April weather forecast
San Rafael, Argentina

April

Weather in April

April in San Rafael brings about a further decrease in temperatures as the region heads towards winter. The significant shift in weather is marked by reduced rainfall while the humidity increases from the previous month. Observing the daylight hours, there is a noticeable drop, indicating shorter days. The UV Index dips further to 4 which is quite moderate. Wind gust speeds drop slightly providing a relatively calm setting.

Temperature

With the onset of April, San Rafael's climate undergoes a slight change as the average high-temperature moves from a warm 25.7°C (78.3°F) in March to a pleasant 20.9°C (69.6°F). Nighttime temperatures consistently average a fresh 11.5°C (52.7°F) during April.

Humidity

The average relative humidity in April is 54%.

Rainfall

In San Rafael, in April, during 7.1 rainfall days, 15mm (0.59") of precipitation is typically accumulated. Throughout the year, there are 93.3 rainfall days, and 293mm (11.54") of precipitation is accumulated.

Snowfall

In San Rafael, Argentina, snow does not fall in January through May, November and December.

Daylight

The average length of the day in April is 11h and 13min.
On the first day of April, sunrise is at 07:46 and sunset at 19:27. On the last day of the month, sunrise is at 08:09 and sunset at 18:51 -03.

Sunshine

In San Rafael, the average sunshine in April is 9h.

UV index

The average daily maximum UV index in April is 4. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum UV index of 4 during April translates into these guidelines:
Adopt protective measures - It is advised to guard against sun damage. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.

Frequently asked questions

What is the temperature in April?
San Rafael in April has an average high-temperature of 20.9°C (69.6°F) and an average low-temperature of 11.5°C (52.7°F). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in February is computed to be 28°C (82.4°F).
What is the average humidity in April?
The average relative humidity in April is 54%.
How many days does it rain in April?
In San Rafael, in April, it is raining for 7.1 days, with typically 15mm (0.59") of accumulated precipitation.
When it does not snow?
In San Rafael, snow does not fall in January through May, November and December.
What is the average length of the day in April?
The average day length in April is 11h and 13min.
When are sunrise and sunset in April in San Rafael?
On the first day of April in San Rafael, sunrise is at 07:46 and sunset at 19:27. On the last day of the month, sunrise is at 08:09 and sunset at 18:51 -03.
How long on average sun shines in April in San Rafael?
In San Rafael, the average sunshine duration in April is 9h.
How high is the UV index in April in San Rafael?
In April, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium health risk from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in April
San Rafael, Argentina
  • Average high temperature in April: 20.9°C

The warmest month (with the highest average high temperature) is January (29.9°C).
The month with the lowest average high temperature is July (12.3°C).

  • Average low temperature in April: 11.5°C

The month with the highest average low temperature is January (19.3°C).
The coldest month (with the lowest average low temperature) is July (4.1°C).

Average pressure in April
San Rafael, Argentina
  • Average pressure in April: 1015.8mbar

The month with the highest atmospheric pressure is July (1018.5mbar).
The month with the lowest atmospheric pressure is December (1010.6mbar).

Average wind speed in April
San Rafael, Argentina
  • Average wind speed in April: 11km/h

The windiest month (with the highest average wind speed) is December (14.8km/h).
The calmest month (with the lowest average wind speed) is June (9.6km/h).

Average humidity in April
San Rafael, Argentina
  • Average humidity in April: 54%

The month with the highest relative humidity is May (57%).
The month with the lowest relative humidity is December (36%).

Average rainfall in April
San Rafael, Argentina
  • Average rainfall in April: 15mm

The wettest month (with the highest rainfall) is November (52mm).
The driest month (with the least rainfall) is July (5mm).

Average rainfall days in April
San Rafael, Argentina
  • Average rainfall days in April: 7.1 days

The month with the highest number of rainy days is January (12.9 days).
The month with the least rainy days is July (2.7 days).

Average snowfall in April
San Rafael, Argentina
  • Average snowfall in April: 0mm

The month with the highest snowfall is July (15mm).
The months with the least snowfall are January, February, March, April, May, November and December (0mm).

Average snowfall days in April
San Rafael, Argentina
  • Average snowfall days in April: 0 days

The month with the highest number of snowfall days is July (1.1 days).
The months with the least snowfall days are January, February, March, April, May, November and December (0 days).

Average daylight in April /
Average sunshine in April
San Rafael, Argentina
  • Average daylight in April: 11h and 1min

The month with the longest days is December (Average daylight: 14h and 24min).
The month with the shortest days is June (Average daylight: 9h and 54min).

  • Average sunshine in April: 9h and 0min

The months with the most sunshine are January and December (Average sunshine: 9h and 42min).
The month with the least sunshine is May (Average sunshine: 8h and 48min).

Average sunshine days in April
San Rafael, Argentina
  • Average sunshine days in April: 21 days

The month with the most sunshine days is August (27.4 days).
The month with the least sunshine days is December (14.4 days).

Average UV index in April
San Rafael, Argentina
  • Average UV index in April: 4

The months with the highest UV index are January, February and December (UV index 6).
The months with the lowest UV index are May, June and July (UV index 3).

Average cloud cover in April
San Rafael, Argentina
  • Average cloud cover in April: 21

The month with the most cloud cover is May (Cloud cover 24).
The month with the least cloud cover is December (Cloud cover 13).

Average visibility in April
San Rafael, Argentina
  • Average visibility in April: 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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