Best year time to visit Arenal Uno

General weather information about Arenal Uno

Average annual temperature is 25.1 °C

Absolute maximum temperature: 39.4 °C

Absolute minimum temperature: 12.7 °C

Number of sunny days: 78 days

Number of rainy days: 287 days

Look at detailed online map of Arenal Uno

* Weather data for Arenal Uno Guatemala is based on climate observations for 2026 year

Arenal Uno air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)30.130.833.337.936.539.432.832.531.934.529.630.3
Average daytime temperature (°C)27.127.430.433.234.035.730.530.730.630.027.225.9
Average temperature (°C)22.022.524.926.627.829.325.525.825.525.323.522.1
Average night temperature (°C)18.218.920.421.722.924.322.322.422.021.921.119.3
Absolute minimum temperature (°C)13.017.118.819.520.922.221.521.220.919.319.112.7

Arenal Uno monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)11.011.012.012.013.013.013.012.012.011.011.011.0
Daylight mean duration (h)11.311.612.012.512.913.113.012.612.211.811.411.2
Daylight minimum duration (h)11.011.011.012.012.013.012.012.012.011.011.011.0
Sunshine mean duration (h)9.49.210.411.211.310.88.99.810.29.56.66.8
Precipitation (mm)1301701103596104501335380340533239
Sunny days1171516911010215
Rainy days202116142219313030292926
Snow days000000000000

Arenal Uno - weather forecast by months

Arenal Uno weather in januaryArenal Uno weather in februaryArenal Uno weather in marchArenal Uno weather in aprilArenal Uno weather in mayArenal Uno weather in juneArenal Uno weather in julyArenal Uno weather in augustArenal Uno weather in septemberArenal Uno weather in octoberArenal Uno weather in novemberArenal Uno weather in december

Best time to visit Arenal Uno:

The largest precipitation sum in Arenal Uno is at

  • July — 501(mm)
  • August — 335(mm)
  • September — 380(mm)
  • October — 340(mm)
  • November — 533(mm)

    • Weather forecast in the closest to Arenal Uno admin centers

    Weather forecast in the closest towns to Arenal Uno

    Explore Arenal Uno

    See also
    MapTrains schedule
    Plan your trip
    AccommodationExperiencesBlog

    Frequently asked questions

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