Today | Weather | Tuesday, October 27, 2026

Weather in Washington, District of Columbia

04:52 PM
Now
Cloudy Weather
70° F
Feels Like 70°
Precipitation 0 %
Wind 6 mph
UV Index (0 - 11+) 1
Humidity 51 %
Today
Sunny Weather
Day 72°
Night 46°
Precipitation 0 %
Wind 5 mph
UV Index (0 - 11+) 3

Washington Weather Forecast Updated

8 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (October 27, 2025)
Cloudy Night

Day

61°

Night

45°

Wind

7 mph

Precipitation

0 %

Air Quality in Washington

NOW
80 AQI
Moderate air quality Dominant pollutant: PM2.5

Pollutant Concentrations:

PM2.5 25.89 µg/m³
PM10 28.12 µg/m³
O3 0.057 ppm
NO2 1.8 ppb
SO2 0.9 ppb
CO 0.19 ppm
NH3 0.45 µg/m³
NO 0.22 µg/m³
PM2.5 – Fine particles <2.5μm
PM10 – Inhalable particles <10μm
O3 – Ozone
NO2 – Nitrogen dioxide
SO2 – Sulfur dioxide
CO – Carbon monoxide
NH3 – Ammonia
NO – Nitric oxide

Health Recommendations:

Air quality is acceptable; however, for some pollutants, there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution.

Show raw pollutant concentrations (µg/m³)
PM2.5 – 25.89 µg/m³
PM10 – 28.12 µg/m³
O3 – 112.73 µg/m³
NO2 – 3.38 µg/m³
SO2 – 2.46 µg/m³
CO – 213.59 µg/m³
NH3 – 0.45 µg/m³
NO – 0.22 µg/m³