September Weather in Patterson

Last updated: March 2, 2024

The weather in Patterson, United States, during September is characterized by an average temperature of 26°C (80°F). Highs can soar to 34°C (93°F), while lows may dip to 18°C (65°F). Typically, the humidity level in Patterson throughout September hovers around 79%.

18°C (65°F)

Minimum temperature

26°C (80°F)

Average temperature

34°C (93°F)

Maximum temperature

79%

Humidity

Precipitation and Sunshine hours

In September, Patterson averages 169 mm (6.6 inches) of rainfall, typically over the course of 17 rainy days. The month enjoys an average of 12 hours 17 minutes of daylight, with the sun shining for approximately 9 hours 19 minutes each day. Additionally, there is a 47% probability of sunny days during this period.

169 mm (6.6 inches)

Precipitation

17 rainy days

Rainy days

9 hours 19 minutes

Sunshine hours

47%

Chance of sun

UV Index

In September, the UV Index in Patterson 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 2 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

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