Best year time to visit Capitol Hill

General weather information about Capitol Hill

Average annual temperature is 16.2 °C

Absolute maximum temperature: 35.7 °C

Absolute minimum temperature: -4.8 °C

Number of sunny days: 161 days

Number of rainy days: 203 days

Number of snow days: 1 day

Look at detailed online map of Capitol Hill

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

Capitol Hill air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)20.725.224.727.031.433.635.235.731.929.226.120.6
Average daytime temperature (°C)12.515.616.420.425.729.231.129.828.022.917.512.9
Average temperature (°C)8.010.110.914.719.523.025.324.722.217.111.47.6
Average night temperature (°C)4.46.26.39.914.217.521.020.517.212.46.83.8
Absolute minimum temperature (°C)-3.8-4.6-4.83.65.913.716.415.812.34.9-3.3-4.1

Capitol Hill monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.014.014.014.013.012.011.010.09.0
Daylight mean duration (h)10.110.912.013.114.014.514.313.512.411.310.39.8
Daylight minimum duration (h)9.010.011.012.013.014.013.012.011.010.09.09.0
Sunshine mean duration (h)5.05.98.18.710.911.411.09.510.58.27.56.7
Precipitation (mm)1721561441138412021516633155192
Sunny days1111191310134915172118
Rainy days19171217211727221514913
Snow days100000000000

Capitol Hill - weather forecast by months

Capitol Hill weather in januaryCapitol Hill weather in februaryCapitol Hill weather in marchCapitol Hill weather in aprilCapitol Hill weather in mayCapitol Hill weather in juneCapitol Hill weather in julyCapitol Hill weather in augustCapitol Hill weather in septemberCapitol Hill weather in octoberCapitol Hill weather in novemberCapitol Hill weather in december

Best time to visit Capitol Hill:

The best time to visit Capitol Hill during the most sunny months:

  • May — 10.9(h)
  • June — 11.4(h)
  • July — 11.0(h)

The largest precipitation sum in Capitol Hill is at

  • January — 172(mm)
  • February — 156(mm)
  • March — 144(mm)
  • July — 215(mm)
  • August — 166(mm)

    • Weather forecast in the closest to Capitol Hill admin centers

    Weather forecast in the closest towns to Capitol Hill

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    MapTrains schedule
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    Frequently asked questions

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