May weather forecast
San Fernando, Argentina

May

Weather in May

The last month of the autumn, May, is another refreshing month in San Fernando, Argentina, with an average temperature fluctuating between 18.5°C (65.3°F) and 12.7°C (54.9°F).

Temperature

May's onset corresponds with a subtle shift in the average high-temperature, slightly moving from a pleasant 22.3°C (72.1°F) in April to a comfortable 18.5°C (65.3°F). During May, the nighttime temperature averages to a cool 12.7°C (54.9°F).

Humidity

The months with the highest humidity are May and July, with an average relative humidity of 75%.

Rainfall

In San Fernando, in May, during 7.4 rainfall days, 34mm (1.34") of precipitation is typically accumulated. Throughout the year, there are 100 rainfall days, and 474mm (18.66") of precipitation is accumulated.

Snowfall

In San Fernando, Argentina, snow does not fall in January through June, August through December.

Daylight

In San Fernando, the average length of the day in May is 10h and 20min.
On the first day of May in San Fernando, sunrise is at 07:30 and sunset at 18:12. On the last day of the month, sunrise is at 07:51 and sunset at 17:52 -03.

Sunshine

In May, the average sunshine in San Fernando is 6.8h.

UV index

In May, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: An average maximum UV index of 4 in May leads to these recommendations:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. Around midday, solar radiation is most harmful; hence, exposure should be limited. Always opt for UVA and UVB-resistant sunglasses on radiant days.

Frequently asked questions

What is the usual temperature for San Fernando in May?
In May, the average high-temperature and low-temperature in San Fernando, Argentina, are 18.5°C (65.3°F) and 12.7°C (54.9°F) respectively. The average heat index (a.k.a. 'real feel', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in February is computed to be 31°C (87.8°F).
What are the most humid months in San Fernando?
May and July, with an average relative humidity of 75%, are most humid months in San Fernando.
What is the average humidity in May in San Fernando?
The average relative humidity in May is 75%.
How many days does it rain in May in San Fernando?
In San Fernando, during May, the rain falls for 7.4 days and regularly aggregates up to 34mm (1.34") of precipitation.
When it does not snow in San Fernando?
January through June, August through December are months without snowfall in San Fernando, Argentina.
What is the average length of the day in May in San Fernando?
In San Fernando, Argentina, the average day length in May is 10h and 20min.
What time are sunrise and sunset in May in San Fernando?
On the first day of May, sunrise is at 07:30 and sunset at 18:12. On the last day of the month, sunrise is at 07:51 and sunset at 17:52 -03.
How long on average sun shines in May in San Fernando?
In May, the average sunshine duration is 6.8h.
How high is the UV index in May in San Fernando?
In San Fernando, the average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unsafe exposure to Sun's UV rays.
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 days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in May
San Fernando, Argentina
  • Average high temperature in May: 18.5°C

The warmest month (with the highest average high temperature) is January (30°C).
The month with the lowest average high temperature is July (14°C).

  • Average low temperature in May: 12.7°C

The month with the highest average low temperature is January (20.5°C).
The coldest month (with the lowest average low temperature) is July (8.4°C).

Average pressure in May
San Fernando, Argentina
  • Average pressure in May: 1017.9mbar

The month with the highest atmospheric pressure is July (1019.2mbar).
The month with the lowest atmospheric pressure is December (1011mbar).

Average wind speed in May
San Fernando, Argentina
  • Average wind speed in May: 14.4km/h

The windiest month (with the highest average wind speed) is September (16.6km/h).
The calmest months (with the lowest average wind speed) are March and December (14km/h).

Average humidity in May
San Fernando, Argentina
  • Average humidity in May: 75%

The months with the highest relative humidity are May and July (75%).
The month with the lowest relative humidity is January (58%).

Average rainfall in May
San Fernando, Argentina
  • Average rainfall in May: 34mm

The wettest month (with the highest rainfall) is November (58mm).
The driest month (with the least rainfall) is September (29mm).

Average rainfall days in May
San Fernando, Argentina
  • Average rainfall days in May: 7.4 days

The month with the highest number of rainy days is October (9.6 days).
The month with the least rainy days is August (6.9 days).

Average snowfall days in May
San Fernando, Argentina
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is July (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, August, September, October, November and December (0 days).

Average daylight in May /
Average sunshine in May
San Fernando, Argentina
  • Average daylight in May: 10h and 2min

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 May: 6h and 5min

The month with the most sunshine is December (Average sunshine: 11h and 6min).
The month with the least sunshine is June (Average sunshine: 5h and 48min).

Average sunshine days in May
San Fernando, Argentina
  • Average sunshine days in May: 21 days

The months with the most sunshine days are January and August (22.1 days).
The month with the least sunshine days is February (18.6 days).

Average UV index in May
San Fernando, Argentina
  • Average UV index in May: 4

The months with the highest UV index are January, February, March, November and December (UV index 6).
The month with the lowest UV index is July (UV index 3).

Average cloud cover in May
San Fernando, Argentina
  • Average cloud cover in May: 35

The month with the most cloud cover is July (Cloud cover 38).
The month with the least cloud cover is January (Cloud cover 17).

Average visibility in May
San Fernando, Argentina
  • Average visibility in May: 10km

The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (10km).
The month with the lowest visibility is July (9km).

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