Today the sun rises at 05:31 and sets at 18:11: 12:40 of daylight.
| Conditions | high | low | rain | Wind | UV index | |
|---|---|---|---|---|---|---|
| Today | Rain showers | 20° | 15° | 100% | 13 km/h | 4 |
| Tomorrow | Light drizzle | 21° | 14° | 96% | 13 km/h | 8 |
| Mon, Oct 19 | Light drizzle | 20° | 13° | 41% | 16 km/h | 6 |
| Tue, Oct 20 | Fog | 22° | 12° | 39% | 16 km/h | 6 |
| Wed, Oct 21 | Light drizzle | 21° | 13° | 67% | 15 km/h | 6 |
| Thu, Oct 22 | Light drizzle | 22° | 16° | 65% | 11 km/h | 3 |
| Fri, Oct 23 | Light drizzle | 27° | 17° | 72% | 12 km/h | 5 |
Weather data by Open-Meteo (ECMWF, GFS, ICON models and national weather services). Updated every 15 minutes.
Weather in Santo Andre month by month
The table gathers the 2016-2025 climate normals for Santo Andre: average highs and lows, total rainfall and number of rainy days for each month of the year.
Santo Andre has an annual mean temperature of 19.7°. The warmest month is January, when highs sit around 26.4°; the coldest is July, with average lows of 11.6°. The 14.8° gap between those two ends of the calendar is the measure of how much the year swings here.
Rainfall totals about 1,321 mm a year, spread over roughly 168 rainy days. The wettest month is January, averaging 236.2 mm across 26 days; the driest is July, with 26.1 mm.
| Month | Average high | Average low | Rainfall | Rainy days |
|---|---|---|---|---|
| January | 26.4° | 18.6° | 236.2 mm | 26 |
| February | 26.4° | 18.4° | 177.1 mm | 20 |
| March | 26.1° | 18.1° | 155.1 mm | 20 |
| April | 24.1° | 16.2° | 74.9 mm | 11 |
| May | 22.3° | 13.9° | 55.2 mm | 8 |
| June | 21.1° | 12.7° | 58.9 mm | 8 |
| July | 21.3° | 11.6° | 26.1 mm | 3 |
| August | 21.8° | 12.3° | 51.3 mm | 8 |
| September | 24.6° | 14.4° | 51.1 mm | 8 |
| October | 24.1° | 15.6° | 125.6 mm | 17 |
| November | 24.3° | 15.7° | 135.4 mm | 17 |
| December | 26.1° | 17.7° | 174.4 mm | 22 |
When to visit Santo Andre
For travellers who plan around the weather, April–September tend to be the most comfortable stretch: average highs between 21.1° and 24.6° and rainfall below the yearly average.
What to expect each month
- In January, highs sit near 26.4° and lows near 18.6°, with about 236.2 mm of rain over 26 days.
- In February, highs sit near 26.4° and lows near 18.4°, with about 177.1 mm of rain over 20 days.
- In March, highs sit near 26.1° and lows near 18.1°, with about 155.1 mm of rain over 20 days.
- In April, highs sit near 24.1° and lows near 16.2°, with about 74.9 mm of rain over 11 days.
- In May, highs sit near 22.3° and lows near 13.9°, with about 55.2 mm of rain over 8 days.
- In June, highs sit near 21.1° and lows near 12.7°, with about 58.9 mm of rain over 8 days.
- In July, highs sit near 21.3° and lows near 11.6°, with about 26.1 mm of rain over 3 days.
- In August, highs sit near 21.8° and lows near 12.3°, with about 51.3 mm of rain over 8 days.
- In September, highs sit near 24.6° and lows near 14.4°, with about 51.1 mm of rain over 8 days.
- In October, highs sit near 24.1° and lows near 15.6°, with about 125.6 mm of rain over 17 days.
- In November, highs sit near 24.3° and lows near 15.7°, with about 135.4 mm of rain over 17 days.
- In December, highs sit near 26.1° and lows near 17.7°, with about 174.4 mm of rain over 22 days.
Recorded extremes
Across 2016-2025, the thermometer reached 35.8° at the top of the series and fell to 2.8° 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 Santo Andre right now?
It is 19°C in Santo Andre right now, with overcast. It feels like 20°C.
Will it rain in Santo Andre today?
The peak chance of rain today is 100%, with about 5.4 mm expected.
What will the weather be tomorrow in Santo Andre?
Tomorrow the high is 21° and the low 14°, with light drizzle.
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 Santo Andre?
The warmest month is January, with average highs of 26.4° and lows of 18.6°.
Does it rain a lot in Santo Andre?
The city gets about 1,321 mm a year over 168 rainy days. The wettest month is January, with 236.2 mm.
When is the best time to visit Santo Andre?
On weather grounds, April–September combine the most agreeable temperatures with below-average rainfall.