March weather forecast
Rianápolis, Brazil

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Weather in March

March, the first month of the autumn in Rianápolis, is also a moderately hot month, with an average temperature varying between 27.3°C (81.1°F) and 19°C (66.2°F).

Temperature

Rianápolis's March weather showcases an average high temperature of a still warm 27.3°C (81.1°F), equivalent to that of February. Rianápolis records a mean low-temperature of 19°C (66.2°F) in March.

Heat index

March's average heat index is appraised at a hot 31°C (87.8°F). If one remains active during constant exposure, it might cause exhaustion and heat cramps.
Records show heat index calculations are tailored for shaded regions and mild winds. An exposure to direct sunlight may lift the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is an estimation of the warmth sensation when considering humidity levels. One's weather perception can be influenced by a range of factors including metabolic differences, being pregnant, and their level of physical activity. Keep in mind that direct sunshine exposure can amplify the weather's effects, possibly increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Young individuals are generally in more danger than adults due to their lower capacity to sweat. Moreover, their large skin surface in relation to their small bodies and the increased heat generation from their activities makes them more vulnerable.

Humidity

With an average relative humidity of 88%, March is the most humid month in Rianápolis, Brazil.

Rainfall

In March, the rain falls for 29.2 days. Throughout March, 215mm (8.46") of precipitation is accumulated. In Rianápolis, during the entire year, the rain falls for 219.6 days and collects up to 1537mm (60.51") of precipitation.

Daylight

In March, the average length of the day in Rianápolis is 12h and 11min.
On the first day of March, sunrise is at 06:18 and sunset at 18:41. On the last day of the month, sunrise is at 06:23 and sunset at 18:20 -03.

Sunshine

In Rianápolis, the average sunshine in March is 7.7h.

UV index

In Rianápolis, the average daily maximum UV index in March is 6. A UV Index value of 6 to 7 symbolizes a high threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: A maximum high UV index of 6 in March translates into the following recommendations:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is at its strongest, and remember that parasols or canopies do not offer full protection. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.
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Frequently asked questions

What is the usual temperature for Rianápolis in March?

March temperatures in Rianápolis, Brazil, vary between a high-temperature of 27.3°C (81.1°F) and a low-temperature of 19°C (66.2°F). In March, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines relative humidity and air temperature, is appraised at 31°C (87.8°F).

What is the most humid month in Rianápolis?

The most humid month in Rianápolis is March, with an average relative humidity of 88%.

What is the average humidity in March in Rianápolis?

The average relative humidity in March in Rianápolis is 88%.

How much does it rain in Rianápolis in March?

In Rianápolis, in March, during 29.2 rainfall days, 215mm (8.46") of precipitation is typically accumulated.

How many hours of daylight does Rianápolis have in March?

In Rianápolis, the average day length in March is 12h and 11min.

What time are sunrise and sunset in March in Rianápolis?

In March, on the first day of the month, sunrise is at 06:18 and sunset at 18:41. On the last day of the month, sunrise is at 06:23 and sunset at 18:20 -03.

How long on average sun shines in March in Rianápolis?

The average sunshine duration in March in Rianápolis, Brazil, is 7.7h.

How high is the UV index in March in Rianápolis?

In March, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in March
Rianápolis, Brazil

Average temperature in March - Rianápolis, Brazil
  • Average high temperature in March: 27.3°C

The warmest month (with the highest average high temperature) is September (33.5°C).
The month with the lowest average high temperature is January (27°C).

  • Average low temperature in March: 19°C

The month with the highest average low temperature is October (21°C).
The coldest month (with the lowest average low temperature) is July (16.1°C).

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Average pressure in March
Rianápolis, Brazil

Average pressure in March - Rianápolis, Brazil
  • Average pressure in March: 1012.4mbar

The month with the highest atmospheric pressure is July (1017mbar).
The month with the lowest atmospheric pressure is November (1011mbar).

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Average wind speed in March
Rianápolis, Brazil

Average wind speed in March - Rianápolis, Brazil
  • Average wind speed in March: 5.2km/h

The windiest month (with the highest average wind speed) is August (8.3km/h).
The calmest month (with the lowest average wind speed) is March (5.2km/h).

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Average humidity in March
Rianápolis, Brazil

Average humidity in March - Rianápolis, Brazil
  • Average humidity in March: 88%

The month with the highest relative humidity is March (88%).
The month with the lowest relative humidity is September (40%).

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Average rainfall in March
Rianápolis, Brazil

Average rainfall in March - Rianápolis, Brazil
  • Average rainfall in March: 215mm

The wettest month (with the highest rainfall) is November (266mm).
The driest month (with the least rainfall) is July (1mm).

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Average rainfall days in March
Rianápolis, Brazil

Average rainfall days in March - Rianápolis, Brazil
  • Average rainfall days in March: 29.2 days

The months with the highest number of rainy days are January and December (29.3 days).
The month with the least rainy days is August (1.3 days).

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Average daylight in March /
Average sunshine in March
Rianápolis, Brazil

Average daylight in March / Average sunshine in March - Rianápolis, Brazil
  • Average daylight in March: 12h and 1min

The month with the longest days is December (Average daylight: 13h and 0min).
The month with the shortest days is June (Average daylight: 11h and 12min).

  • Average sunshine in March: 7h and 4min

The months with the most sunshine are July and August (Average sunshine: 9h and 54min).
The month with the least sunshine is December (Average sunshine: 6h and 54min).

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Average sunshine days in March
Rianápolis, Brazil

Average sunshine days in March - Rianápolis, Brazil
  • Average sunshine days in March: 1.6 days

The month with the most sunshine days is August (29 days).
The months with the least sunshine days are February and November (0.7 days).

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Average UV index in March
Rianápolis, Brazil

Average UV index in March - Rianápolis, Brazil
  • Average UV index in March: 6

The months with the highest UV index are August and September (UV index 7).
The months with the lowest UV index are February and December (UV index 5).

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Average cloud cover in March
Rianápolis, Brazil

Average cloud cover in March - Rianápolis, Brazil
  • Average cloud cover in March: 54

The month with the most cloud cover is December (Cloud cover 56).
The months with the least cloud cover are July and August (Cloud cover 11).

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Average visibility in March
Rianápolis, Brazil

Average visibility in March - Rianápolis, Brazil
  • Average visibility in March: 7km

The months with the highest visibility are June, July, August and September (10km).
The months with the lowest visibility are January, February and March (7km).

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Rianápolis, Brazil

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