Sunheron logoSunheron
About SunheronFAQContactBlog
Find destination...
°C
  • About Sunheron
  • FAQ
  • Contact
  • Blog
  • °C

    Delaware

    Washington, D.C. weather and climate in 2025

    Delaware

    Washington, D.C. weather and climate in 2025

     

    Day

    8 °C

     

    Night

    -2 °C

     

    Sea

    2 °C

     

    Precipitation

    67 mm

    in month

     

    Rainy days

    10 days

    in month

     

    Daylight

    11 hours

    average

     

    Sunshine

    5 hours

    average

     

    Humidity

    62 %

     

    Day

    8 °C

     

    Night

    -2 °C

     

    Sea

    2 °C

     

    Precipitation

    67 mm

    in month

     

    Rainy days

    10 days

    in month

     

    Daylight

    11 hours

    average

     

    Sunshine

    5 hours

    average

     

    Humidity

    62 %

    Overview: Washington, D.C.
    Nestled within the United States of America, Washington, D.C. boasts a moderate continental climate with seasonal variations that are quite distinct. The city experiences daytime temperatures ranging from a brisk average of 6 °C (43 °F) in the frigid depths of January to a warm and inviting average of 31 °C (88 °F) amid July's summer heat. As night falls, temperatures drop to a cool -4 °C (26 °F) in January and become pleasantly warm, averaging 20 °C (68 °F) during July nights. The variation in precipitation is notable, with October seeing the fewest rainy days at 8 days and May marking the peak of the rainy season with a noteworthy 11 days.
    Sunheron logoDeciding on where to go for a holiday is hard sometimes. Get inspired by the most popular destinations.

    Travel information

    Flights
    to
    Activities
    in Delaware

    Weather charts for Washington, D.C.

    Weather overview
    Weather overview
    Weather overview
    Show more charts
    Architecture in Washington, D.C. in sunny weather with few clouds

    Find more destinations like this

    Travel essentials
    Weather
    Beach
    Nature
    City
    Prices
    Other

    Where do you want to go?

    When do you want to go?

    Your ideal holidays are?

    Who are you travelling with?

    Day temperature

    I don't care

    Wet days

    I don't care

    Overall prices

    Where do you want to go?

    Your ideal holidays are?

    When do you want to go?

    Day temperature

    I don't care

    Sunheron logoWe aggregate data from combining multiple weather sources to ensure accuracy of the highest order.

    Destinations with similar weather to Washington, D.C.

    Other destinations in Delaware

    Closest cities for Washington, D.C.

    Sunheron logoWe make the most from 40 years of historical weather data to predict the best weather conditions.

    Weather overview for Washington, D.C.

    Weather overview

    Nestled within the United States of America, Washington, D.C. boasts a moderate continental climate with seasonal variations that are quite distinct. The city experiences daytime temperatures ranging from a brisk average of 6 °C (43 °F) in the frigid depths of January to a warm and inviting average of 31 °C (88 °F) amid July's summer heat. As night falls, temperatures drop to a cool -4 °C (26 °F) in January and become pleasantly warm, averaging 20 °C (68 °F) during July nights. The variation in precipitation is notable, with October seeing the fewest rainy days at 8 days and May marking the peak of the rainy season with a noteworthy 11 days.

    January weather

    During January in Washington, D.C., we encounter the year's lowest day temperatures, averaging 6 °C (43 °F). Equally, the night temperatures reach their nadir. As January progresses, we can observe an increase in the number of rainy days to 10 days, a slight indication that the overall rainfall is starting to decrease with a total of 71 mm (2.78 in). Meanwhile, the gradual increase in sunny hours is also apparent.

    February weather

    In Washington, D.C., February marks the beginning of an upward trend in both day and night temperatures, with the latter averaging -2 °C (28 °F). There is a continued increase in the number of sun hours to 5 hours, while reaching the annual low for rainfall with only 67 mm (2.63 in).

    March weather

    March witnesses the continued rise of both daytime and nighttime temperatures in Washington, D.C., with respective averages of 13 °C (56 °F) and 2 °C (35 °F). The amount of rainfall begins its upward trend, and there is a boost in sunny hours. March also boasts the highest wind speeds of the year.

    Sunheron logoWe aggregate data from combining multiple weather sources to ensure accuracy of the highest order.

