September Weather in Altamira

Last updated: March 2, 2024

The weather in Altamira, Mexico, during September is characterized by an average temperature of 18°C (65°F). Highs can soar to 27°C (81°F), while lows may dip to 11°C (52°F). Typically, the humidity level in Altamira throughout September hovers around 86%.

11°C (52°F)

Minimum temperature

18°C (65°F)

Average temperature

27°C (81°F)

Maximum temperature

86%

Humidity

Precipitation and Sunshine hours

In September, Altamira averages 124 mm (4.9 inches) of rainfall, typically over the course of 18 rainy days. The month enjoys an average of 12 hours 14 minutes of daylight, with the sun shining for approximately 9 hours 41 minutes each day. Additionally, there is a 34% probability of sunny days during this period.

124 mm (4.9 inches)

Precipitation

18 rainy days

Rainy days

9 hours 41 minutes

Sunshine hours

34%

Chance of sun

UV Index

In September, the UV Index in Altamira reaches a maximum of 14, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 14:00 and 16:00, during which unprotected skin may burn in as little as 10 minutes.

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
  07:00 08:00 09:00 10:00 11:00 12:00 13:00 14:00 15:00 16:00 17:00 18:00 19:00
UVI 0 1 2 4 7 11 13 14 12 9 5 3 1
Exposure Low Moderate High Extreme VeryHigh Moderate Low
Time to burn 45 min 30 min 25 min 10 min 15 min 30 min 45 min

Compare Altamira's Climate with Cities Worldwide