May weather forecastSan Antonio, Chile

May

Weather in May

Heading further into the year, May's weather in San Antonio, Chile becomes modestly cooler. Changes in climate affect activities such as agriculture with the shift to lower temperatures and higher rainfall. Likely one of the wettest months of the year, May records distinct rainfall averages at 27mm (1.06") precipitation witnessed over 5.3 days. The drop in temperatures doesn't remove the allure of the city, with the cooler nights becoming a significant attraction. For the month of May, temperatures fluctuate from 12°C (53.6°F) to 17.6°C (63.7°F).

Temperature

May's presence marks an average high-temperature of a still refreshing 17.6°C (63.7°F), subtly varied from April's 19.4°C (66.9°F). An average low-temperature of 12°C (53.6°F) is expected in San Antonio during May.

Humidity

In San Antonio, the average relative humidity in May is 73%.

Rainfall

In San Antonio, in May, during 5.3 rainfall days, 27mm (1.06") of precipitation is typically accumulated. In San Antonio, during the entire year, the rain falls for 40.9 days and collects up to 190mm (7.48") of precipitation.

Daylight

The average length of the day in May in San Antonio is 10h and 23min.
On the first day of May, sunrise is at 07:21 and sunset at 18:05. On the last day of the month, sunrise is at 07:42 and sunset at 17:46 -04.

Sunshine

In May, the average sunshine is 8.5h.

UV index

The months with the lowest UV index in San Antonio are May through October, with an average maximum UV index of 4. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: An average UV index of 4 in May transforms into this advice:
Take necessary precautions - Protection from skin and eye injury is mandatory. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Stay sun-safe with clothing that is both closely woven and worn loosely.

Frequently asked questions

The average high-temperature, in May, in San Antonio, is 17.6°C (63.7°F), while the average low-temperature is 12°C (53.6°F).

In May, the average relative humidity in San Antonio is 73%.

In San Antonio, Chile, in May, it is raining for 5.3 days, with typically 27mm (1.06") of accumulated precipitation.

The average day length in May in San Antonio, Chile, is 10h and 23min.

On the first day of May in San Antonio, Chile, sunrise is at 07:21 and sunset at 18:05. On the last day of the month, sunrise is at 07:42 and sunset at 17:46 -04.

In San Antonio, Chile, the average sunshine duration in May is 8.5h.

May through October, with an average maximum UV index of 4, are months with the lowest UV index.

In May, the average daily maximum UV index in San Antonio is 4. A UV Index estimate of 3 to 5 represents a medium health risk from exposure to the Sun's 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 sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
San Antonio, Chile

  • Average high temperature in May: 17.6°C

The warmest month (with the highest average high temperature) is February (21.7°C).
The month with the lowest average high temperature is July (14.4°C).

  • Average low temperature in May: 12°C

The months with the highest average low temperature are January and February (14.8°C).
The coldest month (with the lowest average low temperature) is July (8.8°C).

Average pressure in May
San Antonio, Chile

  • Average pressure in May: 1017.6mbar

The month with the highest atmospheric pressure is July (1019.6mbar).
The month with the lowest atmospheric pressure is February (1014.3mbar).

Average wind speed in May
San Antonio, Chile

  • Average wind speed in May: 12km/h

The windiest month (with the highest average wind speed) is November (15.3km/h).
The calmest month (with the lowest average wind speed) is May (12km/h).

Average humidity in May
San Antonio, Chile

  • Average humidity in May: 73%

The months with the highest relative humidity are August and September (76%).
The month with the lowest relative humidity is April (71%).

Average rainfall in May
San Antonio, Chile

  • Average rainfall in May: 27mm

The wettest month (with the highest rainfall) is June (74mm).
The driest months (with the least rainfall) are January, February, March and November (1mm).

Average rainfall days in May
San Antonio, Chile

  • Average rainfall days in May: 5.3 days

The month with the highest number of rainy days is June (7.3 days).
The month with the least rainy days is February (0.5 days).

Average daylight in May /
Average sunshine in May
San Antonio, Chile

  • Average daylight in May: 10h and 24min

The month with the longest days is December (Average daylight: 14h and 18min).
The month with the shortest days is June (Average daylight: 10h and 0min).

  • Average sunshine in May: 8h and 30min

The month with the most sunshine is February (Average sunshine: 9h and 54min).
The month with the least sunshine is June (Average sunshine: 8h and 6min).

Average sunshine days in May
San Antonio, Chile

  • Average sunshine days in May: 24.8 days

The month with the most sunshine days is January (28.8 days).
The month with the least sunshine days is June (21.9 days).

Average UV index in May
San Antonio, Chile

  • Average UV index in May: 4

The months with the highest UV index are January, February, March, April, November and December (UV index 5).
The months with the lowest UV index are May, June, July, August, September and October (UV index 4).

Average cloud cover in May
San Antonio, Chile

  • Average cloud cover in May: 25

The months with the most cloud cover are June and August (Cloud cover 28).
The month with the least cloud cover is February (Cloud cover 9).

Average visibility in May
San Antonio, Chile

  • Average visibility in May: 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).