Best year time to visit Istmo

General weather information about Istmo

Average annual temperature is 26.2 °C

Absolute maximum temperature: 35.4 °C

Absolute minimum temperature: 15.8 °C

Number of sunny days: 78 days

Number of rainy days: 287 days

Look at detailed online map of Istmo

* Weather data for Istmo Mexico is based on climate observations for 2026 year

Istmo air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)33.134.634.535.434.633.133.532.431.831.332.833.4
Average daytime temperature (°C)30.532.031.732.532.830.930.530.229.929.330.330.7
Average temperature (°C)24.826.025.927.028.026.826.426.426.125.925.825.3
Average night temperature (°C)19.720.820.922.623.623.322.722.922.322.822.420.1
Absolute minimum temperature (°C)17.918.019.020.721.721.921.421.020.319.219.615.8

Istmo 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)11.311.612.012.512.913.113.012.712.211.811.411.2
Daylight minimum duration (h)11.011.011.012.012.013.012.012.012.011.011.011.0
Sunshine mean duration (h)10.510.810.911.311.410.810.510.510.510.010.110.2
Precipitation (mm)923842441662112621882058414
Sunny days1319108220013317
Rainy days18921222928313129282714
Snow days000000000000

Istmo - weather forecast by months

Istmo weather in januaryIstmo weather in februaryIstmo weather in marchIstmo weather in aprilIstmo weather in mayIstmo weather in juneIstmo weather in julyIstmo weather in augustIstmo weather in septemberIstmo weather in octoberIstmo weather in novemberIstmo weather in december

Best time to visit Istmo:

The largest precipitation sum in Istmo is at

  • June — 166(mm)
  • July — 211(mm)
  • August — 262(mm)
  • September — 188(mm)
  • October — 205(mm)

    • Weather forecast in the closest to Istmo admin centers

    Weather forecast in the closest towns to Istmo

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    Frequently asked questions

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