Best year time to visit Upper Fairfax

General weather information about Upper Fairfax

Average annual temperature is 9.8 °C

Absolute maximum temperature: 33.0 °C

Absolute minimum temperature: -9.6 °C

Number of sunny days: 147 days

Number of rainy days: 215 days

Number of snow days: 3 days

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

Upper Fairfax air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)14.013.716.426.328.328.229.533.027.024.314.915.2
Average daytime temperature (°C)7.86.48.611.119.720.825.025.619.915.19.89.9
Average temperature (°C)4.32.43.36.213.114.017.618.614.110.76.36.5
Average night temperature (°C)1.3-0.5-0.62.68.08.711.413.410.17.43.33.8
Absolute minimum temperature (°C)-5.9-9.6-8.9-4.83.05.58.29.25.4-4.0-2.3-3.1

Upper Fairfax monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)9.011.012.014.015.015.015.014.013.011.010.08.0
Daylight mean duration (h)9.010.311.913.615.115.815.514.212.610.99.48.6
Daylight minimum duration (h)8.09.011.012.014.015.014.013.011.010.08.08.0
Sunshine mean duration (h)4.15.16.96.410.411.813.311.58.46.45.03.2
Precipitation (mm)1271291562094737192977116154287
Sunny days4844181924191213148
Rainy days26182726131171218181623
Snow days120000000000

Upper Fairfax - weather forecast by months

Upper Fairfax weather in januaryUpper Fairfax weather in februaryUpper Fairfax weather in marchUpper Fairfax weather in aprilUpper Fairfax weather in mayUpper Fairfax weather in juneUpper Fairfax weather in julyUpper Fairfax weather in augustUpper Fairfax weather in septemberUpper Fairfax weather in octoberUpper Fairfax weather in novemberUpper Fairfax weather in december

Best time to visit Upper Fairfax:

The best time to visit Upper Fairfax during the most sunny months:

  • May — 10.4(h)
  • June — 11.8(h)
  • July — 13.3(h)
  • August — 11.5(h)

Months with the longest average daylight duration in Upper Fairfax:

  • June — 15.8(h)
  • July — 15.5(h)

The largest precipitation sum in Upper Fairfax is at

  • March — 156(mm)
  • April — 209(mm)
  • November — 154(mm)
  • December — 287(mm)

    • Weather forecast in the closest to Upper Fairfax admin centers

    Weather forecast in the closest towns to Upper Fairfax

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    Frequently asked questions

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