November Weather in National Harbor, United States

Last updated: February 24, 2025

November in National Harbor, United States brings a distinct chill, with average temperatures hovering around 9°C (48°F) and a notable maximum of 26°C (78°F), while temperatures can dip down to a brisk -5°C (23°F). The month is marked by 77 mm (3.0 in) of precipitation, occurring over just 7 days, contributing to a damp ambiance. With humidity levels soaring at 85%, visitors can expect a refreshing, albeit sometimes soggy experience, perfect for enjoying the beauty of this waterfront destination in its quieter season.

November Temperature in National Harbor

As November unfolds in National Harbor, temperatures begin to dip, signaling the transition from autumn to winter. With minimums reaching -5°C (23°F) and average highs around 9°C (48°F), the month showcases a significant cool-down from October's milder climate. As the leaves continue to fall, the daily highs can still touch a pleasant 26°C (78°F), providing a comfortable contrast to the evening chill. This shift marks a consistent trend of declining temperatures as the year progresses, allowing visitors to bundle up and enjoy the crisp air while exploring the picturesque waterfront and seasonal festivities that National Harbor has to offer.

November Weather in National Harbor: Daily Temperature Highs, Lows, and Averages

The chart illustrates November temperature patterns in National Harbor, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec374247576776817872634841
Data source: Temperature data for National Harbor generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

November Precipitation in National Harbor

In November, National Harbor experiences a moderate drop in precipitation, with 77 mm (3.0 in) of rain spread over 7 days. This marks a decline from the wetter summer months, particularly August's peak of 146 mm (5.7 in) and July's 132 mm (5.2 in). As the fall progresses, moisture levels become more tempered, and November's rainfall is less frequent compared to October's 105 mm (4.2 in) over 9 days. The trend towards cooler temperatures and shorter days also suggests that visitors might enjoy crisp, clear days with fewer interruptions from rain, making it an ideal time for outdoor activities amidst the picturesque autumn scenery.

November Precipitation Trends in National Harbor

The chart displays monthly precipitation patterns in National Harbor, with values for each month alongside November's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how November's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec619682102121108132146931057789
Data source: Precipitation data for November generated using information from the Copernicus Climate Change Service.
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November Humidity in National Harbor

As November arrives in National Harbor, the humidity levels take a noticeable dip into a colder, more moisture-rich atmosphere, peaking at 85%. This increase follows the gradual fluctuations seen throughout the year, where humidity levels generally start high in winter months and slowly decrease in the summer, reaching a low of 72% in August. However, as autumn progresses, humidity rises once more, culminating in this peak just before winter sets in. With November’s elevated humidity, the air feels denser and more refreshing, embodying the transitional nature of the season while hinting at the chill of winter to come.

November Average Humidity in National Harbor

This chart illustrates the average monthly humidity levels in National Harbor, with November's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how November's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec84%83%83%81%78%79%74%72%75%81%85%84%
Data source: Humidity data for November generated using information from the Copernicus Climate Change Service.

November UV Index in National Harbor

As the year progresses towards November in National Harbor, Maryland, the UV Index experiences a notable decline, settling at a moderate level of 5. This shift marks the transition from the intense summer months, where UV levels peaked at 10, to a gentler sun exposure that allows for a safer 30-minute burn time. After the highs of the summer, the UV Index eases into the fall, providing an opportunity for outdoor activities with reduced risk of skin damage. Notably, the pattern reflects a gradual decrease from the very high indices of earlier months, culminating in this more manageable exposure. For those planning to enjoy the outdoors this November, it’s an ideal time to stay informed and protect your skin from UV rays. For more details, visit National Harbor UV Index.

Maximum UV Index Levels in National Harbor for November

The chart shows the monthly maximum UV Index (UVI) for National Harbor in November, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec357910101098753
Data source: National Harbor November UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

November Sunshine in National Harbor

November in National Harbor brings a gentle transition from the vibrant summer months to the cooler embrace of winter, featuring 226 hours of sunlight. This marks a decline from the sun's peak in July, where it basked for 357 hours but still offers a warm glow compared to the chill of December at 190 hours. The steady decrease in daylight from the heights of summer through autumn reveals a seasonal rhythm that invites cozy gatherings and reflective moments. While November may not rival the sun-soaked summers, its moderate light is perfect for enjoying the scenic waterfront views and the charm of the harbor as it prepares for the festive season.

Monthly Sunshine Duration in National Harbor: November Highlighted

The November sunshine duration represents the total number of hours National Harbor experiences direct sunlight during the month of November, excluding cloudy or obstructed periods. This chart compares the sunshine duration of November with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec153h180h259h259h286h331h357h321h276h249h226h190h
Data source: National Harbor November Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in National Harbor During November

As November rolls into National Harbor, the likelihood of basking in sunny weather stands at 58%, making it one of the more promising months for sunshine in the calendar year. This upward trend is particularly noteworthy when compared to the preceding months, where percentages hover around the 30s and 40s. It’s a refreshing shift, especially following the sometimes dreary October, which had a 41% chance of sun. Interestingly, September, boasting the highest chance of 55%, sets a high bar, yet November manages to hold its ground as a strong contender for pleasant weather. This indicates a beautiful opportunity for locals and visitors alike to enjoy the crisp air and radiant skies before the winter sets in.

