Best year time to visit Port Arthur

General weather information about Port Arthur

Average annual temperature is 22.0 °C

Absolute maximum temperature: 40.4 °C

Absolute minimum temperature: 2.6 °C

Number of sunny days: 132 days

Number of rainy days: 233 days

Look at detailed online map of Port Arthur

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

Port Arthur air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)24.126.728.828.631.234.337.040.437.632.627.324.8
Average daytime temperature (°C)19.019.723.024.028.032.233.635.832.626.820.518.3
Average temperature (°C)15.115.419.020.224.328.229.631.028.222.616.513.8
Average night temperature (°C)12.112.315.916.920.824.926.427.424.919.413.510.5
Absolute minimum temperature (°C)2.83.35.211.414.920.424.324.822.39.56.02.6

Port Arthur monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.013.014.014.013.012.011.010.010.0
Daylight mean duration (h)10.511.112.012.913.714.013.913.212.311.410.710.3
Daylight minimum duration (h)10.010.011.012.013.013.013.012.011.011.010.010.0
Sunshine mean duration (h)6.58.08.48.89.911.512.312.210.58.57.07.8
Precipitation (mm)277847118717642557474671133
Sunny days117871086139161720
Rainy days202123232122251821151311
Snow days000000000000

Best time to visit Port Arthur:

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

  • July — 12.3(h)
  • August — 12.2(h)

The largest precipitation sum in Port Arthur is at

  • January — 277(mm)
  • April — 187(mm)
  • May — 176(mm)
  • December — 133(mm)
  • Frequently asked questions

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