March weather forecast
San Juan, Argentina

englishespañol中文
Share

Weather in March

March marks the onset of autumn in San Juan with milder weather characteristics. Though temperatures start to dip, staying within a range of 19.4°C (66.9°F) to 26.7°C (80.1°F), many days remain warm. The UV index remains at 6, so adequate protection against the sun is crucial, even outside of the summer months. Astronomical autumn begins in March, shifting the wind direction and slowing it down to average speeds of 9.9km/h (6.2mph). Rainfall tends to decrease with a smaller accumulation of 11mm (0.43") over 6 days.

Temperature

San Juan marks the arrival of March with an average high-temperature of a still warm 26.7°C (80.1°F), hardly different from February's 29.1°C (84.4°F). During March, San Juan experiences a consistent low-temperature average of 16°C (60.8°F).

Humidity

In San Juan, Argentina, the average relative humidity in March is 46%.

Rainfall

In San Juan, in March, it is raining for 6 days, with typically 11mm (0.43") of accumulated precipitation. In San Juan, during the entire year, the rain falls for 50.2 days and collects up to 94mm (3.7") of precipitation.

Snowfall

In San Juan, snow does not fall in January through June, October through December.

Daylight

In San Juan, the average length of the day in March is 12h and 16min.
On the first day of March, sunrise is at 07:24 and sunset at 20:08. On the last day of the month, sunrise is at 07:45 and sunset at 19:30 -03.

Sunshine

March through May and October, with an average of 9.7h of sunshine, are months with the least sunshine in San Juan.

UV index

The average daily maximum UV index in March is 6. A UV Index reading of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for average individuals.
Note: In March, an average UV index of 6 transforms into the following instructions:
Sustain precautions and conform to sun safety norms. Preventing sunburn is necessary. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.

Frequently asked questions

What is the average March temperature in San Juan?

In San Juan, 26.7°C (80.1°F) is the average high-temperature and 16°C (60.8°F) is the average low-temperature during March. In February, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines air temperature and relative humidity, is calculated to be 29°C (84.2°F).

What is the average humidity in March in San Juan?

The average relative humidity in March is 46%.

How much does it rain in San Juan in March?

In San Juan, in March, during 6 rainfall days, 11mm (0.43") of precipitation is typically accumulated.

When it does not snow in San Juan?

In San Juan, Argentina, snow does not fall in January through June, October through December.

How many hours of daylight does San Juan have in March?

In March, the average day length in San Juan is 12h and 16min.

When are sunrise and sunset in March in San Juan?

In March, on the first day of the month, sunrise is at 07:24 and sunset at 20:08. On the last day of the month, in San Juan, sunrise is at 07:45 and sunset at 19:30 -03.

What are the months with the least sunshine in San Juan?

March through May and October, with an average of 9.7h of sunshine, are months with the least sunshine in San Juan.

How long on average sun shines in March in San Juan?

The average sunshine duration in March in San Juan, Argentina, is 9.7h.

What is the UV index intensity in March in San Juan?

In March, the average daily maximum UV index in San Juan, Argentina, is 6. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover

Average temperature in March
San Juan, Argentina

Average temperature in March - San Juan, Argentina
  • Average high temperature in March: 26.7°C

The warmest month (with the highest average high temperature) is January (30.6°C).
The month with the lowest average high temperature is July (14.6°C).

  • Average low temperature in March: 16°C

The month with the highest average low temperature is January (19.4°C).
The coldest month (with the lowest average low temperature) is July (4.5°C).

Average pressure in March
San Juan, Argentina

Average pressure in March - San Juan, Argentina
  • Average pressure in March: 1013.4mbar

The month with the highest atmospheric pressure is July (1018.1mbar).
The month with the lowest atmospheric pressure is December (1010.2mbar).

Average wind speed in March
San Juan, Argentina

Average wind speed in March - San Juan, Argentina
  • Average wind speed in March: 9.9km/h

The windiest months (with the highest average wind speed) are October and November (12.2km/h).
The calmest month (with the lowest average wind speed) is May (8.8km/h).

Average humidity in March
San Juan, Argentina

Average humidity in March - San Juan, Argentina
  • Average humidity in March: 46%

The months with the highest relative humidity are April and May (52%).
The month with the lowest relative humidity is November (35%).

Average rainfall in March
San Juan, Argentina

Average rainfall in March - San Juan, Argentina
  • Average rainfall in March: 11mm

The wettest month (with the highest rainfall) is January (29mm).
The driest months (with the least rainfall) are June and July (1mm).

Average rainfall days in March
San Juan, Argentina

Average rainfall days in March - San Juan, Argentina
  • Average rainfall days in March: 6 days

The month with the highest number of rainy days is January (9.2 days).
The month with the least rainy days is August (1.3 days).

Average snowfall in March
San Juan, Argentina

Average snowfall in March - San Juan, Argentina
  • Average snowfall in March: 0mm

The month with the highest snowfall is July (4mm).
The months with the least snowfall are January, February, March, April, May, June, October, November and December (0mm).

Average snowfall days in March
San Juan, Argentina

Average snowfall days in March - San Juan, Argentina
  • Average snowfall days in March: 0 days

The months with the highest number of snowfall days are July and September (0.4 days).
The months with the least snowfall days are January, February, March, April, May, June, October, November and December (0 days).

Average daylight in March /
Average sunshine in March
San Juan, Argentina

Average daylight in March / Average sunshine in March - San Juan, Argentina
  • Average daylight in March: 12h and 2min

The month with the longest days is December (Average daylight: 14h and 12min).
The month with the shortest days is June (Average daylight: 10h and 6min).

  • Average sunshine in March: 9h and 4min

The months with the most sunshine are August, September and November (Average sunshine: 9h and 54min).
The months with the least sunshine are March, April, May and October (Average sunshine: 9h and 42min).

Average sunshine days in March
San Juan, Argentina

Average sunshine days in March - San Juan, Argentina
  • Average sunshine days in March: 22.2 days

The month with the most sunshine days is July (29.7 days).
The month with the least sunshine days is January (15.4 days).

Average UV index in March
San Juan, Argentina

Average UV index in March - San Juan, Argentina
  • Average UV index in March: 6

The month with the highest UV index is January (UV index 7).
The months with the lowest UV index are May, June and July (UV index 3).

Average cloud cover in March
San Juan, Argentina

Average cloud cover in March - San Juan, Argentina
  • Average cloud cover in March: 12

The months with the most cloud cover are March, April and May (Cloud cover 12).
The month with the least cloud cover is August (Cloud cover 8).

Average visibility in March
San Juan, Argentina

Average visibility in March - San Juan, Argentina
  • Average visibility in March: 10km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).

San Juan, Argentina

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location