August Weather in Waterloo

Last updated: March 2, 2024

The weather in Waterloo, United States, during August is characterized by an average temperature of 24°C (76°F). Highs can soar to 38°C (101°F), while lows may dip to 14°C (57°F). Typically, the humidity level in Waterloo throughout August hovers around 54%.

14°C (57°F)

Minimum temperature

24°C (76°F)

Average temperature

38°C (101°F)

Maximum temperature

54%

Humidity

Precipitation and Sunshine hours

In August, Waterloo averages 0 mm (0.0 inches) of rainfall, typically over the course of 0 rainy days. The month enjoys an average of 13 hours 32 minutes of daylight, with the sun shining for approximately 11 hours 33 minutes each day. Additionally, there is a 93% probability of sunny days during this period.

0 mm (0.0 inches)

Precipitation

0 rainy days

Rainy days

11 hours 33 minutes

Sunshine hours

93%

Chance of sun

UV Index

In August, the UV Index in Waterloo reaches a maximum of 10, indicating a level of VeryHigh exposure. The most intense UV radiation typically occurs between 13:00 and 15:00, during which unprotected skin may burn in as little as 15 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 9 10 9 8 5 3 2 1
Exposure Low Moderate VeryHigh Moderate Low
Time to burn 45 min 30 min 15 min 30 min 45 min

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