July weather forecast
San Juan, Argentina

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Weather in July

July is the coolest month of the year in San Juan, with minimum temperatures dropping to an average of just 4.5°C (40.1°F). This period offers the chance to experience winter in Argentina in its full form. Although snowfall in San Juan is not a common occurrence, July sees trace amounts accumulating which can make for a picturesque setting. The number of daylight hours starts to rise again, signalling the progression towards spring. Despite the lower temperatures, July also joins its predecessor in reporting low rainfall with only a single millimetre on average.

Temperature

In San Juan, July is the month with the lowest recorded average temperatures, measuring a high of 14.6°C (58.3°F) and a low of 4.5°C (40.1°F).

Humidity

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

Rainfall

The months with the least rainfall are June and July Rain falls for 1.6 days and accumulates 1mm (0.04") of rain.

Snowfall

Months with snowfall are July through September. The month with the most snowfall is July, when snow falls for 0.4 days and typically aggregates up to 4mm (0.16") of snow.

Daylight

The average length of the day in July in San Juan is 10h and 19min.
On the first day of the month, sunrise is at 08:34 and sunset at 18:42. On the last day of July, in San Juan, Argentina, sunrise is at 08:22 and sunset at 18:58 -03.

Sunshine

In San Juan, the average sunshine in July is 9.8h.

UV index

May through July, with an average maximum UV index of 3, are months with the lowest UV index in San Juan, Argentina. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: A maximum daily UV index of 3 during July morphs into the following directions:
Guard yourself - Precautionary measures against sun damage are advocated. To protect against the Sun's most potent rays, avoid direct exposure around midday. During bright days, sunglasses that offer UVA and UVB defense are recommended. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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Frequently asked questions

What part of the year is the coldest in San Juan?

July is the month that records the lowest temperatures in San Juan, Argentina, with averages ranging from a high of 14.6°C (58.3°F) to a low of 4.5°C (40.1°F).

What are the temperatures in San Juan in July?

The average high-temperature and low-temperature during July are 14.6°C (58.3°F) and 4.5°C (40.1°F) respectively. 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 July in San Juan?

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

What is the driest month in San Juan?

June and July are months with the least rain when the rain falls for 1.6 days and typically aggregates up to 1mm (0.04") of rain.

How many days does it rain in July in San Juan?

In San Juan, Argentina, in July, it is raining for 1.6 days, with typically 1mm (0.04") of accumulated precipitation.

What is the snowiest month in San Juan?

The month with the most snowfall is July, when snow falls for 0.4 days and typically aggregates up to 4mm (0.16") of snow.

When does it start snowing in San Juan?

July is the first month it typically snows in San Juan, Argentina. Throughout July, in the average 0.4 snowfall days, it receives 4mm (0.16") of snow.

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

The average day length in July in San Juan, Argentina, is 10h and 19min.

What time are sunrise and sunset in July in San Juan?

In July, on the first day of the month, sunrise is at 08:34 and sunset at 18:42. On the last day of the month, in San Juan, Argentina, sunrise is at 08:22 and sunset at 18:58 -03.

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

In July, the average sunshine duration in San Juan is 9.8h.

What is the month with the lowest UV index in San Juan?

The months with the lowest UV index are May through July, with an average maximum UV index of 3.

What is the UV index reading in July in San Juan?

In San Juan, Argentina, the average daily maximum UV index in July is 3. A UV Index value of 3 to 5 symbolizes a medium 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 July
San Juan, Argentina

Average temperature in July - San Juan, Argentina
  • Average high temperature in July: 14.6°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 July: 4.5°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).

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Average pressure in July
San Juan, Argentina

Average pressure in July - San Juan, Argentina
  • Average pressure in July: 1018.1mbar

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

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Average wind speed in July
San Juan, Argentina

Average wind speed in July - San Juan, Argentina
  • Average wind speed in July: 9.2km/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).

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Average humidity in July
San Juan, Argentina

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

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

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Average rainfall in July
San Juan, Argentina

Average rainfall in July - San Juan, Argentina
  • Average rainfall in July: 1mm

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

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Average rainfall days in July
San Juan, Argentina

Average rainfall days in July - San Juan, Argentina
  • Average rainfall days in July: 1.6 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).

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Average snowfall in July
San Juan, Argentina

Average snowfall in July - San Juan, Argentina
  • Average snowfall in July: 4mm

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).

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Average snowfall days in July
San Juan, Argentina

Average snowfall days in July - San Juan, Argentina
  • Average snowfall days in July: 0.4 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).

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

Average daylight in July / Average sunshine in July - San Juan, Argentina
  • Average daylight in July: 10h 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 July: 9h and 5min

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).

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Average sunshine days in July
San Juan, Argentina

Average sunshine days in July - San Juan, Argentina
  • Average sunshine days in July: 29.7 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).

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Average UV index in July
San Juan, Argentina

Average UV index in July - San Juan, Argentina
  • Average UV index in July: 3

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).

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Average cloud cover in July
San Juan, Argentina

Average cloud cover in July - San Juan, Argentina
  • Average cloud cover in July: 9

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).

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Average visibility in July
San Juan, Argentina

Average visibility in July - San Juan, Argentina
  • Average visibility in July: 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).

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San Juan, Argentina

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