Temperatures in January
It's hot in January in Guarujá with an average temperature of 31°C. Temperatures this month range from a low of 29°C to a high of 32°C. At night, you can expect temperatures between 20°C and 21°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Guarujá in January. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of January
The month of January starts in Guarujá with hot temperatures, averaging around 31°C during the day and nights close to 21°C. You can expect regular precipitation, but there’s also a chance for some sunny days in the first days of the month.
Mid-January
By mid-January, the average daytime temperature stays the same at 31°C, with nights close to 21°C. The chance of precipitation is high during this period.
End of January
By the end of January, the average daytime temperature in Guarujá will be around 31°C, with nights close to 21°C. There’s regular precipitation, but with a bit of luck, you’ll also get some dry and sunny days.
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Precipitation in January
In January, there is an average of 159 mm of precipitation, spread over 13 days. The wind speed is around 3 Bft, mostly coming from the Southeast.
The average precipitation chance is 41% per day this month. The weather’s variable. Some days have higher and others lower precipitation chances, which lowers the average.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in January for Guarujá. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
Guarujá in January |
London | ||
|---|---|---|---|
 Average Temperature |
31°C | 8°C | |
 High Temp |
32°C | 9°C | |
| Low Temp |
29°C | 6°C | |
 Total Precipitation |
159 mm | 58 mm | |
| Rainy Days |
13 days | 9 days | |
December
UV index
The UV index is a maximum of 9 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is January a good time to visit Guarujá?
After some sun? Then January isn’t the best time to be in Guarujá. The temperature is pleasant, but there’s too much chance of rain this month.
Temperature records for Guarujá in January
With 40°C, Guarujá hit the highest temperature in the last 10 years in January 2014. The lowest daytime temperature in this month was 21°C in 2023. The extreme night temperatures ranged from a low of 15°C to a high of 24°C.
Check out the climate of Guarujá for all months and discover the best travel time
Curious about the climate in other parts of Brazil? Check out the weather and climate in places like Rio de Janeiro, Salvador, Pipa, or have a look at other destinations in Brazil.
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Daily Temperature in January in Guarujá
This chart shows the average daily temperatures, both day and night, for each day in January in Guarujá, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in January in Guarujá
The chart below shows the average daily precipitation in January for Guarujá, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for January, you can expect around 13 days of rain in Guarujá.
Daily UV Index in January in Guarujá
This chart shows the average daily UV index in January in Guarujá, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in January in Guarujá Over the Years
This chart shows the average temperature in January in Guarujá, measured in degrees Celsius, over the past years.
Total Precipitation in January in Guarujá Over the Years
This chart shows the average precipitation in January in Guarujá, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in January for Guarujá
Click on a specific day in January for detailed info on the typical weather on that day in Guarujá. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in January in Guarujá
Have you been to Guarujá in January?
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Average Weather in Guarujá by Month
Click on a month below to see detailed weather info for Guarujá. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
