The climate in Itajaí during March can be summarized as hot, humid and wet.
March is in the fall / autumn in Itajaí and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a muggy 28°C (82°F), whilst at night 19°C (65°F) is normal.
|Daytime temperature||27.6°C 81.7°F|
|Nightly temperature||18.5°C 65.3°F|
|Average temperature||23.1°C 73.5°F|
|Daily sunshine||5.8 hrs|
|Avg rainfall||170 mm 6.7 ins|
|Rainy days||22 days|
|Sea temperature||26.1°C 79°F|
|Windspeed||10.3kph 6 mph|
On average March is the 3rd wettest month of the year in Itajaí with around 170mm 6.7 inches of rain making it a wet time to visit. This rainfall is typically spread over 22 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.8 hours of sunshine per day.
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 Itajaí in March 2021.
|Hottest month:||January||28.2°C 82.8°F|
|Driest month:||July||83mm 3.3ins|
|Coldest month:||July||20.2°C 68.4°F|
|Wettest month:||February||210mm 8.3ins|