Weather in Dallas in August

General weather information about Dallas

Average annual temperature is 9.0 °C

Absolute maximum temperature: 36.3 °C

Absolute minimum temperature: -25.5 °C

Number of sunny days: 196 days

Number of rainy days: 132 days

Number of snow days: 37 days

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* Weather data for Dallas Canada is based on climate observations for 2026 year

Dallas air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)7.08.113.829.032.334.535.436.330.523.29.97.7
Average daytime temperature (°C)1.82.27.914.325.025.930.929.722.413.75.43.9
Average temperature (°C)-2.8-2.81.26.817.118.722.922.014.67.91.10.2
Average night temperature (°C)-6.7-6.7-3.80.610.211.815.415.39.13.7-1.9-2.3
Absolute minimum temperature (°C)-20.8-25.5-10.4-4.44.45.310.39.65.3-7.9-5.5-6.3

Dallas monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)9.010.012.014.016.016.016.015.013.011.09.08.0
Daylight mean duration (h)8.610.011.913.815.516.416.014.512.610.79.08.1
Daylight minimum duration (h)8.09.010.012.014.016.015.013.011.09.08.07.0
Sunshine mean duration (h)4.75.59.29.011.312.213.811.49.17.15.13.5
Precipitation (mm)25299204136113036424235
Sunny days131018111817252315191710
Rainy days11751813136815121311
Snow days71181000000010

Dallas - weather forecast by months

Dallas weather in januaryDallas weather in februaryDallas weather in marchDallas weather in aprilDallas weather in mayDallas weather in juneDallas weather in julyDallas weather in augustDallas weather in septemberDallas weather in octoberDallas weather in novemberDallas weather in december

Best time to visit Dallas:

The best time to visit Dallas during the most sunny months:

  • May — 11.3(h)
  • June — 12.2(h)
  • July — 13.8(h)
  • August — 11.4(h)

Months with the longest average daylight duration in Dallas:

  • May — 15.5(h)
  • June — 16.4(h)
  • July — 16.0(h)

The largest precipitation sum in Dallas is at

  • May — 41(mm)
  • October — 42(mm)
  • November — 42(mm)

    • Weather forecast in the closest to Dallas admin centers

    Weather forecast in the closest towns to Dallas

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    Frequently asked questions

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