September weather forecast
Santo Tomas, Spain

The first month of the autumn, September, is still a warm month in Santo Tomas, Spain, with an average temperature ranging between min 18°C (64.4°F) and max 26°C (78.8°F).

Temperature

Welcoming September, Santo Tomas notes an average high-temperature of a still moderately hot 26°C (78.8°F), nearly consistent with August's 28°C (82.4°F). The low-temperature averages to a comfortable 18°C (64.4°F) during the nights of September.

Rainfall

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

Sea temperature

In September, the average sea temperature is 24°C (75.2°F).
Note: If you're wary of the cold, the surrounding conditions—sunshine, wind, and air temperature become crucial when swimming in 24°C (75.2°F) waters. Olympic standards, for reference, are set between 25°C (77°F) and 28°C (82.4°F).

Daylight

In Santo Tomas, Spain, the average length of the day in September is 12h and 27min.
On the first day of September, sunrise is at 07:12 and sunset at 20:15. On the last day of the month, sunrise is at 07:39 and sunset at 19:27 CEST.

Sunshine

The average sunshine in September in Santo Tomas, Spain, is 8h.

UV index

In September, the average daily maximum UV index in Santo Tomas is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: A maximum UV index of 6 in September translates into the following recommendations:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Attention! UV strength is notably upped by the reflection of sand and water.