Weather in Upper Keys in September

General weather information about Upper Keys

Average annual temperature is 26.1 °C

Absolute maximum temperature: 31.8 °C

Absolute minimum temperature: 10.3 °C

Number of sunny days: 130 days

Number of rainy days: 235 days

Look at detailed online map of Upper Keys

* Weather data for Upper Keys United States is based on climate observations for 2026 year

Upper Keys air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)25.525.926.728.129.330.731.631.830.830.727.626.8
Average daytime temperature (°C)23.924.925.226.627.329.230.830.729.828.326.424.1
Average temperature (°C)22.724.024.225.426.227.629.629.628.726.925.322.7
Average night temperature (°C)21.423.023.224.125.025.828.128.027.325.724.121.3
Absolute minimum temperature (°C)10.318.017.721.722.723.524.926.224.319.519.215.5

Upper Keys monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)11.011.012.013.013.013.013.013.012.011.011.010.0
Daylight mean duration (h)10.811.312.012.713.413.713.513.012.311.610.910.6
Daylight minimum duration (h)10.011.011.012.013.013.013.012.011.011.010.010.0
Sunshine mean duration (h)9.910.510.611.212.111.311.611.210.19.99.46.8
Precipitation (mm)8235310970167961301127081187
Sunny days201917813283781312
Rainy days11914221828232823231719
Snow days000000000000

Upper Keys - weather forecast by months

Upper Keys weather in januaryUpper Keys weather in februaryUpper Keys weather in marchUpper Keys weather in aprilUpper Keys weather in mayUpper Keys weather in juneUpper Keys weather in julyUpper Keys weather in augustUpper Keys weather in septemberUpper Keys weather in octoberUpper Keys weather in novemberUpper Keys weather in december

Best time to visit Upper Keys:

The largest precipitation sum in Upper Keys is at

  • June — 167(mm)
  • August — 130(mm)
  • December — 187(mm)

    • Weather forecast in the closest to Upper Keys admin centers

    Weather forecast in the closest towns to Upper Keys

    Explore Upper Keys

    See also
    MapTrains schedule
    Plan your trip
    AccommodationExperiencesBlog

    Frequently asked questions

    When is the best time to visit Upper Keys?
    The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit Upper Keys.
    What is the weather like in Upper Keys?
    See average temperature, rainfall and daylight hours for Upper Keys by month in the table above.
    How many sunny days does Upper Keys have?
    The monthly weather statistics above show sunshine and rainfall patterns for Upper Keys throughout the year.