Percentage of Sunny Days in November in National Harbor

The chart illustrates the percentage of sunny days in National Harbor throughout the year, with November highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often National Harbor experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec46%29%52%49%40%39%49%35%55%41%58%39%
Data source: National Harbor November chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in National Harbor in November

As November unfolds in National Harbor, the landscape transforms with the shortening days, offering just 10 hours of daylight. This slight reduction is part of a gradual decline that begins in late summer, where daylight peaks at 14 hours in June and steadily diminishes as the year progresses. The transition from October’s 11 hours to November's current duration marks a notable shift, as the region prepares for the cozy embrace of winter months, evidenced by the further dip to 9 hours in December. The rhythm of daylight reflects the changing seasons, inviting residents and visitors alike to savor the early twilight while engaging in the rich experiences the holiday season brings.

Average Daylight Hours in National Harbor for November

The chart illustrates the variation in daylight duration in National Harbor throughout the year, with November highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 47m10h 45m11h 58m13h 14m14h 18m14h 49m14h 32m13h 35m12h 23m11h 8m10h 2m9h 29m
Data source: National Harbor daylight hours, calculated by summing the hours between sunrise and sunset for each day.

November Winds in National Harbor

As November rolls into National Harbor, the winds pick up slightly, reaching an average speed of 2.9 m/s (6 mph), a refreshing change from the calmer summer months. Throughout the year, wind speeds exhibit a distinct trend: declining from early spring into the warmest summer days before gradually increasing again as the year winds down. Notably, November's winds match the pace of January's, hinting at the transition to cooler seasons. This subtle shift reflects a broader pattern of wind behavior, where late fall and winter embrace the breezy whispers that invite exploration and outdoor activities along the harbor. The gentle November breezes provide the perfect backdrop for enjoying the vibrant waterfront, making it a delightful time for locals and visitors alike.

Average November Wind Speed in National Harbor

The chart displays monthly wind speed patterns in National Harbor, with values for each month shown alongside November's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how November's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.93.23.23.22.82.52.31.92.52.72.9 m/s2.8
Data source: National Harbor November wind data, generated using information from the Copernicus Climate Change Service.

How November Weather in National Harbor Compares to Other Months

The weather in National Harbor changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of November's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in National Harbor and find detailed weather information for every month.

November and January showcase a pronounced shift in weather patterns. In November, temperatures range from a minimum of -5°C (23°F) to a maximum of 26°C (78°F), with an average of 9°C (48°F) and a higher precipitation level of 77 mm (3.0 in) across approximately 7 days, accompanied by a humidity level of 85%. In contrast, January brings cooler temperatures, dipping as low as -14°C (7°F) and peaking at 22°C (71°F), with an average of only 3°C (38°F). The month sees less precipitation at 61 mm (2.4 in), maintaining similar humidity levels at 84%. This transition marks November as relatively milder and wetter compared to the colder and somewhat drier conditions of January. For more detailed insights, visit National Harbor weather in January.

When comparing the weather in November and February, we see notable differences in temperature and precipitation. November typically experiences milder conditions, with average temperatures ranging from a minimum of -5°C (23°F) to a maximum of 26°C (78°F), and a total precipitation of 77 mm (3.0 in) over about 7 days. In contrast, February is colder, featuring an average temperature that dips to a minimum of -14°C (7°F) and a maximum of 27°C (81°F), along with increased precipitation totaling 96 mm (3.8 in) spread across approximately 11 days. Humidity levels remain relatively consistent, at 85% in November and slightly lower at 83% in February. For more details on February weather, you can visit National Harbor weather in February.

November and March exhibit distinct weather patterns, with each month presenting its own unique climate characteristics. In November, temperatures range from a chilly -5°C (23°F) to a milder 26°C (78°F), averaging around 9°C (48°F). The month typically experiences about 77 mm (3.0 in) of precipitation over approximately 7 days, accompanied by high humidity levels at 85%. In contrast, March has a slightly cooler minimum temperature of -6°C (22°F) but can reach a higher maximum of 29°C (84°F), averaging 8°C (47°F). It sees a bit more precipitation at 82 mm (3.2 in) distributed over around 9 days, with humidity slightly lower at 83%. For more detailed weather patterns in March, you can check National Harbor weather in March.

November and April exhibit distinct weather characteristics. In November, temperatures range from a minimum of -5°C (23°F) to a maximum of 26°C (78°F), with an average of 9°C (48°F). The month experiences about 77 mm (3.0 in) of precipitation over 7 days, coupled with a higher humidity level at 85%. In contrast, April showcases milder conditions, featuring minimum temperatures around -1°C (31°F) and an average of 14°C (58°F), peaking at 33°C (92°F). This month experiences increased rainfall, totaling 102 mm (4.0 in) across 11 days, with slightly lower humidity at 81%. For more insights on April weather, check out National Harbor weather in April.

