Santo Tomas
Spain
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Santo Tomas, Spain

The first month of the autumn, September, is also a moderately hot month in Santo Tomas, Spain, with average temperature varying between 26°C (78.8°F) and 18°C (64.4°F).

Temperature

In Santo Tomas, the average high-temperature is relatively the same as in August - a still warm 26°C (78.8°F). The average low-temperature, in Santo Tomas, is 18°C (64.4°F).

Rainfall

In Santo Tomas, in September, it is raining for 8 days, with typically 64mm (2.52") of accumulated precipitation. In Santo Tomas, during the entire year, the rain falls for 127 days and collects up to 641mm (25.24") of precipitation.

Sea temperature

In Santo Tomas, the average water temperature is 24°C (75.2°F).
Note: Depending on a person's sensitivity to cold, with regards to sunshine, wind, and air temperature, a quick swim in 24°C (75.2°F) water may be enjoyable. (FYI: The official water temperature required for the Olympic swimming competition is 25°C (77°F) to 28°C (82.4°F).)

Daylight

In September, the average length of the day in Santo Tomas is 12.4h.

Sunshine

In Santo Tomas, the average sunshine is 8h.

UV index

In Santo Tomas, the average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high threat to health from the exposure to the Sun's UV rays for ordinary individuals.
Note: In September, the average maximum UV index of 6 translate into the following recommendations:
Take precautions and utilize sun safety practices. Protection against the skin and eye damage is required. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.

What is the temperature in September in Santo Tomas?

The average high-temperature, in September, in Santo Tomas, is 26°C (78.8°F), while the average low-temperature is 18°C (64.4°F).

How many days does it rain in September in Santo Tomas?

In Santo Tomas, Spain, during September, the rain falls for 8 days and regularly aggregates up to 64mm (2.52") of precipitation.

What is the sea temperature in September in Santo Tomas?

In Santo Tomas, Spain, the average seawater temperature in September is 24°C (75.2°F). For individuals prone to feeling cold, swimming in 23°C (73.4°F) is still regarded as intolerable. A wetsuit is not a necessity, but sunshine, wind, and air temperature are essential factors for relishing swimming at 24°C (75.2°F).

What is the average length of the day in September in Santo Tomas?

The average length of the day in September in Santo Tomas, Spain, is 12.4h.

How long on average sun shines in September in Santo Tomas?

The average sunshine in September is 8h.

What is the UV index intensity in September in Santo Tomas?

In Santo Tomas, the average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health from unsafe exposure to the Sun's UV rays.
Average temperature in September - Santo Tomas, Spain
  • Average high temperature in September: 26°C

Warmest months (with the highest average high temperature) are July and August (28°C).
Months with the lowest average high temperature are January and February (14°C).

  • Average low temperature in September: 18°C

The month with the highest average low temperature is August (20°C).
Coldest months (with the lowest average low temperature) are January, February and March (7°C).

Average rainfall in September - Santo Tomas, Spain
  • Average rainfall in September: 64mm

The wettest month (with the highest rainfall) is October (100mm).
The driest month (with the lowest rainfall) is July (7mm).

Average rainfall days in September - Santo Tomas, Spain
  • Average rainfall days in September: 8 days

The month with the highest number of rainy days is December (16 days).
The month with the lowest number of rainy days is July (3 days).

Average sea temperature in September - Santo Tomas, Spain
  • Average sea temperature in September: 24°C

The best month for swimming (with the highest average sea temperature) is August (25°C).
Coldest months (with the lowest average sea temperature) are February and March (14°C).

Average daylight in September / Average sunshine in September - Santo Tomas, Spain
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 15h).
The month with shortest days is December (Average daylight: 9.4h).

  • Average sunshine in September: 8h

The month with most sunshine is July (Average sunshine: 11h).
The month with least sunshine is December (Average sunshine: 4h).

Average UV index in September - Santo Tomas, Spain
  • Average UV index in September: 6

Months with the highest UV index are June and July (UV index 9).
Months with the lowest UV index are January, November and December (UV index 2).