September Weather in Arroyo Seco

Last updated: March 2, 2024

The weather in Arroyo Seco, United States, during September is characterized by an average temperature of 14°C (57°F). Highs can soar to 27°C (81°F), while lows may dip to 1°C (35°F). Typically, the humidity level in Arroyo Seco throughout September hovers around 70%.

1°C (35°F)

Minimum temperature

14°C (57°F)

Average temperature

27°C (81°F)

Maximum temperature

70%

Humidity

Precipitation and Sunshine hours

In September, Arroyo Seco averages 35 mm (1.4 inches) of rainfall, typically over the course of 6 rainy days. The month enjoys an average of 12 hours 21 minutes of daylight, with the sun shining for approximately 10 hours 20 minutes each day. Additionally, there is a 72% probability of sunny days during this period.

35 mm (1.4 inches)

Precipitation

6 rainy days

Rainy days

10 hours 20 minutes

Sunshine hours

72%

Chance of sun

UV Index

In September, the UV Index in Arroyo Seco reaches a maximum of 11, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 13:00 and 15:00, 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 1 1 3 5 8 10 11 10 7 5 3 1 1
Exposure Low Moderate VeryHigh Extreme VeryHigh High Moderate Low
Time to burn 45 min 30 min 15 min 10 min 15 min 25 min 30 min 45 min

Compare Arroyo Seco's Climate with Cities Worldwide