Best year time to visit Dunbarton Oaks

General weather information about Dunbarton Oaks

Average annual temperature is 18.1 °C

Absolute maximum temperature: 36.9 °C

Absolute minimum temperature: -4.2 °C

Number of sunny days: 183 days

Number of rainy days: 182 days

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

Dunbarton Oaks air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)21.725.425.529.031.835.436.036.932.929.526.022.1
Average daytime temperature (°C)15.218.119.522.426.831.132.432.930.224.218.414.7
Average temperature (°C)10.412.613.716.620.825.026.427.124.218.712.79.1
Average night temperature (°C)6.78.68.911.816.019.822.122.519.213.98.25.1
Absolute minimum temperature (°C)-2.8-3.0-4.26.48.217.719.618.715.47.2-0.1-1.7

Dunbarton Oaks 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)10.211.012.013.013.914.314.113.412.411.310.410.0
Daylight minimum duration (h)9.010.011.012.013.014.013.012.011.010.010.09.0
Sunshine mean duration (h)5.77.08.89.610.511.810.810.411.08.76.97.3
Precipitation (mm)1381711061509812714114735187572
Sunny days14101816101281316242022
Rainy days1718131421182318147109
Snow days000000000000

Dunbarton Oaks - weather forecast by months

Dunbarton Oaks weather in januaryDunbarton Oaks weather in februaryDunbarton Oaks weather in marchDunbarton Oaks weather in aprilDunbarton Oaks weather in mayDunbarton Oaks weather in juneDunbarton Oaks weather in julyDunbarton Oaks weather in augustDunbarton Oaks weather in septemberDunbarton Oaks weather in octoberDunbarton Oaks weather in novemberDunbarton Oaks weather in december

Best time to visit Dunbarton Oaks:

The best time to visit Dunbarton Oaks during the most sunny months:

  • June — 11.8(h)

The largest precipitation sum in Dunbarton Oaks is at

  • January — 138(mm)
  • February — 171(mm)
  • April — 150(mm)
  • July — 141(mm)
  • August — 147(mm)

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    Frequently asked questions

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