Best year time to visit Ashburn

General weather information about Ashburn

Average annual temperature is 19.7 °C

Absolute maximum temperature: 37.3 °C

Absolute minimum temperature: -1.8 °C

Number of sunny days: 173 days

Number of rainy days: 192 days

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

Ashburn air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)24.528.030.231.732.134.436.637.332.629.525.423.8
Average daytime temperature (°C)18.121.222.926.227.731.033.534.329.524.419.115.9
Average temperature (°C)12.315.516.719.721.925.427.928.524.219.014.011.0
Average night temperature (°C)7.811.211.514.217.020.823.524.019.814.310.07.2
Absolute minimum temperature (°C)-1.8-0.1-0.78.39.917.621.121.816.28.0-0.2-0.3

Ashburn monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.014.014.014.013.012.011.010.010.0
Daylight mean duration (h)10.311.112.013.013.814.214.013.312.411.410.610.1
Daylight minimum duration (h)10.010.011.012.013.014.013.012.011.010.010.010.0
Sunshine mean duration (h)6.87.88.89.410.710.911.411.310.09.06.86.6
Precipitation (mm)1661171126156140104119417447146
Sunny days15131411131051015242023
Rainy days1615171918202621157108
Snow days000000000000

Ashburn - weather forecast by months

Ashburn weather in januaryAshburn weather in februaryAshburn weather in marchAshburn weather in aprilAshburn weather in mayAshburn weather in juneAshburn weather in julyAshburn weather in augustAshburn weather in septemberAshburn weather in octoberAshburn weather in novemberAshburn weather in december

Best time to visit Ashburn:

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

  • July — 11.4(h)

The largest precipitation sum in Ashburn is at

  • January — 166(mm)
  • June — 140(mm)
  • December — 146(mm)

    • Weather forecast in the closest to Ashburn admin centers

    Weather forecast in the closest towns to Ashburn

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    Frequently asked questions

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