Best year time to visit Port Harlingen

General weather information about Port Harlingen

Average annual temperature is 24.6 °C

Absolute maximum temperature: 39.7 °C

Absolute minimum temperature: 3.4 °C

Number of sunny days: 182 days

Number of rainy days: 183 days

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* Weather data for Port Harlingen United States is based on climate observations for 2026 year

Port Harlingen air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)30.232.935.633.233.939.338.239.737.935.532.028.3
Average daytime temperature (°C)25.224.928.427.830.435.936.036.535.930.324.123.1
Average temperature (°C)20.018.822.723.125.930.030.630.930.225.219.618.4
Average night temperature (°C)16.514.818.919.522.325.826.726.826.221.616.314.7
Absolute minimum temperature (°C)8.63.48.314.019.121.324.023.823.09.710.15.5

Port Harlingen monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.013.013.013.013.012.011.011.010.0
Daylight mean duration (h)10.711.312.012.813.413.713.613.012.311.510.910.5
Daylight minimum duration (h)10.010.011.012.013.013.013.012.011.011.010.010.0
Sunshine mean duration (h)7.38.67.88.210.012.512.311.711.18.35.76.6
Precipitation (mm)994213897366862386610222
Sunny days17191211621161713121622
Rainy days149191925915141719149
Snow days000000000000

Port Harlingen - weather forecast by months

Port Harlingen weather in januaryPort Harlingen weather in februaryPort Harlingen weather in marchPort Harlingen weather in aprilPort Harlingen weather in mayPort Harlingen weather in junePort Harlingen weather in julyPort Harlingen weather in augustPort Harlingen weather in septemberPort Harlingen weather in octoberPort Harlingen weather in novemberPort Harlingen weather in december

Best time to visit Port Harlingen:

The best time to visit Port Harlingen during the most sunny months:

  • June — 12.5(h)
  • July — 12.3(h)
  • August — 11.7(h)

The largest precipitation sum in Port Harlingen is at

  • April — 138(mm)
  • May — 97(mm)
  • November — 102(mm)

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    Frequently asked questions

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