Weather in La Unión in September

General weather information about La Unión

Average annual temperature is 17.2 °C

Absolute maximum temperature: 31.1 °C

Absolute minimum temperature: 2.1 °C

Number of sunny days: 190 days

Number of rainy days: 175 days

Look at detailed online map of La Unión

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

La Unión air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)25.229.431.130.730.629.825.525.827.026.927.925.5
Average daytime temperature (°C)22.223.826.727.426.926.823.423.924.223.923.421.7
Average temperature (°C)14.515.317.818.819.319.617.417.517.517.416.514.2
Average night temperature (°C)8.49.111.012.113.113.912.412.512.012.411.38.7
Absolute minimum temperature (°C)4.85.67.710.111.011.110.210.810.29.18.72.1

La Unión 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)11.211.612.012.512.913.113.012.712.211.711.311.1
Daylight minimum duration (h)11.011.011.012.012.013.012.012.011.011.011.011.0
Sunshine mean duration (h)10.310.711.111.511.311.811.110.810.810.410.29.7
Precipitation (mm)0061648801291066957142
Sunny days312722131413248121925
Rainy days01917171729272219116
Snow days000000000000

La Unión - weather forecast by months

La Unión weather in januaryLa Unión weather in februaryLa Unión weather in marchLa Unión weather in aprilLa Unión weather in mayLa Unión weather in juneLa Unión weather in julyLa Unión weather in augustLa Unión weather in septemberLa Unión weather in octoberLa Unión weather in novemberLa Unión weather in december

Best time to visit La Unión:

The largest precipitation sum in La Unión is at

  • June — 80(mm)
  • July — 129(mm)
  • August — 106(mm)
  • September — 69(mm)
  • October — 57(mm)

    • Weather forecast in the closest to La Unión admin centers

    Weather forecast in the closest towns to La Unión

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    Frequently asked questions

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