Guaratinguetá Weather in January
What's the weather like in Guaratinguetá (São Paulo) in January 2025?
The climate in Guaratinguetá during January can be summarized as hot, humid and very wet.
January is in the summer in Guaratinguetá and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a muggy 28°C (83°F), whilst at night 18°C (65°F) is normal.
| Daytime temperature | 28.4°C 83.1°F |
|---|---|
| Nightly temperature | 18.2°C 64.8°F |
| Average temperature | 23.3°C 73.9°F |
| Daily sunshine | 5.6 hrs |
| Avg rainfall | 253 mm 9.9 ins |
| Rainy days | 21 days |
| Sea temperature | 25.9°C 78.6°F |
| Humidity | 81% |
| Windspeed | 8.6kph 5 mph |
On average January is the wettest month of the year in Guaratinguetá with around 253mm 9.9 inches of rain making it a very wet time to visit. This rainfall is typically spread over 21 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.6 hours of sunshine per day.
January temperatures in Guaratinguetá
January rainfall
January hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Guaratinguetá in January 2024.
Other monthly averages
Best places to visit in January
Guaratinguetá weather stats
| Hottest month: | February | 28.4°C 83.1°F |
|---|---|---|
| Driest month: | July | 19mm 0.7ins |
| Sunniest month: | July | 6.6hrs |
| Coldest month: | July | 22.8°C 73°F |
| Wettest month: | January | 253mm 10ins |
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