    April weather

    As April ushers in, Washington, D.C. continues to experience rising temperatures by day, averaging 19 °C (67 °F), and by night, with an average of 7 °C (44 °F). Tourist season begins to gain momentum. Rainfall gradually decreases with an amount of 81 mm (3.19 in). The number of sunny hours continues its increase.

    May weather

    May brings warmer weather to Washington, D.C. with an average day temperature of 24 °C (76 °F), while the night temperature also continues to rise, averaging 12 °C (53 °F). The number of rainy days and rainfall both peak during this month.

    June weather

    June continues the trend of rising temperatures in Washington, D.C., while the amount of rainfall begins to diminish. This month also reaches the peak number of sunny hours, exemplifying the pleasant summer climate.

    July weather

    Washington, D.C.'s warm weather peaks in July, with both day and night temperatures reaching their highest averages. Although the rainfall amount begins to rise, it does not signify the start of a wet season.

    Sunheron logoWe make the most from 40 years of historical weather data to predict the best weather conditions.

    August weather

    The warmth lingers in Washington, D.C. in August, although the daytime temperatures start a gradual decline. The number of rainy days and overall precipitation also begin to decrease.

    September weather

    September in Washington, D.C. continues to see a downward trend in temperatures, though they remain comfortably warm. Rainfall begins to rise again, and moisture in the air reaches its highest levels for the year.

    October weather

    The evident ongoing tourist season in October is accompanied by a further decrease in daytime temperatures, the fewest rainy days of the year, and a marked reduction in rainfall amount, signifying Washington, D.C.'s gradual transition to cooler weather.

    November weather

    November brings a continued decline in day and night temperatures. The number of rainy days starts to rise once more. The reduction in the number of sunny hours is indicative of the shorter days and approaching winter.

    December weather

    In December, Washington, D.C. experiences a pronounced drop in both daytime and nighttime temperatures. Rainy days continue their upward trend, while the fewest sunny hours and shortest day lengths of the year are observed.

    FAQs

    What is the average minimum temperature at night in Washington, D.C. in January?

    In January, the average minimum night temperature in Washington, D.C. is a chilling -4 °C (26 °F).

    How much does it rain in Washington, D.C. during February?

    Washington, D.C. receives a modest rainfall amount in February, accumulating to approximately 67 mm (2.63 in).

    What is the trend in the number of sunny hours during March in Washington, D.C.?

    In March, the duration of sunny hours in Washington, D.C. continues its upward trajectory, reaching an average of 7 hours.

    Does tourist season affect the rainfall in Washington, D.C. during April?

    The onset of tourist season in April does not have a significant impact on rainfall, which averages around 81 mm (3.19 in).

    Sunheron logoWe make the most from 40 years of historical weather data to predict the best weather conditions.

    How does the temperature in May affect outdoor activities in Washington, D.C.?

    With an agreeable average daytime temperature of 24 °C (76 °F) in May, outdoor activities in Washington, D.C. are very enjoyable.

    Is the climate suitable for outdoor activities in Washington, D.C. during June?

    Yes, with a reduction in rainfall and an increase in sunny hours, June offers ideal conditions for outdoor pursuits in Washington, D.C.

    Does Washington, D.C. experience a significant increase in rainfall during the hot month of July?

    Despite the rising temperatures in July, Washington, D.C. does not experience a significant uptick in rainfall.

    How does the start of temperature decline in August influence the weather in Washington, D.C.?

    The decline in temperatures in August leads to a slight reduction in heat, while rainy days begin to become less frequent.

    Sunheron logoDeciding on where to go for a holiday is hard sometimes. Get inspired by the most popular destinations.

    What is the impact of the highest humidity in September on weather conditions in Washington, D.C.?

    The highest humidity levels in September introduce a muggier atmosphere, which can amplify the sensation of warmth.

    What are the effects of the minimum number of rainy days on the climate in Washington, D.C. during October?

    With the least rainy days seen in October, Washington, D.C. enjoys a drier and more comfortable climate optimal for tourism.

    Will the increased number of rainy days in November substantially affect daily life in Washington, D.C.?

    While November sees more rainy days, it does not severely impact daily activities, as the increase is gradual.

    Does the minimal sunlight in December affect outdoor activities in Washington, D.C.?

    The limited sunlight in December can restrict opportunities for outdoor activities, as the days are shorter and calmer.

    Our latest blog posts