Downtown DC weather — 10-day forecast

Temperature, rain, wind and feels-like in Downtown DC, hour by hour and over 10 days, with the seasonal normal for context.

Now

Reading from 06:00 · NOAA HRRR model

8 °C

Clear sky

Feels like 5 °C

4.7 km/hforce 1

Next 12 h

  • 067°
  • 077°
  • 07:23Sunrise
  • 087°
  • 0911°
  • 1014°
  • 1117°
  • 1219°
  • 1320°
  • 1421°
  • 1521°
  • 1621°
  • 1721°
  • 1818°

↓ 7°07:00↑ 21°16:00

Humidity
66 %
Dew point
2 °C
Gusts
18.4 km/h
Clouds
0 %
Pressure
1,024 hPa ↑

Grid point 0.3 km away · 3.0 km grid · elevation 18 m

Air quality

The European air-quality index for the city, and the pollutants that set it.

Reading from 08:00
16
Good

Index set by Ozone

Ozone
39.0µg/m³
PM2.5
5.5µg/m³
PM10
5.6µg/m³
Nitrogen dioxide
12.2µg/m³
Sulphur dioxide
2.0µg/m³
Carbon monoxide
176.0µg/m³
Dust (AOD)
0.00

Generated using Copernicus Atmosphere Monitoring Service information

Hour by hour

Step-by-step detail: temperature, wind, cloud cover and ultraviolet.

Estimated from a deterministic model, not an ensemble probability.
°C

10 days

Each day's extremes and the chance of rain, out to the end of the run.

3° → 22°

Rain probability (> 1 mm): 50 ECMWF ensemble members.

  • Today

    Clear sky

    21°

    7°

  • Wed

    Partly cloudy

    18°

    6°

  • Thu

    Clear sky

    20°

    7°

  • Fri

    Clear sky

    16°

    6°

  • Sat

    Clear sky

    17°

    3°

  • Sun

    Clear sky

    18°

    4°

  • Mon

    Mainly clear

    22°

    5°

  • Tue

    Partly cloudy

    20°

    11°

  • Wed

    Overcast

    14°

    8°

  • Thu

    Mainly clear

    20°

    12°

Sun and UV

Sunrise, sunset, day length and ultraviolet intensity.

Max UV4moderate
Sunrise
07:23
Daylight
11 h 00
Sunset
18:23

Radiation · 16.2 MJ/m²

Sea state

Sea state at the marine grid point closest to the city.

0.4 mperiod 3 s 358°

Significant height: the mean of the highest third of waves. Individual waves reach about twice it.

Data: ECMWF

Today in Downtown DC the mean temperature will be 13.8 °C — +0.5 °C against the normal for 20 October, measured from 1940 to 2026. (1,290 obs.)

Downtown DC climate — normals and trends →