November and May weather present contrasting climates as the seasons shift. In November, temperatures can dip as low as -5°C (23°F) with an average of 9°C (48°F) and some days reaching up to 26°C (78°F). The month experiences approximately 77 mm (3.0 in) of precipitation over about 7 days, accompanied by high humidity levels at 85%. In contrast, May offers milder temperatures, with a minimum of 3°C (37°F) and an average of 19°C (67°F), peaking at a warm 35°C (95°F). However, May is wetter, boasting about 121 mm (4.8 in) of rainfall across around 12 days, yet retains a slightly lower humidity at 78%. For more detailed information on the weather in May, visit National Harbor weather in May.

November weather is characterized by a significant drop in temperatures, with a minimum of -5°C (23°F) and an average around 9°C (48°F), reaching a maximum of 26°C (78°F). The month experiences about 77 mm (3.0 in) of precipitation over 7 days, coupled with high humidity levels at 85%. In contrast, June boasts much warmer temperatures, with a minimum of 9°C (49°F) and an average of 24°C (76°F), peaking at a sweltering 37°C (98°F). Although June has more precipitation at 107 mm (4.2 in) over 13 days, the humidity is slightly lower at 79%. For more details about June’s weather, you can check National Harbor weather in June.

November and July exhibit distinctly different weather patterns. In November, temperatures vary significantly, with a minimum of -5°C (23°F) and an average of 9°C (48°F), peaking at 26°C (78°F). This month sees a fair amount of precipitation, totaling 77 mm (3.0 in) over about 7 rainy days, coupled with high humidity levels at 85%. In contrast, July boasts warmer temperatures, ranging from a minimum of 16°C (61°F) to an average of 27°C (81°F) and a maximum of 38°C (102°F). This summer month is wetter, receiving 132 mm (5.2 in) of rain across approximately 12 days, but with lower humidity at 74%. For more detailed insights on July weather, check out National Harbor weather in July.

When comparing the weather in November and August, notable differences emerge. November typically experiences cooler temperatures, with a minimum of -5°C (23°F) and an average of 9°C (48°F), while August boasts much warmer conditions, with a minimum of 15°C (59°F) and an average of 25°C (78°F). Additionally, August is characterized by higher humidity levels at 72%, compared to November's 85%. Precipitation is also more prevalent in August, with 146 mm (5.7 in) falling over 15 days, whereas November sees less rainfall at 77 mm (3.0 in) over just 7 days. For a more detailed look at the August weather, you can visit National Harbor weather in August.

November and September showcase distinct differences in weather patterns. In November, temperatures range from a chilly minimum of -5°C (23°F) to a milder maximum of 26°C (78°F), with an average of 9°C (48°F). Conversely, September boasts warmer conditions, with minimum temperatures around 6°C (44°F) and maximums reaching as high as 37°C (99°F), resulting in an average of 22°C (73°F). Precipitation is slightly more frequent in September, occurring over 11 days with a total of 93 mm (3.7 in), compared to November's 7 days of 77 mm (3.0 in). Additionally, humidity remains higher in November at 85% compared to 75% in September. For a more detailed look at September weather patterns, check out National Harbor weather in September.

November's weather presents a significant shift compared to October, with a marked decrease in average temperatures and a broader range between the minimum and maximum. While October boasts an average temperature of 17°C (63°F) and highs reaching up to 36°C (97°F), November sees a notable drop, with averages around 9°C (48°F) and maximums peaking at 26°C (78°F). Additionally, November experiences less precipitation overall, with 77 mm (3.0 in) over 7 days, compared to October's 105 mm (4.2 in) over 9 days. Humidity levels also rise slightly in November to 85%, compared to 81% in October. For a more detailed look at weather patterns, you can check out National Harbor weather in October.

November generally showcases milder temperatures with average highs reaching up to 26°C (78°F) and lows of -5°C (23°F), while December tends to be chillier, featuring an average high of 20°C (69°F) and a lower minimum of -10°C (14°F). Both months experience substantial precipitation, but December sees slightly more, totaling 89 mm (3.5 in) over 9 days compared to November's 77 mm (3.0 in) over 7 days. Humidity remains similar between the two months, with November at 85% and December slightly lower at 84%. For a more detailed look at December weather, you can check out National Harbor weather in December.

Compare National Harbor's Climate with Cities Worldwide

Conclusion: What to Expect From November Weather in National Harbor

As November settles in, National Harbor experiences a notable shift in weather, transitioning from the warmer, sunnier days of summer to a cooler and more variable climate. With temperatures that dip significantly, the crisp air contrasts sharply with the summer warmth, frequently reaching a maximum of 26°C but often averaging around a brisk 9°C. This month also brings increased humidity, making the cooler temperatures feel more pronounced, while the likelihood of rain adds to the seasonal atmosphere with 77 mm of precipitation over about seven days. To explore more about the unique climate throughout the year, visit National Harbor Climate.