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Peru Weather in September, USA

Slide and Tap Other Months

  • What is Average High Low Temperature?
    The sum of high temperatures/low temperatures divided by the number of days in that month, recorded daily

    High Temperature

    25°C
    77°F
  • What is Average High Low Temperature?
    The sum of high temperatures/low temperatures divided by the number of days in that month, recorded daily

    Low Temperature

    12°C
    54°F
  • What is Average Rainfall?
    The amount of mm in rain for that month divided by the number of days, and the number of days that it rains during that month on average, over a given period of years

    Rainfall

    0 mm
  • What is Chance of Rain?
    This is based on historical weather data, how many days has it rained in the past during this month over a period of years of recorded weather

    Chance of Rain

    25 %
  • What is Chance of Snow Day?
    Based on historical weather data, this percentage is determined by the chance of snow for that month over a preiod of years

    Chance of Snow Day

    0 %
  • What is Chance of Sunny Day?
    By taking the maximum available sunny hours in a day (ie: from sunrise to sunset) and the actual sunhsine hours measured. So if there are 12 hours of daylight time and 6 hours of sunshine, it is 50%

    Chance of Sunny Day

    65 %
  • What is Chance of Windy Day?
    Taking historical wind data for a month at a certain threshold wind speed. Take the number of days the wind was above this threshold, and divide that by the days in the month to determine the chance of a windy day

    Chance of Windy Day

    13 %
  • What is Chance of Fog Day?
    Based on historical weather data, this percentage is determined by the chance of fog for that month over a preiod of years

    Chance of Fog Day

    8 %
  • What is Chance of Cloudy Day?
    This is based on the sunshine hours per day minus the daylight hours, if the sunshine hours are less than half of the daylight hours, it is labeled a cloudy day

    Chance of Cloudy Day

    13 %